syzkaller login: [ 540.885830][ T31] kauditd_printk_skb: 6 callbacks suppressed [ 540.889287][ T31] audit: type=1400 audit(540.830:58): avc: denied { read write } for pid=3092 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 [ 540.891221][ T31] audit: type=1400 audit(540.830:59): avc: denied { open } for pid=3092 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]:38466' (ED25519) to the list of known hosts. [ 574.123566][ T31] audit: type=1400 audit(574.070:60): avc: denied { execute } for pid=3105 comm="sh" name="syz-executor3976704480" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 574.133816][ T31] audit: type=1400 audit(574.080:61): avc: denied { execute_no_trans } for pid=3105 comm="sh" path="/syz-executor3976704480" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 575.024432][ T31] audit: type=1400 audit(574.970:62): avc: denied { execmem } for pid=3105 comm="syz-executor397" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 575.090431][ T31] audit: type=1400 audit(575.030:63): avc: denied { prog_load } for pid=3106 comm="syz-executor397" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 575.091050][ T31] audit: type=1400 audit(575.030:64): avc: denied { bpf } for pid=3106 comm="syz-executor397" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 575.131084][ T31] audit: type=1400 audit(575.070:65): avc: denied { perfmon } for pid=3106 comm="syz-executor397" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 575.203752][ T31] audit: type=1400 audit(575.140:66): avc: denied { prog_run } for pid=3106 comm="syz-executor397" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.050600][ T32] INFO: task kworker/1:1:47 blocked for more than 450 seconds. [ 1324.054111][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.070130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.074244][ T32] task:kworker/1:1 state:D stack:0 pid:47 tgid:47 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.076159][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.094023][ T32] Call trace: [ 1324.108409][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.115604][ T32] r10:82918888 r9:df921d84 r8:00000002 r7:60000113 r6:df921d8c r5:833a5400 [ 1324.116848][ T32] r4:833a5400 [ 1324.117965][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.119499][ T32] r5:833a5400 r4:82918884 [ 1324.120566][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.121678][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.121825][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df921e08 [ 1324.121880][ T32] r4:00000000 [ 1324.121925][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.122014][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.122140][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.125030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85871c80 [ 1324.125117][ T32] r4:00000000 [ 1324.125175][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.125290][ T32] r9:83018205 r8:833a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1324.125336][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.125441][ T32] r5:00001000 r4:ebbef000 [ 1324.125487][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.125572][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.125665][ T32] r5:857fdf8c r4:857fdc00 [ 1324.125710][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.125808][ T32] r7:ddde2d80 r6:83018200 r5:857fdf8c r4:832a0000 [ 1324.125855][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.125961][ T32] r10:61c88647 r9:833a5400 r8:832a002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.126042][ T32] r4:832a0000 [ 1324.126093][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.126189][ T32] r10:00000000 r9:832a0000 r8:8027f5e8 r7:df879e60 r6:83369e00 r5:833a5400 [ 1324.126265][ T32] r4:00000001 [ 1324.126319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.126579][ T32] Exception stack(0xdf921fb0 to 0xdf921ff8) [ 1324.126809][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.126905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.126971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.127078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.127130][ T32] r4:832a1000 [ 1324.128689][ T32] INFO: task kworker/1:1:47 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.128806][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.129006][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.129117][ T32] Call trace: [ 1324.129186][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.129290][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.129348][ T32] r4:00000000 [ 1324.129403][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.129487][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.129549][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.129610][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.129667][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.129719][ T32] r5:80000113 r4:80239bb0 [ 1324.129767][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.129868][ T32] r4:82ac11e4 [ 1324.129917][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.130014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.130063][ T32] r4:eae89dc0 [ 1324.130136][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.130242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.130310][ T32] r4:00000000 [ 1324.130386][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.130500][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.130549][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.130667][ T32] r5:00001000 r4:e069d000 [ 1324.130841][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.130944][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.131042][ T32] r5:851a038c r4:851a0000 [ 1324.131087][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.131183][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.131228][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.131321][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.131366][ T32] r4:848b5600 [ 1324.131417][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.131631][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.131745][ T32] r4:00000001 [ 1324.131794][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.131872][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.131955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.132024][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.132087][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.132148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.132219][ T32] r4:847da040 [ 1324.139609][ T32] INFO: task kworker/0:3:2885 blocked for more than 450 seconds. [ 1324.139711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.139765][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.139809][ T32] task:kworker/0:3 state:D stack:0 pid:2885 tgid:2885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.139919][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.140071][ T32] Call trace: [ 1324.140210][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.140318][ T32] r10:82918888 r9:ec83dd84 r8:00000002 r7:60000113 r6:ec83dd8c r5:8386e000 [ 1324.140403][ T32] r4:8386e000 [ 1324.140449][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.140529][ T32] r5:8386e000 r4:82918884 [ 1324.140578][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.140660][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.140754][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec83de08 [ 1324.140799][ T32] r4:00000000 [ 1324.140871][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.141038][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.141188][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.141320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221fc0 [ 1324.141377][ T32] r4:00000000 [ 1324.141433][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.141532][ T32] r9:83018005 r8:8386e000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1324.141579][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.141669][ T32] r5:00001000 r4:e06b7000 [ 1324.141713][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.141792][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.141875][ T32] r5:847e238c r4:847e2000 [ 1324.141917][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.142009][ T32] r7:dddced80 r6:83018000 r5:847e238c r4:84584180 [ 1324.142054][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.142162][ T32] r10:61c88647 r9:8386e000 r8:845841ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.149275][ T32] r4:84584180 [ 1324.149321][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.149395][ T32] r10:00000000 r9:84584180 r8:8027f5e8 r7:df83de60 r6:84584100 r5:8386e000 [ 1324.149438][ T32] r4:00000001 [ 1324.149485][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.149528][ T32] Exception stack(0xec83dfb0 to 0xec83dff8) [ 1324.149581][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.149613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.149639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.149670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.149691][ T32] r4:845818c0 [ 1324.150416][ T32] INFO: task kworker/0:3:2885 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.150454][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.150523][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.150650][ T32] Call trace: [ 1324.150691][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.150742][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.150765][ T32] r4:00000000 [ 1324.150802][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.150873][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.150947][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.150987][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.151030][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.151087][ T32] r5:80000113 r4:80239bb0 [ 1324.151117][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.151175][ T32] r4:82ac11e4 [ 1324.151199][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.151249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.151271][ T32] r4:eae89dc0 [ 1324.151291][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.151336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.151359][ T32] r4:00000000 [ 1324.151379][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.151436][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.151473][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.151523][ T32] r5:00001000 r4:e069d000 [ 1324.151544][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.151587][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.151632][ T32] r5:851a038c r4:851a0000 [ 1324.151654][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.151720][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.151746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.151797][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.151836][ T32] r4:848b5600 [ 1324.151866][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.151917][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.151940][ T32] r4:00000001 [ 1324.151960][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.151998][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.152023][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.152051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.152103][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.152155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.156619][ T32] r4:847da040 [ 1324.156899][ T32] INFO: task kworker/1:0:3091 blocked for more than 450 seconds. [ 1324.156950][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.156978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.156999][ T32] task:kworker/1:0 state:D stack:0 pid:3091 tgid:3091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.157165][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.157249][ T32] Call trace: [ 1324.157359][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.157419][ T32] r10:82918888 r9:df981d84 r8:00000002 r7:60000113 r6:df981d8c r5:84486000 [ 1324.157443][ T32] r4:84486000 [ 1324.157463][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.157569][ T32] r5:84486000 r4:82918884 [ 1324.157593][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.157675][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.157724][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df981e08 [ 1324.157745][ T32] r4:00000000 [ 1324.157765][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.157800][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.157840][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.157882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858726c0 [ 1324.157903][ T32] r4:00000000 [ 1324.157923][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.157966][ T32] r9:83018205 r8:84486000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.157986][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.158025][ T32] r5:00001000 r4:ebe95000 [ 1324.158070][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.158112][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.158165][ T32] r5:8580938c r4:85809000 [ 1324.158189][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.158237][ T32] r7:ddde2d80 r6:83018200 r5:8580938c r4:8475ec80 [ 1324.158282][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.158330][ T32] r10:61c88647 r9:84486000 r8:8475ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.158390][ T32] r4:8475ec80 [ 1324.158422][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.158469][ T32] r10:00000000 r9:8475ec80 r8:8027f5e8 r7:e05ede60 r6:8475e780 r5:84486000 [ 1324.158490][ T32] r4:00000001 [ 1324.158508][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.158544][ T32] Exception stack(0xdf981fb0 to 0xdf981ff8) [ 1324.158612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.158641][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.158676][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.158737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.158780][ T32] r4:84787840 [ 1324.159486][ T32] INFO: task kworker/1:0:3091 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.159528][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.159586][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.159631][ T32] Call trace: [ 1324.159709][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.159786][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.159813][ T32] r4:00000000 [ 1324.159832][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.159891][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.159950][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.159989][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.160015][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.160038][ T32] r5:80000113 r4:80239bb0 [ 1324.160059][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.160105][ T32] r4:82ac11e4 [ 1324.160125][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.160185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.160211][ T32] r4:eae89dc0 [ 1324.160231][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.160275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.160296][ T32] r4:00000000 [ 1324.160458][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.160512][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.160533][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.160574][ T32] r5:00001000 r4:e069d000 [ 1324.160593][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.160630][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.160673][ T32] r5:851a038c r4:851a0000 [ 1324.160692][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.160777][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.160802][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.160851][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.160873][ T32] r4:848b5600 [ 1324.160993][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.161110][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.161136][ T32] r4:00000001 [ 1324.161155][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.161192][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.161217][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.161244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.161268][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.161335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.161419][ T32] r4:847da040 [ 1324.161538][ T32] INFO: task kworker/1:3:3110 blocked for more than 450 seconds. [ 1324.161569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.161593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.161612][ T32] task:kworker/1:3 state:D stack:0 pid:3110 tgid:3110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.161656][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.161702][ T32] Call trace: [ 1324.161804][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.161902][ T32] r10:82918888 r9:df9a5d84 r8:00000002 r7:60000113 r6:df9a5d8c r5:84150000 [ 1324.162024][ T32] r4:84150000 [ 1324.162269][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.175111][ T32] r5:84150000 r4:82918884 [ 1324.175152][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.175214][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.175259][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9a5e08 [ 1324.175281][ T32] r4:00000000 [ 1324.175300][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.175336][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.175421][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.175473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85870080 [ 1324.175495][ T32] r4:00000000 [ 1324.175539][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.175590][ T32] r9:83018205 r8:84150000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1324.175611][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.175654][ T32] r5:00001000 r4:ec86b000 [ 1324.175701][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.175745][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.175786][ T32] r5:8580b78c r4:8580b400 [ 1324.175844][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.175919][ T32] r7:ddde2d80 r6:83018200 r5:8580b78c r4:84229c00 [ 1324.175944][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.175989][ T32] r10:61c88647 r9:84150000 r8:84229c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.176011][ T32] r4:84229c00 [ 1324.176029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.176072][ T32] r10:00000000 r9:84229c00 r8:8027f5e8 r7:e05ede60 r6:8456cc00 r5:84150000 [ 1324.176094][ T32] r4:00000001 [ 1324.176112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.176149][ T32] Exception stack(0xdf9a5fb0 to 0xdf9a5ff8) [ 1324.176177][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.176204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.176229][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.176257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.176279][ T32] r4:847183c0 [ 1324.177034][ T32] INFO: task kworker/1:3:3110 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.177074][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.177164][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.177213][ T32] Call trace: [ 1324.177244][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.177288][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.177311][ T32] r4:00000000 [ 1324.177330][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.177365][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.177391][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.177444][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.177470][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.177493][ T32] r5:80000113 r4:80239bb0 [ 1324.177513][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.177582][ T32] r4:82ac11e4 [ 1324.177606][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.177654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.177676][ T32] r4:eae89dc0 [ 1324.177695][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.177737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.177781][ T32] r4:00000000 [ 1324.177803][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.177848][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.177869][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.177908][ T32] r5:00001000 r4:e069d000 [ 1324.177928][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.177965][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.178004][ T32] r5:851a038c r4:851a0000 [ 1324.178023][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.178066][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.178085][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.178128][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.178149][ T32] r4:848b5600 [ 1324.178166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.178213][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.178236][ T32] r4:00000001 [ 1324.178303][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.178342][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.178369][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.178396][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.178431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.178462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.178484][ T32] r4:847da040 [ 1324.178539][ T32] INFO: task kworker/1:9:3126 blocked for more than 450 seconds. [ 1324.178619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.178649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.178695][ T32] task:kworker/1:9 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.178768][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.178810][ T32] Call trace: [ 1324.178840][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.178883][ T32] r10:82918888 r9:df9bdd84 r8:00000002 r7:60000113 r6:df9bdd8c r5:83ad8000 [ 1324.178904][ T32] r4:83ad8000 [ 1324.178968][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.179061][ T32] r5:83ad8000 r4:82918884 [ 1324.179084][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.179121][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.179174][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9bde08 [ 1324.179199][ T32] r4:00000000 [ 1324.179218][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.179276][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.179341][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.179416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4000 [ 1324.179442][ T32] r4:00000000 [ 1324.179461][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.179507][ T32] r9:83018205 r8:83ad8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1324.179527][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.179567][ T32] r5:00001000 r4:ebbd7000 [ 1324.179586][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.179624][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.179667][ T32] r5:8555938c r4:85559000 [ 1324.179710][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.179758][ T32] r7:ddde2d80 r6:83018200 r5:8555938c r4:8456e780 [ 1324.179778][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.179822][ T32] r10:61c88647 r9:83ad8000 r8:8456e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.179842][ T32] r4:8456e780 [ 1324.179885][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.179933][ T32] r10:00000000 r9:8456e780 r8:8027f5e8 r7:df9f1e60 r6:8456cd80 r5:83ad8000 [ 1324.179954][ T32] r4:00000001 [ 1324.179972][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.180029][ T32] Exception stack(0xdf9bdfb0 to 0xdf9bdff8) [ 1324.180081][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.180112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.180137][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.180166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.180188][ T32] r4:84741400 [ 1324.180545][ T32] INFO: task kworker/1:9:3126 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.180574][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.180657][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.180703][ T32] Call trace: [ 1324.180741][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.180789][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.180811][ T32] r4:00000000 [ 1324.180830][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.180866][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.180893][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.180920][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.180944][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.180966][ T32] r5:80000113 r4:80239bb0 [ 1324.180986][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.181028][ T32] r4:82ac11e4 [ 1324.181046][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.181092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.181113][ T32] r4:eae89dc0 [ 1324.181132][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.181175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.181219][ T32] r4:00000000 [ 1324.181251][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.181302][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.181345][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.181389][ T32] r5:00001000 r4:e069d000 [ 1324.181416][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.181456][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.181523][ T32] r5:851a038c r4:851a0000 [ 1324.181546][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.181598][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.181620][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.181664][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.181685][ T32] r4:848b5600 [ 1324.181703][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.181746][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.181767][ T32] r4:00000001 [ 1324.181785][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.181818][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.181847][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.181875][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.181924][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.181970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.181994][ T32] r4:847da040 [ 1324.182041][ T32] INFO: task kworker/1:10:3127 blocked for more than 450 seconds. [ 1324.182073][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.182096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.182115][ T32] task:kworker/1:10 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.195848][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.195999][ T32] Call trace: [ 1324.196033][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.196142][ T32] r10:82918888 r9:df9add84 r8:00000002 r7:60000113 r6:df9add8c r5:83a81800 [ 1324.196169][ T32] r4:83a81800 [ 1324.196268][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.196342][ T32] r5:83a81800 r4:82918884 [ 1324.196389][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.196438][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.196507][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ade08 [ 1324.196673][ T32] r4:00000000 [ 1324.196703][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.196741][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.196782][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.196825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5e340 [ 1324.196846][ T32] r4:00000000 [ 1324.196865][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.196911][ T32] r9:83018205 r8:83a81800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1324.196932][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.196996][ T32] r5:00001000 r4:eaf53000 [ 1324.197019][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.197059][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.197100][ T32] r5:85422f8c r4:85422c00 [ 1324.197120][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.197165][ T32] r7:ddde2d80 r6:83018200 r5:85422f8c r4:8456e380 [ 1324.197186][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.197291][ T32] r10:61c88647 r9:83a81800 r8:8456e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.197367][ T32] r4:8456e380 [ 1324.197396][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.197449][ T32] r10:00000000 r9:8456e380 r8:8027f5e8 r7:df9bde60 r6:8475e700 r5:83a81800 [ 1324.197470][ T32] r4:00000001 [ 1324.197513][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.197554][ T32] Exception stack(0xdf9adfb0 to 0xdf9adff8) [ 1324.197581][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.197616][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.197673][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.197722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.197747][ T32] r4:84741100 [ 1324.198494][ T32] INFO: task kworker/1:10:3127 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.198531][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.198698][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.198760][ T32] Call trace: [ 1324.198791][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.198838][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.198861][ T32] r4:00000000 [ 1324.198899][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.198975][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.199006][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.199037][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.199074][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.199108][ T32] r5:80000113 r4:80239bb0 [ 1324.199132][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.199210][ T32] r4:82ac11e4 [ 1324.199234][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.199282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.199303][ T32] r4:eae89dc0 [ 1324.199321][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.199363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.199385][ T32] r4:00000000 [ 1324.199403][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.199455][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.199476][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.199516][ T32] r5:00001000 r4:e069d000 [ 1324.199535][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.199573][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.199612][ T32] r5:851a038c r4:851a0000 [ 1324.199631][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.199677][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.199697][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.199741][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.199762][ T32] r4:848b5600 [ 1324.199794][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.199853][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.199878][ T32] r4:00000001 [ 1324.199898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.199934][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.199959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.199998][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.200027][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.200065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.200089][ T32] r4:847da040 [ 1324.200144][ T32] INFO: task kworker/0:9:3139 blocked for more than 450 seconds. [ 1324.200182][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.200217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.200240][ T32] task:kworker/0:9 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.200310][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.200377][ T32] Call trace: [ 1324.200406][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.200455][ T32] r10:82918888 r9:dfa5dd84 r8:00000002 r7:60000113 r6:dfa5dd8c r5:83ac0000 [ 1324.200477][ T32] r4:83ac0000 [ 1324.200563][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.200604][ T32] r5:83ac0000 r4:82918884 [ 1324.200623][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.200657][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.200701][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa5de08 [ 1324.200723][ T32] r4:00000000 [ 1324.200741][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.200791][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.200838][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.200881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848a8d40 [ 1324.200925][ T32] r4:00000000 [ 1324.200947][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.200992][ T32] r9:83018005 r8:83ac0000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.201013][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.201053][ T32] r5:00001000 r4:e02b3000 [ 1324.201071][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.201140][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.201200][ T32] r5:847e1f8c r4:847e1c00 [ 1324.201220][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.201263][ T32] r7:dddced80 r6:83018000 r5:847e1f8c r4:8478b100 [ 1324.201282][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.201325][ T32] r10:61c88647 r9:83ac0000 r8:8478b12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.201346][ T32] r4:8478b100 [ 1324.201363][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.201427][ T32] r10:00000000 r9:8478b100 r8:8027f5e8 r7:ec83de60 r6:8478b180 r5:83ac0000 [ 1324.201455][ T32] r4:00000001 [ 1324.201476][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.201511][ T32] Exception stack(0xdfa5dfb0 to 0xdfa5dff8) [ 1324.201627][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.201662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.201691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.201720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.201741][ T32] r4:84791080 [ 1324.202055][ T32] INFO: task kworker/0:9:3139 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.202085][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.202233][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.211946][ T32] Call trace: [ 1324.211992][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.212060][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.212127][ T32] r4:00000000 [ 1324.212708][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.212801][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.212839][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.212869][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.212917][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.212971][ T32] r5:80000113 r4:80239bb0 [ 1324.212995][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.213047][ T32] r4:82ac11e4 [ 1324.213068][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.213117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.213139][ T32] r4:eae89dc0 [ 1324.213159][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.213205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.213227][ T32] r4:00000000 [ 1324.213246][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.213291][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.213313][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.213358][ T32] r5:00001000 r4:e069d000 [ 1324.213377][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.213436][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.213486][ T32] r5:851a038c r4:851a0000 [ 1324.213537][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.213642][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.213671][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.213719][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.213742][ T32] r4:848b5600 [ 1324.213786][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.213865][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.213927][ T32] r4:00000001 [ 1324.213951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.213989][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.214015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.214068][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.214099][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.214129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.214153][ T32] r4:847da040 [ 1324.214184][ T32] INFO: task kworker/0:10:3141 blocked for more than 450 seconds. [ 1324.214218][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.214242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.214264][ T32] task:kworker/0:10 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.214331][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.214379][ T32] Call trace: [ 1324.214429][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.214478][ T32] r10:82918888 r9:dfa69d84 r8:00000002 r7:60000113 r6:dfa69d8c r5:83ac1800 [ 1324.214577][ T32] r4:83ac1800 [ 1324.214612][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.214655][ T32] r5:83ac1800 r4:82918884 [ 1324.214678][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.214716][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.214761][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 [ 1324.214783][ T32] r4:00000000 [ 1324.214801][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.214838][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.214877][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.215010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848a8f00 [ 1324.215107][ T32] r4:00000000 [ 1324.215130][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.215201][ T32] r9:83018005 r8:83ac1800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1324.215228][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.215298][ T32] r5:00001000 r4:e0257000 [ 1324.215321][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.215362][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.215422][ T32] r5:847e1b8c r4:847e1800 [ 1324.215446][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.215494][ T32] r7:dddced80 r6:83018000 r5:847e1b8c r4:8478b200 [ 1324.215517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.215602][ T32] r10:61c88647 r9:83ac1800 r8:8478b22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.215628][ T32] r4:8478b200 [ 1324.215677][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.215815][ T32] r10:00000000 r9:8478b200 r8:8027f5e8 r7:ec83de60 r6:8478b280 r5:83ac1800 [ 1324.215843][ T32] r4:00000001 [ 1324.215887][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.215931][ T32] Exception stack(0xdfa69fb0 to 0xdfa69ff8) [ 1324.216071][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.216131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.216160][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.216189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.216234][ T32] r4:847912c0 [ 1324.216916][ T32] INFO: task kworker/0:10:3141 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.216948][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.217085][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.217130][ T32] Call trace: [ 1324.217367][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.217455][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.217481][ T32] r4:00000000 [ 1324.217661][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.217707][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.217803][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.217852][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.217903][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.217928][ T32] r5:80000113 r4:80239bb0 [ 1324.217949][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.217994][ T32] r4:82ac11e4 [ 1324.218039][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.218095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.218118][ T32] r4:eae89dc0 [ 1324.218221][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.218399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.218437][ T32] r4:00000000 [ 1324.218457][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.218584][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.218617][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.218676][ T32] r5:00001000 r4:e069d000 [ 1324.218725][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.218794][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.218842][ T32] r5:851a038c r4:851a0000 [ 1324.218864][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.218923][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.218954][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.219054][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.219084][ T32] r4:848b5600 [ 1324.219108][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.219162][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.219196][ T32] r4:00000001 [ 1324.219220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.219271][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.219302][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.219331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.219356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.219416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.219447][ T32] r4:847da040 [ 1324.219472][ T32] INFO: task kworker/0:11:3143 blocked for more than 450 seconds. [ 1324.219501][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.219579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.219603][ T32] task:kworker/0:11 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.219647][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.219736][ T32] Call trace: [ 1324.219791][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.219894][ T32] r10:82918888 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:83ac6c00 [ 1324.219922][ T32] r4:83ac6c00 [ 1324.219940][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.219979][ T32] r5:83ac6c00 r4:82918884 [ 1324.220000][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.220062][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.220110][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 [ 1324.220131][ T32] r4:00000000 [ 1324.220149][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.220184][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.220221][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.220267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0580 [ 1324.220289][ T32] r4:00000000 [ 1324.220307][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.220374][ T32] r9:83018005 r8:83ac6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1324.220396][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.220445][ T32] r5:00001000 r4:eae25000 [ 1324.220464][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.220502][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.220544][ T32] r5:8536db8c r4:8536d800 [ 1324.220633][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.220685][ T32] r7:dddced80 r6:83018000 r5:8536db8c r4:8478b300 [ 1324.220732][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.220784][ T32] r10:61c88647 r9:83ac6c00 r8:8478b32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.220838][ T32] r4:8478b300 [ 1324.220862][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.220935][ T32] r10:00000000 r9:8478b300 r8:8027f5e8 r7:ec83de60 r6:8478b380 r5:83ac6c00 [ 1324.221030][ T32] r4:00000001 [ 1324.221122][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.221286][ T32] Exception stack(0xdfa75fb0 to 0xdfa75ff8) [ 1324.221315][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.221344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.221423][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.221455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.221476][ T32] r4:847912c0 [ 1324.221870][ T32] INFO: task kworker/0:11:3143 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.221903][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.222324][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.242786][ T32] Call trace: [ 1324.242849][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.242920][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.242944][ T32] r4:00000000 [ 1324.242964][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.243002][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.243033][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.243076][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.243132][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.243183][ T32] r5:80000113 r4:80239bb0 [ 1324.243205][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.243252][ T32] r4:82ac11e4 [ 1324.243271][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.243329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.243354][ T32] r4:eae89dc0 [ 1324.243403][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.243465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.243510][ T32] r4:00000000 [ 1324.243533][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.243579][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.243600][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.243643][ T32] r5:00001000 r4:e069d000 [ 1324.243661][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.243698][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.243738][ T32] r5:851a038c r4:851a0000 [ 1324.243785][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.243835][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.243854][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.243922][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.243948][ T32] r4:848b5600 [ 1324.243968][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.244037][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.244062][ T32] r4:00000001 [ 1324.244082][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.244117][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.244142][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.244168][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.244194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.244245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.244270][ T32] r4:847da040 [ 1324.244301][ T32] INFO: task kworker/0:12:3144 blocked for more than 450 seconds. [ 1324.244335][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.244372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.244398][ T32] task:kworker/0:12 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.244462][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.244503][ T32] Call trace: [ 1324.244532][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.244598][ T32] r10:82918888 r9:dfa45d84 r8:00000002 r7:60000013 r6:dfa45d8c r5:83ac4800 [ 1324.244664][ T32] r4:83ac4800 [ 1324.244687][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.244725][ T32] r5:83ac4800 r4:82918884 [ 1324.244744][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.244806][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.244853][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 [ 1324.244879][ T32] r4:00000000 [ 1324.244928][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.244967][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.245029][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.245101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479e100 [ 1324.245148][ T32] r4:00000000 [ 1324.245170][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.245213][ T32] r9:83018005 r8:83ac4800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.245233][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.245275][ T32] r5:00001000 r4:dfa55000 [ 1324.245295][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.245343][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.245422][ T32] r5:847e278c r4:847e2400 [ 1324.245448][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.245493][ T32] r7:dddced80 r6:83018000 r5:847e278c r4:8478b400 [ 1324.245536][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.245585][ T32] r10:61c88647 r9:83ac4800 r8:8478b42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.245606][ T32] r4:8478b400 [ 1324.245624][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.245689][ T32] r10:00000000 r9:8478b400 r8:8027f5e8 r7:dfa75e60 r6:8478b480 r5:83ac4800 [ 1324.245714][ T32] r4:00000001 [ 1324.245733][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.245791][ T32] Exception stack(0xdfa45fb0 to 0xdfa45ff8) [ 1324.245820][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.245872][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.245901][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.245929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.245963][ T32] r4:847912c0 [ 1324.246809][ T32] INFO: task kworker/0:12:3144 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.246850][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.246910][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.246954][ T32] Call trace: [ 1324.247002][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.247049][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.247070][ T32] r4:00000000 [ 1324.247089][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.247125][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.247177][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.247208][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.247262][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.247312][ T32] r5:80000113 r4:80239bb0 [ 1324.247335][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.247377][ T32] r4:82ac11e4 [ 1324.247407][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.247474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.247496][ T32] r4:eae89dc0 [ 1324.247516][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.247560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.247581][ T32] r4:00000000 [ 1324.247599][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.247643][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.247662][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.247701][ T32] r5:00001000 r4:e069d000 [ 1324.247746][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.247789][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.247830][ T32] r5:851a038c r4:851a0000 [ 1324.247849][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.247894][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.247937][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.247986][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.248030][ T32] r4:848b5600 [ 1324.248052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.248108][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.248131][ T32] r4:00000001 [ 1324.248151][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.248185][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.248209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.248236][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.248261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.248288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.248308][ T32] r4:847da040 [ 1324.248351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.248426][ T32] INFO: task kworker/0:13:3148 blocked for more than 450 seconds. [ 1324.248459][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.248483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.248502][ T32] task:kworker/0:13 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.248543][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.248583][ T32] Call trace: [ 1324.248610][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.248660][ T32] r10:82918888 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:83880c00 [ 1324.248709][ T32] r4:83880c00 [ 1324.248753][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.248797][ T32] r5:83880c00 r4:82918884 [ 1324.248816][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.248851][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.248892][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1324.248932][ T32] r4:00000000 [ 1324.248980][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.249036][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.249076][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.249119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a58e80 [ 1324.249190][ T32] r4:00000000 [ 1324.249213][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.249257][ T32] r9:83018005 r8:83880c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.249278][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.249339][ T32] r5:00001000 r4:dfa85000 [ 1324.249443][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.249486][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.249539][ T32] r5:8528a78c r4:8528a400 [ 1324.249569][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.249637][ T32] r7:dddced80 r6:83018000 r5:8528a78c r4:8478b500 [ 1324.249662][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.249710][ T32] r10:61c88647 r9:83880c00 r8:8478b52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.249733][ T32] r4:8478b500 [ 1324.249752][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.249796][ T32] r10:00000000 r9:8478b500 r8:8027f5e8 r7:dfa75e60 r6:8478b580 r5:83880c00 [ 1324.249846][ T32] r4:00000001 [ 1324.249868][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.249902][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1324.249928][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.249955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.249981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.250008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.250054][ T32] r4:84791a40 [ 1324.250400][ T32] INFO: task kworker/0:13:3148 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.250452][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.250513][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.250623][ T32] Call trace: [ 1324.250679][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.250732][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.250781][ T32] r4:00000000 [ 1324.250830][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.250871][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.250898][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.250926][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.250949][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.250972][ T32] r5:80000113 r4:80239bb0 [ 1324.250991][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.251049][ T32] r4:82ac11e4 [ 1324.251072][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.251119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.251152][ T32] r4:eae89dc0 [ 1324.251200][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.251275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.251336][ T32] r4:00000000 [ 1324.251382][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.251467][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.251491][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.251533][ T32] r5:00001000 r4:e069d000 [ 1324.251553][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.251592][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.251631][ T32] r5:851a038c r4:851a0000 [ 1324.251650][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.251697][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.251729][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.251814][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.251866][ T32] r4:848b5600 [ 1324.252039][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.252139][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.252236][ T32] r4:00000001 [ 1324.269352][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.269448][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.269534][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.269568][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.269595][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.269626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.269649][ T32] r4:847da040 [ 1324.269674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.269716][ T32] INFO: task kworker/0:14:3149 blocked for more than 450 seconds. [ 1324.269753][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.269791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.269869][ T32] task:kworker/0:14 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.269961][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.270015][ T32] Call trace: [ 1324.270064][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.270123][ T32] r10:82918888 r9:dfa8dd84 r8:00000002 r7:60000113 r6:dfa8dd8c r5:83886000 [ 1324.270186][ T32] r4:83886000 [ 1324.270226][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.270272][ T32] r5:83886000 r4:82918884 [ 1324.270294][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.270370][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.270449][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 [ 1324.270473][ T32] r4:00000000 [ 1324.270493][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.270530][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.270630][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.270686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a39c0 [ 1324.270710][ T32] r4:00000000 [ 1324.270730][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.270778][ T32] r9:83018005 r8:83886000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1324.270801][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.270844][ T32] r5:00001000 r4:eac79000 [ 1324.270864][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.270905][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.270947][ T32] r5:8529f78c r4:8529f400 [ 1324.271124][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.271179][ T32] r7:dddced80 r6:83018000 r5:8529f78c r4:8478b600 [ 1324.271203][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.271314][ T32] r10:61c88647 r9:83886000 r8:8478b62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.271343][ T32] r4:8478b600 [ 1324.271365][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.271418][ T32] r10:00000000 r9:8478b600 r8:8027f5e8 r7:dfa75e60 r6:8478b680 r5:83886000 [ 1324.271441][ T32] r4:00000001 [ 1324.271460][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.271497][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1324.271524][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.271555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.271580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.271608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.271658][ T32] r4:84791a40 [ 1324.282838][ T32] INFO: task kworker/0:14:3149 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.282959][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.283067][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.283163][ T32] Call trace: [ 1324.283198][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.283256][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.283280][ T32] r4:00000000 [ 1324.283391][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.283443][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.283475][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.283505][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.283550][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.283578][ T32] r5:80000113 r4:80239bb0 [ 1324.283598][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.283666][ T32] r4:82ac11e4 [ 1324.283690][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.283741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.283763][ T32] r4:eae89dc0 [ 1324.283784][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.283829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.283851][ T32] r4:00000000 [ 1324.284135][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.284200][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.284301][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.284348][ T32] r5:00001000 r4:e069d000 [ 1324.284370][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.284443][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.284493][ T32] r5:851a038c r4:851a0000 [ 1324.284515][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.284564][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.284583][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.284629][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.284650][ T32] r4:848b5600 [ 1324.284673][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.284718][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.284757][ T32] r4:00000001 [ 1324.284804][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.284859][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.284887][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.284923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.284980][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.285025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.285047][ T32] r4:847da040 [ 1324.285069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.285098][ T32] INFO: task kworker/0:15:3151 blocked for more than 450 seconds. [ 1324.285132][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.285156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.285179][ T32] task:kworker/0:15 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.285328][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.285392][ T32] Call trace: [ 1324.285460][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.285533][ T32] r10:82918888 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:83881800 [ 1324.285558][ T32] r4:83881800 [ 1324.285587][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.285671][ T32] r5:83881800 r4:82918884 [ 1324.285709][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.285803][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.285871][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1324.285924][ T32] r4:00000000 [ 1324.285946][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.286004][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.286053][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.286155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84743b40 [ 1324.286216][ T32] r4:00000000 [ 1324.286260][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.286344][ T32] r9:83018005 r8:83881800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1324.286369][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.286426][ T32] r5:00001000 r4:eb374000 [ 1324.286453][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.286495][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.286540][ T32] r5:8536cf8c r4:8536cc00 [ 1324.286611][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.286670][ T32] r7:dddced80 r6:83018000 r5:8536cf8c r4:8478b700 [ 1324.286736][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.286819][ T32] r10:61c88647 r9:83881800 r8:8478b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.286905][ T32] r4:8478b700 [ 1324.286997][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.287100][ T32] r10:00000000 r9:8478b700 r8:8027f5e8 r7:dfa75e60 r6:8478b780 r5:83881800 [ 1324.287126][ T32] r4:00000001 [ 1324.287146][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.287188][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1324.287215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.287257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.287287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.287316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.287337][ T32] r4:847918c0 [ 1324.287952][ T32] INFO: task kworker/0:15:3151 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.287985][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.288137][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.288181][ T32] Call trace: [ 1324.288210][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.288255][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.288277][ T32] r4:00000000 [ 1324.288295][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.288331][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.288358][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.288385][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.288408][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.288439][ T32] r5:80000113 r4:80239bb0 [ 1324.288458][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.288500][ T32] r4:82ac11e4 [ 1324.288518][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.288565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.288586][ T32] r4:eae89dc0 [ 1324.288671][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.288771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.288797][ T32] r4:00000000 [ 1324.288816][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.288875][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.288961][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.289006][ T32] r5:00001000 r4:e069d000 [ 1324.289035][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.289122][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.289168][ T32] r5:851a038c r4:851a0000 [ 1324.289187][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.289232][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.289301][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.289399][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.289431][ T32] r4:848b5600 [ 1324.289451][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.289496][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.289517][ T32] r4:00000001 [ 1324.289535][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.289569][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.289593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.289659][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.289692][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.289721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.289831][ T32] r4:847da040 [ 1324.289861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.289885][ T32] INFO: task kworker/0:16:3152 blocked for more than 450 seconds. [ 1324.289911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.289932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.289952][ T32] task:kworker/0:16 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.289993][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.290031][ T32] Call trace: [ 1324.290078][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.290123][ T32] r10:82918888 r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:83883c00 [ 1324.290145][ T32] r4:83883c00 [ 1324.290163][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.290198][ T32] r5:83883c00 r4:82918884 [ 1324.290216][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.290250][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.290315][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 1324.290339][ T32] r4:00000000 [ 1324.290357][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.290391][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.290498][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.290594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a8a380 [ 1324.290637][ T32] r4:00000000 [ 1324.290659][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.290768][ T32] r9:83018005 r8:83883c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.290823][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.290869][ T32] r5:00001000 r4:dfa61000 [ 1324.290911][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.290951][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.290991][ T32] r5:8540d78c r4:8540d400 [ 1324.291009][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.291051][ T32] r7:dddced80 r6:83018000 r5:8540d78c r4:8478b800 [ 1324.291070][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.291113][ T32] r10:61c88647 r9:83883c00 r8:8478b82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.291135][ T32] r4:8478b800 [ 1324.291154][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.291197][ T32] r10:00000000 r9:8478b800 r8:8027f5e8 r7:dfa75e60 r6:8478b880 r5:83883c00 [ 1324.291217][ T32] r4:00000001 [ 1324.291235][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.291267][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 1324.291291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.291318][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.291343][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.291407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.291439][ T32] r4:84791a40 [ 1324.291743][ T32] INFO: task kworker/0:16:3152 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.291772][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.291837][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.291883][ T32] Call trace: [ 1324.291937][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.291982][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.292005][ T32] r4:00000000 [ 1324.292023][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.292057][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.292083][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.292136][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.307793][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.307896][ T32] r5:80000113 r4:80239bb0 [ 1324.307923][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.308003][ T32] r4:82ac11e4 [ 1324.308025][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.308075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.308114][ T32] r4:eae89dc0 [ 1324.308140][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.308187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.308209][ T32] r4:00000000 [ 1324.308230][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.308279][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.308301][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.308362][ T32] r5:00001000 r4:e069d000 [ 1324.308384][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.308451][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.308569][ T32] r5:851a038c r4:851a0000 [ 1324.308652][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.308772][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.308799][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.308849][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.308871][ T32] r4:848b5600 [ 1324.308890][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.308968][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.308999][ T32] r4:00000001 [ 1324.309021][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.309062][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.309091][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.309120][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.309151][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.309179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.309201][ T32] r4:847da040 [ 1324.309223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.309254][ T32] INFO: task kworker/0:17:3154 blocked for more than 450 seconds. [ 1324.309289][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.309314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.309334][ T32] task:kworker/0:17 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.309399][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.309455][ T32] Call trace: [ 1324.309491][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.309546][ T32] r10:82918888 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:844d0000 [ 1324.309575][ T32] r4:844d0000 [ 1324.309600][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.309641][ T32] r5:844d0000 r4:82918884 [ 1324.309666][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.309732][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.309791][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 1324.309848][ T32] r4:00000000 [ 1324.309877][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.309920][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.309962][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.310011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84791cc0 [ 1324.310037][ T32] r4:00000000 [ 1324.310057][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.310103][ T32] r9:83018005 r8:844d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.310138][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.310186][ T32] r5:00001000 r4:dfdd7000 [ 1324.310206][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.310269][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.310316][ T32] r5:8536fb8c r4:8536f800 [ 1324.310338][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.310383][ T32] r7:dddced80 r6:83018000 r5:8536fb8c r4:8478b900 [ 1324.310404][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.310458][ T32] r10:61c88647 r9:844d0000 r8:8478b92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.310480][ T32] r4:8478b900 [ 1324.310498][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.310546][ T32] r10:00000000 r9:8478b900 r8:8027f5e8 r7:dfaa5e60 r6:8478b980 r5:844d0000 [ 1324.310640][ T32] r4:00000001 [ 1324.310667][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.310706][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1324.310732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.310788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.310821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.310850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.310871][ T32] r4:84791bc0 [ 1324.311595][ T32] INFO: task kworker/0:17:3154 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.311629][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.311718][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.311800][ T32] Call trace: [ 1324.311832][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.311879][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.311978][ T32] r4:00000000 [ 1324.312026][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.312141][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.322626][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.322726][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.322770][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.322803][ T32] r5:80000113 r4:80239bb0 [ 1324.322856][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.322929][ T32] r4:82ac11e4 [ 1324.322950][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.323028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.323079][ T32] r4:eae89dc0 [ 1324.323102][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.323161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.323188][ T32] r4:00000000 [ 1324.323208][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.323276][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.323302][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.323349][ T32] r5:00001000 r4:e069d000 [ 1324.323370][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.323415][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.323465][ T32] r5:851a038c r4:851a0000 [ 1324.323500][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.323574][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.323601][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.323651][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.323697][ T32] r4:848b5600 [ 1324.323722][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.323770][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.323791][ T32] r4:00000001 [ 1324.323809][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.323858][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.323915][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.323948][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.323974][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.324004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.324025][ T32] r4:847da040 [ 1324.324050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.324079][ T32] INFO: task kworker/0:18:3157 blocked for more than 450 seconds. [ 1324.324112][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.324136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.324173][ T32] task:kworker/0:18 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.324255][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.324303][ T32] Call trace: [ 1324.324336][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.324385][ T32] r10:82918888 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:844d5400 [ 1324.324408][ T32] r4:844d5400 [ 1324.324432][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.324471][ T32] r5:844d5400 r4:82918884 [ 1324.324492][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.324544][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.324596][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 1324.324645][ T32] r4:00000000 [ 1324.324677][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.324728][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.324770][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.324814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a858c0 [ 1324.324839][ T32] r4:00000000 [ 1324.324857][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.324900][ T32] r9:83018005 r8:844d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1324.324923][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.324963][ T32] r5:00001000 r4:ebd11000 [ 1324.324983][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.325020][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.325066][ T32] r5:8556638c r4:85566000 [ 1324.325086][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.325135][ T32] r7:dddced80 r6:83018000 r5:8556638c r4:8478ba00 [ 1324.325181][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.325233][ T32] r10:61c88647 r9:844d5400 r8:8478ba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.325255][ T32] r4:8478ba00 [ 1324.325274][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.325318][ T32] r10:00000000 r9:8478ba00 r8:8027f5e8 r7:dfaa5e60 r6:8478ba80 r5:844d5400 [ 1324.325342][ T32] r4:00000001 [ 1324.325359][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.325395][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1324.325454][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.325513][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.325545][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.325584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.325616][ T32] r4:84791dc0 [ 1324.326331][ T32] INFO: task kworker/0:18:3157 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.326364][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.326425][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.326468][ T32] Call trace: [ 1324.326531][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.326618][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.326642][ T32] r4:00000000 [ 1324.326661][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.326715][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.326774][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.326804][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.326859][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.326895][ T32] r5:80000113 r4:80239bb0 [ 1324.326924][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.326966][ T32] r4:82ac11e4 [ 1324.326991][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.327054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.327078][ T32] r4:eae89dc0 [ 1324.327117][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.327194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.327218][ T32] r4:00000000 [ 1324.327237][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.327282][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.327302][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.327341][ T32] r5:00001000 r4:e069d000 [ 1324.327359][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.327422][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.327468][ T32] r5:851a038c r4:851a0000 [ 1324.327539][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.327589][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.327609][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.327655][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.327681][ T32] r4:848b5600 [ 1324.327699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.327742][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.327763][ T32] r4:00000001 [ 1324.327781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.327814][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.327839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.327866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.327891][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.327919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.327965][ T32] r4:847da040 [ 1324.328038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.328065][ T32] INFO: task kworker/0:19:3158 blocked for more than 450 seconds. [ 1324.328093][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.328115][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.328136][ T32] task:kworker/0:19 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.328177][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.328215][ T32] Call trace: [ 1324.328260][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.328354][ T32] r10:82918888 r9:dfac9d84 r8:00000002 r7:60000013 r6:dfac9d8c r5:844d6000 [ 1324.328378][ T32] r4:844d6000 [ 1324.328426][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.328559][ T32] r5:844d6000 r4:82918884 [ 1324.328581][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.328618][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.328659][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [ 1324.328706][ T32] r4:00000000 [ 1324.328746][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.328799][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.328838][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.328915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85227880 [ 1324.328951][ T32] r4:00000000 [ 1324.328971][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.329047][ T32] r9:83018005 r8:844d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.329070][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.329110][ T32] r5:00001000 r4:dfef9000 [ 1324.329128][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.329165][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.329204][ T32] r5:847e478c r4:847e4400 [ 1324.329222][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.329310][ T32] r7:dddced80 r6:83018000 r5:847e478c r4:8478bb00 [ 1324.329335][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.329380][ T32] r10:61c88647 r9:844d6000 r8:8478bb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.329402][ T32] r4:8478bb00 [ 1324.329437][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.329487][ T32] r10:00000000 r9:8478bb00 r8:8027f5e8 r7:dfabde60 r6:8478bb80 r5:844d6000 [ 1324.329509][ T32] r4:00000001 [ 1324.329552][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.329590][ T32] Exception stack(0xdfac9fb0 to 0xdfac9ff8) [ 1324.329615][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.329642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.329694][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.329727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.329751][ T32] r4:84791f00 [ 1324.330074][ T32] INFO: task kworker/0:19:3158 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.330156][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.330303][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.330348][ T32] Call trace: [ 1324.330441][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.330487][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.330538][ T32] r4:00000000 [ 1324.330595][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.330643][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.330727][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.330759][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.330786][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.330809][ T32] r5:80000113 r4:80239bb0 [ 1324.330848][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.330958][ T32] r4:82ac11e4 [ 1324.330982][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.331029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.331050][ T32] r4:eae89dc0 [ 1324.331069][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.331112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.331134][ T32] r4:00000000 [ 1324.331239][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.331290][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.331311][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.331372][ T32] r5:00001000 r4:e069d000 [ 1324.331395][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.331656][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.331740][ T32] r5:851a038c r4:851a0000 [ 1324.331762][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.331832][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.331862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.331940][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.331974][ T32] r4:848b5600 [ 1324.332044][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.332153][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.349099][ T32] r4:00000001 [ 1324.349192][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.349269][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.349305][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.349333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.349358][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.349399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.349431][ T32] r4:847da040 [ 1324.349456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.349485][ T32] INFO: task kworker/0:20:3160 blocked for more than 450 seconds. [ 1324.349517][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.349568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.349592][ T32] task:kworker/0:20 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.349646][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.349725][ T32] Call trace: [ 1324.349758][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.349806][ T32] r10:82918888 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:844d4800 [ 1324.349829][ T32] r4:844d4800 [ 1324.349848][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.349908][ T32] r5:844d4800 r4:82918884 [ 1324.349931][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.349984][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.350030][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.350052][ T32] r4:00000000 [ 1324.350070][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.350103][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.350144][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.350187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ce800 [ 1324.350231][ T32] r4:00000000 [ 1324.350253][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.350299][ T32] r9:83018005 r8:844d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1324.350319][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.350360][ T32] r5:00001000 r4:eb8c9000 [ 1324.350390][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.350452][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.350497][ T32] r5:8534ab8c r4:8534a800 [ 1324.350576][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.350672][ T32] r7:dddced80 r6:83018000 r5:8534ab8c r4:8478bc00 [ 1324.350698][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.350757][ T32] r10:61c88647 r9:844d4800 r8:8478bc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.350782][ T32] r4:8478bc00 [ 1324.350812][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.350866][ T32] r10:00000000 r9:8478bc00 r8:8027f5e8 r7:dfabde60 r6:8478bc80 r5:844d4800 [ 1324.350897][ T32] r4:00000001 [ 1324.350919][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.350953][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.350980][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.351007][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.351032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.351059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.351080][ T32] r4:84746100 [ 1324.351799][ T32] INFO: task kworker/0:20:3160 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.351830][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.351886][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.351928][ T32] Call trace: [ 1324.351992][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.352036][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.352059][ T32] r4:00000000 [ 1324.352077][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.352113][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.352237][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.360545][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.360592][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.360650][ T32] r5:80000113 r4:80239bb0 [ 1324.360702][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.360843][ T32] r4:82ac11e4 [ 1324.360889][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.360940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.360963][ T32] r4:eae89dc0 [ 1324.360983][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.361038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.361069][ T32] r4:00000000 [ 1324.361123][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.361190][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.361214][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.361259][ T32] r5:00001000 r4:e069d000 [ 1324.361279][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.361316][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.361383][ T32] r5:851a038c r4:851a0000 [ 1324.361432][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.361483][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.361528][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.361577][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.361599][ T32] r4:848b5600 [ 1324.361636][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.361706][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.361731][ T32] r4:00000001 [ 1324.361750][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.361787][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.361812][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.361839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.361915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.361947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.361995][ T32] r4:847da040 [ 1324.362047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.362103][ T32] INFO: task kworker/1:11:3162 blocked for more than 450 seconds. [ 1324.362152][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.364887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.364948][ T32] task:kworker/1:11 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.365023][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.365117][ T32] Call trace: [ 1324.365151][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.365201][ T32] r10:82918888 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:844d3c00 [ 1324.365223][ T32] r4:844d3c00 [ 1324.365268][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.365309][ T32] r5:844d3c00 r4:82918884 [ 1324.365330][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.365377][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.365429][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1324.365451][ T32] r4:00000000 [ 1324.365561][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.365746][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.365791][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.365835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bb040 [ 1324.365942][ T32] r4:00000000 [ 1324.365965][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.366037][ T32] r9:83018205 r8:844d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1324.366132][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.366231][ T32] r5:00001000 r4:dfff1000 [ 1324.366255][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.366325][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.366395][ T32] r5:8542278c r4:85422400 [ 1324.366451][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.366502][ T32] r7:ddde2d80 r6:83018200 r5:8542278c r4:830b8400 [ 1324.366523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.366612][ T32] r10:61c88647 r9:844d3c00 r8:830b842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.366639][ T32] r4:830b8400 [ 1324.366679][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.366730][ T32] r10:00000000 r9:830b8400 r8:8027f5e8 r7:df9bde60 r6:8478bd00 r5:844d3c00 [ 1324.366751][ T32] r4:00000001 [ 1324.366797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.366837][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) [ 1324.366864][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.366916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.366973][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.367004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.367026][ T32] r4:84741980 [ 1324.367840][ T32] INFO: task kworker/1:11:3162 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.367953][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.368169][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.368333][ T32] Call trace: [ 1324.368406][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.368507][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.368534][ T32] r4:00000000 [ 1324.368609][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.368704][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.368750][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.368778][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.368876][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.368922][ T32] r5:80000113 r4:80239bb0 [ 1324.368973][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.369022][ T32] r4:82ac11e4 [ 1324.369042][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.369130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.369157][ T32] r4:eae89dc0 [ 1324.369232][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.369290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.369475][ T32] r4:00000000 [ 1324.369503][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.369623][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.369677][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.369725][ T32] r5:00001000 r4:e069d000 [ 1324.369803][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.369904][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.370010][ T32] r5:851a038c r4:851a0000 [ 1324.370035][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.370083][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.370262][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.370319][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.370344][ T32] r4:848b5600 [ 1324.370522][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.370641][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.370674][ T32] r4:00000001 [ 1324.370696][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.370735][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.370762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.370789][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.370840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.370873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.370896][ T32] r4:847da040 [ 1324.370918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.370947][ T32] INFO: task kworker/0:21:3165 blocked for more than 450 seconds. [ 1324.370981][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.371006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.371028][ T32] task:kworker/0:21 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.371073][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.371114][ T32] Call trace: [ 1324.371199][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.371329][ T32] r10:82918888 r9:dfad5d84 r8:00000002 r7:60000013 r6:dfad5d8c r5:84486c00 [ 1324.371356][ T32] r4:84486c00 [ 1324.371375][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.371424][ T32] r5:84486c00 r4:82918884 [ 1324.371473][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.371515][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.371644][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1324.371674][ T32] r4:00000000 [ 1324.371777][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.371879][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.371952][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.372145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847465c0 [ 1324.372251][ T32] r4:00000000 [ 1324.384813][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.384959][ T32] r9:83018005 r8:84486c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.385056][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.385107][ T32] r5:00001000 r4:dfacb000 [ 1324.385127][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.385166][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.385233][ T32] r5:85480f8c r4:85480c00 [ 1324.385257][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.385329][ T32] r7:dddced80 r6:83018000 r5:85480f8c r4:8478bd80 [ 1324.385360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.385406][ T32] r10:61c88647 r9:84486c00 r8:8478bdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.385433][ T32] r4:8478bd80 [ 1324.385452][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.385497][ T32] r10:00000000 r9:8478bd80 r8:8027f5e8 r7:dfabde60 r6:830b8380 r5:84486c00 [ 1324.385518][ T32] r4:00000001 [ 1324.385536][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.385571][ T32] Exception stack(0xdfad5fb0 to 0xdfad5ff8) [ 1324.385598][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.385675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.385705][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.385734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.385778][ T32] r4:847464c0 [ 1324.386499][ T32] INFO: task kworker/0:21:3165 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.386531][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.386647][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.386699][ T32] Call trace: [ 1324.386730][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.386777][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.386813][ T32] r4:00000000 [ 1324.386846][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.386887][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.386915][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.387012][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.387041][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.387103][ T32] r5:80000113 r4:80239bb0 [ 1324.387126][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.387272][ T32] r4:82ac11e4 [ 1324.387294][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.387354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.387378][ T32] r4:eae89dc0 [ 1324.387414][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.387546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.387572][ T32] r4:00000000 [ 1324.387590][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.387723][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.387747][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.387788][ T32] r5:00001000 r4:e069d000 [ 1324.387832][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.387928][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.388027][ T32] r5:851a038c r4:851a0000 [ 1324.388122][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.388170][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.388190][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.388234][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.388296][ T32] r4:848b5600 [ 1324.388317][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.388363][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.388385][ T32] r4:00000001 [ 1324.388430][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.388476][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.388509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.388536][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.388829][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.388886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.388916][ T32] r4:847da040 [ 1324.388997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.389044][ T32] INFO: task kworker/1:12:3167 blocked for more than 450 seconds. [ 1324.389105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.389133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.389154][ T32] task:kworker/1:12 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.389198][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.389239][ T32] Call trace: [ 1324.389360][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.389406][ T32] r10:82918888 r9:dfafdd84 r8:00000002 r7:60000113 r6:dfafdd8c r5:83242400 [ 1324.389434][ T32] r4:83242400 [ 1324.389454][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.389525][ T32] r5:83242400 r4:82918884 [ 1324.389565][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.389604][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.389646][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 [ 1324.389701][ T32] r4:00000000 [ 1324.389878][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.389917][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.389978][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.390079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bb180 [ 1324.390104][ T32] r4:00000000 [ 1324.390180][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.390280][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1324.390381][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.390431][ T32] r5:00001000 r4:eb62f000 [ 1324.390450][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.390487][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.390527][ T32] r5:85483f8c r4:85483c00 [ 1324.390579][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.390697][ T32] r7:ddde2d80 r6:83018200 r5:85483f8c r4:830b8680 [ 1324.390794][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.390896][ T32] r10:61c88647 r9:83242400 r8:830b86ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.390993][ T32] r4:830b8680 [ 1324.391015][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.391059][ T32] r10:00000000 r9:830b8680 r8:8027f5e8 r7:df9bde60 r6:830b8500 r5:83242400 [ 1324.391196][ T32] r4:00000001 [ 1324.391243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.391280][ T32] Exception stack(0xdfafdfb0 to 0xdfafdff8) [ 1324.391330][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.391370][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.391465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.391498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.391520][ T32] r4:84741480 [ 1324.391831][ T32] INFO: task kworker/1:12:3167 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.391860][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.391940][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.391988][ T32] Call trace: [ 1324.392016][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.392060][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.392082][ T32] r4:00000000 [ 1324.392100][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.392239][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.404528][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.404573][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.404599][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.404625][ T32] r5:80000113 r4:80239bb0 [ 1324.404646][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.404736][ T32] r4:82ac11e4 [ 1324.404759][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.404809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.404831][ T32] r4:eae89dc0 [ 1324.404849][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.404920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.404944][ T32] r4:00000000 [ 1324.404963][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.405008][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.405029][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.405071][ T32] r5:00001000 r4:e069d000 [ 1324.405101][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.405144][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.405187][ T32] r5:851a038c r4:851a0000 [ 1324.405207][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.405262][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.405286][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.405332][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.405352][ T32] r4:848b5600 [ 1324.405371][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.405440][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.405486][ T32] r4:00000001 [ 1324.405507][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.405573][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.405602][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.405673][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.405721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.405751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.405813][ T32] r4:847da040 [ 1324.405840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.405900][ T32] INFO: task kworker/1:13:3169 blocked for more than 450 seconds. [ 1324.405936][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.405960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.406007][ T32] task:kworker/1:13 state:D stack:0 pid:3169 tgid:3169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.406155][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.406200][ T32] Call trace: [ 1324.406308][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.406358][ T32] r10:82918888 r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:83ace000 [ 1324.406381][ T32] r4:83ace000 [ 1324.406400][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.406443][ T32] r5:83ace000 r4:82918884 [ 1324.406462][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.406498][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.406541][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 1324.406598][ T32] r4:00000000 [ 1324.406621][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.406657][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.406699][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.406743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc680 [ 1324.406763][ T32] r4:00000000 [ 1324.406844][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.406891][ T32] r9:83018205 r8:83ace000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1324.406911][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.406950][ T32] r5:00001000 r4:eb6f9000 [ 1324.406969][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.407005][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.407045][ T32] r5:843bbf8c r4:843bbc00 [ 1324.407063][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.407161][ T32] r7:ddde2d80 r6:83018200 r5:843bbf8c r4:8456cb80 [ 1324.407259][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.407314][ T32] r10:61c88647 r9:83ace000 r8:8456cbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.407345][ T32] r4:8456cb80 [ 1324.407364][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.407407][ T32] r10:00000000 r9:8456cb80 r8:8027f5e8 r7:df9bde60 r6:84199a00 r5:83ace000 [ 1324.407445][ T32] r4:00000001 [ 1324.407467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.407502][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 1324.407543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.407654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.407687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.407716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.407737][ T32] r4:84741b00 [ 1324.408427][ T32] INFO: task kworker/1:13:3169 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.408464][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.408538][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.408641][ T32] Call trace: [ 1324.408791][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.408889][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.408915][ T32] r4:00000000 [ 1324.408934][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.408973][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.409047][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.409081][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.409107][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.409131][ T32] r5:80000113 r4:80239bb0 [ 1324.409150][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.409197][ T32] r4:82ac11e4 [ 1324.409218][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.409374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.409399][ T32] r4:eae89dc0 [ 1324.409747][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.409850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.409943][ T32] r4:00000000 [ 1324.409964][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.410036][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.410061][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.410107][ T32] r5:00001000 r4:e069d000 [ 1324.410128][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.410293][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.410338][ T32] r5:851a038c r4:851a0000 [ 1324.410359][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.410419][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.410575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.410666][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.410696][ T32] r4:848b5600 [ 1324.410716][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.410859][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.410958][ T32] r4:00000001 [ 1324.410980][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.411015][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.411040][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.411071][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.411097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.411150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.411174][ T32] r4:847da040 [ 1324.411193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.411216][ T32] INFO: task kworker/0:22:3170 blocked for more than 450 seconds. [ 1324.411253][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.411360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.411385][ T32] task:kworker/0:22 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.411433][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.411473][ T32] Call trace: [ 1324.411514][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.411560][ T32] r10:82918888 r9:dfb21d84 r8:00000002 r7:60000113 r6:dfb21d8c r5:844d0c00 [ 1324.411581][ T32] r4:844d0c00 [ 1324.411679][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.411731][ T32] r5:844d0c00 r4:82918884 [ 1324.411753][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.411789][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.411832][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb21e08 [ 1324.411881][ T32] r4:00000000 [ 1324.411903][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.411937][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.411973][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.412056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508cbc0 [ 1324.412081][ T32] r4:00000000 [ 1324.412209][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.431103][ T32] r9:83018005 r8:844d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1324.431232][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.431304][ T32] r5:00001000 r4:eb855000 [ 1324.431325][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.431423][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.431525][ T32] r5:8554738c r4:85547000 [ 1324.431618][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.431672][ T32] r7:dddced80 r6:83018000 r5:8554738c r4:8478be00 [ 1324.431693][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.431737][ T32] r10:61c88647 r9:844d0c00 r8:8478be2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.431758][ T32] r4:8478be00 [ 1324.431777][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.431827][ T32] r10:00000000 r9:8478be00 r8:8027f5e8 r7:dfabde60 r6:8478be80 r5:844d0c00 [ 1324.431850][ T32] r4:00000001 [ 1324.431869][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.431912][ T32] Exception stack(0xdfb21fb0 to 0xdfb21ff8) [ 1324.431942][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.431969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.432065][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.432167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.432757][ T32] r4:847467c0 [ 1324.433490][ T32] INFO: task kworker/0:22:3170 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.433524][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.433591][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.433642][ T32] Call trace: [ 1324.433692][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.433782][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.433809][ T32] r4:00000000 [ 1324.433883][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.433925][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.433953][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.433980][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.434073][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.434099][ T32] r5:80000113 r4:80239bb0 [ 1324.434119][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.434209][ T32] r4:82ac11e4 [ 1324.434255][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.434305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.434326][ T32] r4:eae89dc0 [ 1324.434370][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.434451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.434475][ T32] r4:00000000 [ 1324.434586][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.434648][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.434696][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.434795][ T32] r5:00001000 r4:e069d000 [ 1324.434818][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.434898][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.434999][ T32] r5:851a038c r4:851a0000 [ 1324.435022][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.435094][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.435118][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.435164][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.435185][ T32] r4:848b5600 [ 1324.435282][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.435384][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.435409][ T32] r4:00000001 [ 1324.435562][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.435602][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.435743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.435774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.435800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.435828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.435933][ T32] r4:847da040 [ 1324.436025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.436126][ T32] INFO: task kworker/0:23:3173 blocked for more than 450 seconds. [ 1324.436199][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.436320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.436343][ T32] task:kworker/0:23 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.436387][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.436434][ T32] Call trace: [ 1324.436520][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.436564][ T32] r10:82918888 r9:dfb39d84 r8:00000002 r7:60000113 r6:dfb39d8c r5:844d1800 [ 1324.436586][ T32] r4:844d1800 [ 1324.436606][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.436642][ T32] r5:844d1800 r4:82918884 [ 1324.436660][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.436696][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.436737][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 [ 1324.436759][ T32] r4:00000000 [ 1324.436863][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.436902][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.436950][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.437020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587ab80 [ 1324.437044][ T32] r4:00000000 [ 1324.437063][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.437107][ T32] r9:83018005 r8:844d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1324.437127][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.437222][ T32] r5:00001000 r4:eb3fd000 [ 1324.437245][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.437283][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.437479][ T32] r5:847e678c r4:847e6400 [ 1324.437503][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.437548][ T32] r7:dddced80 r6:83018000 r5:847e678c r4:8478bf00 [ 1324.437568][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.437612][ T32] r10:61c88647 r9:844d1800 r8:8478bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.437635][ T32] r4:8478bf00 [ 1324.437653][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.437697][ T32] r10:00000000 r9:8478bf00 r8:8027f5e8 r7:dfabde60 r6:8478bf80 r5:844d1800 [ 1324.437759][ T32] r4:00000001 [ 1324.437781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.437854][ T32] Exception stack(0xdfb39fb0 to 0xdfb39ff8) [ 1324.437899][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.437929][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.437956][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.437984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.438005][ T32] r4:84746a80 [ 1324.438365][ T32] INFO: task kworker/0:23:3173 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.438419][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.438505][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.438646][ T32] Call trace: [ 1324.438793][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.438845][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.438868][ T32] r4:00000000 [ 1324.438982][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.439033][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.439234][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.439334][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.439420][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.439448][ T32] r5:80000113 r4:80239bb0 [ 1324.439511][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.439643][ T32] r4:82ac11e4 [ 1324.439670][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.439718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.439740][ T32] r4:eae89dc0 [ 1324.439758][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.439856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.439882][ T32] r4:00000000 [ 1324.439900][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.440026][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.440050][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.440116][ T32] r5:00001000 r4:e069d000 [ 1324.440150][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.440191][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.440289][ T32] r5:851a038c r4:851a0000 [ 1324.440312][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.440381][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.440418][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.440637][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.440662][ T32] r4:848b5600 [ 1324.440681][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.440726][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.440747][ T32] r4:00000001 [ 1324.440765][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.440799][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.440923][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.440954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.440980][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.441007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.441030][ T32] r4:847da040 [ 1324.441049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.441071][ T32] INFO: task kworker/1:14:3175 blocked for more than 450 seconds. [ 1324.441096][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.441172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.441270][ T32] task:kworker/1:14 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.441421][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.441505][ T32] Call trace: [ 1324.441605][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.441647][ T32] r10:82918888 r9:dfb19d84 r8:00000002 r7:60000013 r6:dfb19d8c r5:833a0c00 [ 1324.441684][ T32] r4:833a0c00 [ 1324.441709][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.441794][ T32] r5:833a0c00 r4:82918884 [ 1324.441828][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.441935][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.441983][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 [ 1324.442055][ T32] r4:00000000 [ 1324.442077][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.442114][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.455882][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.455990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858728c0 [ 1324.456015][ T32] r4:00000000 [ 1324.456055][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.456284][ T32] r9:83018205 r8:833a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1324.456309][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.456381][ T32] r5:00001000 r4:ebec7000 [ 1324.456404][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.456472][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.456519][ T32] r5:85809b8c r4:85809800 [ 1324.456540][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.456586][ T32] r7:ddde2d80 r6:83018200 r5:85809b8c r4:838a1180 [ 1324.456606][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.456649][ T32] r10:61c88647 r9:833a0c00 r8:838a11ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.456670][ T32] r4:838a1180 [ 1324.456746][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.456794][ T32] r10:00000000 r9:838a1180 r8:8027f5e8 r7:df9bde60 r6:838a1100 r5:833a0c00 [ 1324.456815][ T32] r4:00000001 [ 1324.456844][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.456883][ T32] Exception stack(0xdfb19fb0 to 0xdfb19ff8) [ 1324.456911][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.456939][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.457020][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.457052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.457074][ T32] r4:84741200 [ 1324.457705][ T32] INFO: task kworker/1:14:3175 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.457762][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.457903][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.458066][ T32] Call trace: [ 1324.458096][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.458144][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.458237][ T32] r4:00000000 [ 1324.458329][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.458368][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.458398][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.458436][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.458464][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.458521][ T32] r5:80000113 r4:80239bb0 [ 1324.458599][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.458672][ T32] r4:82ac11e4 [ 1324.458732][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.458800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.458993][ T32] r4:eae89dc0 [ 1324.459023][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.459070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.459092][ T32] r4:00000000 [ 1324.459111][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.459157][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.459177][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.459257][ T32] r5:00001000 r4:e069d000 [ 1324.459280][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.459328][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.459368][ T32] r5:851a038c r4:851a0000 [ 1324.459387][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.459436][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.459456][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.459499][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.459533][ T32] r4:848b5600 [ 1324.459585][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.459634][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.459656][ T32] r4:00000001 [ 1324.459678][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.459712][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.459737][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.459764][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.459789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.459816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.459836][ T32] r4:847da040 [ 1324.459856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.459922][ T32] INFO: task kworker/0:24:3177 blocked for more than 450 seconds. [ 1324.460026][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.460052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.460072][ T32] task:kworker/0:24 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.460300][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.460393][ T32] Call trace: [ 1324.460473][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.460574][ T32] r10:82918888 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:83aeb000 [ 1324.460598][ T32] r4:83aeb000 [ 1324.460617][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.460679][ T32] r5:83aeb000 r4:82918884 [ 1324.460701][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.460741][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.460783][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 [ 1324.460804][ T32] r4:00000000 [ 1324.460862][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.460961][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.461064][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.461155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85219440 [ 1324.461255][ T32] r4:00000000 [ 1324.461277][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.461321][ T32] r9:83018005 r8:83aeb000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1324.461366][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.461470][ T32] r5:00001000 r4:ebcb7000 [ 1324.461508][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.461548][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.461588][ T32] r5:8556738c r4:85567000 [ 1324.461607][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.461719][ T32] r7:dddced80 r6:83018000 r5:8556738c r4:8474e000 [ 1324.461742][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.461787][ T32] r10:61c88647 r9:83aeb000 r8:8474e02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.461906][ T32] r4:8474e000 [ 1324.462002][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.462120][ T32] r10:00000000 r9:8474e000 r8:8027f5e8 r7:dfb39e60 r6:83358300 r5:83aeb000 [ 1324.474143][ T32] r4:00000001 [ 1324.474221][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.474311][ T32] Exception stack(0xdfb55fb0 to 0xdfb55ff8) [ 1324.474346][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.474374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.474400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.474435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.474459][ T32] r4:84746d80 [ 1324.475195][ T32] INFO: task kworker/0:24:3177 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.475275][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.475550][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.475601][ T32] Call trace: [ 1324.475733][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.475909][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.475937][ T32] r4:00000000 [ 1324.475957][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.475993][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.476020][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.476047][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.476071][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.476269][ T32] r5:80000113 r4:80239bb0 [ 1324.476293][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.476339][ T32] r4:82ac11e4 [ 1324.476358][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.476405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.476434][ T32] r4:eae89dc0 [ 1324.476453][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.476496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.476517][ T32] r4:00000000 [ 1324.476535][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.476579][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.476600][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.476640][ T32] r5:00001000 r4:e069d000 [ 1324.476659][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.476723][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.476769][ T32] r5:851a038c r4:851a0000 [ 1324.476815][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.476865][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.476916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.477019][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.477043][ T32] r4:848b5600 [ 1324.477063][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.477192][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.477216][ T32] r4:00000001 [ 1324.477237][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.477271][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.477380][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.477416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.477445][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.477473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.477493][ T32] r4:847da040 [ 1324.477553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.477583][ T32] INFO: task kworker/0:25:3179 blocked for more than 450 seconds. [ 1324.477615][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.477639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.477658][ T32] task:kworker/0:25 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.477701][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.477740][ T32] Call trace: [ 1324.477807][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.477854][ T32] r10:82918888 r9:dfb61d84 r8:00000002 r7:60000113 r6:dfb61d8c r5:8385e000 [ 1324.477901][ T32] r4:8385e000 [ 1324.477924][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.477962][ T32] r5:8385e000 r4:82918884 [ 1324.477997][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.478036][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.478103][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb61e08 [ 1324.478196][ T32] r4:00000000 [ 1324.478218][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.478253][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.478289][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.478374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8ec0 [ 1324.478416][ T32] r4:00000000 [ 1324.478467][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.478573][ T32] r9:83018005 r8:8385e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1324.478699][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.478781][ T32] r5:00001000 r4:ebbc5000 [ 1324.478802][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.478861][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.478920][ T32] r5:85567b8c r4:85567800 [ 1324.479024][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.479080][ T32] r7:dddced80 r6:83018000 r5:85567b8c r4:8474e080 [ 1324.479126][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.479175][ T32] r10:61c88647 r9:8385e000 r8:8474e0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.479295][ T32] r4:8474e080 [ 1324.479317][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.479363][ T32] r10:00000000 r9:8474e080 r8:8027f5e8 r7:dfb39e60 r6:83358200 r5:8385e000 [ 1324.479384][ T32] r4:00000001 [ 1324.479402][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.479440][ T32] Exception stack(0xdfb61fb0 to 0xdfb61ff8) [ 1324.479465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.479491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.479537][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.479624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.479677][ T32] r4:84746a00 [ 1324.480024][ T32] INFO: task kworker/0:25:3179 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.480054][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.480167][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.480210][ T32] Call trace: [ 1324.480313][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.480381][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.480418][ T32] r4:00000000 [ 1324.480467][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.480562][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.480592][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.480664][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.480693][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.480717][ T32] r5:80000113 r4:80239bb0 [ 1324.480736][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.480778][ T32] r4:82ac11e4 [ 1324.480797][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.480843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.480864][ T32] r4:eae89dc0 [ 1324.480893][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.480939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.481089][ T32] r4:00000000 [ 1324.481111][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.481181][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.481207][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.481290][ T32] r5:00001000 r4:e069d000 [ 1324.481396][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.481498][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.481598][ T32] r5:851a038c r4:851a0000 [ 1324.481621][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.481692][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.481715][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.481776][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.481800][ T32] r4:848b5600 [ 1324.481819][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.481863][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.481885][ T32] r4:00000001 [ 1324.481904][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.481938][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.482061][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.482092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.482119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.482157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.499167][ T32] r4:847da040 [ 1324.499303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.499349][ T32] INFO: task kworker/0:26:3181 blocked for more than 451 seconds. [ 1324.499385][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.499587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.499614][ T32] task:kworker/0:26 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.499757][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.499877][ T32] Call trace: [ 1324.499908][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.499959][ T32] r10:82918888 r9:dfb41d84 r8:00000002 r7:60000013 r6:dfb41d8c r5:844d6c00 [ 1324.499997][ T32] r4:844d6c00 [ 1324.500043][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.500097][ T32] r5:844d6c00 r4:82918884 [ 1324.500145][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.500190][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.500236][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 [ 1324.500260][ T32] r4:00000000 [ 1324.500279][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.500314][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.500418][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.500468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84746e40 [ 1324.500503][ T32] r4:00000000 [ 1324.500541][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.500708][ T32] r9:83018005 r8:844d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.500741][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.500783][ T32] r5:00001000 r4:eacdd000 [ 1324.500872][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.500914][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.500956][ T32] r5:847e638c r4:847e6000 [ 1324.500975][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.501021][ T32] r7:dddced80 r6:83018000 r5:847e638c r4:8474e180 [ 1324.501041][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.501085][ T32] r10:61c88647 r9:844d6c00 r8:8474e1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.501106][ T32] r4:8474e180 [ 1324.501283][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.501332][ T32] r10:00000000 r9:8474e180 r8:8027f5e8 r7:dfb39e60 r6:8474e200 r5:844d6c00 [ 1324.501354][ T32] r4:00000001 [ 1324.501403][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.501450][ T32] Exception stack(0xdfb41fb0 to 0xdfb41ff8) [ 1324.501484][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.501514][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.501565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.501672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.501697][ T32] r4:84746c40 [ 1324.510719][ T32] INFO: task kworker/0:26:3181 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.510798][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.510931][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.511146][ T32] Call trace: [ 1324.511181][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.511232][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.511418][ T32] r4:00000000 [ 1324.511444][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.511483][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.511512][ T32] 9d20: dbc2b000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.511541][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.511590][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.511618][ T32] r5:80000113 r4:80239bb0 [ 1324.511669][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.511720][ T32] r4:82ac11e4 [ 1324.511756][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.511849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.511876][ T32] r4:eae89dc0 [ 1324.511952][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.512001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.512023][ T32] r4:00000000 [ 1324.512097][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.512159][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.614592][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.614782][ T32] r5:00001000 r4:e069d000 [ 1324.614813][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.614858][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.614915][ T32] r5:851a038c r4:851a0000 [ 1324.614940][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.615016][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.615052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.615107][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.615131][ T32] r4:848b5600 [ 1324.615151][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.615230][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.615256][ T32] r4:00000001 [ 1324.615301][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.615346][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.615379][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.615408][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.615434][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.615488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.615516][ T32] r4:847da040 [ 1324.615559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.615627][ T32] INFO: task kworker/1:15:3183 blocked for more than 451 seconds. [ 1324.615701][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.615730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.615751][ T32] task:kworker/1:15 state:D stack:0 pid:3183 tgid:3183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.615826][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.615902][ T32] Call trace: [ 1324.615973][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.616051][ T32] r10:82918888 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:844d2400 [ 1324.616079][ T32] r4:844d2400 [ 1324.616099][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.616161][ T32] r5:844d2400 r4:82918884 [ 1324.616213][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.616292][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.616340][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 [ 1324.616364][ T32] r4:00000000 [ 1324.616383][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.616435][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.616483][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.616531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85871e40 [ 1324.616568][ T32] r4:00000000 [ 1324.616653][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.616715][ T32] r9:83018205 r8:844d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1324.616782][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.616835][ T32] r5:00001000 r4:ebc0f000 [ 1324.616857][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.616898][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.616940][ T32] r5:857fe78c r4:857fe400 [ 1324.616960][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.617006][ T32] r7:ddde2d80 r6:83018200 r5:857fe78c r4:84729000 [ 1324.617028][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.617075][ T32] r10:61c88647 r9:844d2400 r8:8472902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.617098][ T32] r4:84729000 [ 1324.617118][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.617175][ T32] r10:00000000 r9:84729000 r8:8027f5e8 r7:dfb19e60 r6:8474e280 r5:844d2400 [ 1324.617202][ T32] r4:00000001 [ 1324.617222][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.617263][ T32] Exception stack(0xdfb69fb0 to 0xdfb69ff8) [ 1324.617327][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.617360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.617387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.617421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.617443][ T32] r4:8474d240 [ 1324.618168][ T32] INFO: task kworker/1:15:3183 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.618209][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.618313][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.618369][ T32] Call trace: [ 1324.618405][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.618456][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.618481][ T32] r4:00000000 [ 1324.618501][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.618543][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.618617][ T32] 9d20: de3df000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.618653][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.618679][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.618703][ T32] r5:80000113 r4:80239bb0 [ 1324.618727][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.618777][ T32] r4:82ac11e4 [ 1324.618797][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.618865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.618892][ T32] r4:eae89dc0 [ 1324.618912][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.619007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.619044][ T32] r4:00000000 [ 1324.619066][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.619116][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.619139][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.619183][ T32] r5:00001000 r4:e069d000 [ 1324.619203][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.619245][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.619313][ T32] r5:851a038c r4:851a0000 [ 1324.619339][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.619389][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.619431][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.619485][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.619509][ T32] r4:848b5600 [ 1324.619555][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.619609][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.619648][ T32] r4:00000001 [ 1324.619674][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.619714][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.619742][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.619770][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.619797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.619945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.619972][ T32] r4:847da040 [ 1324.619993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.620019][ T32] INFO: task kworker/0:27:3184 blocked for more than 451 seconds. [ 1324.620049][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.620074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.620094][ T32] task:kworker/0:27 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.620140][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.620212][ T32] Call trace: [ 1324.620246][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.620293][ T32] r10:82918888 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c r5:84468c00 [ 1324.620364][ T32] r4:84468c00 [ 1324.620397][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.620442][ T32] r5:84468c00 r4:82918884 [ 1324.620461][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.620500][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.620544][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 [ 1324.620565][ T32] r4:00000000 [ 1324.620585][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.620621][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.620695][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.620767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473d8c0 [ 1324.620792][ T32] r4:00000000 [ 1324.620810][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.620854][ T32] r9:83018005 r8:84468c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1324.620899][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.620971][ T32] r5:00001000 r4:ebf13000 [ 1324.620996][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.621036][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.621089][ T32] r5:855cd38c r4:855cd000 [ 1324.621112][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.621158][ T32] r7:dddced80 r6:83018000 r5:855cd38c r4:8474e100 [ 1324.621205][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.621257][ T32] r10:61c88647 r9:84468c00 r8:8474e12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.621280][ T32] r4:8474e100 [ 1324.621326][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.621373][ T32] r10:00000000 r9:8474e100 r8:8027f5e8 r7:dfb39e60 r6:8474e300 r5:84468c00 [ 1324.621394][ T32] r4:00000001 [ 1324.621412][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.621449][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1324.621474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.621501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.621527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.621571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.621649][ T32] r4:84746a00 [ 1324.637859][ T32] INFO: task kworker/0:27:3184 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.637982][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.638107][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.638224][ T32] Call trace: [ 1324.638262][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.638318][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.638342][ T32] r4:00000000 [ 1324.638374][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.638431][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.638461][ T32] 9d20: de732000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.638490][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.638515][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.638540][ T32] r5:80000113 r4:80239bb0 [ 1324.638619][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.638699][ T32] r4:82ac11e4 [ 1324.638752][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.638809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.638833][ T32] r4:eae89dc0 [ 1324.638865][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.638915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.638937][ T32] r4:00000000 [ 1324.638957][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.639005][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.639026][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.639099][ T32] r5:00001000 r4:e069d000 [ 1324.639123][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.639188][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.639236][ T32] r5:851a038c r4:851a0000 [ 1324.639297][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.639357][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.639379][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.639429][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.639451][ T32] r4:848b5600 [ 1324.639470][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.639555][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.639582][ T32] r4:00000001 [ 1324.639627][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.639698][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.639731][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.639797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.639827][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.639857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.639879][ T32] r4:847da040 [ 1324.639903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.639931][ T32] INFO: task kworker/0:28:3187 blocked for more than 451 seconds. [ 1324.639966][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.639991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.640011][ T32] task:kworker/0:28 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.640083][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.640135][ T32] Call trace: [ 1324.640165][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.640210][ T32] r10:82918888 r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:84468000 [ 1324.640233][ T32] r4:84468000 [ 1324.640253][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.640317][ T32] r5:84468000 r4:82918884 [ 1324.640370][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.640410][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.640454][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 [ 1324.640477][ T32] r4:00000000 [ 1324.640545][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.640614][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.640663][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.640723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cdb80 [ 1324.640761][ T32] r4:00000000 [ 1324.640793][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.640851][ T32] r9:83018005 r8:84468000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1324.640895][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.640941][ T32] r5:00001000 r4:eca61000 [ 1324.640976][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.641043][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.641113][ T32] r5:855ce38c r4:855ce000 [ 1324.641135][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.641205][ T32] r7:dddced80 r6:83018000 r5:855ce38c r4:8474e380 [ 1324.641230][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.641275][ T32] r10:61c88647 r9:84468000 r8:8474e3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.641297][ T32] r4:8474e380 [ 1324.641342][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.641389][ T32] r10:00000000 r9:8474e380 r8:8027f5e8 r7:dfb39e60 r6:8474e400 r5:84468000 [ 1324.641429][ T32] r4:00000001 [ 1324.641450][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.641488][ T32] Exception stack(0xdfb75fb0 to 0xdfb75ff8) [ 1324.641525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.641557][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.641583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.641611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.641632][ T32] r4:84734240 [ 1324.652716][ T32] INFO: task kworker/0:28:3187 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.652826][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.652900][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.652960][ T32] Call trace: [ 1324.653039][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.653099][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.653123][ T32] r4:00000000 [ 1324.653143][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.653180][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.653209][ T32] 9d20: de855000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.653237][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.653261][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.653309][ T32] r5:80000113 r4:80239bb0 [ 1324.653333][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.653406][ T32] r4:82ac11e4 [ 1324.653431][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.653480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.653514][ T32] r4:eae89dc0 [ 1324.653537][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.653584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.653606][ T32] r4:00000000 [ 1324.653624][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.653675][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.653696][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.653748][ T32] r5:00001000 r4:e069d000 [ 1324.653771][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.653812][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.653939][ T32] r5:851a038c r4:851a0000 [ 1324.653963][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.654010][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.654031][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.654076][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.654124][ T32] r4:848b5600 [ 1324.654147][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.654193][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.654214][ T32] r4:00000001 [ 1324.654303][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.654373][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.654428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.654481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.654512][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.654541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.654587][ T32] r4:847da040 [ 1324.654611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.654639][ T32] INFO: task kworker/0:29:3189 blocked for more than 451 seconds. [ 1324.654732][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.654833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.654856][ T32] task:kworker/0:29 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.654959][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.655181][ T32] Call trace: [ 1324.655315][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.655388][ T32] r10:82918888 r9:dfb8dd84 r8:00000002 r7:60000113 r6:dfb8dd8c r5:8446ec00 [ 1324.655445][ T32] r4:8446ec00 [ 1324.655483][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.655525][ T32] r5:8446ec00 r4:82918884 [ 1324.655544][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.655593][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.655640][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 [ 1324.655707][ T32] r4:00000000 [ 1324.655730][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.655766][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.655803][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.655915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cd6c0 [ 1324.655942][ T32] r4:00000000 [ 1324.656013][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.656060][ T32] r9:83018005 r8:8446ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1324.656120][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.656224][ T32] r5:00001000 r4:eb003000 [ 1324.656253][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.656335][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.656381][ T32] r5:855cf78c r4:855cf400 [ 1324.656402][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.656446][ T32] r7:dddced80 r6:83018000 r5:855cf78c r4:8474e480 [ 1324.656466][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.656510][ T32] r10:61c88647 r9:8446ec00 r8:8474e4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.656770][ T32] r4:8474e480 [ 1324.656800][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.656849][ T32] r10:00000000 r9:8474e480 r8:8027f5e8 r7:dfb39e60 r6:8474e500 r5:8446ec00 [ 1324.657078][ T32] r4:00000001 [ 1324.657102][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.657140][ T32] Exception stack(0xdfb8dfb0 to 0xdfb8dff8) [ 1324.657166][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.657397][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.657512][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.657833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.657859][ T32] r4:84734380 [ 1324.658538][ T32] INFO: task kworker/0:29:3189 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.658608][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.658671][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.658743][ T32] Call trace: [ 1324.658804][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.658863][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.658890][ T32] r4:00000000 [ 1324.658911][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.658982][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.659013][ T32] 9d20: de855000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.659041][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.659066][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.659113][ T32] r5:80000113 r4:80239bb0 [ 1324.659136][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.659218][ T32] r4:82ac11e4 [ 1324.659241][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.659288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.659309][ T32] r4:eae89dc0 [ 1324.659327][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.659369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.659390][ T32] r4:00000000 [ 1324.659443][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.659491][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.659513][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.659559][ T32] r5:00001000 r4:e069d000 [ 1324.659579][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.659640][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.659690][ T32] r5:851a038c r4:851a0000 [ 1324.659710][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.659754][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.659803][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.659852][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.659874][ T32] r4:848b5600 [ 1324.659893][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.659937][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.659958][ T32] r4:00000001 [ 1324.659977][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.660012][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.660063][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.660102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.660128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.660155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.660176][ T32] r4:847da040 [ 1324.660317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.660368][ T32] INFO: task kworker/0:30:3191 blocked for more than 451 seconds. [ 1324.660397][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.660447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.660472][ T32] task:kworker/0:30 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.660515][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.660649][ T32] Call trace: [ 1324.660807][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.660859][ T32] r10:82918888 r9:df985d84 r8:00000002 r7:60000113 r6:df985d8c r5:84469800 [ 1324.660882][ T32] r4:84469800 [ 1324.660901][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.660939][ T32] r5:84469800 r4:82918884 [ 1324.660958][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.660993][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.661061][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df985e08 [ 1324.661086][ T32] r4:00000000 [ 1324.661107][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.661144][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.661232][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.661335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e9a80 [ 1324.661360][ T32] r4:00000000 [ 1324.661379][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.661423][ T32] r9:83018005 r8:84469800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.661443][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.661509][ T32] r5:00001000 r4:eba0b000 [ 1324.661534][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.661574][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.661615][ T32] r5:847e6f8c r4:847e6c00 [ 1324.661634][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.661684][ T32] r7:dddced80 r6:83018000 r5:847e6f8c r4:8474e580 [ 1324.661704][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.661747][ T32] r10:61c88647 r9:84469800 r8:8474e5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.661797][ T32] r4:8474e580 [ 1324.661820][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.661865][ T32] r10:00000000 r9:8474e580 r8:8027f5e8 r7:dfb39e60 r6:8474e600 r5:84469800 [ 1324.661887][ T32] r4:00000001 [ 1324.661905][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.661939][ T32] Exception stack(0xdf985fb0 to 0xdf985ff8) [ 1324.661964][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.661992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.662018][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.662045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.662066][ T32] r4:84734500 [ 1324.689054][ T32] INFO: task kworker/0:30:3191 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.689211][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.689335][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.689523][ T32] Call trace: [ 1324.689585][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.689647][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.689673][ T32] r4:00000000 [ 1324.689693][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.689772][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.689805][ T32] 9d20: deb8a000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.689982][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.690010][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.690035][ T32] r5:80000113 r4:80239bb0 [ 1324.690213][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.690270][ T32] r4:82ac11e4 [ 1324.690326][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.690401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.690449][ T32] r4:eae89dc0 [ 1324.690475][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.690523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.690608][ T32] r4:00000000 [ 1324.690682][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.690796][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.690822][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.690866][ T32] r5:00001000 r4:e069d000 [ 1324.690886][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.690925][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.691102][ T32] r5:851a038c r4:851a0000 [ 1324.691127][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.691175][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.691195][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.691242][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.691304][ T32] r4:848b5600 [ 1324.691328][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.691374][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.691396][ T32] r4:00000001 [ 1324.691415][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.691520][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.691549][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.691628][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.691731][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.691849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.691873][ T32] r4:847da040 [ 1324.691898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.691971][ T32] INFO: task kworker/0:31:3193 blocked for more than 451 seconds. [ 1324.692006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.692058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.692085][ T32] task:kworker/0:31 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.692131][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.705317][ T32] Call trace: [ 1324.705414][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.705553][ T32] r10:82918888 r9:df9e9d84 r8:00000002 r7:60000113 r6:df9e9d8c r5:8446d400 [ 1324.705609][ T32] r4:8446d400 [ 1324.705633][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.705685][ T32] r5:8446d400 r4:82918884 [ 1324.705707][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.705765][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.705833][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e9e08 [ 1324.705860][ T32] r4:00000000 [ 1324.705880][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.705916][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.705979][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.706026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856aa040 [ 1324.706048][ T32] r4:00000000 [ 1324.706067][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.706113][ T32] r9:83018005 r8:8446d400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.706199][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.706266][ T32] r5:00001000 r4:eb4e1000 [ 1324.706288][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.706327][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.706403][ T32] r5:847e778c r4:847e7400 [ 1324.706441][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.706514][ T32] r7:dddced80 r6:83018000 r5:847e778c r4:8474e700 [ 1324.706601][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.706696][ T32] r10:61c88647 r9:8446d400 r8:8474e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.706761][ T32] r4:8474e700 [ 1324.706786][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.706855][ T32] r10:00000000 r9:8474e700 r8:8027f5e8 r7:dfb39e60 r6:8474e780 r5:8446d400 [ 1324.706881][ T32] r4:00000001 [ 1324.706901][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.706966][ T32] Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) [ 1324.706999][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.707050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.707100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.707131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.707153][ T32] r4:84734680 [ 1324.707891][ T32] INFO: task kworker/0:31:3193 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.707923][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.708014][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.708094][ T32] Call trace: [ 1324.708226][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.708277][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.708317][ T32] r4:00000000 [ 1324.708339][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.708378][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.708424][ T32] 9d20: df021000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.708471][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.708498][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.708522][ T32] r5:80000113 r4:80239bb0 [ 1324.708574][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.708621][ T32] r4:82ac11e4 [ 1324.708659][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.708712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.708735][ T32] r4:eae89dc0 [ 1324.708754][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.708797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.708818][ T32] r4:00000000 [ 1324.708846][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.708895][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.708946][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.708993][ T32] r5:00001000 r4:e069d000 [ 1324.709014][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.709069][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.709130][ T32] r5:851a038c r4:851a0000 [ 1324.709153][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.709203][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.709223][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.709275][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.709296][ T32] r4:848b5600 [ 1324.709337][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.709395][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.709420][ T32] r4:00000001 [ 1324.709462][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.709503][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.709530][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.709563][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.709589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.709663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.709704][ T32] r4:847da040 [ 1324.709728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.709783][ T32] INFO: task kworker/0:32:3195 blocked for more than 451 seconds. [ 1324.709828][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.709864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.709886][ T32] task:kworker/0:32 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.709952][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.709999][ T32] Call trace: [ 1324.710049][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.710114][ T32] r10:82918888 r9:dfb91d84 r8:00000002 r7:60000113 r6:dfb91d8c r5:8446a400 [ 1324.710179][ T32] r4:8446a400 [ 1324.710221][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.710263][ T32] r5:8446a400 r4:82918884 [ 1324.710307][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.710346][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.710389][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 [ 1324.710419][ T32] r4:00000000 [ 1324.710441][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.710477][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.710525][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.710620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856aa6c0 [ 1324.710651][ T32] r4:00000000 [ 1324.710670][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.710715][ T32] r9:83018005 r8:8446a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e9000 [ 1324.710735][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.710793][ T32] r5:00001000 r4:ecb7d000 [ 1324.710836][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.710878][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.710919][ T32] r5:8579438c r4:85794000 [ 1324.710938][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.710981][ T32] r7:dddced80 r6:83018000 r5:8579438c r4:8474e800 [ 1324.711003][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.711047][ T32] r10:61c88647 r9:8446a400 r8:8474e82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.711087][ T32] r4:8474e800 [ 1324.711109][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.711153][ T32] r10:00000000 r9:8474e800 r8:8027f5e8 r7:df9e9e60 r6:8474e880 r5:8446a400 [ 1324.711206][ T32] r4:00000001 [ 1324.711250][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.711288][ T32] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 1324.711313][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.711340][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.711376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.711407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.711430][ T32] r4:84734680 [ 1324.711804][ T32] INFO: task kworker/0:32:3195 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.711837][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.711911][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.711954][ T32] Call trace: [ 1324.711982][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.712026][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.712069][ T32] r4:00000000 [ 1324.712091][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.712139][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.724989][ T32] 9d20: df0d4000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.725051][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.725082][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.725131][ T32] r5:80000113 r4:80239bb0 [ 1324.725178][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.725281][ T32] r4:82ac11e4 [ 1324.725305][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.725355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.725377][ T32] r4:eae89dc0 [ 1324.725396][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.725458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.725483][ T32] r4:00000000 [ 1324.725503][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.725551][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.725572][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.725616][ T32] r5:00001000 r4:e069d000 [ 1324.725635][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.725683][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.725726][ T32] r5:851a038c r4:851a0000 [ 1324.725745][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.725791][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.725833][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.725883][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.725914][ T32] r4:848b5600 [ 1324.725936][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.725983][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.726025][ T32] r4:00000001 [ 1324.726047][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.726107][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.726136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.726217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.726286][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.726346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.726371][ T32] r4:847da040 [ 1324.726418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.726469][ T32] INFO: task kworker/0:33:3196 blocked for more than 451 seconds. [ 1324.726514][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.726605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.726655][ T32] task:kworker/0:33 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.726712][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.726758][ T32] Call trace: [ 1324.726821][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.726870][ T32] r10:82918888 r9:dfb81d84 r8:00000002 r7:60000113 r6:dfb81d8c r5:8446b000 [ 1324.726911][ T32] r4:8446b000 [ 1324.726954][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.727025][ T32] r5:8446b000 r4:82918884 [ 1324.727055][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.727117][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.727378][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb81e08 [ 1324.727428][ T32] r4:00000000 [ 1324.727452][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.727492][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.727530][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.727573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85895c00 [ 1324.727594][ T32] r4:00000000 [ 1324.727646][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.727697][ T32] r9:83018005 r8:8446b000 r7:00000000 r6:83018000 r5:00001000 r4:7f13d000 [ 1324.727718][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.727772][ T32] r5:00001000 r4:ecac3000 [ 1324.727794][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.727836][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.727882][ T32] r5:85794b8c r4:85794800 [ 1324.727913][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.727963][ T32] r7:dddced80 r6:83018000 r5:85794b8c r4:8474e900 [ 1324.727983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.728050][ T32] r10:61c88647 r9:8446b000 r8:8474e92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.728076][ T32] r4:8474e900 [ 1324.728095][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.728140][ T32] r10:00000000 r9:8474e900 r8:8027f5e8 r7:dfb91e60 r6:8474e980 r5:8446b000 [ 1324.728162][ T32] r4:00000001 [ 1324.728180][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.728217][ T32] Exception stack(0xdfb81fb0 to 0xdfb81ff8) [ 1324.728242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.728269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.728317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.728349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.728391][ T32] r4:84734680 [ 1324.729114][ T32] INFO: task kworker/0:33:3196 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.729146][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.729236][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.729304][ T32] Call trace: [ 1324.729358][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.729425][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.729475][ T32] r4:00000000 [ 1324.729497][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.729536][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.729580][ T32] 9d20: df0d4000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.729611][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.729636][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.729676][ T32] r5:80000113 r4:80239bb0 [ 1324.729699][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.729743][ T32] r4:82ac11e4 [ 1324.729762][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.729829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.729856][ T32] r4:eae89dc0 [ 1324.729876][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.729942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.729988][ T32] r4:00000000 [ 1324.730010][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.730058][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.730104][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.730149][ T32] r5:00001000 r4:e069d000 [ 1324.730169][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.730217][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.730263][ T32] r5:851a038c r4:851a0000 [ 1324.730283][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.730329][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.730349][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.730394][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.730416][ T32] r4:848b5600 [ 1324.730454][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.730532][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.730587][ T32] r4:00000001 [ 1324.730617][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.730661][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.730687][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.730714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.730750][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.730783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.730814][ T32] r4:847da040 [ 1324.730861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.730887][ T32] INFO: task kworker/0:34:3199 blocked for more than 451 seconds. [ 1324.730914][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.730958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.731002][ T32] task:kworker/0:34 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.731068][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.731110][ T32] Call trace: [ 1324.731159][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.731206][ T32] r10:82918888 r9:dfb95d84 r8:00000002 r7:60000113 r6:dfb95d8c r5:8446bc00 [ 1324.731269][ T32] r4:8446bc00 [ 1324.731313][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.731354][ T32] r5:8446bc00 r4:82918884 [ 1324.731397][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.731437][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.731481][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb95e08 [ 1324.731524][ T32] r4:00000000 [ 1324.731546][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.731584][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.731621][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.731669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85895380 [ 1324.731711][ T32] r4:00000000 [ 1324.731754][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.731801][ T32] r9:83018005 r8:8446bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f129000 [ 1324.731822][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.731862][ T32] r5:00001000 r4:ecd9d000 [ 1324.731881][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.731918][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.731958][ T32] r5:858ddf8c r4:858ddc00 [ 1324.731987][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.732043][ T32] r7:dddced80 r6:83018000 r5:858ddf8c r4:8474ea00 [ 1324.732067][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.732123][ T32] r10:61c88647 r9:8446bc00 r8:8474ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.732148][ T32] r4:8474ea00 [ 1324.750862][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.750996][ T32] r10:00000000 r9:8474ea00 r8:8027f5e8 r7:dfb81e60 r6:8474ea80 r5:8446bc00 [ 1324.751024][ T32] r4:00000001 [ 1324.751046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.751085][ T32] Exception stack(0xdfb95fb0 to 0xdfb95ff8) [ 1324.751115][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.751144][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.751170][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.751199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.751244][ T32] r4:84734b00 [ 1324.751962][ T32] INFO: task kworker/0:34:3199 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.752005][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.752119][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.752204][ T32] Call trace: [ 1324.762874][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.762952][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.762979][ T32] r4:00000000 [ 1324.762999][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.763039][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.763071][ T32] 9d20: df852000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.763099][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.763124][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.763147][ T32] r5:80000113 r4:80239bb0 [ 1324.763168][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.763215][ T32] r4:82ac11e4 [ 1324.763247][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.763299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.763398][ T32] r4:eae89dc0 [ 1324.763422][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.763491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.763515][ T32] r4:00000000 [ 1324.763535][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.763590][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.763658][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.763708][ T32] r5:00001000 r4:e069d000 [ 1324.763752][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.763796][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.763923][ T32] r5:851a038c r4:851a0000 [ 1324.763957][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.764025][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.764050][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.764097][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.764195][ T32] r4:848b5600 [ 1324.764219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.764267][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.764288][ T32] r4:00000001 [ 1324.764308][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.764343][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.764368][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.764395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.764421][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.764483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.764508][ T32] r4:847da040 [ 1324.764532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.764561][ T32] INFO: task kworker/0:35:3201 blocked for more than 451 seconds. [ 1324.764593][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.764617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.764637][ T32] task:kworker/0:35 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.764707][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.764754][ T32] Call trace: [ 1324.764783][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.764847][ T32] r10:82918888 r9:dfb9dd84 r8:00000002 r7:60000013 r6:dfb9dd8c r5:8446c800 [ 1324.764892][ T32] r4:8446c800 [ 1324.764933][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.764975][ T32] r5:8446c800 r4:82918884 [ 1324.764995][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.765032][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.765103][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 [ 1324.765127][ T32] r4:00000000 [ 1324.765151][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.765188][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.765224][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.765267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847db3c0 [ 1324.765289][ T32] r4:00000000 [ 1324.765307][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.765349][ T32] r9:83018005 r8:8446c800 r7:00000000 r6:83018000 r5:00001000 r4:7f241000 [ 1324.765369][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.765410][ T32] r5:00001000 r4:ed057000 [ 1324.765429][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.765467][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.765528][ T32] r5:847ee38c r4:847ee000 [ 1324.765553][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.765599][ T32] r7:dddced80 r6:83018000 r5:847ee38c r4:8474eb00 [ 1324.765619][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.765672][ T32] r10:61c88647 r9:8446c800 r8:8474eb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.765694][ T32] r4:8474eb00 [ 1324.765722][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.765771][ T32] r10:00000000 r9:8474eb00 r8:8027f5e8 r7:dfb81e60 r6:8474eb80 r5:8446c800 [ 1324.765794][ T32] r4:00000001 [ 1324.765813][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.765847][ T32] Exception stack(0xdfb9dfb0 to 0xdfb9dff8) [ 1324.765872][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.765899][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.765926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.765964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.766007][ T32] r4:84734cc0 [ 1324.766831][ T32] INFO: task kworker/0:35:3201 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.766873][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.766932][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.766976][ T32] Call trace: [ 1324.767003][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.767049][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.767071][ T32] r4:00000000 [ 1324.767091][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.767129][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.767156][ T32] 9d20: df852000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.767184][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.767210][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.767234][ T32] r5:80000113 r4:80239bb0 [ 1324.767253][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.767295][ T32] r4:82ac11e4 [ 1324.767326][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.767377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.767399][ T32] r4:eae89dc0 [ 1324.767419][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.767463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.767495][ T32] r4:00000000 [ 1324.767519][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.767567][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.767589][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.767629][ T32] r5:00001000 r4:e069d000 [ 1324.767655][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.767695][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.767736][ T32] r5:851a038c r4:851a0000 [ 1324.767755][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.767800][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.767829][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.767888][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.767913][ T32] r4:848b5600 [ 1324.767951][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.768010][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.768035][ T32] r4:00000001 [ 1324.768055][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.768099][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.768157][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.768190][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.768216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.768245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.768266][ T32] r4:847da040 [ 1324.768286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.768309][ T32] INFO: task kworker/0:36:3203 blocked for more than 451 seconds. [ 1324.768334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.768357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.768377][ T32] task:kworker/0:36 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.768444][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.768485][ T32] Call trace: [ 1324.768513][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.768586][ T32] r10:82918888 r9:dfba9d84 r8:00000002 r7:60000113 r6:dfba9d8c r5:83aa3000 [ 1324.768611][ T32] r4:83aa3000 [ 1324.768643][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.768687][ T32] r5:83aa3000 r4:82918884 [ 1324.768774][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.768866][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.768913][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba9e08 [ 1324.768935][ T32] r4:00000000 [ 1324.768957][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.768994][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.769031][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.769128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ae9c0 [ 1324.769154][ T32] r4:00000000 [ 1324.769173][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.769217][ T32] r9:83018005 r8:83aa3000 r7:00000000 r6:83018000 r5:00001000 r4:7f177000 [ 1324.769291][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.769388][ T32] r5:00001000 r4:ece73000 [ 1324.769477][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.769520][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.769666][ T32] r5:858f238c r4:858f2000 [ 1324.769690][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.769761][ T32] r7:dddced80 r6:83018000 r5:858f238c r4:8474ec00 [ 1324.769784][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.769831][ T32] r10:61c88647 r9:83aa3000 r8:8474ec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.769852][ T32] r4:8474ec00 [ 1324.769871][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.769932][ T32] r10:00000000 r9:8474ec00 r8:8027f5e8 r7:dfb9de60 r6:8474ec80 r5:83aa3000 [ 1324.769959][ T32] r4:00000001 [ 1324.769986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.770025][ T32] Exception stack(0xdfba9fb0 to 0xdfba9ff8) [ 1324.770050][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.770078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.770122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.770154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.770177][ T32] r4:84734cc0 [ 1324.770586][ T32] INFO: task kworker/0:36:3203 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.770634][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.770697][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.770744][ T32] Call trace: [ 1324.770773][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.770818][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.770873][ T32] r4:00000000 [ 1324.770896][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.770962][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.770996][ T32] 9d20: df852000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.771025][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.771050][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.771074][ T32] r5:80000113 r4:80239bb0 [ 1324.771094][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.771136][ T32] r4:82ac11e4 [ 1324.771156][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.771205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.771226][ T32] r4:eae89dc0 [ 1324.771245][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.771309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.771335][ T32] r4:00000000 [ 1324.771367][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.771422][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.771463][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.771529][ T32] r5:00001000 r4:e069d000 [ 1324.771552][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.771594][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.771637][ T32] r5:851a038c r4:851a0000 [ 1324.771664][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.771709][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.771729][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.771795][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.771820][ T32] r4:848b5600 [ 1324.771839][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.771885][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.771907][ T32] r4:00000001 [ 1324.771925][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.771960][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.771985][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.772094][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.772129][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.792087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.792405][ T32] r4:847da040 [ 1324.792461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.792494][ T32] INFO: task kworker/0:37:3205 blocked for more than 451 seconds. [ 1324.792546][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.792574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.792597][ T32] task:kworker/0:37 state:D stack:0 pid:3205 tgid:3205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.792671][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.792735][ T32] Call trace: [ 1324.792766][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.792818][ T32] r10:82918888 r9:dfbb5d84 r8:00000002 r7:60000113 r6:dfbb5d8c r5:83aa5400 [ 1324.792841][ T32] r4:83aa5400 [ 1324.792860][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.793005][ T32] r5:83aa5400 r4:82918884 [ 1324.793029][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.793069][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.793113][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb5e08 [ 1324.793135][ T32] r4:00000000 [ 1324.793154][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.793188][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.793230][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.793273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575cf40 [ 1324.793321][ T32] r4:00000000 [ 1324.793341][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.793386][ T32] r9:83018005 r8:83aa5400 r7:00000000 r6:83018000 r5:00001000 r4:7f13d000 [ 1324.793408][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.793580][ T32] r5:00001000 r4:eae3d000 [ 1324.793747][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.793800][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.793843][ T32] r5:8579538c r4:85795000 [ 1324.793884][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.793936][ T32] r7:dddced80 r6:83018000 r5:8579538c r4:8474ed00 [ 1324.793958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.794024][ T32] r10:61c88647 r9:83aa5400 r8:8474ed2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.794107][ T32] r4:8474ed00 [ 1324.794131][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.794179][ T32] r10:00000000 r9:8474ed00 r8:8027f5e8 r7:dfb9de60 r6:8474ed80 r5:83aa5400 [ 1324.794259][ T32] r4:00000001 [ 1324.794283][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.794352][ T32] Exception stack(0xdfbb5fb0 to 0xdfbb5ff8) [ 1324.794383][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.794411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.794437][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.794466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.794488][ T32] r4:84734f00 [ 1324.795248][ T32] INFO: task kworker/0:37:3205 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.795285][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.795421][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.795464][ T32] Call trace: [ 1324.795492][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.795537][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.795613][ T32] r4:00000000 [ 1324.795637][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.795685][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.795713][ T32] 9d20: dfcd3000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.795741][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.795767][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.795790][ T32] r5:80000113 r4:80239bb0 [ 1324.795810][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.795871][ T32] r4:82ac11e4 [ 1324.795895][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.795944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.795967][ T32] r4:eae89dc0 [ 1324.795985][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.796029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.796124][ T32] r4:00000000 [ 1324.796164][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.796261][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.796286][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.796357][ T32] r5:00001000 r4:e069d000 [ 1324.796383][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.796447][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.796492][ T32] r5:851a038c r4:851a0000 [ 1324.796513][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.796559][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.796588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.796637][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.796691][ T32] r4:848b5600 [ 1324.796715][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.796783][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.796811][ T32] r4:00000001 [ 1324.796873][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.796957][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.796987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.797014][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.797040][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.797068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.797107][ T32] r4:847da040 [ 1324.797130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.797165][ T32] INFO: task kworker/0:38:3207 blocked for more than 451 seconds. [ 1324.797194][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.797219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.797239][ T32] task:kworker/0:38 state:D stack:0 pid:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.797292][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.797358][ T32] Call trace: [ 1324.797411][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.797474][ T32] r10:82918888 r9:dfbc1d84 r8:00000002 r7:60000113 r6:dfbc1d8c r5:849e0000 [ 1324.797500][ T32] r4:849e0000 [ 1324.797535][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.797577][ T32] r5:849e0000 r4:82918884 [ 1324.797623][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.797668][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.797714][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 [ 1324.797736][ T32] r4:00000000 [ 1324.797774][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.797814][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.797852][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.797895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85946040 [ 1324.797936][ T32] r4:00000000 [ 1324.797985][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.798051][ T32] r9:83018005 r8:849e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f247000 [ 1324.798075][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.798117][ T32] r5:00001000 r4:ed09f000 [ 1324.798136][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.798196][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.798241][ T32] r5:847ee78c r4:847ee400 [ 1324.798261][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.798306][ T32] r7:dddced80 r6:83018000 r5:847ee78c r4:8474ee00 [ 1324.798325][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.798391][ T32] r10:61c88647 r9:849e0000 r8:8474ee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.798416][ T32] r4:8474ee00 [ 1324.798435][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.798480][ T32] r10:00000000 r9:8474ee00 r8:8027f5e8 r7:dfb9de60 r6:8474ee80 r5:849e0000 [ 1324.798521][ T32] r4:00000001 [ 1324.798543][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.798608][ T32] Exception stack(0xdfbc1fb0 to 0xdfbc1ff8) [ 1324.798636][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.798680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.798709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.798738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.798760][ T32] r4:847db100 [ 1324.799296][ T32] INFO: task kworker/0:38:3207 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.799329][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.799383][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.799560][ T32] Call trace: [ 1324.799593][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.799638][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.799667][ T32] r4:00000000 [ 1324.799686][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.799724][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.799752][ T32] 9d20: dfcd3000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.799779][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.799804][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.799826][ T32] r5:80000113 r4:80239bb0 [ 1324.799846][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.799888][ T32] r4:82ac11e4 [ 1324.799929][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.799990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.800014][ T32] r4:eae89dc0 [ 1324.800035][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.800080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.800102][ T32] r4:00000000 [ 1324.800120][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.800185][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.800238][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.800283][ T32] r5:00001000 r4:e069d000 [ 1324.800303][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.800367][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.800410][ T32] r5:851a038c r4:851a0000 [ 1324.800430][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.800474][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.800495][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.800539][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.800561][ T32] r4:848b5600 [ 1324.800580][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.800654][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.800681][ T32] r4:00000001 [ 1324.800700][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.800737][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.800762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.800790][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.800815][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.800844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.800884][ T32] r4:847da040 [ 1324.800991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.801017][ T32] INFO: task kworker/0:39:3209 blocked for more than 451 seconds. [ 1324.801045][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.801067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.801087][ T32] task:kworker/0:39 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.801128][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.801168][ T32] Call trace: [ 1324.801205][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.801267][ T32] r10:82918888 r9:dfbcdd84 r8:00000002 r7:60000113 r6:dfbcdd8c r5:849e0c00 [ 1324.801292][ T32] r4:849e0c00 [ 1324.801340][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.801397][ T32] r5:849e0c00 r4:82918884 [ 1324.801420][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.801458][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.801502][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 [ 1324.801526][ T32] r4:00000000 [ 1324.801546][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.801670][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.801714][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.801760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85895280 [ 1324.801781][ T32] r4:00000000 [ 1324.801801][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.801919][ T32] r9:83018005 r8:849e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f245000 [ 1324.801944][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.801987][ T32] r5:00001000 r4:ed087000 [ 1324.802007][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.802046][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.802087][ T32] r5:847eeb8c r4:847ee800 [ 1324.802115][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.826245][ T32] r7:dddced80 r6:83018000 r5:847eeb8c r4:8474ef00 [ 1324.826320][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.826391][ T32] r10:61c88647 r9:849e0c00 r8:8474ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.826415][ T32] r4:8474ef00 [ 1324.826435][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.826482][ T32] r10:00000000 r9:8474ef00 r8:8027f5e8 r7:dfb9de60 r6:8474ef80 r5:849e0c00 [ 1324.826504][ T32] r4:00000001 [ 1324.826535][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.826601][ T32] Exception stack(0xdfbcdfb0 to 0xdfbcdff8) [ 1324.826651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.826685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.826713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.826758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.826802][ T32] r4:847db2c0 [ 1324.827513][ T32] INFO: task kworker/0:39:3209 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.827556][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.827627][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.827686][ T32] Call trace: [ 1324.827739][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.827794][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.827818][ T32] r4:00000000 [ 1324.827838][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.827876][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.827923][ T32] 9d20: e0103000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.827956][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.827981][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.828006][ T32] r5:80000113 r4:80239bb0 [ 1324.828027][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.828094][ T32] r4:82ac11e4 [ 1324.828118][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.828168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.828190][ T32] r4:eae89dc0 [ 1324.828209][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.828254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.828275][ T32] r4:00000000 [ 1324.828318][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.828387][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.828412][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.828505][ T32] r5:00001000 r4:e069d000 [ 1324.828532][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.828589][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.828650][ T32] r5:851a038c r4:851a0000 [ 1324.828680][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.828729][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.828749][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.828794][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.828816][ T32] r4:848b5600 [ 1324.828835][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.828879][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.828900][ T32] r4:00000001 [ 1324.828919][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.828956][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.828981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.829020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.829049][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.829078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.829107][ T32] r4:847da040 [ 1324.829131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.829159][ T32] INFO: task kworker/0:40:3211 blocked for more than 451 seconds. [ 1324.829193][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.829219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.829239][ T32] task:kworker/0:40 state:D stack:0 pid:3211 tgid:3211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.829284][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.829325][ T32] Call trace: [ 1324.829352][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.829419][ T32] r10:82918888 r9:dfbd9d84 r8:00000002 r7:60000113 r6:dfbd9d8c r5:849e1800 [ 1324.829446][ T32] r4:849e1800 [ 1324.829466][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.829525][ T32] r5:849e1800 r4:82918884 [ 1324.829547][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.829612][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.829666][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 1324.829690][ T32] r4:00000000 [ 1324.829709][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.829746][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.829783][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.829848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85891780 [ 1324.829874][ T32] r4:00000000 [ 1324.829903][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.829979][ T32] r9:83018005 r8:849e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f229000 [ 1324.830003][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.830065][ T32] r5:00001000 r4:ecf17000 [ 1324.830088][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.830128][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.830178][ T32] r5:85794f8c r4:85794c00 [ 1324.830200][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.830247][ T32] r7:dddced80 r6:83018000 r5:85794f8c r4:84a50000 [ 1324.830268][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.830313][ T32] r10:61c88647 r9:849e1800 r8:84a5002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.830335][ T32] r4:84a50000 [ 1324.830353][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.830398][ T32] r10:00000000 r9:84a50000 r8:8027f5e8 r7:dfb9de60 r6:84a50080 r5:849e1800 [ 1324.830420][ T32] r4:00000001 [ 1324.830438][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.830473][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 1324.830499][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.830526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.830577][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.830628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.830658][ T32] r4:847db400 [ 1324.831013][ T32] INFO: task kworker/0:40:3211 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.831042][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.831122][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.831164][ T32] Call trace: [ 1324.831257][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.831306][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.831328][ T32] r4:00000000 [ 1324.831347][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.831384][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.831411][ T32] 9d20: e0103000 e012d000 00000001 80239b98 7f32d000 00000001 [ 1324.831459][ T32] 9d40: 82ac05a0 7f32d000 e012d000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.831513][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.831540][ T32] r5:80000113 r4:80239bb0 [ 1324.831561][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.831604][ T32] r4:82ac11e4 [ 1324.831623][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.831695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.831721][ T32] r4:eae89dc0 [ 1324.831742][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.831787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9740 [ 1324.831809][ T32] r4:00000000 [ 1324.831828][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.831873][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.831893][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.831934][ T32] r5:00001000 r4:e069d000 [ 1324.831972][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.832016][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.832058][ T32] r5:851a038c r4:851a0000 [ 1324.832096][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.832154][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:848b5600 [ 1324.849220][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.849327][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.849394][ T32] r4:848b5600 [ 1324.849419][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.849471][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.849493][ T32] r4:00000001 [ 1324.849512][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.849555][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.849584][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.849613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.849673][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.849707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.849758][ T32] r4:847da040 [ 1324.849785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.849826][ T32] INFO: task kworker/0:41:3213 blocked for more than 451 seconds. [ 1324.849860][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.849884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.849905][ T32] task:kworker/0:41 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.849983][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.850045][ T32] Call trace: [ 1324.850112][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.850161][ T32] r10:82918888 r9:dfbe5d84 r8:00000002 r7:60000113 r6:dfbe5d8c r5:849e2400 [ 1324.850183][ T32] r4:849e2400 [ 1324.850212][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.850255][ T32] r5:849e2400 r4:82918884 [ 1324.850276][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.850314][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.850366][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe5e08 [ 1324.850403][ T32] r4:00000000 [ 1324.850424][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.850470][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.850517][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.850631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847db780 [ 1324.850674][ T32] r4:00000000 [ 1324.850716][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.850767][ T32] r9:83018005 r8:849e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f243000 [ 1324.850798][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.850845][ T32] r5:00001000 r4:ed06f000 [ 1324.850867][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.850906][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.850947][ T32] r5:847edf8c r4:847edc00 [ 1324.850966][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.851010][ T32] r7:dddced80 r6:83018000 r5:847edf8c r4:84a50100 [ 1324.851053][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.851122][ T32] r10:61c88647 r9:849e2400 r8:84a5012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.851169][ T32] r4:84a50100 [ 1324.851213][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.851260][ T32] r10:00000000 r9:84a50100 r8:8027f5e8 r7:dfb9de60 r6:84a50180 r5:849e2400 [ 1324.851283][ T32] r4:00000001 [ 1324.851323][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.851362][ T32] Exception stack(0xdfbe5fb0 to 0xdfbe5ff8) [ 1324.851389][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.851437][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.851466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.851519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.851543][ T32] r4:847db4c0 [ 1324.857870][ T32] INFO: task kworker/0:41:3213 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.857971][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.858086][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.858145][ T32] Call trace: [ 1324.858176][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.858226][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.858269][ T32] r4:00000000 [ 1324.858294][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.858358][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.858389][ T32] 9d20: 7f90c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1324.858438][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.858466][ T32] 9d60: 80230ad4 80239bb0 90000113 ffffffff [ 1324.858491][ T32] r5:90000113 r4:80239bb0 [ 1324.858530][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.858627][ T32] r4:82ac11e4 [ 1324.858657][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.858709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.858740][ T32] r4:eae89dc0 [ 1324.858784][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.858834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1324.858856][ T32] r4:00000000 [ 1324.858875][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.858921][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1324.858943][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.858984][ T32] r5:00001000 r4:ecf8f000 [ 1324.859004][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.859042][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.859083][ T32] r5:85a3578c r4:85a35400 [ 1324.859118][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.859187][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1324.859233][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.859283][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.859326][ T32] r4:848b5600 [ 1324.859368][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.859419][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.859441][ T32] r4:00000001 [ 1324.859461][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.859497][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.859522][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.859567][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.859597][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.859635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.859664][ T32] r4:847da040 [ 1324.859687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.859746][ T32] INFO: task kworker/0:42:3215 blocked for more than 451 seconds. [ 1324.859780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.859804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.859824][ T32] task:kworker/0:42 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.859879][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.859933][ T32] Call trace: [ 1324.859962][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.860007][ T32] r10:82918888 r9:dfb99d84 r8:00000002 r7:60000113 r6:dfb99d8c r5:849e3c00 [ 1324.860072][ T32] r4:849e3c00 [ 1324.860095][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.860135][ T32] r5:849e3c00 r4:82918884 [ 1324.860154][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.860190][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.860233][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb99e08 [ 1324.860254][ T32] r4:00000000 [ 1324.860272][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.860373][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.860437][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.860486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587d800 [ 1324.860531][ T32] r4:00000000 [ 1324.860574][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.860647][ T32] r9:83018005 r8:849e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2b3000 [ 1324.860685][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.860750][ T32] r5:00001000 r4:ed4d7000 [ 1324.860773][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.860836][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.860881][ T32] r5:8596238c r4:85962000 [ 1324.860923][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.860970][ T32] r7:dddced80 r6:83018000 r5:8596238c r4:84a50200 [ 1324.860991][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.861037][ T32] r10:61c88647 r9:849e3c00 r8:84a5022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.861080][ T32] r4:84a50200 [ 1324.861123][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.861191][ T32] r10:00000000 r9:84a50200 r8:8027f5e8 r7:dfb9de60 r6:84a50280 r5:849e3c00 [ 1324.861216][ T32] r4:00000001 [ 1324.861235][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.861271][ T32] Exception stack(0xdfb99fb0 to 0xdfb99ff8) [ 1324.861297][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.861332][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.861362][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.861422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.861455][ T32] r4:847db680 [ 1324.862197][ T32] INFO: task kworker/0:42:3215 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.875287][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.875372][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.875463][ T32] Call trace: [ 1324.875516][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.875573][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.875598][ T32] r4:00000000 [ 1324.875618][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.875672][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.875727][ T32] 9d20: 7fe66000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1324.875759][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.875806][ T32] 9d60: 80230ad4 80239bb0 90000113 ffffffff [ 1324.875833][ T32] r5:90000113 r4:80239bb0 [ 1324.875854][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.875921][ T32] r4:82ac11e4 [ 1324.875944][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.876013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.876039][ T32] r4:eae89dc0 [ 1324.876059][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.876104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1324.876125][ T32] r4:00000000 [ 1324.876149][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.876242][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1324.876268][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.876312][ T32] r5:00001000 r4:ecf8f000 [ 1324.876332][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.876370][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.876411][ T32] r5:85a3578c r4:85a35400 [ 1324.876431][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.876477][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1324.876531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.876604][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.876635][ T32] r4:848b5600 [ 1324.876692][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.876749][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.876772][ T32] r4:00000001 [ 1324.876792][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.876829][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.876854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.876881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.876928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.876978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.877003][ T32] r4:847da040 [ 1324.877027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.877056][ T32] INFO: task kworker/0:43:3216 blocked for more than 451 seconds. [ 1324.877087][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.877142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.877186][ T32] task:kworker/0:43 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.877233][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.877307][ T32] Call trace: [ 1324.877361][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.877421][ T32] r10:82918888 r9:dfc05d84 r8:00000002 r7:60000113 r6:dfc05d8c r5:849e4800 [ 1324.877445][ T32] r4:849e4800 [ 1324.877465][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.877503][ T32] r5:849e4800 r4:82918884 [ 1324.877542][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.877596][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.877673][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc05e08 [ 1324.877718][ T32] r4:00000000 [ 1324.877761][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.877822][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.877864][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.877908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dba40 [ 1324.877951][ T32] r4:00000000 [ 1324.877993][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.878040][ T32] r9:83018005 r8:849e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f23f000 [ 1324.878062][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.878145][ T32] r5:00001000 r4:ed03f000 [ 1324.878189][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.878257][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.878340][ T32] r5:85797f8c r4:85797c00 [ 1324.878382][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.878437][ T32] r7:dddced80 r6:83018000 r5:85797f8c r4:84a50300 [ 1324.878458][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.878506][ T32] r10:61c88647 r9:849e4800 r8:84a5032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.878528][ T32] r4:84a50300 [ 1324.878579][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.878646][ T32] r10:00000000 r9:84a50300 r8:8027f5e8 r7:dfb99e60 r6:84a50380 r5:849e4800 [ 1324.878675][ T32] r4:00000001 [ 1324.878720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.878760][ T32] Exception stack(0xdfc05fb0 to 0xdfc05ff8) [ 1324.878788][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.878815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.878841][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.878869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.878891][ T32] r4:847db680 [ 1324.879581][ T32] INFO: task kworker/0:43:3216 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.879646][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.879709][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.879776][ T32] Call trace: [ 1324.879828][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.879895][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.879921][ T32] r4:00000000 [ 1324.879941][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.879999][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.880059][ T32] 9d20: 7fe66000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1324.880110][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.880139][ T32] 9d60: 80230ad4 80239bb0 90000113 ffffffff [ 1324.880183][ T32] r5:90000113 r4:80239bb0 [ 1324.880227][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.880273][ T32] r4:82ac11e4 [ 1324.880315][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.880390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.880413][ T32] r4:eae89dc0 [ 1324.880433][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.880478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1324.880500][ T32] r4:00000000 [ 1324.880518][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.880564][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1324.880606][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.880659][ T32] r5:00001000 r4:ecf8f000 [ 1324.880680][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.880720][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.880762][ T32] r5:85a3578c r4:85a35400 [ 1324.880782][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.880827][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1324.880848][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.880894][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.880915][ T32] r4:848b5600 [ 1324.880955][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.881004][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.881027][ T32] r4:00000001 [ 1324.881046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.881101][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.881129][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.881157][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.881203][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.881235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.881259][ T32] r4:847da040 [ 1324.881279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.881301][ T32] INFO: task kworker/0:44:3219 blocked for more than 451 seconds. [ 1324.881348][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.881374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.881394][ T32] task:kworker/0:44 state:D stack:0 pid:3219 tgid:3219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.881438][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.881478][ T32] Call trace: [ 1324.881532][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.881576][ T32] r10:82918888 r9:dfc15d84 r8:00000002 r7:60000113 r6:dfc15d8c r5:849e5400 [ 1324.881598][ T32] r4:849e5400 [ 1324.881618][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.881661][ T32] r5:849e5400 r4:82918884 [ 1324.881702][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.881754][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.881821][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc15e08 [ 1324.881866][ T32] r4:00000000 [ 1324.881908][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.881969][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.882010][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.882054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587d180 [ 1324.882077][ T32] r4:00000000 [ 1324.882116][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.905057][ T32] r9:83018005 r8:849e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1324.905174][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.905260][ T32] r5:00001000 r4:ed035000 [ 1324.905302][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.905380][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.905481][ T32] r5:8596138c r4:85961000 [ 1324.905512][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.905565][ T32] r7:dddced80 r6:83018000 r5:8596138c r4:84a50400 [ 1324.905597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.905716][ T32] r10:61c88647 r9:849e5400 r8:84a5042c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.905748][ T32] r4:84a50400 [ 1324.905779][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.905840][ T32] r10:00000000 r9:84a50400 r8:8027f5e8 r7:dfb99e60 r6:84a50480 r5:849e5400 [ 1324.905887][ T32] r4:00000001 [ 1324.905910][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.905960][ T32] Exception stack(0xdfc15fb0 to 0xdfc15ff8) [ 1324.905992][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.906041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.906071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.906100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.906122][ T32] r4:847db940 [ 1324.906904][ T32] INFO: task kworker/0:44:3219 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.906971][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.907068][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.907140][ T32] Call trace: [ 1324.907200][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.907254][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.907277][ T32] r4:00000000 [ 1324.907297][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.907336][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.907374][ T32] 9d20: 8039a000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1324.907449][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.907485][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.907510][ T32] r5:80000113 r4:80239bb0 [ 1324.907531][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.907579][ T32] r4:82ac11e4 [ 1324.907609][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.907690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.907715][ T32] r4:eae89dc0 [ 1324.907736][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.907803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1324.907848][ T32] r4:00000000 [ 1324.907892][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.907943][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1324.907973][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.908019][ T32] r5:00001000 r4:ecf8f000 [ 1324.908039][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.908079][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.908131][ T32] r5:85a3578c r4:85a35400 [ 1324.908182][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.908231][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1324.908251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.908296][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.908328][ T32] r4:848b5600 [ 1324.908350][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.908397][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.908418][ T32] r4:00000001 [ 1324.908447][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.908486][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.908523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.908565][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.908594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.908624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.908651][ T32] r4:847da040 [ 1324.908671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.908701][ T32] INFO: task kworker/1:16:3221 blocked for more than 451 seconds. [ 1324.908734][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.908758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.908778][ T32] task:kworker/1:16 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.908822][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.908876][ T32] Call trace: [ 1324.908924][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.908972][ T32] r10:82918888 r9:dfc2dd84 r8:00000002 r7:60000013 r6:dfc2dd8c r5:849e3000 [ 1324.908995][ T32] r4:849e3000 [ 1324.909014][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.909052][ T32] r5:849e3000 r4:82918884 [ 1324.909101][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.909142][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.909213][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 [ 1324.909238][ T32] r4:00000000 [ 1324.909257][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.909316][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.909373][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.909421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eb3c0 [ 1324.909443][ T32] r4:00000000 [ 1324.909462][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.909534][ T32] r9:83018205 r8:849e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1324.909562][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.909605][ T32] r5:00001000 r4:ebc5b000 [ 1324.909624][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.909669][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.909710][ T32] r5:857fef8c r4:857fec00 [ 1324.909743][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.909829][ T32] r7:ddde2d80 r6:83018200 r5:857fef8c r4:84729080 [ 1324.909872][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.909921][ T32] r10:61c88647 r9:849e3000 r8:847290ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.909964][ T32] r4:84729080 [ 1324.909986][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.910057][ T32] r10:00000000 r9:84729080 r8:8027f5e8 r7:dfb19e60 r6:84a50500 r5:849e3000 [ 1324.910082][ T32] r4:00000001 [ 1324.910101][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.910136][ T32] Exception stack(0xdfc2dfb0 to 0xdfc2dff8) [ 1324.910177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.910207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.910269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.910302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.910324][ T32] r4:8474d500 [ 1324.910749][ T32] INFO: task kworker/1:16:3221 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.910786][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.910842][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.910885][ T32] Call trace: [ 1324.910912][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.910968][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.910994][ T32] r4:00000000 [ 1324.911035][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.911076][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.911127][ T32] 9d20: 8039a000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1324.911174][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.911202][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.911226][ T32] r5:80000113 r4:80239bb0 [ 1324.911256][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.911313][ T32] r4:82ac11e4 [ 1324.911333][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.911381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.911412][ T32] r4:eae89dc0 [ 1324.911436][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.911502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1324.911528][ T32] r4:00000000 [ 1324.911569][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.911659][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1324.911685][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.911753][ T32] r5:00001000 r4:ecf8f000 [ 1324.911777][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.911819][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.911861][ T32] r5:85a3578c r4:85a35400 [ 1324.911881][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.911928][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1324.911948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.911993][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.912015][ T32] r4:848b5600 [ 1324.912035][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.912080][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.912111][ T32] r4:00000001 [ 1324.912134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.932690][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.932767][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.932801][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.932828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.932862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.932907][ T32] r4:847da040 [ 1324.932953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.932986][ T32] INFO: task kworker/1:17:3223 blocked for more than 451 seconds. [ 1324.933021][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.933044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.933065][ T32] task:kworker/1:17 state:D stack:0 pid:3223 tgid:3223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.933145][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.933203][ T32] Call trace: [ 1324.933234][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.933305][ T32] r10:82918888 r9:dfbf1d84 r8:00000002 r7:60000113 r6:dfbf1d8c r5:83aac800 [ 1324.933331][ T32] r4:83aac800 [ 1324.933351][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.933411][ T32] r5:83aac800 r4:82918884 [ 1324.933436][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.933475][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.933519][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 [ 1324.933561][ T32] r4:00000000 [ 1324.933585][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.933622][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.933691][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.933762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85872040 [ 1324.933787][ T32] r4:00000000 [ 1324.933827][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.933896][ T32] r9:83018205 r8:83aac800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1324.933941][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.933988][ T32] r5:00001000 r4:ebc99000 [ 1324.934009][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.934070][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.934126][ T32] r5:857ff78c r4:857ff400 [ 1324.934149][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.934218][ T32] r7:ddde2d80 r6:83018200 r5:857ff78c r4:84729100 [ 1324.934242][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.934310][ T32] r10:61c88647 r9:83aac800 r8:8472912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.934335][ T32] r4:84729100 [ 1324.934355][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.934401][ T32] r10:00000000 r9:84729100 r8:8027f5e8 r7:dfb19e60 r6:84729180 r5:83aac800 [ 1324.934424][ T32] r4:00000001 [ 1324.934465][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.934524][ T32] Exception stack(0xdfbf1fb0 to 0xdfbf1ff8) [ 1324.934588][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.934645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.934695][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.934727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.934749][ T32] r4:8474da40 [ 1324.935491][ T32] INFO: task kworker/1:17:3223 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.935524][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.935647][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.935718][ T32] Call trace: [ 1324.935771][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.935822][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.935865][ T32] r4:00000000 [ 1324.935907][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.935963][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.935993][ T32] 9d20: 808dd000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1324.936021][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.936065][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.936092][ T32] r5:80000113 r4:80239bb0 [ 1324.936112][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.936171][ T32] r4:82ac11e4 [ 1324.936214][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.936310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.936358][ T32] r4:eae89dc0 [ 1324.936381][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.936429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1324.936451][ T32] r4:00000000 [ 1324.936469][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.936520][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1324.936588][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.936651][ T32] r5:00001000 r4:ecf8f000 [ 1324.936677][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.936719][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.936760][ T32] r5:85a3578c r4:85a35400 [ 1324.936816][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.936866][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1324.936906][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.936955][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.937003][ T32] r4:848b5600 [ 1324.937045][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.937114][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.937140][ T32] r4:00000001 [ 1324.937180][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.937219][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.937264][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.937315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.937366][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.937419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.937444][ T32] r4:847da040 [ 1324.937484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.937510][ T32] INFO: task kworker/0:45:3225 blocked for more than 451 seconds. [ 1324.937559][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.937585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.937606][ T32] task:kworker/0:45 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.937677][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.937722][ T32] Call trace: [ 1324.937751][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.937794][ T32] r10:82918888 r9:dfc09d84 r8:00000002 r7:60000113 r6:dfc09d8c r5:83aab000 [ 1324.937816][ T32] r4:83aab000 [ 1324.937835][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.937871][ T32] r5:83aab000 r4:82918884 [ 1324.937910][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.937970][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.938037][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc09e08 [ 1324.938082][ T32] r4:00000000 [ 1324.938104][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.938140][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.938178][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.938221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599b1c0 [ 1324.938244][ T32] r4:00000000 [ 1324.938285][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.938344][ T32] r9:83018005 r8:83aab000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1324.938390][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.938437][ T32] r5:00001000 r4:ed06d000 [ 1324.938456][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.938494][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.938534][ T32] r5:85a52b8c r4:85a52800 [ 1324.938584][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.938656][ T32] r7:dddced80 r6:83018000 r5:85a52b8c r4:84a50580 [ 1324.938709][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.938789][ T32] r10:61c88647 r9:83aab000 r8:84a505ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.938817][ T32] r4:84a50580 [ 1324.938837][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.938898][ T32] r10:00000000 r9:84a50580 r8:8027f5e8 r7:dfc15e60 r6:84729200 r5:83aab000 [ 1324.938952][ T32] r4:00000001 [ 1324.938996][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.939067][ T32] Exception stack(0xdfc09fb0 to 0xdfc09ff8) [ 1324.939096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.939124][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.939149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.939177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.939198][ T32] r4:847dbdc0 [ 1324.939567][ T32] INFO: task kworker/0:45:3225 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.939597][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.939657][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.939701][ T32] Call trace: [ 1324.939729][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.939788][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.939814][ T32] r4:00000000 [ 1324.939833][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.939892][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.939944][ T32] 9d20: 808dd000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1324.939975][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.940020][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.940047][ T32] r5:80000113 r4:80239bb0 [ 1324.940076][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.940133][ T32] r4:82ac11e4 [ 1324.940152][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.940200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.940221][ T32] r4:eae89dc0 [ 1324.940239][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.940283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1324.940303][ T32] r4:00000000 [ 1324.940322][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.940390][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1324.940411][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.940487][ T32] r5:00001000 r4:ecf8f000 [ 1324.940511][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.940553][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.940616][ T32] r5:85a3578c r4:85a35400 [ 1324.940655][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.940704][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1324.940724][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.940769][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.940791][ T32] r4:848b5600 [ 1324.940809][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.940873][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.940899][ T32] r4:00000001 [ 1324.940919][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.940955][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.940981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.941053][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.941083][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.941112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.941132][ T32] r4:847da040 [ 1324.941171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.941197][ T32] INFO: task kworker/0:46:3227 blocked for more than 451 seconds. [ 1324.941244][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.941289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.941313][ T32] task:kworker/0:46 state:D stack:0 pid:3227 tgid:3227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.941384][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.941437][ T32] Call trace: [ 1324.941486][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.941532][ T32] r10:82918888 r9:dfc4dd84 r8:00000002 r7:60000113 r6:dfc4dd8c r5:83aa8000 [ 1324.941589][ T32] r4:83aa8000 [ 1324.941611][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.941672][ T32] r5:83aa8000 r4:82918884 [ 1324.941709][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.941770][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.941817][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc4de08 [ 1324.941839][ T32] r4:00000000 [ 1324.941859][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.941915][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.941956][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.942000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862f80 [ 1324.942042][ T32] r4:00000000 [ 1324.942063][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.942107][ T32] r9:83018005 r8:83aa8000 r7:00000000 r6:83018000 r5:00001000 r4:7f32d000 [ 1324.942127][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.964600][ T32] r5:00001000 r4:ed61f000 [ 1324.964743][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.964815][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.964883][ T32] r5:8596338c r4:85963000 [ 1324.964907][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.964979][ T32] r7:dddced80 r6:83018000 r5:8596338c r4:84a50600 [ 1324.965025][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.965075][ T32] r10:61c88647 r9:83aa8000 r8:84a5062c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.965118][ T32] r4:84a50600 [ 1324.965141][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.965226][ T32] r10:00000000 r9:84a50600 r8:8027f5e8 r7:dfc09e60 r6:84729280 r5:83aa8000 [ 1324.965271][ T32] r4:00000001 [ 1324.965314][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.965355][ T32] Exception stack(0xdfc4dfb0 to 0xdfc4dff8) [ 1324.965385][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.965434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.965477][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.965509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.965531][ T32] r4:84a51080 [ 1324.966301][ T32] INFO: task kworker/0:46:3227 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.966341][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.966445][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.966494][ T32] Call trace: [ 1324.966572][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.966698][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.966746][ T32] r4:00000000 [ 1324.966775][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.966835][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.966866][ T32] 9d20: 80c54000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1324.966915][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.966965][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.967011][ T32] r5:80000113 r4:80239bb0 [ 1324.967034][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.967084][ T32] r4:82ac11e4 [ 1324.967103][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.967151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.967173][ T32] r4:eae89dc0 [ 1324.967192][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.967257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1324.967282][ T32] r4:00000000 [ 1324.967312][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.967362][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1324.967403][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.967449][ T32] r5:00001000 r4:ecf8f000 [ 1324.967477][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.967544][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.967589][ T32] r5:85a3578c r4:85a35400 [ 1324.967609][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.967661][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1324.967681][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.967749][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.967774][ T32] r4:848b5600 [ 1324.967814][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.967883][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.967908][ T32] r4:00000001 [ 1324.967950][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.968010][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.968039][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.968068][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.968093][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.968121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.968143][ T32] r4:847da040 [ 1324.968163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.968220][ T32] INFO: task kworker/0:47:3229 blocked for more than 451 seconds. [ 1324.968257][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.968282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.968322][ T32] task:kworker/0:47 state:D stack:0 pid:3229 tgid:3229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.968391][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.968461][ T32] Call trace: [ 1324.968537][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.968611][ T32] r10:82918888 r9:dfc59d84 r8:00000002 r7:60000013 r6:dfc59d8c r5:83aa8c00 [ 1324.968637][ T32] r4:83aa8c00 [ 1324.968662][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.968747][ T32] r5:83aa8c00 r4:82918884 [ 1324.968770][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.968809][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.968853][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc59e08 [ 1324.968875][ T32] r4:00000000 [ 1324.968893][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.968929][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.968987][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.969035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862b00 [ 1324.969058][ T32] r4:00000000 [ 1324.969077][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.969148][ T32] r9:83018005 r8:83aa8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f241000 [ 1324.969195][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.969261][ T32] r5:00001000 r4:ed061000 [ 1324.969284][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.969323][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.969374][ T32] r5:847eff8c r4:847efc00 [ 1324.969423][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.969472][ T32] r7:dddced80 r6:83018000 r5:847eff8c r4:84a50680 [ 1324.969492][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.969539][ T32] r10:61c88647 r9:83aa8c00 r8:84a506ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.969565][ T32] r4:84a50680 [ 1324.969605][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.969660][ T32] r10:00000000 r9:84a50680 r8:8027f5e8 r7:dfc09e60 r6:84729300 r5:83aa8c00 [ 1324.969727][ T32] r4:00000001 [ 1324.969779][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.969818][ T32] Exception stack(0xdfc59fb0 to 0xdfc59ff8) [ 1324.969844][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.969899][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.969929][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.969957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.970000][ T32] r4:84a511c0 [ 1324.970363][ T32] INFO: task kworker/0:47:3229 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.970394][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.970465][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.970533][ T32] Call trace: [ 1324.970617][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.970673][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.970697][ T32] r4:00000000 [ 1324.970715][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.970752][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.970779][ T32] 9d20: 80c54000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1324.970807][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.970854][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.970881][ T32] r5:80000113 r4:80239bb0 [ 1324.970902][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.970967][ T32] r4:82ac11e4 [ 1324.971010][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.971062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.971084][ T32] r4:eae89dc0 [ 1324.971125][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.971175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1324.971197][ T32] r4:00000000 [ 1324.971246][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.971337][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1324.971382][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.971444][ T32] r5:00001000 r4:ecf8f000 [ 1324.971469][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.971509][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.971551][ T32] r5:85a3578c r4:85a35400 [ 1324.971592][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.971644][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1324.971667][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.971713][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.971735][ T32] r4:848b5600 [ 1324.971774][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.971824][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1324.971862][ T32] r4:00000001 [ 1324.971916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.971976][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1324.972028][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.972081][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.972110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.972197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.988588][ T32] r4:847da040 [ 1324.988636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.988750][ T32] INFO: task kworker/1:18:3232 blocked for more than 451 seconds. [ 1324.988795][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.988841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.988887][ T32] task:kworker/1:18 state:D stack:0 pid:3232 tgid:3232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.988999][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.989087][ T32] Call trace: [ 1324.989139][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1324.989228][ T32] r10:82918888 r9:dfc31d84 r8:00000002 r7:60000113 r6:dfc31d8c r5:83aeec00 [ 1324.989276][ T32] r4:83aeec00 [ 1324.989301][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1324.989363][ T32] r5:83aeec00 r4:82918884 [ 1324.989387][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.989426][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.989470][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc31e08 [ 1324.989492][ T32] r4:00000000 [ 1324.989512][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1324.989548][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1324.989597][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.989647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858721c0 [ 1324.989680][ T32] r4:00000000 [ 1324.989702][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1324.989751][ T32] r9:83018205 r8:83aeec00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.989772][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.989834][ T32] r5:00001000 r4:ebccf000 [ 1324.989888][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1324.989971][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.990017][ T32] r5:857fff8c r4:857ffc00 [ 1324.990038][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.990106][ T32] r7:ddde2d80 r6:83018200 r5:857fff8c r4:84729380 [ 1324.990153][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.990225][ T32] r10:61c88647 r9:83aeec00 r8:847293ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.990251][ T32] r4:84729380 [ 1324.990271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.990337][ T32] r10:00000000 r9:84729380 r8:8027f5e8 r7:dfb19e60 r6:84729400 r5:83aeec00 [ 1324.990362][ T32] r4:00000001 [ 1324.990383][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.990421][ T32] Exception stack(0xdfc31fb0 to 0xdfc31ff8) [ 1324.990470][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.990501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.990528][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.990589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.990616][ T32] r4:84797f40 [ 1324.991325][ T32] INFO: task kworker/1:18:3232 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1324.991356][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.991455][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.991519][ T32] Call trace: [ 1324.991596][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1324.991649][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1324.991673][ T32] r4:00000000 [ 1324.991692][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.991751][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1324.991782][ T32] 9d20: 80d8f000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1324.991812][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1324.991837][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1324.991880][ T32] r5:80000113 r4:80239bb0 [ 1324.991904][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.991968][ T32] r4:82ac11e4 [ 1324.992012][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.992064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1324.992100][ T32] r4:eae89dc0 [ 1324.992142][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1324.992191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1324.992213][ T32] r4:00000000 [ 1324.992281][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.005254][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.005310][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.005447][ T32] r5:00001000 r4:ecf8f000 [ 1325.005494][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.005549][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.005624][ T32] r5:85a3578c r4:85a35400 [ 1325.005652][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.005723][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.005771][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.005822][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.005845][ T32] r4:848b5600 [ 1325.005892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.005942][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.005985][ T32] r4:00000001 [ 1325.006012][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.006074][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.006128][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.006188][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.006254][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.006308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.006333][ T32] r4:847da040 [ 1325.006369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.006430][ T32] INFO: task kworker/0:48:3233 blocked for more than 451 seconds. [ 1325.006469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.006501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.006588][ T32] task:kworker/0:48 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.006688][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.006737][ T32] Call trace: [ 1325.006769][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.006816][ T32] r10:82918888 r9:dfc69d84 r8:00000002 r7:60000113 r6:dfc69d8c r5:8385d400 [ 1325.006838][ T32] r4:8385d400 [ 1325.006877][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.006920][ T32] r5:8385d400 r4:82918884 [ 1325.006941][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.006980][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.007023][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc69e08 [ 1325.007044][ T32] r4:00000000 [ 1325.007082][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.007122][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.007184][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.007253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599b040 [ 1325.007277][ T32] r4:00000000 [ 1325.007296][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.007360][ T32] r9:83018005 r8:8385d400 r7:00000000 r6:83018000 r5:00001000 r4:7f3ad000 [ 1325.007384][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.007437][ T32] r5:00001000 r4:ed89d000 [ 1325.007471][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.007511][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.007553][ T32] r5:85a5278c r4:85a52400 [ 1325.007572][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.007615][ T32] r7:dddced80 r6:83018000 r5:85a5278c r4:84a50700 [ 1325.007670][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.007720][ T32] r10:61c88647 r9:8385d400 r8:84a5072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.007765][ T32] r4:84a50700 [ 1325.007787][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.007831][ T32] r10:00000000 r9:84a50700 r8:8027f5e8 r7:dfc09e60 r6:84729480 r5:8385d400 [ 1325.007853][ T32] r4:00000001 [ 1325.007871][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.007907][ T32] Exception stack(0xdfc69fb0 to 0xdfc69ff8) [ 1325.007932][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.007959][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.007984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.008032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.008058][ T32] r4:84a51100 [ 1325.008795][ T32] INFO: task kworker/0:48:3233 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.008843][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.008946][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.009009][ T32] Call trace: [ 1325.009038][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.009085][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.009128][ T32] r4:00000000 [ 1325.009174][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.009225][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.009278][ T32] 9d20: 81347000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.009333][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.009361][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.009405][ T32] r5:80000113 r4:80239bb0 [ 1325.009429][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.009475][ T32] r4:82ac11e4 [ 1325.009516][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.009574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.009598][ T32] r4:eae89dc0 [ 1325.009638][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.009716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.009762][ T32] r4:00000000 [ 1325.009783][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.009831][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.009872][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.009938][ T32] r5:00001000 r4:ecf8f000 [ 1325.009963][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.010005][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.010078][ T32] r5:85a3578c r4:85a35400 [ 1325.010102][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.010171][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.010215][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.010284][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.010312][ T32] r4:848b5600 [ 1325.010332][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.010378][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.010400][ T32] r4:00000001 [ 1325.010420][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.010506][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.010535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.010595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.010624][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.010684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.010710][ T32] r4:847da040 [ 1325.010730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.010753][ T32] INFO: task kworker/1:19:3235 blocked for more than 451 seconds. [ 1325.010801][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.010827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.010867][ T32] task:kworker/1:19 state:D stack:0 pid:3235 tgid:3235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.010924][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.010990][ T32] Call trace: [ 1325.011020][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.011064][ T32] r10:82918888 r9:dfc79d84 r8:00000002 r7:60000013 r6:dfc79d8c r5:8449b000 [ 1325.011088][ T32] r4:8449b000 [ 1325.011129][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1325.011367][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.011715][ T32] r5:00001000 r4:ebcf5000 [ 1325.011755][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.011797][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.011902][ T32] r7:ddde2d80 r6:83018200 r5:8580838c r4:84729500 ** 5 printk messages dropped ** [ 1325.012128][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.032862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1325.034123][ T32] 9d20: 81838000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 13 printk messages dropped ** [ 1325.034688][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1325.035178][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 8 printk messages dropped ** [ 1325.035459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1325.035850][ T32] r4:8449ec00 ** 3 printk messages dropped ** [ 1325.035981][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.036446][ T32] r5:00001000 r4:edafb000 [ 1325.036487][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.036696][ T32] r7:dddced80 r6:83018000 r5:85a5378c r4:84a50780 [ 1325.036717][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.036762][ T32] r10:61c88647 r9:8449ec00 r8:84a507ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.036783][ T32] r4:84a50780 [ 1325.036801][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.036845][ T32] r10:00000000 r9:84a50780 r8:8027f5e8 r7:dfc09e60 r6:84729600 r5:8449ec00 [ 1325.036867][ T32] r4:00000001 [ 1325.036907][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.036949][ T32] Exception stack(0xdfc95fb0 to 0xdfc95ff8) [ 1325.036975][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.037024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.037054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.037084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.037106][ T32] r4:84a51400 [ 1325.037483][ T32] INFO: task kworker/0:49:3238 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.037513][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.037634][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.037689][ T32] Call trace: [ 1325.037763][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.037831][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.037867][ T32] r4:00000000 [ 1325.037909][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.037951][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.038001][ T32] 9d20: 81838000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.038033][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.038058][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.038103][ T32] r5:80000113 r4:80239bb0 [ 1325.038126][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.038171][ T32] r4:82ac11e4 [ 1325.038191][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.038238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.038260][ T32] r4:eae89dc0 [ 1325.038279][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.038324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.038368][ T32] r4:00000000 [ 1325.038391][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.038462][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.038508][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.038619][ T32] r5:00001000 r4:ecf8f000 [ 1325.038682][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.038762][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.038807][ T32] r5:85a3578c r4:85a35400 [ 1325.038827][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.038872][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.038936][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.039043][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.039069][ T32] r4:848b5600 [ 1325.039110][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.039160][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.039183][ T32] r4:00000001 [ 1325.039223][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.039285][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.039334][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.039386][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.039424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.039454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.039495][ T32] r4:847da040 [ 1325.039539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.039573][ T32] INFO: task kworker/0:50:3240 blocked for more than 451 seconds. [ 1325.039600][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.039623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.039650][ T32] task:kworker/0:50 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.039732][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.039809][ T32] Call trace: [ 1325.039840][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.039904][ T32] r10:82918888 r9:dfca1d84 r8:00000002 r7:60000113 r6:dfca1d8c r5:84498c00 [ 1325.039930][ T32] r4:84498c00 [ 1325.039970][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.040013][ T32] r5:84498c00 r4:82918884 [ 1325.040034][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.040091][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.040153][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 [ 1325.040198][ T32] r4:00000000 [ 1325.040219][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.040276][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.040317][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.040385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858b2300 [ 1325.040413][ T32] r4:00000000 [ 1325.040462][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.040542][ T32] r9:83018005 r8:84498c00 r7:00000000 r6:83018000 r5:00001000 r4:7f437000 [ 1325.040586][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.040687][ T32] r5:00001000 r4:ed6db000 [ 1325.040711][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.040772][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.040820][ T32] r5:8485478c r4:84854400 [ 1325.040840][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.040904][ T32] r7:dddced80 r6:83018000 r5:8485478c r4:84a50800 [ 1325.040928][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.040994][ T32] r10:61c88647 r9:84498c00 r8:84a5082c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1325.041285][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.041997][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.057264][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 12 printk messages dropped ** [ 1325.057845][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1325.058223][ T32] r4:848b5600 ** 5 printk messages dropped ** [ 1325.058421][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.058814][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.059231][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.059735][ T32] r5:00001000 r4:edadb000 [ 1325.059758][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.059840][ T32] r5:8485538c r4:84855000 ** 3 printk messages dropped ** [ 1325.059970][ T32] r10:61c88647 r9:8449c800 r8:84a508ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1325.060396][ T32] r4:84a51700 ** 3 printk messages dropped ** [ 1325.061346][ T32] Call trace: [ 1325.061424][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.061475][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.061519][ T32] r4:00000000 [ 1325.061542][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.061581][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.061609][ T32] 9d20: 81959000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.061637][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.061688][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.061735][ T32] r5:80000113 r4:80239bb0 [ 1325.061758][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.061802][ T32] r4:82ac11e4 [ 1325.061821][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.061868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.061910][ T32] r4:eae89dc0 [ 1325.061952][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.062001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.062024][ T32] r4:00000000 [ 1325.062044][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.062109][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.062147][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.079509][ T32] r5:00001000 r4:ecf8f000 [ 1325.079617][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.079694][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.079752][ T32] r5:85a3578c r4:85a35400 [ 1325.079776][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.079846][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.079871][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.079943][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.079970][ T32] r4:848b5600 [ 1325.079991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.080041][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.080063][ T32] r4:00000001 [ 1325.080086][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.080166][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.080226][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.080258][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.080321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.080377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.080399][ T32] r4:847da040 [ 1325.080423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.080463][ T32] INFO: task kworker/0:52:3243 blocked for more than 451 seconds. [ 1325.080497][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.080520][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.080581][ T32] task:kworker/0:52 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.080724][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.080776][ T32] Call trace: [ 1325.080874][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.080926][ T32] r10:82918888 r9:dfcb5d84 r8:00000002 r7:60000113 r6:dfcb5d8c r5:8449bc00 [ 1325.080949][ T32] r4:8449bc00 [ 1325.080969][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.081007][ T32] r5:8449bc00 r4:82918884 [ 1325.081054][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.081097][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1325.081163][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.081466][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.081510][ T32] r5:00001000 r4:ed623000 [ 1325.081530][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.081599][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.081717][ T32] r7:dddced80 r6:83018000 r5:8485438c r4:84a50900 ** 7 printk messages dropped ** [ 1325.081961][ T32] Exception stack(0xdfcb5fb0 to 0xdfcb5ff8) ** 4 printk messages dropped ** [ 1325.082174][ T32] r4:84a518c0 ** 3 printk messages dropped ** [ 1325.090614][ T32] Call trace: ** 2 printk messages dropped ** [ 1325.090897][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.091260][ T32] r5:80000113 r4:80239bb0 ** 5 printk messages dropped ** [ 1325.091724][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1325.106016][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1325.106431][ T32] r4:847da040 ** 4 printk messages dropped ** [ 1325.106643][ T32] task:kworker/0:53 state:D stack:0 pid:3245 tgid:3245 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.107098][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.107293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c5940 ** 4 printk messages dropped ** [ 1325.107557][ T32] r5:00001000 r4:edc81000 ** 2 printk messages dropped ** [ 1325.107729][ T32] r5:85b1938c r4:85b19000 ** 6 printk messages dropped ** [ 1325.108051][ T32] r10:00000000 r9:84a50980 r8:8027f5e8 r7:dfca5e60 r6:84729800 r5:84498000 ** 9 printk messages dropped ** [ 1325.109199][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1325.109723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 10 printk messages dropped ** [ 1325.110321][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1325.110708][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1325.111250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1325.111512][ T32] r10:82918888 r9:dfcd5d84 r8:00000002 r7:60000113 r6:dfcd5d8c r5:8449e000 [ 1325.111585][ T32] r4:8449e000 [ 1325.111674][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.111717][ T32] r5:8449e000 r4:82918884 [ 1325.111736][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.111791][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.111837][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd5e08 [ 1325.111859][ T32] r4:00000000 [ 1325.111878][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.111916][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.111953][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.111996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b38d40 [ 1325.112018][ T32] r4:00000000 [ 1325.112036][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.112079][ T32] r9:83018005 r8:8449e000 r7:00000000 r6:83018000 r5:00001000 r4:7f547000 [ 1325.112099][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.112144][ T32] r5:00001000 r4:edb39000 [ 1325.112228][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.124429][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.124521][ T32] r5:85a5438c r4:85a54000 [ 1325.124545][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.124606][ T32] r7:dddced80 r6:83018000 r5:85a5438c r4:84a50a00 [ 1325.124659][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.124710][ T32] r10:61c88647 r9:8449e000 r8:84a50a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.124734][ T32] r4:84a50a00 [ 1325.124753][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.124800][ T32] r10:00000000 r9:84a50a00 r8:8027f5e8 r7:dfca5e60 r6:84729880 r5:8449e000 [ 1325.124822][ T32] r4:00000001 [ 1325.124842][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.124879][ T32] Exception stack(0xdfcd5fb0 to 0xdfcd5ff8) [ 1325.124907][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.124936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.124963][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.124991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.125012][ T32] r4:84a51d00 [ 1325.125736][ T32] INFO: task kworker/0:54:3247 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.125769][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.125885][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.125933][ T32] Call trace: [ 1325.125995][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.126046][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.126080][ T32] r4:00000000 [ 1325.126104][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.126143][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.126199][ T32] 9d20: 821a8000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.126288][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.126320][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.126346][ T32] r5:80000113 r4:80239bb0 [ 1325.126367][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.126416][ T32] r4:82ac11e4 [ 1325.126452][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.126505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.126528][ T32] r4:eae89dc0 [ 1325.126577][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.126626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.126675][ T32] r4:00000000 [ 1325.126724][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.126774][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.126796][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.126895][ T32] r5:00001000 r4:ecf8f000 [ 1325.126945][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.126989][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.127032][ T32] r5:85a3578c r4:85a35400 [ 1325.127064][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.127131][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.127180][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.127257][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.127311][ T32] r4:848b5600 [ 1325.127359][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.127425][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.127453][ T32] r4:00000001 [ 1325.127504][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.127656][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.127686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.127716][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.127743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.127771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.127819][ T32] r4:847da040 [ 1325.127872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.127902][ T32] INFO: task kworker/0:55:3249 blocked for more than 451 seconds. [ 1325.127936][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1325.128147][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.128358][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.128793][ T32] r5:00001000 r4:ed981000 [ 1325.128852][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.129034][ T32] r7:dddced80 r6:83018000 r5:849a078c r4:84a50a80 ** 7 printk messages dropped ** [ 1325.129446][ T32] Exception stack(0xdfce5fb0 to 0xdfce5ff8) ** 6 printk messages dropped ** [ 1325.130174][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.130624][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.130732][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.130940][ T32] r5:80000113 r4:80239bb0 [ 1325.130964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.131042][ T32] r4:82ac11e4 [ 1325.131066][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.131160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.131185][ T32] r4:eae89dc0 [ 1325.131205][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.131262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.131339][ T32] r4:00000000 [ 1325.131361][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.131409][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.131435][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.131494][ T32] r5:00001000 r4:ecf8f000 [ 1325.131518][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.131559][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.131601][ T32] r5:85a3578c r4:85a35400 [ 1325.131620][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.131678][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.131701][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.131778][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.131828][ T32] r4:848b5600 [ 1325.131878][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.131928][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.131951][ T32] r4:00000001 [ 1325.131982][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.132049][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.132106][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.132138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.151406][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.151526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.151554][ T32] r4:847da040 [ 1325.151595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.151633][ T32] INFO: task kworker/0:56:3251 blocked for more than 451 seconds. [ 1325.151668][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.151693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.151715][ T32] task:kworker/0:56 state:D stack:0 pid:3251 tgid:3251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.151772][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.151923][ T32] Call trace: ** 1 printk messages dropped ** [ 1325.152094][ T32] r10:82918888 r9:dfcf5d84 r8:00000002 r7:60000113 r6:dfcf5d8c r5:849c8000 ** 8 printk messages dropped ** [ 1325.152983][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.153226][ T32] r5:00001000 r4:dfd41000 [ 1325.153261][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.153306][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.153423][ T32] r7:dddced80 r6:83018000 r5:8485578c r4:84a50b00 ** 7 printk messages dropped ** [ 1325.153667][ T32] Exception stack(0xdfcf5fb0 to 0xdfcf5ff8) ** 6 printk messages dropped ** [ 1325.154811][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.155474][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1325.155664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1325.156167][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1325.156478][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.156796][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1325.157086][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.157370][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.158029][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.158121][ T32] r5:00001000 r4:edc7b000 ** 1 printk messages dropped ** [ 1325.158186][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.158503][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1325.158632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.159441][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1325.159742][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.159916][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.160268][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1325.160456][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1325.160647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.160977][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.161366][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.161659][ T32] r9:83018005 r8:849ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f53f000 ** 1 printk messages dropped ** [ 1325.161722][ T32] r5:00001000 r4:edc67000 [ 1325.161741][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.161792][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.161839][ T32] r5:8485638c r4:84856000 [ 1325.161860][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.161980][ T32] r7:dddced80 r6:83018000 r5:8485638c r4:84a50c00 [ 1325.162004][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.162051][ T32] r10:61c88647 r9:849ca400 r8:84a50c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.162097][ T32] r4:84a50c00 [ 1325.162121][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.195745][ T32] r10:00000000 r9:84a50c00 r8:8027f5e8 r7:dfce5e60 r6:84729a80 r5:849ca400 [ 1325.195844][ T32] r4:00000001 [ 1325.195871][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.195932][ T32] Exception stack(0xdfd19fb0 to 0xdfd19ff8) [ 1325.195964][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.195992][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.196017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.196107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.196203][ T32] r4:847dbd40 [ 1325.197009][ T32] INFO: task kworker/0:58:3255 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.197049][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.197150][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.197203][ T32] Call trace: [ 1325.197233][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.197282][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.197330][ T32] r4:00000000 [ 1325.197380][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.197472][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.197505][ T32] 9d20: 82b06000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.197536][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.197560][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.197583][ T32] r5:80000113 r4:80239bb0 [ 1325.197620][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.197675][ T32] r4:82ac11e4 [ 1325.197695][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.197814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.197840][ T32] r4:eae89dc0 [ 1325.197860][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.197906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.197930][ T32] r4:00000000 [ 1325.197950][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.197997][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.198019][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.198061][ T32] r5:00001000 r4:ecf8f000 [ 1325.198167][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.198215][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.198258][ T32] r5:85a3578c r4:85a35400 [ 1325.198335][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.198386][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.198408][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.198514][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.198541][ T32] r4:848b5600 [ 1325.198578][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.198625][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.198680][ T32] r4:00000001 [ 1325.198721][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.198762][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.198839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.198872][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.198913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.198946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.199020][ T32] r4:847da040 [ 1325.199045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.199109][ T32] INFO: task kworker/0:59:3258 blocked for more than 451 seconds. [ 1325.199148][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.199174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.199194][ T32] task:kworker/0:59 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.199237][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.199354][ T32] Call trace: [ 1325.199532][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.199586][ T32] r10:82918888 r9:dfd2dd84 r8:00000002 r7:60000013 r6:dfd2dd8c r5:849cb000 [ 1325.199634][ T32] r4:849cb000 [ 1325.199676][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.199718][ T32] r5:849cb000 r4:82918884 [ 1325.199739][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.199829][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.199878][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd2de08 [ 1325.199926][ T32] r4:00000000 [ 1325.200025][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.200066][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.200105][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.200148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b38780 [ 1325.200197][ T32] r4:00000000 [ 1325.200219][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.200265][ T32] r9:83018005 r8:849cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f53d000 [ 1325.200286][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.200402][ T32] r5:00001000 r4:edc03000 [ 1325.200458][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.200529][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.200577][ T32] r5:8485678c r4:84856400 [ 1325.200623][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.200673][ T32] r7:dddced80 r6:83018000 r5:8485678c r4:84a50c80 [ 1325.200695][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.200740][ T32] r10:61c88647 r9:849cb000 r8:84a50cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.200763][ T32] r4:84a50c80 [ 1325.200781][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.200826][ T32] r10:00000000 r9:84a50c80 r8:8027f5e8 r7:dfce5e60 r6:84729b00 r5:849cb000 [ 1325.200850][ T32] r4:00000001 [ 1325.200894][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.200934][ T32] Exception stack(0xdfd2dfb0 to 0xdfd2dff8) [ 1325.200960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.200989][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.201041][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.201074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1325.201484][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.224149][ T32] r5:80000113 r4:80239bb0 ** 5 printk messages dropped ** [ 1325.224565][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.225224][ T32] r5:85a3578c r4:85a35400 ** 6 printk messages dropped ** [ 1325.225777][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 7 printk messages dropped ** [ 1325.226061][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1325.226298][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.227130][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.228090][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.228134][ T32] r5:00001000 r4:ed99d000 ** 2 printk messages dropped ** [ 1325.228235][ T32] r5:8485738c r4:84857000 ** 3 printk messages dropped ** [ 1325.228362][ T32] r10:61c88647 r9:849cbc00 r8:84a50d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.228638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.229758][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 3 printk messages dropped ** [ 1325.229920][ T32] 9d20: 82f06000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.229977][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.230005][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.230029][ T32] r5:80000113 r4:80239bb0 [ 1325.230074][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.230122][ T32] r4:82ac11e4 [ 1325.230142][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.230190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.230212][ T32] r4:eae89dc0 [ 1325.230230][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.230304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.230331][ T32] r4:00000000 [ 1325.230351][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.230424][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.230450][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.230510][ T32] r5:00001000 r4:ecf8f000 [ 1325.230533][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.230591][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.230646][ T32] r5:85a3578c r4:85a35400 [ 1325.230670][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.230745][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.230768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.230815][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.230838][ T32] r4:848b5600 [ 1325.230856][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.230902][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.230924][ T32] r4:00000001 [ 1325.230943][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.230990][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.231050][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.231082][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.231110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.231174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.231200][ T32] r4:847da040 [ 1325.231221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.231244][ T32] INFO: task kworker/0:61:3261 blocked for more than 451 seconds. [ 1325.231296][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.231321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.231342][ T32] task:kworker/0:61 state:D stack:0 pid:3261 tgid:3261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.231383][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.231430][ T32] Call trace: [ 1325.231461][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.231506][ T32] r10:82918888 r9:dfc65d84 r8:00000002 r7:60000013 r6:dfc65d8c r5:849e6c00 [ 1325.231528][ T32] r4:849e6c00 [ 1325.231598][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.231670][ T32] r5:849e6c00 r4:82918884 [ 1325.231693][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.231732][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.231776][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc65e08 [ 1325.231797][ T32] r4:00000000 [ 1325.231821][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.231859][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.231921][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.231969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b383c0 [ 1325.231993][ T32] r4:00000000 [ 1325.232012][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.232055][ T32] r9:83018005 r8:849e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f539000 [ 1325.232089][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.232134][ T32] r5:00001000 r4:ed597000 [ 1325.232153][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.232271][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.246731][ T32] r5:84856f8c r4:84856c00 [ 1325.246772][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.246840][ T32] r7:dddced80 r6:83018000 r5:84856f8c r4:84a50d80 [ 1325.246889][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.246944][ T32] r10:61c88647 r9:849e6c00 r8:84a50dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.246968][ T32] r4:84a50d80 [ 1325.246989][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.247064][ T32] r10:00000000 r9:84a50d80 r8:8027f5e8 r7:dfce5e60 r6:84a50e00 r5:849e6c00 [ 1325.247091][ T32] r4:00000001 [ 1325.247123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.247193][ T32] Exception stack(0xdfc65fb0 to 0xdfc65ff8) [ 1325.247226][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.247255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.247281][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.247310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.247378][ T32] r4:84a5f240 [ 1325.248088][ T32] INFO: task kworker/0:61:3261 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.248149][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.248247][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.248325][ T32] Call trace: [ 1325.248356][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.248405][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.248459][ T32] r4:00000000 [ 1325.248490][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1325.248645][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1325.248989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 10 printk messages dropped ** [ 1325.249524][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1325.249670][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.249697][ T32] r4:00000001 [ 1325.249717][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.249754][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.249780][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.250516][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.250574][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.250609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.250631][ T32] r4:847da040 [ 1325.250681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.250712][ T32] INFO: task kworker/0:62:3263 blocked for more than 451 seconds. [ 1325.250744][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.250780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.250815][ T32] task:kworker/0:62 state:D stack:0 pid:3263 tgid:3263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.250861][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.250902][ T32] Call trace: [ 1325.250931][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.250974][ T32] r10:82918888 r9:dfd3dd84 r8:00000002 r7:60000013 r6:dfd3dd8c r5:849e6000 [ 1325.250996][ T32] r4:849e6000 [ 1325.251015][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.251052][ T32] r5:849e6000 r4:82918884 [ 1325.251071][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.251107][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.251150][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd3de08 [ 1325.251199][ T32] r4:00000000 [ 1325.251222][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.251389][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.251437][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.251483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85368680 [ 1325.251505][ T32] r4:00000000 [ 1325.251523][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1325.251701][ T32] r5:00001000 r4:ed9b1000 [ 1325.251781][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.251824][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.251868][ T32] r5:84856b8c r4:84856800 ** 1 printk messages dropped ** [ 1325.251932][ T32] r7:dddced80 r6:83018000 r5:84856b8c r4:84a50e80 ** 5 printk messages dropped ** [ 1325.269990][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1325.270889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.272091][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.282740][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.282771][ T32] r5:80000113 r4:80239bb0 [ 1325.282794][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.282852][ T32] r4:82ac11e4 [ 1325.282872][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.282926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.282950][ T32] r4:eae89dc0 [ 1325.282971][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.283019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.283041][ T32] r4:00000000 [ 1325.283073][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.283125][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.283148][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.283193][ T32] r5:00001000 r4:ecf8f000 [ 1325.283213][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.283253][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.283298][ T32] r5:85a3578c r4:85a35400 [ 1325.283318][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.283365][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.283387][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.283440][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.283475][ T32] r4:848b5600 [ 1325.283499][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.283547][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.283569][ T32] r4:00000001 [ 1325.283588][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.283623][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.283684][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.283715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.283742][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.283770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.283823][ T32] r4:847da040 [ 1325.283848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.283878][ T32] INFO: task kworker/0:63:3267 blocked for more than 451 seconds. [ 1325.283928][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.283956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.284005][ T32] task:kworker/0:63 state:D stack:0 pid:3267 tgid:3267 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.284408][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.284963][ T32] r5:00001000 r4:ed999000 [ 1325.284987][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.285027][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.285068][ T32] r5:849a038c r4:849a0000 ** 1 printk messages dropped ** [ 1325.285136][ T32] r7:dddced80 r6:83018000 r5:849a038c r4:84a50f80 ** 4 printk messages dropped ** [ 1325.285426][ T32] r10:00000000 r9:84a50f80 r8:8027f5e8 r7:dfce5e60 r6:84729d00 r5:849ce000 ** 10 printk messages dropped ** [ 1325.286598][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.287052][ T32] 9d20: 834ee000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 10 printk messages dropped ** [ 1325.287493][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.287770][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1325.287994][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1325.288225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.288491][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.288917][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.289404][ T32] r5:00001000 r4:ed969000 [ 1325.289429][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.289594][ T32] r7:dddced80 r6:83018000 r5:849a0f8c r4:848a5000 ** 7 printk messages dropped ** [ 1325.289879][ T32] Exception stack(0xdfd69fb0 to 0xdfd69ff8) [ 1325.289904][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.289959][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.290015][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.290098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.290149][ T32] r4:84a5f680 [ 1325.290426][ T32] INFO: task kworker/0:64:3270 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.290457][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.290510][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.290647][ T32] Call trace: [ 1325.290680][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.290726][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.290748][ T32] r4:00000000 [ 1325.290767][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.290830][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.290861][ T32] 9d20: 834ee000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.290891][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.290932][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.290961][ T32] r5:80000113 r4:80239bb0 [ 1325.291819][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.292202][ T32] r4:82ac11e4 [ 1325.314680][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.314783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.314825][ T32] r4:eae89dc0 [ 1325.314849][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.314918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.314944][ T32] r4:00000000 [ 1325.314966][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.315034][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.315080][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.315143][ T32] r5:00001000 r4:ecf8f000 [ 1325.315166][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.315208][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.315250][ T32] r5:85a3578c r4:85a35400 [ 1325.315269][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.315316][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.315346][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.315405][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.315429][ T32] r4:848b5600 [ 1325.315450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.315496][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.315518][ T32] r4:00000001 [ 1325.315536][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.315583][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.315618][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.315656][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.315686][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.315736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.315762][ T32] r4:847da040 [ 1325.315786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.315826][ T32] INFO: task kworker/0:65:3271 blocked for more than 451 seconds. [ 1325.315861][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.315905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1325.316146][ T32] r10:82918888 r9:dfd6dd84 r8:00000002 r7:60000113 r6:dfd6dd8c r5:849cc800 ** 6 printk messages dropped ** [ 1325.316450][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.316730][ T32] r9:83018005 r8:849cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f607000 ** 1 printk messages dropped ** [ 1325.316819][ T32] r5:00001000 r4:ecd87000 [ 1325.316844][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.316885][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.317038][ T32] r7:dddced80 r6:83018000 r5:8485d78c r4:848a5080 ** 8 printk messages dropped ** [ 1325.317386][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.318509][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.318755][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 7 printk messages dropped ** [ 1325.319041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.319065][ T32] r4:eae89dc0 [ 1325.319106][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.319156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.319198][ T32] r4:00000000 [ 1325.319236][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.319308][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.319333][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.319376][ T32] r5:00001000 r4:ecf8f000 [ 1325.319424][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.319477][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.319522][ T32] r5:85a3578c r4:85a35400 [ 1325.319543][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.319594][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.319637][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.319696][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.319721][ T32] r4:848b5600 [ 1325.319740][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.319811][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.319836][ T32] r4:00000001 [ 1325.319856][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.319892][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.319917][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.319944][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.319982][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.320013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.320034][ T32] r4:847da040 [ 1325.320054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.320077][ T32] INFO: task kworker/0:66:3273 blocked for more than 451 seconds. [ 1325.320103][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.320124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.320162][ T32] task:kworker/0:66 state:D stack:0 pid:3273 tgid:3273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.320208][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.320282][ T32] Call trace: [ 1325.320324][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.320396][ T32] r10:82918888 r9:dfd71d84 r8:00000002 r7:60000013 r6:dfd71d8c r5:84499800 [ 1325.320443][ T32] r4:84499800 ** 1 printk messages dropped ** [ 1325.320504][ T32] r5:84499800 r4:82918884 ** 5 printk messages dropped ** [ 1325.320773][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.321030][ T32] r5:00001000 r4:ed93d000 [ 1325.321049][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.321086][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.321212][ T32] r7:dddced80 r6:83018000 r5:849a0b8c r4:848a5100 [ 1325.321246][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.321330][ T32] r10:61c88647 r9:84499800 r8:848a512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.321377][ T32] r4:848a5100 [ 1325.321403][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.321471][ T32] r10:00000000 r9:848a5100 r8:8027f5e8 r7:dfd6de60 r6:84729e80 r5:84499800 [ 1325.321518][ T32] r4:00000001 [ 1325.321540][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.321576][ T32] Exception stack(0xdfd71fb0 to 0xdfd71ff8) [ 1325.321623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.321676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.321706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.321735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.321756][ T32] r4:84a5fbc0 [ 1325.322145][ T32] INFO: task kworker/0:66:3273 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.322182][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.340747][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.340843][ T32] Call trace: [ 1325.340900][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.341020][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.341049][ T32] r4:00000000 [ 1325.341072][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.341120][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.341149][ T32] 9d20: 83b13000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.341198][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.341267][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.341295][ T32] r5:80000113 r4:80239bb0 [ 1325.341322][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.341371][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1325.341489][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1325.342018][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.354708][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.355151][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.355484][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.355855][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.355913][ T32] r5:00001000 r4:ed897000 [ 1325.355936][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.355977][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.356030][ T32] r5:849a178c r4:849a1400 [ 1325.356053][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.356100][ T32] r7:dddced80 r6:83018000 r5:849a178c r4:848a5180 [ 1325.356144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.356251][ T32] r10:61c88647 r9:84280000 r8:848a51ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.356308][ T32] r4:848a5180 [ 1325.356352][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.356405][ T32] r10:00000000 r9:848a5180 r8:8027f5e8 r7:dfd6de60 r6:84729f00 r5:84280000 [ 1325.356429][ T32] r4:00000001 [ 1325.356470][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.356519][ T32] Exception stack(0xdfd75fb0 to 0xdfd75ff8) [ 1325.356547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.356590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.356677][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.356712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.356750][ T32] r4:84a5f980 [ 1325.357458][ T32] INFO: task kworker/0:67:3275 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.357491][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.357570][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.357625][ T32] Call trace: [ 1325.357683][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.357743][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 11 printk messages dropped ** [ 1325.358157][ T32] r4:eae89dc0 ** 5 printk messages dropped ** [ 1325.358379][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.358796][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1325.359154][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1325.359325][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.359543][ T32] r5:84280c00 r4:82918884 ** 5 printk messages dropped ** [ 1325.359740][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.360019][ T32] r5:00001000 r4:ecdab000 [ 1325.360042][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.360094][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.360379][ T32] r10:61c88647 r9:84280c00 r8:848a522c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1325.360806][ T32] r4:84a5fb00 ** 3 printk messages dropped ** [ 1325.361307][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.361556][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 9 printk messages dropped ** [ 1325.361848][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.362099][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1325.382826][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1325.383111][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.383374][ T32] task:kworker/0:69 state:D stack:0 pid:3279 tgid:3279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.383450][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.383522][ T32] Call trace: [ 1325.383579][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.383629][ T32] r10:82918888 r9:dfd7dd84 r8:00000002 r7:60000113 r6:dfd7dd8c r5:84281800 [ 1325.383674][ T32] r4:84281800 [ 1325.383696][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.383747][ T32] r5:84281800 r4:82918884 [ 1325.383771][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.383809][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.383851][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd7de08 [ 1325.383872][ T32] r4:00000000 [ 1325.383890][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.383946][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.383993][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.384061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cd180 [ 1325.384086][ T32] r4:00000000 [ 1325.384115][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.384173][ T32] r9:83018005 r8:84281800 r7:00000000 r6:83018000 r5:00001000 r4:7f5f7000 [ 1325.384197][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.384240][ T32] r5:00001000 r4:ecbd7000 [ 1325.384260][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.384299][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.384340][ T32] r5:8485cf8c r4:8485cc00 [ 1325.384379][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.384441][ T32] r7:dddced80 r6:83018000 r5:8485cf8c r4:848a5280 [ 1325.384464][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.384509][ T32] r10:61c88647 r9:84281800 r8:848a52ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.384530][ T32] r4:848a5280 [ 1325.384549][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.384600][ T32] r10:00000000 r9:848a5280 r8:8027f5e8 r7:dfd6de60 r6:848a6000 r5:84281800 [ 1325.384621][ T32] r4:00000001 [ 1325.384641][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.384678][ T32] Exception stack(0xdfd7dfb0 to 0xdfd7dff8) [ 1325.384704][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.384730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.384756][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.384797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.384827][ T32] r4:84a5fd40 [ 1325.385541][ T32] INFO: task kworker/0:69:3279 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.385575][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.385631][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.385704][ T32] Call trace: [ 1325.385736][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.385793][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.385820][ T32] r4:00000000 [ 1325.385840][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.385878][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.385906][ T32] 9d20: 84670000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.385935][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.385959][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.385982][ T32] r5:80000113 r4:80239bb0 [ 1325.386001][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.386044][ T32] r4:82ac11e4 [ 1325.386073][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.386144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.386193][ T32] r4:eae89dc0 [ 1325.386255][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.386312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.386356][ T32] r4:00000000 [ 1325.386379][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.386434][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 4 printk messages dropped ** [ 1325.386728][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1325.386965][ T32] r4:848b5600 ** 5 printk messages dropped ** [ 1325.387183][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.387487][ T32] task:kworker/0:70 state:D stack:0 pid:3282 tgid:3282 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.387957][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.388244][ T32] r9:83018005 r8:84282400 r7:00000000 r6:83018000 r5:00001000 r4:7f6d1000 ** 1 printk messages dropped ** [ 1325.388321][ T32] r5:00001000 r4:ed583000 ** 2 printk messages dropped ** [ 1325.388429][ T32] r5:849a138c r4:849a1000 ** 3 printk messages dropped ** [ 1325.388575][ T32] r10:61c88647 r9:84282400 r8:848a532c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.388937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.389533][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.389595][ T32] Call trace: [ 1325.389624][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.389670][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.389693][ T32] r4:00000000 [ 1325.389713][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.389750][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.389800][ T32] 9d20: 84670000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.389839][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.389887][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.389914][ T32] r5:80000113 r4:80239bb0 [ 1325.389934][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.389978][ T32] r4:82ac11e4 [ 1325.389997][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.390044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.390089][ T32] r4:eae89dc0 [ 1325.390112][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.390158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.390179][ T32] r4:00000000 [ 1325.390220][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.390271][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.390292][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.390334][ T32] r5:00001000 r4:ecf8f000 [ 1325.390374][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.390422][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.390466][ T32] r5:85a3578c r4:85a35400 [ 1325.390486][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.390577][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.390603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.390650][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.390673][ T32] r4:848b5600 [ 1325.390701][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.390773][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.390798][ T32] r4:00000001 [ 1325.390818][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.390864][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.390912][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.390964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.391014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.391046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.391069][ T32] r4:847da040 [ 1325.391127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.391153][ T32] INFO: task kworker/0:71:3283 blocked for more than 451 seconds. [ 1325.391180][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.391223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.391246][ T32] task:kworker/0:71 state:D stack:0 pid:3283 tgid:3283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.391330][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.391403][ T32] Call trace: [ 1325.391433][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.391507][ T32] r10:82918888 r9:dfd85d84 r8:00000002 r7:60000113 r6:dfd85d8c r5:84283000 [ 1325.391544][ T32] r4:84283000 [ 1325.391586][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.391627][ T32] r5:84283000 r4:82918884 [ 1325.391647][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.391704][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.391774][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd85e08 [ 1325.391799][ T32] r4:00000000 [ 1325.391818][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.391853][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.391890][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1325.392076][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.392137][ T32] r5:00001000 r4:ed3df000 [ 1325.392198][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.414568][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.414700][ T32] r5:849a1b8c r4:849a1800 ** 2 printk messages dropped ** [ 1325.414814][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1325.415171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1325.416304][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1325.416643][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1325.416817][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.417248][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1325.417409][ T32] r4:848b5600 ** 2 printk messages dropped ** [ 1325.417524][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.417829][ T32] r4:847da040 ** 3 printk messages dropped ** [ 1325.417968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1325.418415][ T32] r5:84283c00 r4:82918884 ** 5 printk messages dropped ** [ 1325.418710][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.419001][ T32] r5:00001000 r4:eccf7000 [ 1325.419041][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1325.419256][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1325.419522][ T32] Exception stack(0xdfd89fb0 to 0xdfd89ff8) [ 1325.419563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.419595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.419622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.419654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.419676][ T32] r4:848a2200 [ 1325.420042][ T32] INFO: task kworker/0:72:3286 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.420094][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.420197][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.420252][ T32] Call trace: [ 1325.420314][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.420406][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.420435][ T32] r4:00000000 [ 1325.420455][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.420494][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.420543][ T32] 9d20: 84b9e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.420575][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.420601][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.420645][ T32] r5:80000113 r4:80239bb0 [ 1325.420669][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.420712][ T32] r4:82ac11e4 [ 1325.420731][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.420789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.420814][ T32] r4:eae89dc0 [ 1325.420833][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.420879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.420902][ T32] r4:00000000 [ 1325.420920][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.420997][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.421042][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.421096][ T32] r5:00001000 r4:ecf8f000 [ 1325.421118][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.421159][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.421231][ T32] r5:85a3578c r4:85a35400 [ 1325.421255][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.421312][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.421356][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.421411][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.421434][ T32] r4:848b5600 [ 1325.421473][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.421523][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.421565][ T32] r4:00000001 [ 1325.421588][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.421634][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.421663][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.421690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.421716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.421764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.421810][ T32] r4:847da040 [ 1325.421833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.421857][ T32] INFO: task kworker/0:73:3287 blocked for more than 451 seconds. [ 1325.421884][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.421927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.421964][ T32] task:kworker/0:73 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.422045][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.422102][ T32] Call trace: [ 1325.422164][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.442503][ T32] r10:82918888 r9:dfd8dd84 r8:00000002 r7:60000113 r6:dfd8dd8c r5:84284800 [ 1325.442632][ T32] r4:84284800 [ 1325.442676][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.442762][ T32] r5:84284800 r4:82918884 [ 1325.442787][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.442838][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.442896][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd8de08 [ 1325.442921][ T32] r4:00000000 [ 1325.442940][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.442998][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.443068][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.443115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bc8a40 [ 1325.443158][ T32] r4:00000000 [ 1325.443181][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.443249][ T32] r9:83018005 r8:84284800 r7:00000000 r6:83018000 r5:00001000 r4:7f607000 [ 1325.443275][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.443321][ T32] r5:00001000 r4:ecc2d000 [ 1325.443341][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.443394][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.443442][ T32] r5:8485df8c r4:8485dc00 [ 1325.443462][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.443509][ T32] r7:dddced80 r6:83018000 r5:8485df8c r4:848a5480 [ 1325.443550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.443599][ T32] r10:61c88647 r9:84284800 r8:848a54ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.443621][ T32] r4:848a5480 [ 1325.443640][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.443706][ T32] r10:00000000 r9:848a5480 r8:8027f5e8 r7:dfd89e60 r6:848a6200 r5:84284800 [ 1325.443753][ T32] r4:00000001 [ 1325.443797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.443838][ T32] Exception stack(0xdfd8dfb0 to 0xdfd8dff8) [ 1325.443867][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.443896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.443922][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.443950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.444001][ T32] r4:848a22c0 [ 1325.444712][ T32] INFO: task kworker/0:73:3287 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.444745][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.444811][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.444858][ T32] Call trace: ** 1 printk messages dropped ** [ 1325.444933][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.444996][ T32] r4:00000000 [ 1325.445019][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.445058][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.445086][ T32] 9d20: 84e39000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.445137][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.445166][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.445189][ T32] r5:80000113 r4:80239bb0 [ 1325.445209][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.445253][ T32] r4:82ac11e4 [ 1325.445273][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.445342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.445403][ T32] r4:eae89dc0 [ 1325.445459][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.445519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.445595][ T32] r4:00000000 [ 1325.445616][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.445679][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.445703][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.445746][ T32] r5:00001000 r4:ecf8f000 [ 1325.445797][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.445865][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.445944][ T32] r5:85a3578c r4:85a35400 [ 1325.445967][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.446015][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.446035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.446104][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.446128][ T32] r4:848b5600 [ 1325.446154][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.446257][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.446302][ T32] r4:00000001 [ 1325.446349][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.446403][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.446444][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.446494][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.446565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1325.446709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.446770][ T32] INFO: task kworker/0:74:3289 blocked for more than 451 seconds. [ 1325.446830][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.446858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.446880][ T32] task:kworker/0:74 state:D stack:0 pid:3289 tgid:3289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.446953][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.446999][ T32] Call trace: [ 1325.447062][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.447117][ T32] r10:82918888 r9:dfd91d84 r8:00000002 r7:60000113 r6:dfd91d8c r5:84285400 [ 1325.447140][ T32] r4:84285400 [ 1325.447159][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.447209][ T32] r5:84285400 r4:82918884 [ 1325.447231][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.447269][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.447314][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd91e08 ** 5 printk messages dropped ** [ 1325.447569][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.447740][ T32] r5:00001000 r4:ed33b000 [ 1325.447763][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.447804][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.447876][ T32] r5:849a1f8c r4:849a1c00 [ 1325.447920][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.448168][ T32] r10:00000000 r9:848a5500 r8:8027f5e8 r7:dfd89e60 r6:848a6280 r5:84285400 ** 10 printk messages dropped ** [ 1325.449054][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.449375][ T32] 9d20: 84e39000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1325.449700][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1325.449992][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1325.450340][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.450675][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.451016][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.451464][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd9de08 ** 8 printk messages dropped ** [ 1325.451810][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.451876][ T32] r5:00001000 r4:ed247000 ** 2 printk messages dropped ** [ 1325.452031][ T32] r5:8485c38c r4:8485c000 ** 2 printk messages dropped ** [ 1325.452113][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.474157][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.475097][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.475377][ T32] 9d20: 8531e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.475423][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.475452][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.475476][ T32] r5:80000113 r4:80239bb0 [ 1325.475496][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.475563][ T32] r4:82ac11e4 [ 1325.475587][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.475638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.475663][ T32] r4:eae89dc0 [ 1325.475699][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.475748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.475770][ T32] r4:00000000 [ 1325.475789][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.475836][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.475877][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.475923][ T32] r5:00001000 r4:ecf8f000 [ 1325.475963][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.476007][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.476060][ T32] r5:85a3578c r4:85a35400 [ 1325.476083][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.476135][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.476202][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.476270][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.476316][ T32] r4:848b5600 [ 1325.476359][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.476422][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.476453][ T32] r4:00000001 [ 1325.476473][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.476509][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.476537][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.476600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.476652][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.476708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.476734][ T32] r4:847da040 [ 1325.476776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.476806][ T32] INFO: task kworker/0:76:3294 blocked for more than 451 seconds. [ 1325.476839][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.476862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.476904][ T32] task:kworker/0:76 state:D stack:0 pid:3294 tgid:3294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.476952][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.477014][ T32] Call trace: [ 1325.477047][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.477091][ T32] r10:82918888 r9:dfda5d84 r8:00000002 r7:60000013 r6:dfda5d8c r5:849b1800 [ 1325.477114][ T32] r4:849b1800 [ 1325.477154][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.477206][ T32] r5:849b1800 r4:82918884 [ 1325.477228][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.477267][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.477311][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfda5e08 [ 1325.477332][ T32] r4:00000000 [ 1325.477350][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.477386][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.477432][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.477477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848a2e00 [ 1325.477518][ T32] r4:00000000 [ 1325.477564][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.477624][ T32] r9:83018005 r8:849b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f6b5000 [ 1325.477675][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.477721][ T32] r5:00001000 r4:dfb43000 [ 1325.477772][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.477837][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.477882][ T32] r5:8485fb8c r4:8485f800 [ 1325.477902][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.477946][ T32] r7:dddced80 r6:83018000 r5:8485fb8c r4:848a5600 [ 1325.477966][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.478011][ T32] r10:61c88647 r9:849b1800 r8:848a562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.478060][ T32] r4:848a5600 [ 1325.478084][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.478129][ T32] r10:00000000 r9:848a5600 r8:8027f5e8 r7:dfd89e60 r6:848a6380 r5:849b1800 [ 1325.478151][ T32] r4:00000001 [ 1325.478170][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.478205][ T32] Exception stack(0xdfda5fb0 to 0xdfda5ff8) [ 1325.478231][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.478260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.478286][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1325.478335][ T32] r4:848a2780 ** 4 printk messages dropped ** [ 1325.478962][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1325.479323][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.479554][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.479853][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1325.480090][ T32] r4:848b5600 ** 5 printk messages dropped ** [ 1325.480450][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.480728][ T32] task:kworker/0:77 state:D stack:0 pid:3295 tgid:3295 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1325.481230][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1325.481615][ T32] r5:00001000 r4:ed157000 [ 1325.481664][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1325.481822][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.481891][ T32] r7:dddced80 r6:83018000 r5:8485cb8c r4:848a5680 [ 1325.481914][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.481961][ T32] r10:61c88647 r9:849b2400 r8:848a56ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.481982][ T32] r4:848a5680 [ 1325.482001][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.482066][ T32] r10:00000000 r9:848a5680 r8:8027f5e8 r7:dfd89e60 r6:848a6400 r5:849b2400 [ 1325.482112][ T32] r4:00000001 [ 1325.482133][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.482169][ T32] Exception stack(0xdfda9fb0 to 0xdfda9ff8) [ 1325.498382][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.498468][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.498499][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.498532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.498594][ T32] r4:848a2680 [ 1325.499299][ T32] INFO: task kworker/0:77:3295 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.499332][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.499415][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.499490][ T32] Call trace: [ 1325.499522][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.499599][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.499627][ T32] r4:00000000 [ 1325.499647][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.499687][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.499736][ T32] 9d20: 85769000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.499768][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.499802][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.499828][ T32] r5:80000113 r4:80239bb0 [ 1325.499848][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.499895][ T32] r4:82ac11e4 [ 1325.499937][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.499990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.500013][ T32] r4:eae89dc0 [ 1325.500042][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.500090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.500113][ T32] r4:00000000 [ 1325.500155][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.500206][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.500229][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.500292][ T32] r5:00001000 r4:ecf8f000 [ 1325.500316][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.500379][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.500427][ T32] r5:85a3578c r4:85a35400 [ 1325.500449][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.500495][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.500515][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.500561][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.500594][ T32] r4:848b5600 [ 1325.500639][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.500689][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.500735][ T32] r4:00000001 [ 1325.500757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.500794][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.500844][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.500895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.500924][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.500953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.500974][ T32] r4:847da040 [ 1325.500997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.501079][ T32] INFO: task kworker/0:78:3297 blocked for more than 452 seconds. [ 1325.501124][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.501219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.501247][ T32] task:kworker/0:78 state:D stack:0 pid:3297 tgid:3297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.501292][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.501348][ T32] Call trace: [ 1325.501396][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1325.501519][ T32] r5:849b0c00 r4:82918884 ** 4 printk messages dropped ** [ 1325.501723][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1325.501995][ T32] r5:00001000 r4:ed097000 [ 1325.502015][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.502075][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.502121][ T32] r5:8485d38c r4:8485d000 ** 1 printk messages dropped ** [ 1325.516396][ T32] r7:dddced80 r6:83018000 r5:8485d38c r4:848a5700 ** 8 printk messages dropped ** [ 1325.516915][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.517900][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.518260][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 9 printk messages dropped ** [ 1325.518707][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.518926][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.519238][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.519445][ T32] r4:847da040 ** 4 printk messages dropped ** [ 1325.519590][ T32] task:kworker/0:79 state:D stack:0 pid:3299 tgid:3299 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.520006][ T32] r4:00000000 [ 1325.520024][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.520058][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.520095][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.520139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b4600 [ 1325.520205][ T32] r4:00000000 [ 1325.520228][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.520300][ T32] r9:83018005 r8:849b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f6c5000 [ 1325.520370][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.520454][ T32] r5:00001000 r4:ecffb000 [ 1325.520477][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.520518][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.520559][ T32] r5:8485db8c r4:8485d800 [ 1325.520609][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.520689][ T32] r7:dddced80 r6:83018000 r5:8485db8c r4:848a5780 [ 1325.520712][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.520791][ T32] r10:61c88647 r9:849b4800 r8:848a57ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.520815][ T32] r4:848a5780 [ 1325.520863][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.520910][ T32] r10:00000000 r9:848a5780 r8:8027f5e8 r7:dfd89e60 r6:848a6500 r5:849b4800 [ 1325.520932][ T32] r4:00000001 [ 1325.520950][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.521083][ T32] Exception stack(0xdfdb9fb0 to 0xdfdb9ff8) [ 1325.521112][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.521141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.521167][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.521195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.521247][ T32] r4:848a2700 [ 1325.521640][ T32] INFO: task kworker/0:79:3299 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.521673][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.521782][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.521826][ T32] Call trace: [ 1325.521853][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.521898][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.521921][ T32] r4:00000000 [ 1325.521941][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.522032][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.522094][ T32] 9d20: 85abb000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.522153][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.538125][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.538170][ T32] r5:80000113 r4:80239bb0 [ 1325.538215][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.538311][ T32] r4:82ac11e4 [ 1325.538345][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.538404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.538428][ T32] r4:eae89dc0 [ 1325.538448][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.538515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.538597][ T32] r4:00000000 [ 1325.538675][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.538735][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.538759][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.538805][ T32] r5:00001000 r4:ecf8f000 ** 2 printk messages dropped ** [ 1325.538959][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1325.539091][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1325.539634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1325.539959][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.540227][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.540642][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.540683][ T32] r5:00001000 r4:ecf1b000 ** 2 printk messages dropped ** [ 1325.540822][ T32] r5:8485e78c r4:8485e400 ** 3 printk messages dropped ** [ 1325.541025][ T32] r10:61c88647 r9:849b3c00 r8:848a582c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1325.541462][ T32] r4:848a2b00 ** 2 printk messages dropped ** [ 1325.552760][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.553122][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 9 printk messages dropped ** [ 1325.553551][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.553734][ T32] r5:00001000 r4:ecf8f000 [ 1325.553778][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.553821][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.553864][ T32] r5:85a3578c r4:85a35400 [ 1325.553884][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.553930][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.553972][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.554023][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.554066][ T32] r4:848b5600 [ 1325.554089][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.554136][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.554158][ T32] r4:00000001 [ 1325.554178][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.554214][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.554259][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.554290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.554317][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.554345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.554369][ T32] r4:847da040 [ 1325.554410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.554481][ T32] INFO: task kworker/0:81:3303 blocked for more than 452 seconds. [ 1325.554516][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.554549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.554591][ T32] task:kworker/0:81 state:D stack:0 pid:3303 tgid:3303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.554637][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.554714][ T32] Call trace: [ 1325.554767][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.554815][ T32] r10:82918888 r9:dfdc9d84 r8:00000002 r7:60000113 r6:dfdc9d8c r5:849b6000 [ 1325.554847][ T32] r4:849b6000 [ 1325.554871][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.554910][ T32] r5:849b6000 r4:82918884 [ 1325.554961][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.555003][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.555047][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdc9e08 ** 1 printk messages dropped ** [ 1325.555088][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1325.555443][ T32] r5:00001000 r4:eceaf000 [ 1325.555464][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.555524][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1325.555613][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1325.555968][ T32] Exception stack(0xdfdc9fb0 to 0xdfdc9ff8) ** 1 printk messages dropped ** [ 1325.556021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.556047][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.556090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.556137][ T32] r4:848a2c40 [ 1325.556878][ T32] INFO: task kworker/0:81:3303 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.556917][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.557019][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.557068][ T32] Call trace: [ 1325.557121][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.557178][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.557205][ T32] r4:00000000 [ 1325.557251][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.557293][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.557322][ T32] 9d20: 86037000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.557350][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.557398][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.557427][ T32] r5:80000113 r4:80239bb0 [ 1325.557449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.557494][ T32] r4:82ac11e4 [ 1325.557514][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.557562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.557584][ T32] r4:eae89dc0 [ 1325.557603][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.557647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.557669][ T32] r4:00000000 [ 1325.557710][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.557761][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.557783][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.557843][ T32] r5:00001000 r4:ecf8f000 [ 1325.557884][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.557946][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.558006][ T32] r5:85a3578c r4:85a35400 [ 1325.558029][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.558075][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.558117][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.558167][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.558211][ T32] r4:848b5600 [ 1325.558233][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.558299][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.558345][ T32] r4:00000001 [ 1325.558377][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.558435][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.558462][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.558490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.558530][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1325.558625][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1325.558882][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.559112][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1325.559627][ T32] r5:00001000 r4:ece1b000 [ 1325.559646][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.559684][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.559746][ T32] r5:8485eb8c r4:8485e800 ** 2 printk messages dropped ** [ 1325.559837][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1325.560190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1325.560857][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.560904][ T32] r4:00000000 [ 1325.560930][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.560975][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.561013][ T32] 9d20: 86037000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.561043][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.561069][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.561093][ T32] r5:80000113 r4:80239bb0 [ 1325.561114][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.561158][ T32] r4:82ac11e4 [ 1325.561193][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.561246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.561269][ T32] r4:eae89dc0 [ 1325.561289][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.561334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.561374][ T32] r4:00000000 [ 1325.561404][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.561471][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.561496][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.561539][ T32] r5:00001000 r4:ecf8f000 [ 1325.561582][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.561626][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.561688][ T32] r5:85a3578c r4:85a35400 [ 1325.561712][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.561759][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.561780][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.561826][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.561849][ T32] r4:848b5600 [ 1325.561868][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.561930][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.561955][ T32] r4:00000001 [ 1325.561976][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.562034][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.562070][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.562099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.562125][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.562194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1325.592802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1325.593251][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdd5e08 ** 9 printk messages dropped ** [ 1325.593714][ T32] r5:00001000 r4:ecdeb000 [ 1325.593735][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.593774][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.593815][ T32] r5:8485c78c r4:8485c400 [ 1325.593857][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.594083][ T32] r10:00000000 r9:848a5980 r8:8027f5e8 r7:dfd89e60 r6:848a6700 r5:849b6c00 ** 7 printk messages dropped ** [ 1325.594320][ T32] r4:848a2e80 ** 6 printk messages dropped ** [ 1325.595322][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.595463][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 11 printk messages dropped ** [ 1325.595943][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1325.596377][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.596712][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.597026][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.597300][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.597699][ T32] r9:83018005 r8:84286c00 r7:00000000 r6:83018000 r5:00001000 r4:7f6bb000 ** 1 printk messages dropped ** [ 1325.597808][ T32] r5:00001000 r4:ecdd3000 [ 1325.597838][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.597879][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.597921][ T32] r5:8485f78c r4:8485f400 [ 1325.597941][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.597986][ T32] r7:dddced80 r6:83018000 r5:8485f78c r4:848a5a00 [ 1325.598007][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.598065][ T32] r10:61c88647 r9:84286c00 r8:848a5a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.598090][ T32] r4:848a5a00 [ 1325.598129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.598178][ T32] r10:00000000 r9:848a5a00 r8:8027f5e8 r7:dfd89e60 r6:848a6780 r5:84286c00 [ 1325.598201][ T32] r4:00000001 [ 1325.598220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.598255][ T32] Exception stack(0xdfdddfb0 to 0xdfdddff8) [ 1325.598281][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.598308][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.598334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.598383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.598433][ T32] r4:848b4280 [ 1325.598824][ T32] INFO: task kworker/0:84:3309 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.598857][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.598946][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.599004][ T32] Call trace: [ 1325.599070][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.599137][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.599184][ T32] r4:00000000 [ 1325.599207][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.599247][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.599275][ T32] 9d20: 86b71000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.599303][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.599350][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.599378][ T32] r5:80000113 r4:80239bb0 [ 1325.599404][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.599448][ T32] r4:82ac11e4 [ 1325.599469][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.599517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.599539][ T32] r4:eae89dc0 [ 1325.599562][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.599607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.599629][ T32] r4:00000000 [ 1325.599649][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.599695][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.599749][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.599796][ T32] r5:00001000 r4:ecf8f000 [ 1325.599817][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.599858][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.599900][ T32] r5:85a3578c r4:85a35400 [ 1325.599920][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.599982][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.600006][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.600053][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.600075][ T32] r4:848b5600 [ 1325.600113][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.600186][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.600212][ T32] r4:00000001 [ 1325.600242][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.600304][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 2 printk messages dropped ** [ 1325.600436][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.600758][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.600910][ T32] r5:849f0000 r4:82918884 ** 4 printk messages dropped ** [ 1325.601075][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1325.601373][ T32] r5:00001000 r4:ecd8b000 [ 1325.601400][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.601440][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1325.601503][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.601548][ T32] r7:dddced80 r6:83018000 r5:8485f38c r4:848a5a80 [ 1325.601569][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.601625][ T32] r10:61c88647 r9:849f0000 r8:848a5aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.601650][ T32] r4:848a5a80 [ 1325.601670][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.601715][ T32] r10:00000000 r9:848a5a80 r8:8027f5e8 r7:dfd89e60 r6:848a6800 r5:849f0000 [ 1325.601763][ T32] r4:00000001 [ 1325.601785][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.601843][ T32] Exception stack(0xdfde5fb0 to 0xdfde5ff8) [ 1325.601872][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.601902][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.601928][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.601975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.602000][ T32] r4:848b4280 [ 1325.624763][ T32] INFO: task kworker/0:85:3311 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.624857][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.624955][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.625045][ T32] Call trace: [ 1325.625106][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.625186][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.625222][ T32] r4:00000000 [ 1325.625247][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.625288][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.625318][ T32] 9d20: 86fe1000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.625347][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.625373][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.625414][ T32] r5:80000113 r4:80239bb0 [ 1325.625463][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.625516][ T32] r4:82ac11e4 [ 1325.625559][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.625614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.625663][ T32] r4:eae89dc0 [ 1325.625708][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.625778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.625810][ T32] r4:00000000 [ 1325.625831][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1325.625989][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1325.626330][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1325.626733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1325.626833][ T32] INFO: task kworker/0:86:3313 blocked for more than 452 seconds. [ 1325.626865][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.626890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.626910][ T32] task:kworker/0:86 state:D stack:0 pid:3313 tgid:3313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.626954][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.627016][ T32] Call trace: [ 1325.627051][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.627097][ T32] r10:82918888 r9:dfdedd84 r8:00000002 r7:60000113 r6:dfdedd8c r5:849f1800 [ 1325.627121][ T32] r4:849f1800 [ 1325.627141][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.627190][ T32] r5:849f1800 r4:82918884 [ 1325.627214][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.627254][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.627298][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdede08 [ 1325.627321][ T32] r4:00000000 [ 1325.627349][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.627409][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.627462][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.627510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848a2b80 [ 1325.627555][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.627753][ T32] r5:00001000 r4:dfac3000 [ 1325.627775][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.627816][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.627857][ T32] r5:8485ef8c r4:8485ec00 ** 1 printk messages dropped ** [ 1325.627923][ T32] r7:dddced80 r6:83018000 r5:8485ef8c r4:848a5b80 ** 5 printk messages dropped ** [ 1325.628147][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.628349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1325.629083][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 5 printk messages dropped ** [ 1325.629310][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1325.629616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1325.629974][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1325.630175][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.630379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1325.630672][ T32] Call trace: ** 1 printk messages dropped ** [ 1325.630772][ T32] r10:82918888 r9:dfdf5d84 r8:00000002 r7:60000113 r6:dfdf5d8c r5:849f0c00 [ 1325.630795][ T32] r4:849f0c00 [ 1325.630814][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.630871][ T32] r5:849f0c00 r4:82918884 [ 1325.630894][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.630952][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.631000][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdf5e08 [ 1325.631023][ T32] r4:00000000 [ 1325.631054][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.631094][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.631152][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.631210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5f700 [ 1325.631235][ T32] r4:00000000 [ 1325.631255][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.631322][ T32] r9:83018005 r8:849f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f789000 [ 1325.631347][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.631395][ T32] r5:00001000 r4:edb7b000 [ 1325.631416][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.631475][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.631541][ T32] r5:85a7238c r4:85a72000 [ 1325.631564][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.631611][ T32] r7:dddced80 r6:83018000 r5:85a7238c r4:848a5b00 [ 1325.631652][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.631702][ T32] r10:61c88647 r9:849f0c00 r8:848a5b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.631745][ T32] r4:848a5b00 [ 1325.631776][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.631823][ T32] r10:00000000 r9:848a5b00 r8:8027f5e8 r7:dfdede60 r6:848a6900 r5:849f0c00 [ 1325.631867][ T32] r4:00000001 [ 1325.631890][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.631926][ T32] Exception stack(0xdfdf5fb0 to 0xdfdf5ff8) [ 1325.631952][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.631980][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.632007][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.632036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.632058][ T32] r4:848b4500 [ 1325.653067][ T32] INFO: task kworker/0:87:3315 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.653157][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.653249][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.653323][ T32] Call trace: [ 1325.653378][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.653448][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.653493][ T32] r4:00000000 [ 1325.653518][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.653559][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.653589][ T32] 9d20: 875f3000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.653619][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.653644][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.653668][ T32] r5:80000113 r4:80239bb0 [ 1325.653708][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.653759][ T32] r4:82ac11e4 [ 1325.653781][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.653830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.653854][ T32] r4:eae89dc0 [ 1325.653875][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.653922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.653944][ T32] r4:00000000 [ 1325.653964][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.654021][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.654047][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.654092][ T32] r5:00001000 r4:ecf8f000 [ 1325.654112][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.654152][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.654195][ T32] r5:85a3578c r4:85a35400 [ 1325.654216][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.654284][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 1 printk messages dropped ** [ 1325.654399][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1325.654735][ T32] r4:847da040 ** 3 printk messages dropped ** [ 1325.654857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1325.655303][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.655774][ T32] r5:00001000 r4:ed4d5000 [ 1325.655799][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1325.655934][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1325.656294][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.657151][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1325.657487][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1325.657687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 4 printk messages dropped ** [ 1325.657859][ T32] r5:00001000 r4:ecf8f000 ** 2 printk messages dropped ** [ 1325.657991][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1325.658125][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.658147][ T32] r4:848b5600 [ 1325.658166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.658214][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.658237][ T32] r4:00000001 [ 1325.658258][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.658379][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.658414][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.658443][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.658472][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.658521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.658547][ T32] r4:847da040 [ 1325.658591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.658627][ T32] INFO: task kworker/1:21:3320 blocked for more than 452 seconds. [ 1325.658657][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.658681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.658701][ T32] task:kworker/1:21 state:D stack:0 pid:3320 tgid:3320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.658770][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.658811][ T32] Call trace: [ 1325.658840][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.658899][ T32] r10:82918888 r9:dfdf9d84 r8:00000002 r7:60000013 r6:dfdf9d8c r5:849f3000 [ 1325.658925][ T32] r4:849f3000 [ 1325.658945][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.658994][ T32] r5:849f3000 r4:82918884 [ 1325.659016][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.659054][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.659119][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdf9e08 [ 1325.659170][ T32] r4:00000000 [ 1325.659192][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.659299][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.659342][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.659387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85872bc0 [ 1325.659417][ T32] r4:00000000 [ 1325.659447][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.659511][ T32] r9:83018205 r8:849f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1325.659534][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.659581][ T32] r5:00001000 r4:ebf09000 [ 1325.659622][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.659665][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.659749][ T32] r5:8580ab8c r4:8580a800 [ 1325.659773][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.659818][ T32] r7:ddde2d80 r6:83018200 r5:8580ab8c r4:848a6980 [ 1325.659840][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.659886][ T32] r10:61c88647 r9:849f3000 r8:848a69ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.659930][ T32] r4:848a6980 [ 1325.659953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.659998][ T32] r10:00000000 r9:848a6980 r8:8027f5e8 r7:dfd49e60 r6:848a6a00 r5:849f3000 [ 1325.660020][ T32] r4:00000001 [ 1325.660040][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.660095][ T32] Exception stack(0xdfdf9fb0 to 0xdfdf9ff8) [ 1325.660124][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.660197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.660227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.660256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.660278][ T32] r4:848ba600 [ 1325.660664][ T32] INFO: task kworker/1:21:3320 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.660719][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.660801][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.660865][ T32] Call trace: [ 1325.660898][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.660944][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.660987][ T32] r4:00000000 [ 1325.661031][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.661073][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.661122][ T32] 9d20: 875f3000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.661155][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.661181][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.661239][ T32] r5:80000113 r4:80239bb0 [ 1325.661283][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.661332][ T32] r4:82ac11e4 [ 1325.661352][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.661426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.661454][ T32] r4:eae89dc0 [ 1325.661474][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.661541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.661566][ T32] r4:00000000 [ 1325.661586][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.661632][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.661653][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.661729][ T32] r5:00001000 r4:ecf8f000 [ 1325.661753][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.661815][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.661882][ T32] r5:85a3578c r4:85a35400 [ 1325.661905][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.661952][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.661972][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.662027][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.662074][ T32] r4:848b5600 [ 1325.662097][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.662143][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.662165][ T32] r4:00000001 [ 1325.662185][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.692555][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.692615][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.692647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.692674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.692706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.692729][ T32] r4:847da040 [ 1325.692754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.692795][ T32] INFO: task kworker/0:89:3323 blocked for more than 452 seconds. [ 1325.692831][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.692855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.692877][ T32] task:kworker/0:89 state:D stack:0 pid:3323 tgid:3323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.692959][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.693025][ T32] Call trace: [ 1325.693057][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.693108][ T32] r10:82918888 r9:dfe1dd84 r8:00000002 r7:60000113 r6:dfe1dd8c r5:849f5400 [ 1325.693131][ T32] r4:849f5400 [ 1325.693151][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.693190][ T32] r5:849f5400 r4:82918884 [ 1325.693210][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.693248][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.693292][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe1de08 [ 1325.693326][ T32] r4:00000000 [ 1325.693350][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.693394][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.693441][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.693486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856adf80 [ 1325.693509][ T32] r4:00000000 [ 1325.693529][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.693574][ T32] r9:83018005 r8:849f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f787000 [ 1325.693595][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.693637][ T32] r5:00001000 r4:edb17000 [ 1325.693719][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.693773][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.693820][ T32] r5:85a72b8c r4:85a72800 [ 1325.693842][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.693911][ T32] r7:dddced80 r6:83018000 r5:85a72b8c r4:848a5d00 [ 1325.693936][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.693983][ T32] r10:61c88647 r9:849f5400 r8:848a5d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.694019][ T32] r4:848a5d00 [ 1325.694048][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.694105][ T32] r10:00000000 r9:848a5d00 r8:8027f5e8 r7:dfdcde60 r6:848a6a80 r5:849f5400 [ 1325.694131][ T32] r4:00000001 [ 1325.694151][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.694188][ T32] Exception stack(0xdfe1dfb0 to 0xdfe1dff8) [ 1325.694214][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.694243][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.694269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.694297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.694318][ T32] r4:848b4d40 [ 1325.695069][ T32] INFO: task kworker/0:89:3323 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.695106][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.695165][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.695210][ T32] Call trace: [ 1325.695254][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.695324][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.695352][ T32] r4:00000000 [ 1325.695374][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.695422][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.695451][ T32] 9d20: 87be5000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.695481][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.695507][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.695545][ T32] r5:80000113 r4:80239bb0 [ 1325.695568][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.695614][ T32] r4:82ac11e4 [ 1325.695653][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.695705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.695728][ T32] r4:eae89dc0 [ 1325.695748][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.695794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.695835][ T32] r4:00000000 [ 1325.695857][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.695905][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.695927][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.695968][ T32] r5:00001000 r4:ecf8f000 [ 1325.695988][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.696027][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.696068][ T32] r5:85a3578c r4:85a35400 [ 1325.696088][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.696132][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.696156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.696249][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.696291][ T32] r4:848b5600 [ 1325.696335][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.696386][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.696430][ T32] r4:00000001 [ 1325.696454][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.696492][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.696517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.696545][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.696571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.696600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.696621][ T32] r4:847da040 [ 1325.696641][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.696675][ T32] INFO: task kworker/0:90:3325 blocked for more than 452 seconds. [ 1325.696706][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.696730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.696750][ T32] task:kworker/0:90 state:D stack:0 pid:3325 tgid:3325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.696834][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.696911][ T32] Call trace: [ 1325.696942][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.696987][ T32] r10:82918888 r9:dfe25d84 r8:00000002 r7:60000113 r6:dfe25d8c r5:849f4800 [ 1325.697021][ T32] r4:849f4800 [ 1325.697049][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.697090][ T32] r5:849f4800 r4:82918884 [ 1325.697109][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.697158][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.697214][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe25e08 [ 1325.697239][ T32] r4:00000000 [ 1325.697258][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.697295][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.697333][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.697376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b4d40 [ 1325.697408][ T32] r4:00000000 [ 1325.697437][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.697485][ T32] r9:83018005 r8:849f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f773000 [ 1325.697508][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.697549][ T32] r5:00001000 r4:ed433000 [ 1325.697569][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.697608][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.697659][ T32] r5:85a72f8c r4:85a72c00 [ 1325.697682][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.697727][ T32] r7:dddced80 r6:83018000 r5:85a72f8c r4:848a5d80 [ 1325.697748][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.697792][ T32] r10:61c88647 r9:849f4800 r8:848a5dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.697815][ T32] r4:848a5d80 [ 1325.697843][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.697890][ T32] r10:00000000 r9:848a5d80 r8:8027f5e8 r7:dfdcde60 r6:848a6b00 r5:849f4800 [ 1325.697914][ T32] r4:00000001 [ 1325.697933][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.697968][ T32] Exception stack(0xdfe25fb0 to 0xdfe25ff8) [ 1325.697993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.698021][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.698048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.698076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.698117][ T32] r4:848b4b40 [ 1325.698495][ T32] INFO: task kworker/0:90:3325 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.698572][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.698637][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.698683][ T32] Call trace: [ 1325.698746][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.698796][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.698829][ T32] r4:00000000 [ 1325.698875][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.698917][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.698946][ T32] 9d20: 87be5000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.698974][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 1 printk messages dropped ** [ 1325.699023][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1325.699257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1325.699763][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.700020][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.700356][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.700655][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.701080][ T32] r5:00001000 r4:ed9eb000 [ 1325.701103][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1325.701226][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.701499][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.701701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1325.714384][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1325.714805][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1325.715048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1325.715562][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.715811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1325.715914][ T32] r4:847da040 [ 1325.715938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.715967][ T32] INFO: task kworker/0:92:3328 blocked for more than 452 seconds. [ 1325.716000][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.716045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.716079][ T32] task:kworker/0:92 state:D stack:0 pid:3328 tgid:3328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.716131][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.716192][ T32] Call trace: [ 1325.716309][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.716368][ T32] r10:82918888 r9:dfe21d84 r8:00000002 r7:60000113 r6:dfe21d8c r5:8487bc00 [ 1325.716398][ T32] r4:8487bc00 [ 1325.716424][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.716463][ T32] r5:8487bc00 r4:82918884 [ 1325.716494][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.716557][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.716613][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe21e08 [ 1325.716635][ T32] r4:00000000 [ 1325.716661][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.716698][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.716748][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.716851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bb80c0 [ 1325.716905][ T32] r4:00000000 [ 1325.716929][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.716976][ T32] r9:83018005 r8:8487bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f771000 [ 1325.717017][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.717063][ T32] r5:00001000 r4:ed051000 [ 1325.717105][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.717149][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.717203][ T32] r5:85a7278c r4:85a72400 [ 1325.717226][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.717290][ T32] r7:dddced80 r6:83018000 r5:85a7278c r4:848a5f00 [ 1325.717320][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.717367][ T32] r10:61c88647 r9:8487bc00 r8:848a5f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.717397][ T32] r4:848a5f00 [ 1325.717424][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.717469][ T32] r10:00000000 r9:848a5f00 r8:8027f5e8 r7:dfe25e60 r6:848a5f80 r5:8487bc00 [ 1325.717492][ T32] r4:00000001 [ 1325.717511][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.717562][ T32] Exception stack(0xdfe21fb0 to 0xdfe21ff8) [ 1325.717588][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.717615][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.717645][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.717674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.717696][ T32] r4:848b4f80 [ 1325.718411][ T32] INFO: task kworker/0:92:3328 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.718443][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.718501][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.718610][ T32] Call trace: [ 1325.718677][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.718740][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.718787][ T32] r4:00000000 [ 1325.718810][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.718871][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.718923][ T32] 9d20: 87be5000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.718956][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.718982][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.719006][ T32] r5:80000113 r4:80239bb0 [ 1325.719047][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.719106][ T32] r4:82ac11e4 [ 1325.719129][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.719179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.719202][ T32] r4:eae89dc0 [ 1325.719221][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.719266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.719287][ T32] r4:00000000 [ 1325.719306][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.719351][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.719372][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.719421][ T32] r5:00001000 r4:ecf8f000 [ 1325.719442][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.719483][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.719525][ T32] r5:85a3578c r4:85a35400 [ 1325.719545][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.719595][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.719616][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.719698][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1325.719815][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 9 printk messages dropped ** [ 1325.720142][ T32] INFO: task kworker/0:93:3331 blocked for more than 452 seconds. [ 1325.720170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.720203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.720226][ T32] task:kworker/0:93 state:D stack:0 pid:3331 tgid:3331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.720269][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.720311][ T32] Call trace: [ 1325.720388][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.720440][ T32] r10:82918888 r9:dfe4dd84 r8:00000002 r7:60000113 r6:dfe4dd8c r5:849f6000 [ 1325.720463][ T32] r4:849f6000 [ 1325.720516][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.720580][ T32] r5:849f6000 r4:82918884 [ 1325.720612][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.720655][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.720699][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe4de08 [ 1325.720721][ T32] r4:00000000 [ 1325.720739][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.720774][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.720812][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.720855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bb8580 [ 1325.720887][ T32] r4:00000000 [ 1325.720910][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.720977][ T32] r9:83018005 r8:849f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f76f000 [ 1325.721021][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.721067][ T32] r5:00001000 r4:ecdc5000 [ 1325.721088][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.721148][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.721207][ T32] r5:85a7138c r4:85a71000 [ 1325.721230][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.721275][ T32] r7:dddced80 r6:83018000 r5:85a7138c r4:84a7f000 [ 1325.721305][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.721353][ T32] r10:61c88647 r9:849f6000 r8:84a7f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.721376][ T32] r4:84a7f000 [ 1325.721401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.721447][ T32] r10:00000000 r9:84a7f000 r8:8027f5e8 r7:dfe21e60 r6:848a6b80 r5:849f6000 [ 1325.721469][ T32] r4:00000001 [ 1325.721488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.721522][ T32] Exception stack(0xdfe4dfb0 to 0xdfe4dff8) [ 1325.721547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.721575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.721601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.721630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.721651][ T32] r4:848b4f80 [ 1325.722038][ T32] INFO: task kworker/0:93:3331 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.722075][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.722133][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.722260][ T32] Call trace: [ 1325.752819][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.752959][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.753010][ T32] r4:00000000 [ 1325.753057][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1325.753395][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.753666][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.754035][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1325.754211][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.754476][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.754879][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.755294][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe69e08 ** 8 printk messages dropped ** [ 1325.755796][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.755842][ T32] r5:00001000 r4:dfe3f000 ** 1 printk messages dropped ** [ 1325.755925][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1325.756172][ T32] r4:84a7f180 ** 6 printk messages dropped ** [ 1325.756475][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.757562][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1325.757831][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1325.758109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1325.758586][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 6 printk messages dropped ** [ 1325.758852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1325.759187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1325.759617][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1325.760172][ T32] r5:00001000 r4:ee3b3000 [ 1325.760195][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.760278][ T32] r5:85cac78c r4:85cac400 ** 3 printk messages dropped ** [ 1325.760442][ T32] r10:61c88647 r9:849f2400 r8:84a7f12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1325.760873][ T32] r4:84a84000 ** 2 printk messages dropped ** [ 1325.761358][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.761453][ T32] Call trace: [ 1325.761536][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.761587][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.761611][ T32] r4:00000000 [ 1325.761652][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.761696][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.761724][ T32] 9d20: 882e6000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.761753][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.761778][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.761801][ T32] r5:80000113 r4:80239bb0 [ 1325.761822][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.761876][ T32] r4:82ac11e4 [ 1325.761919][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.761993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.762036][ T32] r4:eae89dc0 [ 1325.762060][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.762123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.762148][ T32] r4:00000000 [ 1325.762167][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.762274][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.781549][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.781660][ T32] r5:00001000 r4:ecf8f000 [ 1325.781689][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.781735][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.781801][ T32] r5:85a3578c r4:85a35400 [ 1325.781841][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.781913][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.781939][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.782008][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.782057][ T32] r4:848b5600 [ 1325.782090][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.782141][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.782164][ T32] r4:00000001 [ 1325.782184][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.782731][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.782776][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.782806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.782833][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.782864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.782887][ T32] r4:847da040 [ 1325.782910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.782961][ T32] INFO: task kworker/1:22:3339 blocked for more than 452 seconds. [ 1325.782999][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.783045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.783070][ T32] task:kworker/1:22 state:D stack:0 pid:3339 tgid:3339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.783126][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.783201][ T32] Call trace: [ 1325.783261][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.783325][ T32] r10:82918888 r9:dfe89d84 r8:00000002 r7:60000113 r6:dfe89d8c r5:84870000 [ 1325.783413][ T32] r4:84870000 [ 1325.783461][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.783506][ T32] r5:84870000 r4:82918884 [ 1325.783527][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.783565][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.783608][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe89e08 [ 1325.783652][ T32] r4:00000000 [ 1325.783695][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.783757][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.783826][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.783897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85870880 [ 1325.783923][ T32] r4:00000000 [ 1325.783943][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.783990][ T32] r9:83018205 r8:84870000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1325.784012][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.784055][ T32] r5:00001000 r4:ec9b5000 [ 1325.784086][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.784131][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.784186][ T32] r5:8580df8c r4:8580dc00 [ 1325.784210][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.784258][ T32] r7:ddde2d80 r6:83018200 r5:8580df8c r4:848a6d80 [ 1325.784279][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.784366][ T32] r10:61c88647 r9:84870000 r8:848a6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.784433][ T32] r4:848a6d80 [ 1325.784478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1325.784645][ T32] Exception stack(0xdfe89fb0 to 0xdfe89ff8) ** 4 printk messages dropped ** [ 1325.784787][ T32] r4:848ba940 ** 4 printk messages dropped ** [ 1325.785756][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1325.786140][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.786412][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.786799][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1325.786985][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1325.787235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.787653][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.787887][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.788283][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.788324][ T32] r5:00001000 r4:ee533000 ** 1 printk messages dropped ** [ 1325.788419][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.788463][ T32] r5:85cacf8c r4:85cacc00 [ 1325.788482][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.788526][ T32] r7:dddced80 r6:83018000 r5:85cacf8c r4:84a7f200 [ 1325.788547][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.788592][ T32] r10:61c88647 r9:84870c00 r8:84a7f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.788649][ T32] r4:84a7f200 [ 1325.788721][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.788801][ T32] r10:00000000 r9:84a7f200 r8:8027f5e8 r7:dfe55e60 r6:848a6e80 r5:84870c00 [ 1325.788827][ T32] r4:00000001 [ 1325.788870][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.788932][ T32] Exception stack(0xdfe95fb0 to 0xdfe95ff8) [ 1325.788962][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.789012][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.789042][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.789072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.789095][ T32] r4:84a842c0 [ 1325.789475][ T32] INFO: task kworker/0:97:3340 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.789532][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.789598][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.789642][ T32] Call trace: [ 1325.789670][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.789715][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.789738][ T32] r4:00000000 [ 1325.789758][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.789795][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.789823][ T32] 9d20: 88737000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.789851][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.789876][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.789910][ T32] r5:80000113 r4:80239bb0 [ 1325.789955][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.790002][ T32] r4:82ac11e4 [ 1325.790043][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.790101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.790123][ T32] r4:eae89dc0 [ 1325.790144][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.790189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.790212][ T32] r4:00000000 [ 1325.790230][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.790285][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.790318][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.790364][ T32] r5:00001000 r4:ecf8f000 [ 1325.790400][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.790473][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.790520][ T32] r5:85a3578c r4:85a35400 [ 1325.790587][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.790661][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.790695][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.790743][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.790774][ T32] r4:848b5600 [ 1325.790796][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.790844][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.790867][ T32] r4:00000001 [ 1325.790909][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.790958][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.790986][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.791034][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.791064][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1325.791193][ T32] INFO: task kworker/1:23:3359 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.791601][ T32] r4:84286000 ** 4 printk messages dropped ** [ 1325.791806][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfebde08 ** 9 printk messages dropped ** [ 1325.792176][ T32] r5:00001000 r4:ec9a5000 [ 1325.792227][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.825367][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.825520][ T32] r5:8580d78c r4:8580d400 [ 1325.825549][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.825782][ T32] r10:00000000 r9:84a94280 r8:8027f5e8 r7:dfd49e60 r6:84a94300 r5:84286000 ** 7 printk messages dropped ** [ 1325.826109][ T32] r4:84a99540 ** 4 printk messages dropped ** [ 1325.827201][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1325.827617][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1325.827847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1325.828326][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1325.828581][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.828787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1325.829281][ T32] r10:82918888 r9:dfec1d84 r8:00000002 r7:60000113 r6:dfec1d8c r5:849b3000 ** 9 printk messages dropped ** [ 1325.829720][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1325.830005][ T32] r5:00001000 r4:ec945000 [ 1325.830025][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.830065][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.830107][ T32] r5:8580cf8c r4:8580cc00 [ 1325.830126][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.830171][ T32] r7:ddde2d80 r6:83018200 r5:8580cf8c r4:84a94400 [ 1325.830243][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.830294][ T32] r10:61c88647 r9:849b3000 r8:84a9442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.830316][ T32] r4:84a94400 [ 1325.830335][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.830421][ T32] r10:00000000 r9:84a94400 r8:8027f5e8 r7:dfd49e60 r6:84a94480 r5:849b3000 [ 1325.830468][ T32] r4:00000001 [ 1325.830493][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.830572][ T32] Exception stack(0xdfec1fb0 to 0xdfec1ff8) [ 1325.830611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.830640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.830668][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.830715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.830742][ T32] r4:84a99840 [ 1325.831106][ T32] INFO: task kworker/1:24:3363 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.831171][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.831252][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.831310][ T32] Call trace: [ 1325.831369][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.831428][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.831462][ T32] r4:00000000 [ 1325.831514][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.831557][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.831586][ T32] 9d20: 89092000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.831641][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.831670][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.831695][ T32] r5:80000113 r4:80239bb0 [ 1325.831727][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.831773][ T32] r4:82ac11e4 [ 1325.831794][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.831842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.831885][ T32] r4:eae89dc0 [ 1325.831908][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.831954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.831997][ T32] r4:00000000 [ 1325.832019][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1325.832230][ T32] r5:85a3578c r4:85a35400 ** 6 printk messages dropped ** [ 1325.841760][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 1 printk messages dropped ** [ 1325.841822][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.841882][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.841915][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.841965][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.841995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.842045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.842076][ T32] r4:847da040 [ 1325.842135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.842193][ T32] INFO: task kworker/1:25:3365 blocked for more than 452 seconds. [ 1325.842510][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.842613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.842643][ T32] task:kworker/1:25 state:D stack:0 pid:3365 tgid:3365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.842727][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.842782][ T32] Call trace: [ 1325.842835][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.842890][ T32] r10:82918888 r9:dfec5d84 r8:00000002 r7:60000113 r6:dfec5d8c r5:84a38000 [ 1325.842914][ T32] r4:84a38000 [ 1325.842934][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.842972][ T32] r5:84a38000 r4:82918884 [ 1325.842993][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.843030][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.843095][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfec5e08 [ 1325.843121][ T32] r4:00000000 [ 1325.843172][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.843213][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.843257][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.843327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85870380 [ 1325.843352][ T32] r4:00000000 [ 1325.843383][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.843463][ T32] r9:83018205 r8:84a38000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1325.843488][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.843536][ T32] r5:00001000 r4:ec931000 [ 1325.843558][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.843598][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.843662][ T32] r5:8580c78c r4:8580c400 [ 1325.843686][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.843756][ T32] r7:ddde2d80 r6:83018200 r5:8580c78c r4:84a94500 [ 1325.843802][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.843873][ T32] r10:61c88647 r9:84a38000 r8:84a9452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.843899][ T32] r4:84a94500 [ 1325.843941][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.843991][ T32] r10:00000000 r9:84a94500 r8:8027f5e8 r7:dfd49e60 r6:84a94580 r5:84a38000 [ 1325.844015][ T32] r4:00000001 [ 1325.844065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.844106][ T32] Exception stack(0xdfec5fb0 to 0xdfec5ff8) [ 1325.844134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.844192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1325.845085][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.845510][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1325.845673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 10 printk messages dropped ** [ 1325.846052][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1325.846304][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.846693][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.846745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.846777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.846799][ T32] r4:847da040 [ 1325.846843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.846895][ T32] INFO: task kworker/1:26:3367 blocked for more than 452 seconds. [ 1325.846947][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.847018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.847043][ T32] task:kworker/1:26 state:D stack:0 pid:3367 tgid:3367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.847102][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.847146][ T32] Call trace: [ 1325.847185][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.847253][ T32] r10:82918888 r9:dfec9d84 r8:00000002 r7:60000113 r6:dfec9d8c r5:84a38c00 [ 1325.847280][ T32] r4:84a38c00 [ 1325.847300][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.847338][ T32] r5:84a38c00 r4:82918884 [ 1325.847357][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.847431][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.847479][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfec9e08 [ 1325.847510][ T32] r4:00000000 [ 1325.847532][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.847570][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.847607][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.847652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85870200 [ 1325.847674][ T32] r4:00000000 [ 1325.847694][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.847738][ T32] r9:83018205 r8:84a38c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1325.847761][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.847804][ T32] r5:00001000 r4:ec921000 [ 1325.847824][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.847863][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.847904][ T32] r5:8580bf8c r4:8580bc00 [ 1325.847923][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.847999][ T32] r7:ddde2d80 r6:83018200 r5:8580bf8c r4:84a94600 [ 1325.848048][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.848120][ T32] r10:61c88647 r9:84a38c00 r8:84a9462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.848146][ T32] r4:84a94600 [ 1325.848166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.848213][ T32] r10:00000000 r9:84a94600 r8:8027f5e8 r7:dfd49e60 r6:84a94680 r5:84a38c00 [ 1325.848235][ T32] r4:00000001 [ 1325.848280][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.848353][ T32] Exception stack(0xdfec9fb0 to 0xdfec9ff8) [ 1325.848426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.848479][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.848517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.848549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.848574][ T32] r4:84a99bc0 [ 1325.848961][ T32] INFO: task kworker/1:26:3367 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 1 printk messages dropped ** [ 1325.849052][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.849395][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1325.849745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1325.850097][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 6 printk messages dropped ** [ 1325.850305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1325.850717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1325.851002][ T32] r5:8487e000 r4:82918884 ** 3 printk messages dropped ** [ 1325.851153][ T32] r4:00000000 [ 1325.851193][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.851235][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.851273][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.851326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a84880 [ 1325.851351][ T32] r4:00000000 [ 1325.851371][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.851433][ T32] r9:83018005 r8:8487e000 r7:00000000 r6:83018000 r5:00001000 r4:7f8b5000 [ 1325.851457][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.851521][ T32] r5:00001000 r4:df955000 [ 1325.851544][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.851587][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.851630][ T32] r5:85cad78c r4:85cad400 [ 1325.851650][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.851695][ T32] r7:dddced80 r6:83018000 r5:85cad78c r4:84a7f880 [ 1325.851729][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.851779][ T32] r10:61c88647 r9:8487e000 r8:84a7f8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.851801][ T32] r4:84a7f880 [ 1325.851873][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.851920][ T32] r10:00000000 r9:84a7f880 r8:8027f5e8 r7:dfc89e60 r6:84a7f900 r5:8487e000 [ 1325.851943][ T32] r4:00000001 [ 1325.851982][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.852041][ T32] Exception stack(0xdfed5fb0 to 0xdfed5ff8) [ 1325.852071][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.852120][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.852165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.852208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.881149][ T32] r4:84a91240 [ 1325.881965][ T32] INFO: task kworker/0:108:3373 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.882008][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.882105][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.882221][ T32] Call trace: [ 1325.892838][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.892920][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.892947][ T32] r4:00000000 [ 1325.892969][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.893036][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.893094][ T32] 9d20: 89c7b000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.893148][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.893199][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.893226][ T32] r5:80000113 r4:80239bb0 [ 1325.893248][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.893310][ T32] r4:82ac11e4 [ 1325.893333][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.893383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.893414][ T32] r4:eae89dc0 [ 1325.893456][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1325.893777][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1325.894108][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1325.894399][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.895377][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.895737][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.896283][ T32] r5:00001000 r4:dff25000 [ 1325.896306][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1325.896472][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1325.896877][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.897684][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.898004][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 8 printk messages dropped ** [ 1325.898298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.898319][ T32] r4:00000000 [ 1325.898338][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.898383][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.898410][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.898453][ T32] r5:00001000 r4:ecf8f000 [ 1325.898473][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.898572][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.898628][ T32] r5:85a3578c r4:85a35400 [ 1325.898694][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.898744][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.898765][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.898811][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.898833][ T32] r4:848b5600 [ 1325.898851][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.898896][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.898918][ T32] r4:00000001 [ 1325.898937][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.898973][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.899009][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.899041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.899068][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.899098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.899142][ T32] r4:847da040 [ 1325.899164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.899224][ T32] INFO: task kworker/0:285:4302 blocked for more than 452 seconds. [ 1325.899252][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.899274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.899295][ T32] task:kworker/0:285 state:D stack:0 pid:4302 tgid:4302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.899352][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.899407][ T32] Call trace: [ 1325.899437][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.899480][ T32] r10:82918888 r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:85150000 [ 1325.899513][ T32] r4:85150000 [ 1325.899536][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.899580][ T32] r5:85150000 r4:82918884 [ 1325.899612][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.899652][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.899695][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 1325.899736][ T32] r4:00000000 [ 1325.899759][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.899798][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.899861][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.899909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a88d80 [ 1325.899933][ T32] r4:00000000 [ 1325.899953][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1325.900060][ T32] r5:00001000 r4:e08a9000 [ 1325.900081][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.900119][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1325.900179][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.900236][ T32] r7:dddced80 r6:83018000 r5:851a838c r4:84a82f80 [ 1325.900260][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.900361][ T32] r10:61c88647 r9:85150000 r8:84a82fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.900397][ T32] r4:84a82f80 [ 1325.900440][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.900492][ T32] r10:00000000 r9:84a82f80 r8:8027f5e8 r7:e8ac5e60 r6:84721000 r5:85150000 [ 1325.900515][ T32] r4:00000001 [ 1325.900555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.900597][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 1325.900633][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.900665][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.900693][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.900723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.900745][ T32] r4:84744900 [ 1325.901065][ T32] INFO: task kworker/0:285:4302 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.901097][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.901176][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.901265][ T32] Call trace: [ 1325.901298][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.901345][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.901368][ T32] r4:00000000 [ 1325.901404][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.901449][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.901498][ T32] 9d20: 89c7b000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.901530][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.901556][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.901620][ T32] r5:80000113 r4:80239bb0 [ 1325.901645][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.901690][ T32] r4:82ac11e4 [ 1325.901709][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.901757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.901779][ T32] r4:eae89dc0 [ 1325.901799][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.901843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.901894][ T32] r4:00000000 [ 1325.901919][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.901966][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.901988][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.902031][ T32] r5:00001000 r4:ecf8f000 ** 4 printk messages dropped ** [ 1325.927173][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 4 printk messages dropped ** [ 1325.927413][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 11 printk messages dropped ** [ 1325.927855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1325.928238][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1325.928649][ T32] r9:83018205 r8:8516c800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 1 printk messages dropped ** [ 1325.928736][ T32] r5:00001000 r4:eab4d000 [ 1325.928759][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.928809][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.929053][ T32] r10:61c88647 r9:8516c800 r8:848b58ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1325.929427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1325.930618][ T32] 9d20: 8a13b000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1325.930936][ T32] r4:eae89dc0 ** 5 printk messages dropped ** [ 1325.931107][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1325.931515][ T32] r4:848b5600 ** 1 printk messages dropped ** [ 1325.931579][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.931601][ T32] r4:00000001 [ 1325.931650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.931689][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.931716][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.931743][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.931770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.931822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.931847][ T32] r4:847da040 [ 1325.931876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.931904][ T32] INFO: task kworker/1:371:4430 blocked for more than 452 seconds. [ 1325.931941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.931967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.932008][ T32] task:kworker/1:371 state:D stack:0 pid:4430 tgid:4430 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.932054][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.932103][ T32] Call trace: [ 1325.932136][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.932218][ T32] r10:82918888 r9:eaec1d84 r8:00000002 r7:60000113 r6:eaec1d8c r5:85155400 [ 1325.938983][ T32] r4:85155400 [ 1325.939024][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1325.939084][ T32] r5:85155400 r4:82918884 [ 1325.939105][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.939164][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.939224][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec1e08 [ 1325.939271][ T32] r4:00000000 [ 1325.939293][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1325.939344][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1325.939396][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.939443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9800 [ 1325.939467][ T32] r4:00000000 [ 1325.939487][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.939534][ T32] r9:83018205 r8:85155400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1325.939559][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.939605][ T32] r5:00001000 r4:e080f000 [ 1325.939625][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.939677][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.939725][ T32] r5:851a0b8c r4:851a0800 [ 1325.939755][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.939806][ T32] r7:ddde2d80 r6:83018200 r5:851a0b8c r4:848b5980 [ 1325.939827][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.939874][ T32] r10:61c88647 r9:85155400 r8:848b59ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.939897][ T32] r4:848b5980 [ 1325.939917][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.939962][ T32] r10:00000000 r9:848b5980 r8:8027f5e8 r7:eaeb1e60 r6:84721f80 r5:85155400 [ 1325.939984][ T32] r4:00000001 [ 1325.940004][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.940041][ T32] Exception stack(0xeaec1fb0 to 0xeaec1ff8) [ 1325.940091][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.940125][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.940173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.940205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.940244][ T32] r4:84bf9540 [ 1325.940975][ T32] INFO: task kworker/1:371:4430 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.941019][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.941122][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.941188][ T32] Call trace: [ 1325.941231][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.941282][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.941306][ T32] r4:00000000 [ 1325.941325][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.941363][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.941397][ T32] 9d20: 8a13b000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.941439][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.941468][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.941493][ T32] r5:80000113 r4:80239bb0 ** 1 printk messages dropped ** [ 1325.941568][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1325.941781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1325.955044][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1325.955409][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.955790][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.956092][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1325.956600][ T32] r9:83018205 r8:84a28000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 1 printk messages dropped ** [ 1325.956671][ T32] r5:00001000 r4:e0925000 ** 4 printk messages dropped ** [ 1325.956857][ T32] r7:ddde2d80 r6:83018200 r5:851a0f8c r4:848b5a00 ** 5 printk messages dropped ** [ 1325.957066][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1325.957136][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1325.957164][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.957192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.957239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.957290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.957335][ T32] r4:84bf98c0 [ 1325.958053][ T32] INFO: task kworker/1:372:4432 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1325.958108][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.958203][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.958277][ T32] Call trace: [ 1325.958317][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1325.958368][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1325.958396][ T32] r4:00000000 [ 1325.958417][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.958457][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1325.958486][ T32] 9d20: 8a4b2000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1325.958524][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1325.958572][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1325.958599][ T32] r5:80000113 r4:80239bb0 [ 1325.958620][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.958664][ T32] r4:82ac11e4 [ 1325.958683][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.958732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1325.958754][ T32] r4:eae89dc0 [ 1325.958773][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1325.958819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1325.958852][ T32] r4:00000000 [ 1325.958874][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1325.958922][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1325.958943][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.959000][ T32] r5:00001000 r4:ecf8f000 [ 1325.959024][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1325.959085][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.959132][ T32] r5:85a3578c r4:85a35400 [ 1325.959167][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.959238][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1325.959283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.959334][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.959358][ T32] r4:848b5600 [ 1325.959377][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.959429][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.959451][ T32] r4:00000001 [ 1325.959470][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.959547][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.959589][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.959621][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.959662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.959694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.959730][ T32] r4:847da040 [ 1325.959752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.959777][ T32] INFO: task kworker/1:373:4434 blocked for more than 452 seconds. ** 3 printk messages dropped ** [ 1325.959905][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.960260][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.960645][ T32] r9:83018205 r8:84a29800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 1 printk messages dropped ** [ 1325.960719][ T32] r5:00001000 r4:eacd3000 [ 1325.960763][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.960944][ T32] r7:ddde2d80 r6:83018200 r5:851a1f8c r4:848b5a80 ** 8 printk messages dropped ** [ 1325.961252][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.961823][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.962141][ T32] 9d20: 8a4b2000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1325.977305][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1325.977561][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1325.977843][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1325.978267][ T32] r4:847da040 ** 4 printk messages dropped ** [ 1325.978448][ T32] task:kworker/1:374 state:D stack:0 pid:4437 tgid:4437 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1325.978986][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1325.979274][ T32] r5:00001000 r4:eac77000 ** 1 printk messages dropped ** [ 1325.979333][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.979716][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.979932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1325.981125][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1325.981464][ T32] r4:eae89dc0 ** 5 printk messages dropped ** [ 1325.981699][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.982050][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.982073][ T32] r4:848b5600 [ 1325.982114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.982218][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1325.999259][ T32] r4:00000001 [ 1325.999326][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.999430][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1325.999467][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.999497][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.999524][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.999558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.999581][ T32] r4:847da040 [ 1325.999605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.999634][ T32] INFO: task kworker/1:375:4439 blocked for more than 452 seconds. [ 1325.999666][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.999690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.999732][ T32] task:kworker/1:375 state:D stack:0 pid:4439 tgid:4439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.999824][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.999875][ T32] Call trace: [ 1325.999906][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1325.999955][ T32] r10:82918888 r9:eaee5d84 r8:00000002 r7:60000113 r6:eaee5d8c r5:84a2a400 [ 1326.000016][ T32] r4:84a2a400 [ 1326.000040][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.000100][ T32] r5:84a2a400 r4:82918884 [ 1326.000124][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.000164][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.000229][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee5e08 [ 1326.000276][ T32] r4:00000000 [ 1326.000297][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.000358][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.000430][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.000480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a140 [ 1326.000503][ T32] r4:00000000 [ 1326.000546][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.000617][ T32] r9:83018205 r8:84a2a400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1326.000643][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.000687][ T32] r5:00001000 r4:dfa21000 [ 1326.000709][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.000750][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.000792][ T32] r5:851a238c r4:851a2000 [ 1326.000812][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.000857][ T32] r7:ddde2d80 r6:83018200 r5:851a238c r4:848b5b80 [ 1326.000899][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.000969][ T32] r10:61c88647 r9:84a2a400 r8:848b5bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.000995][ T32] r4:848b5b80 [ 1326.001016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.001082][ T32] r10:00000000 r9:848b5b80 r8:8027f5e8 r7:eaed1e60 r6:847d3180 r5:84a2a400 [ 1326.001108][ T32] r4:00000001 [ 1326.001129][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.001167][ T32] Exception stack(0xeaee5fb0 to 0xeaee5ff8) [ 1326.001194][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.001221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.001279][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.001312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.001335][ T32] r4:84bf9a00 [ 1326.002060][ T32] INFO: task kworker/1:375:4439 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.002093][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.002148][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.008365][ T32] Call trace: [ 1326.008496][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.008585][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.008614][ T32] r4:00000000 [ 1326.008648][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.008698][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.008730][ T32] 9d20: 8ada3000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.008760][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.008805][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.008853][ T32] r5:80000113 r4:80239bb0 [ 1326.008898][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.008949][ T32] r4:82ac11e4 [ 1326.008982][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.009056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.009103][ T32] r4:eae89dc0 [ 1326.009146][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.009196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.009219][ T32] r4:00000000 [ 1326.009239][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.009286][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.009307][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.009361][ T32] r5:00001000 r4:ecf8f000 [ 1326.009385][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.009434][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.009477][ T32] r5:85a3578c r4:85a35400 [ 1326.009497][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.009544][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.009570][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.009616][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.009648][ T32] r4:848b5600 [ 1326.009672][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.009756][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 3 printk messages dropped ** [ 1326.009888][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.010210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1326.010570][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1326.010928][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.011080][ T32] r5:00001000 r4:dfb71000 [ 1326.011100][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.011180][ T32] r5:851a278c r4:851a2400 [ 1326.011200][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.011243][ T32] r7:ddde2d80 r6:83018200 r5:851a278c r4:848b5c00 [ 1326.011264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.011309][ T32] r10:61c88647 r9:84a2bc00 r8:848b5c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.011348][ T32] r4:848b5c00 [ 1326.011387][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.011442][ T32] r10:00000000 r9:848b5c00 r8:8027f5e8 r7:eaee5e60 r6:847d3200 r5:84a2bc00 [ 1326.011465][ T32] r4:00000001 [ 1326.011486][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.011541][ T32] Exception stack(0xeaee9fb0 to 0xeaee9ff8) [ 1326.011571][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.011609][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.011639][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.011668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.011692][ T32] r4:84bf9f80 [ 1326.024767][ T32] INFO: task kworker/1:376:4441 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.024863][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.024968][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.025031][ T32] Call trace: [ 1326.025061][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.025116][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.025139][ T32] r4:00000000 [ 1326.025190][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.025263][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.025323][ T32] 9d20: 8b1b6000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.025355][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.025381][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.025442][ T32] r5:80000113 r4:80239bb0 [ 1326.025496][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.025549][ T32] r4:82ac11e4 [ 1326.025570][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.025620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.025671][ T32] r4:eae89dc0 [ 1326.025695][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.025741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.025763][ T32] r4:00000000 [ 1326.025783][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.025828][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.025879][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.025927][ T32] r5:00001000 r4:ecf8f000 [ 1326.025947][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.025986][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.026108][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 4 printk messages dropped ** [ 1326.026401][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 9 printk messages dropped ** [ 1326.026885][ T32] INFO: task kworker/1:377:4442 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1326.027237][ T32] r4:84a2b000 ** 5 printk messages dropped ** [ 1326.027444][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.027640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847910c0 ** 4 printk messages dropped ** [ 1326.027805][ T32] r5:00001000 r4:dfa8f000 [ 1326.027847][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.027890][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.028048][ T32] r7:ddde2d80 r6:83018200 r5:851a1b8c r4:848b5c80 ** 8 printk messages dropped ** [ 1326.028473][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.029570][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1326.029896][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.030078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1326.030602][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.030923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.031144][ T32] INFO: task kworker/1:378:4444 blocked for more than 452 seconds. [ 1326.031172][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.031261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.031292][ T32] task:kworker/1:378 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.031334][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.031396][ T32] Call trace: [ 1326.031476][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.031526][ T32] r10:82918888 r9:eaef5d84 r8:00000002 r7:60000013 r6:eaef5d8c r5:84a2c800 [ 1326.031572][ T32] r4:84a2c800 [ 1326.031594][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.031635][ T32] r5:84a2c800 r4:82918884 [ 1326.031654][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.031712][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.031761][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef5e08 [ 1326.031804][ T32] r4:00000000 [ 1326.031847][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.031888][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.031947][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.031995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a88000 [ 1326.032102][ T32] r4:00000000 [ 1326.032146][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.055435][ T32] r9:83018205 r8:84a2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.055565][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.055656][ T32] r5:00001000 r4:dfd9f000 [ 1326.055683][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.055727][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.055771][ T32] r5:851a2b8c r4:851a2800 [ 1326.055792][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.055839][ T32] r7:ddde2d80 r6:83018200 r5:851a2b8c r4:848b5d00 [ 1326.055862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.055964][ T32] r10:61c88647 r9:84a2c800 r8:848b5d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.056016][ T32] r4:848b5d00 [ 1326.056044][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.056094][ T32] r10:00000000 r9:848b5d00 r8:8027f5e8 r7:eaee9e60 r6:847d3300 r5:84a2c800 [ 1326.056120][ T32] r4:00000001 [ 1326.056149][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.056260][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) [ 1326.056305][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.056360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.056397][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.056429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.056451][ T32] r4:84bf9e80 [ 1326.057223][ T32] INFO: task kworker/1:378:4444 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.057275][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.057397][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.057484][ T32] Call trace: [ 1326.057517][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.057566][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.057590][ T32] r4:00000000 [ 1326.057609][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.057647][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.057676][ T32] 9d20: 8b5e1000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.057705][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 1 printk messages dropped ** [ 1326.057836][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1326.058135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1326.058623][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.058946][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.059282][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.059572][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1326.059978][ T32] r9:83018205 r8:851d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 1 printk messages dropped ** [ 1326.060067][ T32] r5:00001000 r4:e0775000 ** 2 printk messages dropped ** [ 1326.060199][ T32] r5:851a3b8c r4:851a3800 ** 3 printk messages dropped ** [ 1326.060358][ T32] r10:61c88647 r9:851d2400 r8:848b5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.060827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1326.061528][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1326.062072][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1326.083203][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1326.083532][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.083959][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.084434][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.084748][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1326.085121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a881c0 ** 4 printk messages dropped ** [ 1326.085362][ T32] r5:00001000 r4:e0017000 ** 1 printk messages dropped ** [ 1326.085464][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.085770][ T32] r10:00000000 r9:848b5e80 r8:8027f5e8 r7:eadf1e60 r6:848b5f00 r5:851d3000 ** 3 printk messages dropped ** [ 1326.085933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.085964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.085992][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.086022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.086065][ T32] r4:84a88300 [ 1326.086943][ T32] INFO: task kworker/1:380:4448 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.087019][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.087087][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.087138][ T32] Call trace: [ 1326.087169][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.087218][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.087246][ T32] r4:00000000 [ 1326.087269][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.087320][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.087363][ T32] 9d20: 8b8dc000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.087407][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.087435][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.087461][ T32] r5:80000113 r4:80239bb0 [ 1326.087484][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.087531][ T32] r4:82ac11e4 [ 1326.087552][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.087602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.087625][ T32] r4:eae89dc0 [ 1326.087652][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.087701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.087725][ T32] r4:00000000 [ 1326.087746][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.087792][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.087815][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.087857][ T32] r5:00001000 r4:ecf8f000 [ 1326.087907][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.087958][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.088002][ T32] r5:85a3578c r4:85a35400 [ 1326.088023][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.088069][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.088149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.088276][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.088394][ T32] r4:848b5600 [ 1326.088442][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.088523][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.088566][ T32] r4:00000001 [ 1326.088647][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.088699][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.088728][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.088758][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.088791][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.088843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.088890][ T32] r4:847da040 [ 1326.088913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.089041][ T32] INFO: task kworker/1:381:4450 blocked for more than 452 seconds. [ 1326.089075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.089100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.089250][ T32] task:kworker/1:381 state:D stack:0 pid:4450 tgid:4450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.089318][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.089365][ T32] Call trace: [ 1326.089405][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.089454][ T32] r10:82918888 r9:eadf5d84 r8:00000002 r7:60000113 r6:eadf5d8c r5:851d3c00 [ 1326.089578][ T32] r4:851d3c00 [ 1326.089702][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.089746][ T32] r5:851d3c00 r4:82918884 [ 1326.089812][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.089856][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.089900][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf5e08 [ 1326.089924][ T32] r4:00000000 [ 1326.089945][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.089998][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.090069][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.090144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a88480 [ 1326.090171][ T32] r4:00000000 [ 1326.090194][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.090240][ T32] r9:83018205 r8:851d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.090291][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.090342][ T32] r5:00001000 r4:e0147000 [ 1326.090364][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.090414][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.090485][ T32] r5:851a378c r4:851a3400 [ 1326.090536][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.090614][ T32] r7:ddde2d80 r6:83018200 r5:851a378c r4:848b5f80 [ 1326.090640][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.090691][ T32] r10:61c88647 r9:851d3c00 r8:848b5fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.090717][ T32] r4:848b5f80 [ 1326.090741][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.090961][ T32] r10:00000000 r9:848b5f80 r8:8027f5e8 r7:eadf1e60 r6:84a9d000 r5:851d3c00 [ 1326.090998][ T32] r4:00000001 [ 1326.091020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.091058][ T32] Exception stack(0xeadf5fb0 to 0xeadf5ff8) [ 1326.091088][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.091133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.091257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.091296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.091321][ T32] r4:84a88180 [ 1326.091694][ T32] INFO: task kworker/1:381:4450 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.091746][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.091814][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.091868][ T32] Call trace: [ 1326.091958][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.092011][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.092039][ T32] r4:00000000 [ 1326.092061][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.092102][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.092188][ T32] 9d20: 8b8dc000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.092276][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.119225][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.119311][ T32] r5:80000113 r4:80239bb0 [ 1326.119344][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.119448][ T32] r4:82ac11e4 [ 1326.119527][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.119591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.119617][ T32] r4:eae89dc0 [ 1326.119642][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.119699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.119736][ T32] r4:00000000 [ 1326.119762][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.119813][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.119837][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.119885][ T32] r5:00001000 r4:ecf8f000 [ 1326.119908][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.119951][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.120009][ T32] r5:85a3578c r4:85a35400 [ 1326.120044][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.120094][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.120215][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.120387][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.120422][ T32] r4:848b5600 [ 1326.120448][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.120526][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.120553][ T32] r4:00000001 [ 1326.120604][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.120675][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 3 printk messages dropped ** [ 1326.120830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1326.121373][ T32] r10:82918888 r9:eaf01d84 r8:00000002 r7:60000013 r6:eaf01d8c r5:851d4800 ** 3 printk messages dropped ** [ 1326.121508][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.121549][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.121694][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf01e08 [ 1326.121908][ T32] r4:00000000 [ 1326.121957][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.122045][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.122117][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.122300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a88500 [ 1326.129261][ T32] r4:00000000 [ 1326.129307][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.129379][ T32] r9:83018205 r8:851d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1326.129441][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.129496][ T32] r5:00001000 r4:e01f5000 [ 1326.129520][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.129572][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.129621][ T32] r5:851a338c r4:851a3000 [ 1326.129667][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.129722][ T32] r7:ddde2d80 r6:83018200 r5:851a338c r4:84a9d080 [ 1326.129761][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.129813][ T32] r10:61c88647 r9:851d4800 r8:84a9d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.129838][ T32] r4:84a9d080 ** 4 printk messages dropped ** [ 1326.130081][ T32] Exception stack(0xeaf01fb0 to 0xeaf01ff8) ** 4 printk messages dropped ** [ 1326.130249][ T32] r4:84a88280 ** 5 printk messages dropped ** [ 1326.131428][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1326.131740][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1326.132087][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1326.141075][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.141360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.141745][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.142039][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.155165][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.155212][ T32] r5:00001000 r4:e07c5000 ** 3 printk messages dropped ** [ 1326.155505][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1326.155931][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.156965][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.157339][ T32] 9d20: 8c21a000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.157368][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.157413][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.157451][ T32] r5:80000113 r4:80239bb0 [ 1326.157475][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.157520][ T32] r4:82ac11e4 [ 1326.157541][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.157589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.157611][ T32] r4:eae89dc0 [ 1326.157654][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.157706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.157729][ T32] r4:00000000 [ 1326.157748][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.157794][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.157839][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.157919][ T32] r5:00001000 r4:ecf8f000 [ 1326.157953][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.158016][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.158079][ T32] r5:85a3578c r4:85a35400 [ 1326.158102][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.158149][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.158181][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.158251][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.158298][ T32] r4:848b5600 [ 1326.158341][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.158397][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.158423][ T32] r4:00000001 [ 1326.158443][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.158480][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.158526][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.158585][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.158660][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.158714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.158755][ T32] r4:847da040 [ 1326.158778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.158830][ T32] INFO: task kworker/1:384:4458 blocked for more than 452 seconds. [ 1326.158866][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.158891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.158911][ T32] task:kworker/1:384 state:D stack:0 pid:4458 tgid:4458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.158955][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.159056][ T32] Call trace: [ 1326.159089][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.159134][ T32] r10:82918888 r9:eaf15d84 r8:00000002 r7:60000013 r6:eaf15d8c r5:851d6c00 [ 1326.159158][ T32] r4:851d6c00 [ 1326.159199][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.159262][ T32] r5:851d6c00 r4:82918884 [ 1326.159285][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.159344][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.159397][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf15e08 [ 1326.159421][ T32] r4:00000000 [ 1326.159462][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1326.159704][ T32] r9:83018205 r8:851d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 1 printk messages dropped ** [ 1326.159776][ T32] r5:00001000 r4:e09ed000 [ 1326.159799][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.159924][ T32] r5:851a938c r4:851a9000 ** 3 printk messages dropped ** [ 1326.160102][ T32] r10:61c88647 r9:851d6c00 r8:84a9d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.160546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1326.161307][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1326.161697][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1326.162063][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1326.185076][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.185336][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1326.185814][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1326.186157][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.186572][ T32] r5:00001000 r4:e0939000 [ 1326.186597][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.186823][ T32] r7:ddde2d80 r6:83018200 r5:851a878c r4:84a9d380 ** 8 printk messages dropped ** [ 1326.187254][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1326.187335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.187407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.187455][ T32] r4:84a88b40 [ 1326.188180][ T32] INFO: task kworker/1:385:4460 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.188213][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.188270][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.188315][ T32] Call trace: [ 1326.188363][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.188419][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.188443][ T32] r4:00000000 [ 1326.188463][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.188503][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.188531][ T32] 9d20: 8c673000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.188585][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.188652][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.188712][ T32] r5:80000113 r4:80239bb0 [ 1326.188752][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.188824][ T32] r4:82ac11e4 [ 1326.188869][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.188921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.188966][ T32] r4:eae89dc0 [ 1326.189009][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.189077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.189101][ T32] r4:00000000 [ 1326.189121][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.189167][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.189189][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.189231][ T32] r5:00001000 r4:ecf8f000 [ 1326.189251][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.189300][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.189345][ T32] r5:85a3578c r4:85a35400 [ 1326.189387][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.189464][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.189499][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.189575][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.189603][ T32] r4:848b5600 [ 1326.189623][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.189671][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.189693][ T32] r4:00000001 [ 1326.189723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.189796][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.189831][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.189859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.189910][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.189943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.189975][ T32] r4:847da040 [ 1326.189998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.190024][ T32] INFO: task kworker/0:286:4461 blocked for more than 452 seconds. [ 1326.190053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.190075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.190095][ T32] task:kworker/0:286 state:D stack:0 pid:4461 tgid:4461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.190169][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.190214][ T32] Call trace: [ 1326.190268][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.190313][ T32] r10:82918888 r9:eaf09d84 r8:00000002 r7:60000113 r6:eaf09d8c r5:84a2d400 [ 1326.190359][ T32] r4:84a2d400 [ 1326.190408][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.190475][ T32] r5:84a2d400 r4:82918884 [ 1326.190520][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.190601][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.190655][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 [ 1326.190678][ T32] r4:00000000 [ 1326.190697][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.190758][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.190799][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.190844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7000 [ 1326.190888][ T32] r4:00000000 [ 1326.190911][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.190959][ T32] r9:83018005 r8:84a2d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1326.191001][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.191047][ T32] r5:00001000 r4:e08f5000 [ 1326.191067][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.191106][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.191147][ T32] r5:847e178c r4:847e1400 [ 1326.191188][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.191239][ T32] r7:dddced80 r6:83018000 r5:847e178c r4:847d3380 [ 1326.191260][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.191307][ T32] r10:61c88647 r9:84a2d400 r8:847d33ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.191363][ T32] r4:847d3380 [ 1326.191387][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.191442][ T32] r10:00000000 r9:847d3380 r8:8027f5e8 r7:e8ac5e60 r6:847d3400 r5:84a2d400 [ 1326.191475][ T32] r4:00000001 [ 1326.191497][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.191533][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) [ 1326.191569][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.191623][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.191675][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.191733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.191758][ T32] r4:848a8900 [ 1326.192158][ T32] INFO: task kworker/0:286:4461 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.192190][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1326.215327][ T32] 9d20: 8cb60000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1326.215780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 7 printk messages dropped ** [ 1326.216111][ T32] r5:85a3578c r4:85a35400 ** 6 printk messages dropped ** [ 1326.216481][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 9 printk messages dropped ** [ 1326.216835][ T32] INFO: task kworker/0:287:4464 blocked for more than 452 seconds. ** 6 printk messages dropped ** [ 1326.217193][ T32] r10:82918888 r9:eaf1dd84 r8:00000002 r7:60000113 r6:eaf1dd8c r5:84a2ec00 ** 9 printk messages dropped ** [ 1326.217563][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.217835][ T32] r5:00001000 r4:e4a4d000 [ 1326.217858][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.217898][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.218032][ T32] r7:dddced80 r6:83018000 r5:847e0f8c r4:847d3480 ** 8 printk messages dropped ** [ 1326.218367][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.219383][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.219754][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 8 printk messages dropped ** [ 1326.220102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1326.220496][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 8 printk messages dropped ** [ 1326.220822][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.221140][ T32] task:kworker/1:386 state:D stack:0 pid:4466 tgid:4466 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.221505][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.221548][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf05e08 [ 1326.221570][ T32] r4:00000000 [ 1326.221589][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.221625][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.221662][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.221705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b8040 [ 1326.221741][ T32] r4:00000000 [ 1326.221772][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.221819][ T32] r9:83018205 r8:84a2e000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1326.221840][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.221883][ T32] r5:00001000 r4:e0983000 [ 1326.221910][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.221991][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.222038][ T32] r5:851a8f8c r4:851a8c00 [ 1326.222059][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.222104][ T32] r7:ddde2d80 r6:83018200 r5:851a8f8c r4:84a9d480 [ 1326.222124][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.222190][ T32] r10:61c88647 r9:84a2e000 r8:84a9d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.234973][ T32] r4:84a9d480 [ 1326.235088][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.235210][ T32] r10:00000000 r9:84a9d480 r8:8027f5e8 r7:eaf15e60 r6:847d3580 r5:84a2e000 [ 1326.235238][ T32] r4:00000001 [ 1326.235260][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.235333][ T32] Exception stack(0xeaf05fb0 to 0xeaf05ff8) [ 1326.235404][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.235439][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.235466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.235495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.235518][ T32] r4:84a88c00 [ 1326.236295][ T32] INFO: task kworker/1:386:4466 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.236336][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.236412][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.236501][ T32] Call trace: [ 1326.236580][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.236684][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.236722][ T32] r4:00000000 [ 1326.236768][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.236889][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.236923][ T32] 9d20: 8cb60000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.236953][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.236978][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.237027][ T32] r5:80000113 r4:80239bb0 [ 1326.237071][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.237144][ T32] r4:82ac11e4 [ 1326.237168][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.237231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.237257][ T32] r4:eae89dc0 [ 1326.237277][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.237323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.237346][ T32] r4:00000000 [ 1326.237365][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.237421][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.237466][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.237534][ T32] r5:00001000 r4:ecf8f000 [ 1326.237557][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.237610][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.237661][ T32] r5:85a3578c r4:85a35400 [ 1326.237683][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.237752][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.237778][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.237866][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1326.237981][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 7 printk messages dropped ** [ 1326.238265][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1326.238605][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.239012][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.239442][ T32] r5:00001000 r4:e8aab000 [ 1326.239461][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1326.239584][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1326.239992][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.240732][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 2 printk messages dropped ** [ 1326.240868][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.240910][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.240938][ T32] 9d20: 8cb60000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.240966][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.241015][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.241063][ T32] r5:80000113 r4:80239bb0 [ 1326.241086][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.241130][ T32] r4:82ac11e4 [ 1326.241171][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.241224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.241247][ T32] r4:eae89dc0 [ 1326.241267][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.241313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.241347][ T32] r4:00000000 [ 1326.241417][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.241468][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.241491][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.241534][ T32] r5:00001000 r4:ecf8f000 [ 1326.241564][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.241640][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.241689][ T32] r5:85a3578c r4:85a35400 [ 1326.241709][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.241755][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.241775][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.241840][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.241885][ T32] r4:848b5600 [ 1326.241907][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.241955][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.241989][ T32] r4:00000001 [ 1326.242012][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.242059][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.242107][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.242138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.242165][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.242193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.242269][ T32] r4:847da040 [ 1326.259185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.259240][ T32] INFO: task kworker/1:388:4471 blocked for more than 452 seconds. [ 1326.259277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.259302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.259324][ T32] task:kworker/1:388 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.259382][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.259450][ T32] Call trace: [ 1326.259494][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.259556][ T32] r10:82918888 r9:eaf21d84 r8:00000002 r7:60000113 r6:eaf21d8c r5:8516ec00 [ 1326.259581][ T32] r4:8516ec00 [ 1326.259601][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1326.259681][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1326.260099][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.260142][ T32] r5:00001000 r4:e8a8d000 [ 1326.260163][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.260225][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1326.260514][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.260873][ T32] r4:848b85c0 ** 5 printk messages dropped ** [ 1326.261899][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 10 printk messages dropped ** [ 1326.277724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 9 printk messages dropped ** [ 1326.278062][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.278494][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 7 printk messages dropped ** [ 1326.278888][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1326.279191][ T32] r10:82918888 r9:eaf2dd84 r8:00000002 r7:60000113 r6:eaf2dd8c r5:85170000 ** 9 printk messages dropped ** [ 1326.279592][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.279788][ T32] r5:00001000 r4:ead9f000 ** 2 printk messages dropped ** [ 1326.279911][ T32] r5:847e078c r4:847e0400 ** 3 printk messages dropped ** [ 1326.280095][ T32] r10:61c88647 r9:85170000 r8:847d372c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.280470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1326.281678][ T32] 9d20: 8d41f000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.281707][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.281735][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.281758][ T32] r5:80000113 r4:80239bb0 [ 1326.281779][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.281825][ T32] r4:82ac11e4 [ 1326.281846][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.281895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.281928][ T32] r4:eae89dc0 [ 1326.281974][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.282045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.282092][ T32] r4:00000000 [ 1326.282134][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.282205][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.282280][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.295278][ T32] r5:00001000 r4:ecf8f000 [ 1326.295366][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.295465][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.295517][ T32] r5:85a3578c r4:85a35400 [ 1326.295539][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.295590][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.295611][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.295680][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.295707][ T32] r4:848b5600 [ 1326.295727][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.295775][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.295798][ T32] r4:00000001 [ 1326.295818][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.295856][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.295886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.295914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.295940][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.295968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.295990][ T32] r4:847da040 [ 1326.296012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.296042][ T32] INFO: task kworker/1:389:4475 blocked for more than 452 seconds. [ 1326.296074][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.296098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.296119][ T32] task:kworker/1:389 state:D stack:0 pid:4475 tgid:4475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.296237][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.296313][ T32] Call trace: [ 1326.296417][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.296472][ T32] r10:82918888 r9:eaf31d84 r8:00000002 r7:60000113 r6:eaf31d8c r5:85170c00 [ 1326.296516][ T32] r4:85170c00 [ 1326.296562][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.296627][ T32] r5:85170c00 r4:82918884 [ 1326.296652][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.296692][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.296758][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf31e08 [ 1326.296784][ T32] r4:00000000 [ 1326.296804][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.296862][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.296910][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.296976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b8780 [ 1326.297002][ T32] r4:00000000 [ 1326.297022][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.297070][ T32] r9:83018205 r8:85170c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1326.297091][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.297132][ T32] r5:00001000 r4:eab11000 [ 1326.297152][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.297191][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.297231][ T32] r5:851a9f8c r4:851a9c00 [ 1326.297251][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.297652][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.298846][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.299066][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1326.299377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1326.299841][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.300083][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.300537][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.300748][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1326.301192][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.301240][ T32] r5:00001000 r4:eabcf000 ** 4 printk messages dropped ** [ 1326.301432][ T32] r7:ddde2d80 r6:83018200 r5:851a9b8c r4:84a9d680 ** 5 printk messages dropped ** [ 1326.301728][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.302036][ T32] r4:848b8180 ** 4 printk messages dropped ** [ 1326.318092][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1326.318521][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1326.318802][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.319056][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1326.319245][ T32] r4:848b5600 ** 5 printk messages dropped ** [ 1326.319483][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1326.319599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.319622][ T32] r4:847da040 [ 1326.319668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.319701][ T32] INFO: task kworker/1:391:4478 blocked for more than 452 seconds. [ 1326.319736][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.319770][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.319794][ T32] task:kworker/1:391 state:D stack:0 pid:4478 tgid:4478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.319869][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.319934][ T32] Call trace: [ 1326.319990][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.320057][ T32] r10:82918888 r9:eaf39d84 r8:00000002 r7:60000113 r6:eaf39d8c r5:85172400 [ 1326.320084][ T32] r4:85172400 [ 1326.320105][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.320175][ T32] r5:85172400 r4:82918884 [ 1326.320218][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.320261][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.320325][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf39e08 [ 1326.320376][ T32] r4:00000000 [ 1326.320401][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.320441][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.320492][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.320541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b8800 [ 1326.320565][ T32] r4:00000000 [ 1326.320584][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.320649][ T32] r9:83018205 r8:85172400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1326.320679][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.320728][ T32] r5:00001000 r4:eab33000 [ 1326.320748][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.320808][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.320875][ T32] r5:851aa38c r4:851aa000 [ 1326.320909][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.320958][ T32] r7:ddde2d80 r6:83018200 r5:851aa38c r4:84a9d700 [ 1326.321001][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.321104][ T32] r10:61c88647 r9:85172400 r8:84a9d72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.321132][ T32] r4:84a9d700 [ 1326.321173][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.321250][ T32] r10:00000000 r9:84a9d700 r8:8027f5e8 r7:eaf35e60 r6:847d3900 r5:85172400 [ 1326.321276][ T32] r4:00000001 [ 1326.321318][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.321380][ T32] Exception stack(0xeaf39fb0 to 0xeaf39ff8) [ 1326.321415][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.321444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.321491][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.321546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.321572][ T32] r4:848b8180 [ 1326.322130][ T32] INFO: task kworker/1:391:4478 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.322191][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.339754][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.339869][ T32] Call trace: [ 1326.339936][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.339996][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.340021][ T32] r4:00000000 [ 1326.340062][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.340129][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.340216][ T32] 9d20: 8de64000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.340248][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.340294][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.340323][ T32] r5:80000113 r4:80239bb0 [ 1326.340368][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.340422][ T32] r4:82ac11e4 [ 1326.340444][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.340493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.340525][ T32] r4:eae89dc0 [ 1326.340549][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.340596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.340639][ T32] r4:00000000 [ 1326.340683][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.340733][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.340755][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.340798][ T32] r5:00001000 r4:ecf8f000 [ 1326.340818][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.340858][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.341033][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.341327][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.341747][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.342135][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 ** 8 printk messages dropped ** [ 1326.347515][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.347561][ T32] r5:00001000 r4:eac4d000 ** 2 printk messages dropped ** [ 1326.347732][ T32] r5:851aab8c r4:851aa800 ** 4 printk messages dropped ** [ 1326.348010][ T32] r4:84a9d800 ** 5 printk messages dropped ** [ 1326.348306][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.349507][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1326.349898][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.350106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1326.350788][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.351064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.351473][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.351689][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.351730][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.351785][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf49e08 [ 1326.351821][ T32] r4:00000000 [ 1326.351843][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.351880][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.351942][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.351999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ab240 [ 1326.352024][ T32] r4:00000000 [ 1326.352045][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.352091][ T32] r9:83018205 r8:85173000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1326.352123][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.352169][ T32] r5:00001000 r4:ead6f000 [ 1326.352188][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.372861][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.373039][ T32] r5:851ac38c r4:851ac000 [ 1326.373147][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.373287][ T32] r7:ddde2d80 r6:83018200 r5:851ac38c r4:84a9d780 [ 1326.373347][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.373461][ T32] r10:61c88647 r9:85173000 r8:84a9d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.373533][ T32] r4:84a9d780 [ 1326.373596][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.373709][ T32] r10:00000000 r9:84a9d780 r8:8027f5e8 r7:eaf45e60 r6:847d3a00 r5:85173000 [ 1326.373769][ T32] r4:00000001 [ 1326.373828][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.373916][ T32] Exception stack(0xeaf49fb0 to 0xeaf49ff8) [ 1326.373982][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.374048][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.374121][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.374188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.374260][ T32] r4:848b8b00 [ 1326.375596][ T32] INFO: task kworker/1:393:4482 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.375690][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.375860][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.375968][ T32] Call trace: [ 1326.376063][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.376174][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.376227][ T32] r4:00000000 [ 1326.376275][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.376363][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.376449][ T32] 9d20: 8e286000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.376488][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.376514][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.376539][ T32] r5:80000113 r4:80239bb0 [ 1326.376559][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.376607][ T32] r4:82ac11e4 [ 1326.376628][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.376676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.376698][ T32] r4:eae89dc0 [ 1326.376717][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.376761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.376783][ T32] r4:00000000 [ 1326.376824][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.376875][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.376907][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.376952][ T32] r5:00001000 r4:ecf8f000 [ 1326.376982][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.377036][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.377165][ T32] r5:85a3578c r4:85a35400 ** 1 printk messages dropped ** [ 1326.377238][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 4 printk messages dropped ** [ 1326.377479][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 10 printk messages dropped ** [ 1326.377841][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1326.378180][ T32] r10:82918888 r9:eaf51d84 r8:00000002 r7:60000013 r6:eaf51d8c r5:85176000 ** 7 printk messages dropped ** [ 1326.378428][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1326.378822][ T32] r5:00001000 r4:eace7000 [ 1326.378842][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1326.378965][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.379335][ T32] Exception stack(0xeaf51fb0 to 0xeaf51ff8) ** 6 printk messages dropped ** [ 1326.379994][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1326.380546][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1326.380807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1326.381286][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.381739][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.407028][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.408028][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 ** 7 printk messages dropped ** [ 1326.408717][ T32] r9:83018205 r8:85176c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 1 printk messages dropped ** [ 1326.408877][ T32] r5:00001000 r4:eacf7000 ** 4 printk messages dropped ** [ 1326.409270][ T32] r7:ddde2d80 r6:83018200 r5:851ab38c r4:84a9d900 ** 5 printk messages dropped ** [ 1326.409718][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.410215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1326.411649][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.411736][ T32] Call trace: [ 1326.411768][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.411847][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.411875][ T32] r4:00000000 [ 1326.411905][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.411947][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.411976][ T32] 9d20: 8e616000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.412006][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.412031][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.412054][ T32] r5:80000113 r4:80239bb0 [ 1326.412074][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.412118][ T32] r4:82ac11e4 [ 1326.412137][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.412187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.412243][ T32] r4:eae89dc0 [ 1326.433059][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.433241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.433298][ T32] r4:00000000 [ 1326.433348][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.433457][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.433528][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.433644][ T32] r5:00001000 r4:ecf8f000 [ 1326.433707][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.433814][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.433917][ T32] r5:85a3578c r4:85a35400 [ 1326.433967][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.434067][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.434131][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.434234][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.434300][ T32] r4:848b5600 [ 1326.434348][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.434460][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.434513][ T32] r4:00000001 [ 1326.434596][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.434687][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.434766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.434833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.434925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.435000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.435053][ T32] r4:847da040 [ 1326.435106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.435168][ T32] INFO: task kworker/1:396:4488 blocked for more than 452 seconds. [ 1326.435265][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.435357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.435451][ T32] task:kworker/1:396 state:D stack:0 pid:4488 tgid:4488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.435604][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.435714][ T32] Call trace: [ 1326.435792][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.435902][ T32] r10:82918888 r9:eaf61d84 r8:00000002 r7:60000113 r6:eaf61d8c r5:85173c00 [ 1326.435956][ T32] r4:85173c00 [ 1326.436025][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.436123][ T32] r5:85173c00 r4:82918884 [ 1326.436169][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.436298][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.436418][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf61e08 [ 1326.436469][ T32] r4:00000000 [ 1326.436513][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.436612][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.436703][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.436798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848b8d00 [ 1326.436869][ T32] r4:00000000 [ 1326.436933][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.437050][ T32] r9:83018205 r8:85173c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.437109][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.437205][ T32] r5:00001000 r4:ead0f000 [ 1326.437256][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.437361][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.437469][ T32] r5:851aa78c r4:851aa400 [ 1326.437514][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.437608][ T32] r7:ddde2d80 r6:83018200 r5:851aa78c r4:84a9d980 [ 1326.437659][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.437764][ T32] r10:61c88647 r9:85173c00 r8:84a9d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.437840][ T32] r4:84a9d980 [ 1326.437895][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.437999][ T32] r10:00000000 r9:84a9d980 r8:8027f5e8 r7:eaf49e60 r6:847d3b80 r5:85173c00 [ 1326.438054][ T32] r4:00000001 [ 1326.438103][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.438177][ T32] Exception stack(0xeaf61fb0 to 0xeaf61ff8) [ 1326.438232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.438298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.438355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.438435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.438491][ T32] r4:848b8c80 [ 1326.439822][ T32] INFO: task kworker/1:396:4488 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.439904][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.440071][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.440217][ T32] Call trace: [ 1326.440304][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.440451][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.440520][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.440785][ T32] 9d20: 8e837000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1326.441538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1326.462936][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.463214][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.463633][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.463910][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.464233][ T32] r9:83018205 r8:85178c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 ** 1 printk messages dropped ** [ 1326.464298][ T32] r5:00001000 r4:ead1d000 [ 1326.464318][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.464356][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.464417][ T32] r5:851abb8c r4:851ab800 [ 1326.464441][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.464501][ T32] r7:ddde2d80 r6:83018200 r5:851abb8c r4:84a9da00 [ 1326.464524][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.464593][ T32] r10:61c88647 r9:85178c00 r8:84a9da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.464618][ T32] r4:84a9da00 [ 1326.464648][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.464696][ T32] r10:00000000 r9:84a9da00 r8:8027f5e8 r7:eaf49e60 r6:847d3c00 r5:85178c00 [ 1326.464728][ T32] r4:00000001 [ 1326.464759][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.464822][ T32] Exception stack(0xeaf69fb0 to 0xeaf69ff8) [ 1326.464880][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.464922][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.464952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.464980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.465031][ T32] r4:848b8e00 [ 1326.465762][ T32] INFO: task kworker/1:397:4490 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.465794][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.465907][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.465978][ T32] Call trace: [ 1326.466027][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.466078][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.466101][ T32] r4:00000000 [ 1326.466141][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.466196][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.466233][ T32] 9d20: 8ed09000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.466262][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.466287][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.466310][ T32] r5:80000113 r4:80239bb0 [ 1326.466330][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.466374][ T32] r4:82ac11e4 [ 1326.466413][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.466467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.466490][ T32] r4:eae89dc0 [ 1326.466530][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.466633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.466680][ T32] r4:00000000 [ 1326.466729][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.466796][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.466839][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.466906][ T32] r5:00001000 r4:ecf8f000 [ 1326.466955][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.467006][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.467070][ T32] r5:85a3578c r4:85a35400 [ 1326.467115][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.467184][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.467228][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.467280][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.467302][ T32] r4:848b5600 [ 1326.467321][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.467366][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.467388][ T32] r4:00000001 [ 1326.467440][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1326.467667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1326.468063][ T32] r10:82918888 r9:eaf71d84 r8:00000002 r7:60000113 r6:eaf71d8c r5:85178000 ** 7 printk messages dropped ** [ 1326.468363][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1326.468715][ T32] r5:00001000 r4:ead2f000 [ 1326.468735][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.468773][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.468879][ T32] r7:ddde2d80 r6:83018200 r5:851abf8c r4:84a9da80 [ 1326.468899][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.468945][ T32] r10:61c88647 r9:85178000 r8:84a9daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.468967][ T32] r4:84a9da80 [ 1326.469018][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.469091][ T32] r10:00000000 r9:84a9da80 r8:8027f5e8 r7:eaf49e60 r6:847d3c80 r5:85178000 [ 1326.469123][ T32] r4:00000001 [ 1326.469143][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.469180][ T32] Exception stack(0xeaf71fb0 to 0xeaf71ff8) [ 1326.469205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.469233][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.469259][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.469287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.469309][ T32] r4:84a88f00 [ 1326.469685][ T32] INFO: task kworker/1:398:4492 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.469714][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.469790][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.469837][ T32] Call trace: [ 1326.469896][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.470006][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.470061][ T32] r4:00000000 [ 1326.470104][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.470148][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.470199][ T32] 9d20: 8ed09000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.470232][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.470258][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.470292][ T32] r5:80000113 r4:80239bb0 [ 1326.470315][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.470360][ T32] r4:82ac11e4 [ 1326.470381][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.470435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.470458][ T32] r4:eae89dc0 [ 1326.470477][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.470521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.470597][ T32] r4:00000000 [ 1326.470651][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.470737][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.470781][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.470857][ T32] r5:00001000 r4:ecf8f000 [ 1326.470890][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.470936][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.470980][ T32] r5:85a3578c r4:85a35400 [ 1326.471020][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.471088][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 1 printk messages dropped ** [ 1326.471162][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.471537][ T32] r4:847da040 ** 3 printk messages dropped ** [ 1326.471637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.472046][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.497642][ T32] r5:00001000 r4:ead47000 [ 1326.497706][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.497833][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.497964][ T32] r5:8519fb8c r4:8519f800 [ 1326.497989][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1326.498174][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.498707][ T32] r4:84a88f00 ** 4 printk messages dropped ** [ 1326.499721][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.499771][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.499816][ T32] r4:00000000 [ 1326.499840][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.499914][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.499972][ T32] 9d20: 8f263000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.500002][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.500030][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.500076][ T32] r5:80000113 r4:80239bb0 [ 1326.500101][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.500147][ T32] r4:82ac11e4 [ 1326.500167][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.500216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.500237][ T32] r4:eae89dc0 [ 1326.500257][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.500302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.500323][ T32] r4:00000000 [ 1326.500368][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.500421][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.500443][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.500499][ T32] r5:00001000 r4:ecf8f000 [ 1326.500526][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.500599][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.500673][ T32] r5:85a3578c r4:85a35400 [ 1326.500727][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.500792][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 1 printk messages dropped ** [ 1326.500882][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.501300][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.501644][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.501965][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1326.511764][ T32] r9:83018205 r8:8517a400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 ** 1 printk messages dropped ** [ 1326.511874][ T32] r5:00001000 r4:ead5f000 [ 1326.511898][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.511941][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.512148][ T32] r10:61c88647 r9:8517a400 r8:84a9dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.512903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.513854][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.514195][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 9 printk messages dropped ** [ 1326.514653][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.514972][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1326.515133][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.515519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1326.515800][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1326.516063][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.516243][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.516369][ T32] r5:00001000 r4:df9f7000 [ 1326.516388][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.516538][ T32] r7:ddde2d80 r6:83018200 r5:851acf8c r4:84a9dc00 ** 3 printk messages dropped ** [ 1326.516676][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.516723][ T32] r10:00000000 r9:84a9dc00 r8:8027f5e8 r7:eaf49e60 r6:847d3e00 r5:8517c800 [ 1326.516746][ T32] r4:00000001 [ 1326.516765][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.516801][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) [ 1326.516826][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.516874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.516904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.516934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.516976][ T32] r4:848ab140 [ 1326.517415][ T32] INFO: task kworker/1:401:4498 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.517455][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.517536][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.517622][ T32] Call trace: [ 1326.517687][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.517737][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.517792][ T32] r4:00000000 [ 1326.517836][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.517880][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.517909][ T32] 9d20: 8f263000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.517938][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.517963][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.517986][ T32] r5:80000113 r4:80239bb0 [ 1326.518026][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.518095][ T32] r4:82ac11e4 [ 1326.518119][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.518169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.518192][ T32] r4:eae89dc0 [ 1326.518211][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.518256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.518278][ T32] r4:00000000 [ 1326.518297][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.518359][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.518385][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.518447][ T32] r5:00001000 r4:ecf8f000 [ 1326.518471][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.518512][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.518587][ T32] r5:85a3578c r4:85a35400 [ 1326.518625][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.518678][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.518722][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.518799][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.518846][ T32] r4:848b5600 [ 1326.518869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.518916][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.518939][ T32] r4:00000001 [ 1326.518959][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.518995][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.519043][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.519075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.519102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.519161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.519195][ T32] r4:847da040 [ 1326.519227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.519252][ T32] INFO: task kworker/1:402:4500 blocked for more than 453 seconds. [ 1326.519301][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.519326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.519377][ T32] task:kworker/1:402 state:D stack:0 pid:4500 tgid:4500 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1326.519643][ T32] r4:8517d400 ** 5 printk messages dropped ** [ 1326.519864][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.520073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ab380 ** 4 printk messages dropped ** [ 1326.520253][ T32] r5:00001000 r4:ead7d000 [ 1326.520273][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.520322][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1326.520447][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1326.520757][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.521409][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.521741][ T32] 9d20: 8f263000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1326.522094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1326.555451][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 7 printk messages dropped ** [ 1326.555744][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 7 printk messages dropped ** [ 1326.556001][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.556026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.556047][ T32] task:kworker/1:403 state:D stack:0 pid:4502 tgid:4502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.556103][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.556149][ T32] Call trace: [ 1326.556227][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.556277][ T32] r10:82918888 r9:eaf9dd84 r8:00000002 r7:60000013 r6:eaf9dd8c r5:8517bc00 [ 1326.556300][ T32] r4:8517bc00 [ 1326.556330][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.556382][ T32] r5:8517bc00 r4:82918884 [ 1326.556417][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.556479][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.556550][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 [ 1326.556585][ T32] r4:00000000 [ 1326.556629][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.556671][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.556714][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.556759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ab5c0 [ 1326.556791][ T32] r4:00000000 [ 1326.556813][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.556886][ T32] r9:83018205 r8:8517bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1326.556910][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.556977][ T32] r5:00001000 r4:ead8f000 [ 1326.557006][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.557048][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.557090][ T32] r5:851acb8c r4:851ac800 [ 1326.557110][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.557156][ T32] r7:ddde2d80 r6:83018200 r5:851acb8c r4:84a9dd00 [ 1326.557177][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.557248][ T32] r10:61c88647 r9:8517bc00 r8:84a9dd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.557282][ T32] r4:84a9dd00 [ 1326.557304][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.557371][ T32] r10:00000000 r9:84a9dd00 r8:8027f5e8 r7:eaf91e60 r6:847d3f00 r5:8517bc00 [ 1326.557407][ T32] r4:00000001 [ 1326.557438][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.557477][ T32] Exception stack(0xeaf9dfb0 to 0xeaf9dff8) [ 1326.557504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.557532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.557558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.557595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.557642][ T32] r4:848ab3c0 [ 1326.558375][ T32] INFO: task kworker/1:403:4502 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.558423][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.558482][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.558573][ T32] Call trace: [ 1326.558643][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.558727][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.558781][ T32] r4:00000000 [ 1326.558805][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.558868][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.558900][ T32] 9d20: 8fd38000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.558929][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.558954][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.558978][ T32] r5:80000113 r4:80239bb0 [ 1326.558998][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.559043][ T32] r4:82ac11e4 [ 1326.559063][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.559112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.559156][ T32] r4:eae89dc0 [ 1326.559181][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.559250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.559276][ T32] r4:00000000 [ 1326.559295][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.559357][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.559413][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.559461][ T32] r5:00001000 r4:ecf8f000 [ 1326.559482][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.559522][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.559570][ T32] r5:85a3578c r4:85a35400 [ 1326.559590][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.559635][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.559669][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.559740][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.559773][ T32] r4:848b5600 [ 1326.559792][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1326.560075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.560432][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.560641][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.560687][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 [ 1326.560736][ T32] r4:00000000 [ 1326.560759][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.560806][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.560849][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.560896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ab800 [ 1326.560919][ T32] r4:00000000 [ 1326.560937][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.560981][ T32] r9:83018205 r8:8517e000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1326.561023][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.561069][ T32] r5:00001000 r4:eadad000 [ 1326.561104][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.561147][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.561189][ T32] r5:851ad38c r4:851ad000 [ 1326.561209][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.561273][ T32] r7:ddde2d80 r6:83018200 r5:851ad38c r4:84a9dd80 [ 1326.561310][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.561360][ T32] r10:61c88647 r9:8517e000 r8:84a9ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.561383][ T32] r4:84a9dd80 [ 1326.561411][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.561457][ T32] r10:00000000 r9:84a9dd80 r8:8027f5e8 r7:eaf91e60 r6:847d3f80 r5:8517e000 [ 1326.561490][ T32] r4:00000001 [ 1326.561512][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.561570][ T32] Exception stack(0xeaf95fb0 to 0xeaf95ff8) [ 1326.561600][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.561629][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.561660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.561690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.561737][ T32] r4:848ab6c0 [ 1326.562114][ T32] INFO: task kworker/1:404:4505 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.562167][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.574433][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.574508][ T32] Call trace: [ 1326.574636][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.574715][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.574744][ T32] r4:00000000 [ 1326.574787][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.574833][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.574863][ T32] 9d20: 8fd38000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.574894][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.574920][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.574944][ T32] r5:80000113 r4:80239bb0 [ 1326.574977][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1326.575232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1326.575624][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 7 printk messages dropped ** [ 1326.575970][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 7 printk messages dropped ** [ 1326.576307][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1326.576563][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 8 printk messages dropped ** [ 1326.576900][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1326.577183][ T32] r5:00001000 r4:dfc81000 [ 1326.577202][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.577382][ T32] r7:dddced80 r6:83018000 r5:847e138c r4:85223000 ** 4 printk messages dropped ** [ 1326.577564][ T32] r10:00000000 r9:85223000 r8:8027f5e8 r7:e8ac5e60 r6:85223080 r5:8517ec00 ** 9 printk messages dropped ** [ 1326.578518][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.579120][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.579350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1326.579842][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.580108][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.580574][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.580918][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1326.581319][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.581383][ T32] r5:00001000 r4:eadbf000 ** 2 printk messages dropped ** [ 1326.581546][ T32] r5:851ad78c r4:851ad400 [ 1326.581569][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.581620][ T32] r7:ddde2d80 r6:83018200 r5:851ad78c r4:84a9de00 [ 1326.581654][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.581704][ T32] r10:61c88647 r9:8517b000 r8:84a9de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.581727][ T32] r4:84a9de00 [ 1326.581747][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.581814][ T32] r10:00000000 r9:84a9de00 r8:8027f5e8 r7:eaf91e60 r6:85223100 r5:8517b000 [ 1326.581845][ T32] r4:00000001 [ 1326.581887][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.581948][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1326.581985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.582017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.582044][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.582072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.582093][ T32] r4:848ab880 [ 1326.599596][ T32] INFO: task kworker/1:405:4508 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.599703][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.599810][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.599874][ T32] Call trace: [ 1326.599908][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.599961][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.599985][ T32] r4:00000000 [ 1326.600020][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.600065][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.600125][ T32] 9d20: 902fa000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.600188][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.600218][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.600243][ T32] r5:80000113 r4:80239bb0 [ 1326.600264][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.600369][ T32] r4:82ac11e4 [ 1326.600430][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.600486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.600510][ T32] r4:eae89dc0 [ 1326.600530][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.600575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.600619][ T32] r4:00000000 [ 1326.600646][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.600717][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.600743][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.600821][ T32] r5:00001000 r4:ecf8f000 [ 1326.600875][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.600964][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.601074][ T32] r5:85a3578c r4:85a35400 [ 1326.601104][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.601155][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.601176][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.601245][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.601273][ T32] r4:848b5600 [ 1326.601293][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.601363][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.601436][ T32] r4:00000001 [ 1326.601461][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.601515][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.601544][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.601572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.601619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.601655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.601698][ T32] r4:847da040 [ 1326.601745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.601776][ T32] INFO: task kworker/1:406:4512 blocked for more than 453 seconds. [ 1326.601809][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.601834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1326.617892][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.618156][ T32] r5:00001000 r4:e062d000 ** 4 printk messages dropped ** [ 1326.618370][ T32] r7:ddde2d80 r6:83018200 r5:851aef8c r4:84a9de80 ** 15 printk messages dropped ** [ 1326.619767][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1326.620453][ T32] r4:eae89dc0 ** 13 printk messages dropped ** [ 1326.621145][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 18 printk messages dropped ** [ 1326.621915][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 16 printk messages dropped ** [ 1326.637376][ T32] r5:00001000 r4:dfa49000 ** 1 printk messages dropped ** [ 1326.637480][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.637797][ T32] r10:00000000 r9:84a9df00 r8:8027f5e8 r7:eafade60 r6:85223200 r5:84a42400 ** 9 printk messages dropped ** [ 1326.638998][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1326.639411][ T32] 9d20: 908f5000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.639452][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.639481][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.639505][ T32] r5:80000113 r4:80239bb0 [ 1326.639526][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.639577][ T32] r4:82ac11e4 [ 1326.639613][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.639688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.639723][ T32] r4:eae89dc0 [ 1326.639746][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.639803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.639830][ T32] r4:00000000 [ 1326.639850][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.639898][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.639919][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.639961][ T32] r5:00001000 r4:ecf8f000 [ 1326.639981][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.640020][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.640074][ T32] r5:85a3578c r4:85a35400 [ 1326.640098][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.640168][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.640193][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.640261][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.640287][ T32] r4:848b5600 [ 1326.640363][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.640421][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.640445][ T32] r4:00000001 [ 1326.640486][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.640528][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.640554][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.640582][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1326.640647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1326.641012][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.641229][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1326.641614][ T32] r9:83018205 r8:84a43c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 1 printk messages dropped ** [ 1326.641714][ T32] r5:00001000 r4:dfbf9000 [ 1326.641791][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.655001][ T32] r10:00000000 r9:84a9df80 r8:8027f5e8 r7:eafade60 r6:85223280 r5:84a43c00 ** 18 printk messages dropped ** [ 1326.657226][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 20 printk messages dropped ** [ 1326.658116][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1326.658865][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.659129][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1326.659470][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.659608][ T32] r5:00001000 r4:dfcc9000 [ 1326.659627][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.659809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.660140][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.660971][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 10 printk messages dropped ** [ 1326.661358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 10 printk messages dropped ** [ 1326.661779][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1326.662011][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1326.679242][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1326.679952][ T32] r4:84a43000 [ 1326.679974][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.680037][ T32] r5:84a43000 r4:82918884 [ 1326.680061][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.680101][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.680145][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 [ 1326.680167][ T32] r4:00000000 [ 1326.680208][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.680248][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.680291][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.680358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848abe40 [ 1326.680450][ T32] r4:00000000 [ 1326.680484][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.680536][ T32] r9:83018205 r8:84a43000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1326.680569][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.680637][ T32] r5:00001000 r4:dfea9000 [ 1326.680663][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.680726][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.680773][ T32] r5:851ae78c r4:851ae400 [ 1326.680794][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.680842][ T32] r7:ddde2d80 r6:83018200 r5:851ae78c r4:8521f080 [ 1326.680884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.680954][ T32] r10:61c88647 r9:84a43000 r8:8521f0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.680980][ T32] r4:8521f080 [ 1326.681021][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.681072][ T32] r10:00000000 r9:8521f080 r8:8027f5e8 r7:eafade60 r6:85223380 r5:84a43000 [ 1326.681094][ T32] r4:00000001 [ 1326.681113][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.681150][ T32] Exception stack(0xeafc9fb0 to 0xeafc9ff8) [ 1326.681176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.681224][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.681255][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.681284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.681305][ T32] r4:848abf80 [ 1326.682037][ T32] INFO: task kworker/1:410:4518 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 3 printk messages dropped ** [ 1326.695538][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 19 printk messages dropped ** [ 1326.696602][ T32] r5:00001000 r4:ecf8f000 ** 12 printk messages dropped ** [ 1326.697070][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 11 printk messages dropped ** [ 1326.697654][ T32] Call trace: [ 1326.697713][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.697760][ T32] r10:82918888 r9:eafd1d84 r8:00000002 r7:60000013 r6:eafd1d8c r5:84a40000 [ 1326.697782][ T32] r4:84a40000 [ 1326.697803][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.697842][ T32] r5:84a40000 r4:82918884 [ 1326.697862][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.697925][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.697973][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 [ 1326.697996][ T32] r4:00000000 [ 1326.698016][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.698096][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.698141][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.698186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7fc0 [ 1326.698208][ T32] r4:00000000 [ 1326.698228][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.698277][ T32] r9:83018205 r8:84a40000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1326.698327][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.698398][ T32] r5:00001000 r4:e00dd000 [ 1326.698430][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.698499][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.698545][ T32] r5:851aeb8c r4:851ae800 [ 1326.698606][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.698656][ T32] r7:ddde2d80 r6:83018200 r5:851aeb8c r4:8521f100 [ 1326.698690][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.698750][ T32] r10:61c88647 r9:84a40000 r8:8521f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.698803][ T32] r4:8521f100 ** 5 printk messages dropped ** [ 1326.699102][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1326.700217][ T32] r4:00000000 [ 1326.700238][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.700275][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.700365][ T32] 9d20: 9107f000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.700400][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.700432][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.700456][ T32] r5:80000113 r4:80239bb0 [ 1326.700503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.700550][ T32] r4:82ac11e4 [ 1326.700575][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.700626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.700653][ T32] r4:eae89dc0 [ 1326.700674][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.700720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.700743][ T32] r4:00000000 [ 1326.700763][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.700808][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 1 printk messages dropped ** [ 1326.700871][ T32] r5:00001000 r4:ecf8f000 ** 14 printk messages dropped ** [ 1326.701578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 25 printk messages dropped ** [ 1326.721914][ T32] r9:83018205 r8:84a44800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1326.721941][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.722013][ T32] r5:00001000 r4:e091f000 [ 1326.722038][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.722081][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.722124][ T32] r5:851afb8c r4:851af800 [ 1326.722160][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.725995][ T32] r7:ddde2d80 r6:83018200 r5:851afb8c r4:8521f180 [ 1326.726064][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.726394][ T32] Exception stack(0xeafd9fb0 to 0xeafd9ff8) ** 9 printk messages dropped ** [ 1326.727636][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1326.728479][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1326.728933][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1326.729665][ T32] Call trace: ** 10 printk messages dropped ** [ 1326.730204][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1326.730931][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 24 printk messages dropped ** [ 1326.751241][ T32] r5:80000113 r4:80239bb0 ** 10 printk messages dropped ** [ 1326.751754][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.752104][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.752144][ T32] r4:848b5600 [ 1326.752649][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.752728][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.752756][ T32] r4:00000001 [ 1326.752793][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.752863][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.752895][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.752923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.752950][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.752993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.753049][ T32] r4:847da040 [ 1326.753083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.753113][ T32] INFO: task kworker/1:414:4527 blocked for more than 453 seconds. [ 1326.753145][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.753172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.753298][ T32] task:kworker/1:414 state:D stack:0 pid:4527 tgid:4527 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.753463][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.753513][ T32] Call trace: [ 1326.753546][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.753595][ T32] r10:82918888 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:84a45400 [ 1326.753631][ T32] r4:84a45400 [ 1326.753672][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.753718][ T32] r5:84a45400 r4:82918884 [ 1326.753779][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.753823][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.753868][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1326.753891][ T32] r4:00000000 [ 1326.753912][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.753949][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.753990][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.754049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847534c0 [ 1326.754076][ T32] r4:00000000 [ 1326.754096][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.754172][ T32] r9:83018205 r8:84a45400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1326.754199][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.754335][ T32] r5:00001000 r4:ead33000 [ 1326.754386][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.754436][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.754481][ T32] r5:851b038c r4:851b0000 [ 1326.754501][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.754546][ T32] r7:ddde2d80 r6:83018200 r5:851b038c r4:8521f280 [ 1326.754615][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1326.755864][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1326.756662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 18 printk messages dropped ** [ 1326.757608][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1326.758374][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.758765][ T32] r5:00001000 r4:eab59000 [ 1326.758784][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1326.759461][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1326.760436][ T32] r5:80000113 r4:80239bb0 ** 16 printk messages dropped ** [ 1326.761093][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 15 printk messages dropped ** [ 1326.761888][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.761939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.761989][ T32] task:kworker/1:416 state:D stack:0 pid:4531 tgid:4531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.762151][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.762282][ T32] Call trace: [ 1326.795413][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.795501][ T32] r10:82918888 r9:eaff1d84 r8:00000002 r7:60000013 r6:eaff1d8c r5:85229800 [ 1326.795529][ T32] r4:85229800 [ 1326.795550][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.795634][ T32] r5:85229800 r4:82918884 [ 1326.795661][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.795702][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.795746][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 [ 1326.795769][ T32] r4:00000000 [ 1326.795788][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.795824][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.795867][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.795913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84753200 [ 1326.795935][ T32] r4:00000000 [ 1326.795954][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.796028][ T32] r9:83018205 r8:85229800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1326.796080][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.796129][ T32] r5:00001000 r4:eac81000 [ 1326.796150][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.796190][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.796233][ T32] r5:851aff8c r4:851afc00 [ 1326.796253][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.796300][ T32] r7:ddde2d80 r6:83018200 r5:851aff8c r4:8521f380 [ 1326.796322][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1326.796496][ T32] r10:00000000 r9:8521f380 r8:8027f5e8 r7:eafe1e60 r6:85223680 r5:85229800 ** 19 printk messages dropped ** [ 1326.798104][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 19 printk messages dropped ** [ 1326.799050][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 18 printk messages dropped ** [ 1326.799862][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1326.800530][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.800874][ T32] r5:00001000 r4:eae4b000 [ 1326.800896][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.801092][ T32] r7:ddde2d80 r6:83018200 r5:851b1f8c r4:8521f400 ** 5 printk messages dropped ** [ 1326.801347][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.801600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1326.815455][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.815630][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1326.815976][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.816237][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1326.816448][ T32] r4:848b5600 ** 5 printk messages dropped ** [ 1326.816693][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.817131][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.817485][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1326.817939][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.818001][ T32] r5:00001000 r4:eadc7000 [ 1326.818033][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.818097][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.818142][ T32] r5:851b078c r4:851b0400 [ 1326.818163][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.818228][ T32] r7:ddde2d80 r6:83018200 r5:851b078c r4:8521f480 [ 1326.818252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.818308][ T32] r10:61c88647 r9:8522a400 r8:8521f4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.818355][ T32] r4:8521f480 [ 1326.818408][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.818462][ T32] r10:00000000 r9:8521f480 r8:8027f5e8 r7:eaff9e60 r6:85223780 r5:8522a400 [ 1326.818511][ T32] r4:00000001 [ 1326.818581][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.818655][ T32] Exception stack(0xeb001fb0 to 0xeb001ff8) [ 1326.818683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.818711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.818752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.818784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.818806][ T32] r4:84753680 [ 1326.819580][ T32] INFO: task kworker/1:418:4535 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.819617][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.819710][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.819807][ T32] Call trace: [ 1326.819839][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.819896][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.819943][ T32] r4:00000000 [ 1326.819976][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.820035][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.820087][ T32] 9d20: 91f4f000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.820120][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.820158][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.820185][ T32] r5:80000113 r4:80239bb0 [ 1326.820221][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.820268][ T32] r4:82ac11e4 [ 1326.820289][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.820363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.820413][ T32] r4:eae89dc0 [ 1326.820452][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.820501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.820523][ T32] r4:00000000 [ 1326.820552][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.820602][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.820624][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.820678][ T32] r5:00001000 r4:ecf8f000 [ 1326.820711][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.820776][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.820848][ T32] r5:85a3578c r4:85a35400 [ 1326.820872][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.820931][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 1 printk messages dropped ** [ 1326.821001][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1326.821251][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.821556][ T32] task:kworker/1:419 state:D stack:0 pid:4537 tgid:4537 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1326.821951][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.821992][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.822036][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 [ 1326.822058][ T32] r4:00000000 [ 1326.822079][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.822132][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.822186][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.841285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84753880 [ 1326.841395][ T32] r4:00000000 [ 1326.841454][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.841529][ T32] r9:83018205 r8:8522b000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1326.841576][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.841630][ T32] r5:00001000 r4:eadf7000 [ 1326.841688][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.841735][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.841803][ T32] r5:851b0f8c r4:851b0c00 [ 1326.841829][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.841888][ T32] r7:ddde2d80 r6:83018200 r5:851b0f8c r4:8521f500 [ 1326.841913][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.841961][ T32] r10:61c88647 r9:8522b000 r8:8521f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.841984][ T32] r4:8521f500 [ 1326.842004][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.842051][ T32] r10:00000000 r9:8521f500 r8:8027f5e8 r7:eaff9e60 r6:85223800 r5:8522b000 [ 1326.842073][ T32] r4:00000001 [ 1326.842093][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.842130][ T32] Exception stack(0xeb009fb0 to 0xeb009ff8) ** 2 printk messages dropped ** [ 1326.842714][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1326.844040][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 15 printk messages dropped ** [ 1326.844687][ T32] r5:85a3578c r4:85a35400 ** 12 printk messages dropped ** [ 1326.845195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1326.845980][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1326.846125][ T32] r4:00000000 [ 1326.846144][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.846188][ T32] r9:83018205 r8:8522bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1326.846234][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.846280][ T32] r5:00001000 r4:eae0b000 [ 1326.846300][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.846339][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.846381][ T32] r5:851b138c r4:851b1000 [ 1326.846408][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.846454][ T32] r7:ddde2d80 r6:83018200 r5:851b138c r4:8521f580 [ 1326.846499][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.846597][ T32] r10:61c88647 r9:8522bc00 r8:8521f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.846679][ T32] r4:8521f580 [ 1326.846704][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.846752][ T32] r10:00000000 r9:8521f580 r8:8027f5e8 r7:eaff9e60 r6:85223880 r5:8522bc00 [ 1326.846776][ T32] r4:00000001 [ 1326.846795][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.846842][ T32] Exception stack(0xeb011fb0 to 0xeb011ff8) [ 1326.846877][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.846926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.846956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.846986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.847030][ T32] r4:84753840 [ 1326.847467][ T32] INFO: task kworker/1:420:4539 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.847513][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.847575][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.847640][ T32] Call trace: [ 1326.847715][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.847776][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.847803][ T32] r4:00000000 [ 1326.847840][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.847883][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.847926][ T32] 9d20: 923ef000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.847959][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.847985][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.848009][ T32] r5:80000113 r4:80239bb0 [ 1326.848028][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.848082][ T32] r4:82ac11e4 [ 1326.848128][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.848180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.848225][ T32] r4:eae89dc0 [ 1326.848248][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.848295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.848338][ T32] r4:00000000 [ 1326.848360][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.848413][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 4 printk messages dropped ** [ 1326.848636][ T32] r5:85a3578c r4:85a35400 ** 6 printk messages dropped ** [ 1326.848910][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.848933][ T32] r4:00000001 [ 1326.848953][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.848988][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.849013][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.849042][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.849083][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.849115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.849137][ T32] r4:847da040 [ 1326.849157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.849181][ T32] INFO: task kworker/1:421:4541 blocked for more than 453 seconds. [ 1326.849208][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.849232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.849252][ T32] task:kworker/1:421 state:D stack:0 pid:4541 tgid:4541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.849331][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.849409][ T32] Call trace: [ 1326.849444][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.849488][ T32] r10:82918888 r9:eb019d84 r8:00000002 r7:60000113 r6:eb019d8c r5:8522e000 [ 1326.849542][ T32] r4:8522e000 [ 1326.849580][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.849623][ T32] r5:8522e000 r4:82918884 [ 1326.849643][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.849680][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.849911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84753b00 ** 4 printk messages dropped ** [ 1326.850124][ T32] r5:00001000 r4:eae1b000 [ 1326.850155][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.850207][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.850357][ T32] r7:ddde2d80 r6:83018200 r5:851b178c r4:8521f600 ** 8 printk messages dropped ** [ 1326.850834][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.851689][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1326.887119][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.887478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1326.888303][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1326.888757][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.889174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1326.889992][ T32] r10:82918888 r9:eb021d84 r8:00000002 r7:60000113 r6:eb021d8c r5:8522ec00 ** 9 printk messages dropped ** [ 1326.890402][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.890741][ T32] r5:00001000 r4:eae2b000 [ 1326.890771][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.890974][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1326.891424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1326.899442][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.899691][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1326.900042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1326.900517][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.900836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1326.901186][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.901579][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.901953][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.902015][ T32] r5:00001000 r4:eae3b000 [ 1326.902038][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.902079][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.902131][ T32] r5:851b0b8c r4:851b0800 [ 1326.902316][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.915477][ T32] r7:ddde2d80 r6:83018200 r5:851b0b8c r4:8521f700 [ 1326.915537][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.915612][ T32] r10:61c88647 r9:8522d400 r8:8521f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.915657][ T32] r4:8521f700 [ 1326.915692][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.915755][ T32] r10:00000000 r9:8521f700 r8:8027f5e8 r7:eaff9e60 r6:85223a00 r5:8522d400 [ 1326.915789][ T32] r4:00000001 [ 1326.915823][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.915867][ T32] Exception stack(0xeb029fb0 to 0xeb029ff8) [ 1326.915896][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.915925][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.915952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.915981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.916002][ T32] r4:84753c00 [ 1326.916748][ T32] INFO: task kworker/1:423:4545 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.916806][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.916890][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.916964][ T32] Call trace: [ 1326.917024][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.917105][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.917163][ T32] r4:00000000 [ 1326.917187][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.917260][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.917294][ T32] 9d20: 932b3000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.917332][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.917375][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.917411][ T32] r5:80000113 r4:80239bb0 [ 1326.917434][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.917495][ T32] r4:82ac11e4 [ 1326.917519][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.917569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.917613][ T32] r4:eae89dc0 [ 1326.917637][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.917686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.917708][ T32] r4:00000000 [ 1326.917728][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.917773][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.917796][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.917838][ T32] r5:00001000 r4:ecf8f000 [ 1326.917859][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.917899][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.917941][ T32] r5:85a3578c r4:85a35400 [ 1326.917988][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.918039][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.918081][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.918152][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.918195][ T32] r4:848b5600 [ 1326.918239][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.918289][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.918323][ T32] r4:00000001 [ 1326.918346][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.918384][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.918418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.918446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.918473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.918502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.918523][ T32] r4:847da040 [ 1326.918544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.918628][ T32] INFO: task kworker/1:424:4547 blocked for more than 453 seconds. [ 1326.918696][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1326.918792][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.919240][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.919658][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.919702][ T32] r5:00001000 r4:eae73000 [ 1326.919732][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.919909][ T32] r7:ddde2d80 r6:83018200 r5:851b2b8c r4:8521f780 ** 8 printk messages dropped ** [ 1326.920297][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.921029][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.921379][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 6 printk messages dropped ** [ 1326.921759][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1326.922019][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1326.933693][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1326.933986][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.934318][ T32] task:kworker/1:425 state:D stack:0 pid:4549 tgid:4549 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.935892][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 ** 8 printk messages dropped ** [ 1326.936208][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.936275][ T32] r5:00001000 r4:eae63000 [ 1326.936305][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.936347][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.936396][ T32] r5:851b278c r4:851b2400 [ 1326.936449][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.936498][ T32] r7:ddde2d80 r6:83018200 r5:851b278c r4:8521f800 [ 1326.936540][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.936590][ T32] r10:61c88647 r9:84a46c00 r8:8521f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.936613][ T32] r4:8521f800 [ 1326.936632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.936699][ T32] r10:00000000 r9:8521f800 r8:8027f5e8 r7:eb02de60 r6:85223b00 r5:84a46c00 [ 1326.936725][ T32] r4:00000001 [ 1326.936746][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.936805][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1326.936837][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.936887][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.936918][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.936947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.936969][ T32] r4:84753f00 [ 1326.937700][ T32] INFO: task kworker/1:425:4549 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.937734][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.937817][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.937898][ T32] Call trace: [ 1326.937964][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.938014][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.938038][ T32] r4:00000000 [ 1326.938058][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.938118][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.938149][ T32] 9d20: 932b3000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.938178][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.938235][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.938281][ T32] r5:80000113 r4:80239bb0 [ 1326.938309][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.938376][ T32] r4:82ac11e4 [ 1326.938405][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.938471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.938518][ T32] r4:eae89dc0 [ 1326.938585][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.938637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.938660][ T32] r4:00000000 [ 1326.938680][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.938737][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.938763][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.938805][ T32] r5:00001000 r4:ecf8f000 [ 1326.938826][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.938865][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.938907][ T32] r5:85a3578c r4:85a35400 [ 1326.938928][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.938973][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.939017][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.939076][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.939122][ T32] r4:848b5600 [ 1326.939166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.939216][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.939263][ T32] r4:00000001 [ 1326.939287][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.939325][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.939362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.939399][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1326.939521][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1326.939769][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.940124][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.940567][ T32] r5:00001000 r4:eb051000 [ 1326.940587][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.940666][ T32] r5:8526038c r4:85260000 ** 3 printk messages dropped ** [ 1326.940798][ T32] r10:61c88647 r9:848f8000 r8:8521f8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.941065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.941851][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 6 printk messages dropped ** [ 1326.942101][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1326.968494][ T32] r4:eae89dc0 ** 5 printk messages dropped ** [ 1326.968747][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.969108][ T32] r4:848b5600 ** 5 printk messages dropped ** [ 1326.969378][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.969661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1326.969943][ T32] r4:848f8c00 ** 4 printk messages dropped ** [ 1326.970137][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e08 ** 9 printk messages dropped ** [ 1326.970715][ T32] r5:00001000 r4:eae83000 [ 1326.970757][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.970880][ T32] r5:851b2f8c r4:851b2c00 ** 3 printk messages dropped ** [ 1326.971082][ T32] r10:61c88647 r9:848f8c00 r8:8521f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.971388][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.984902][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 3 printk messages dropped ** [ 1326.985059][ T32] 9d20: 93dca000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.985092][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.985117][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.985141][ T32] r5:80000113 r4:80239bb0 [ 1326.985162][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.985209][ T32] r4:82ac11e4 [ 1326.985249][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.985302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.985346][ T32] r4:eae89dc0 [ 1326.985371][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.985434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.985480][ T32] r4:00000000 [ 1326.985503][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.985574][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1326.985630][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.985678][ T32] r5:00001000 r4:ecf8f000 [ 1326.985700][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.985760][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.985808][ T32] r5:85a3578c r4:85a35400 [ 1326.985831][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.985881][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1326.985925][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.986044][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.986086][ T32] r4:848b5600 [ 1326.986111][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.986180][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.986206][ T32] r4:00000001 [ 1326.986236][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.986276][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.986312][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.986345][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.986381][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.986433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.986460][ T32] r4:847da040 [ 1326.986505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.986537][ T32] INFO: task kworker/1:428:4556 blocked for more than 453 seconds. [ 1326.986600][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.986627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.986648][ T32] task:kworker/1:428 state:D stack:0 pid:4556 tgid:4556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.986716][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.986761][ T32] Call trace: [ 1326.986805][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.986852][ T32] r10:82918888 r9:eb065d84 r8:00000002 r7:60000013 r6:eb065d8c r5:848fb000 [ 1326.986912][ T32] r4:848fb000 [ 1326.986936][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1326.986977][ T32] r5:848fb000 r4:82918884 [ 1326.987018][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.987060][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.987125][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb065e08 [ 1326.987150][ T32] r4:00000000 [ 1326.987193][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1326.987233][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1326.987272][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.987316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842f2100 [ 1326.987354][ T32] r4:00000000 [ 1326.987419][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1326.987492][ T32] r9:83018205 r8:848fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1326.987538][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.987606][ T32] r5:00001000 r4:eae93000 [ 1326.987649][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.987694][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.987760][ T32] r5:851b238c r4:851b2000 [ 1326.987804][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.987853][ T32] r7:ddde2d80 r6:83018200 r5:851b238c r4:8521f980 [ 1326.987883][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.987936][ T32] r10:61c88647 r9:848fb000 r8:8521f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.987959][ T32] r4:8521f980 [ 1326.987977][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.988024][ T32] r10:00000000 r9:8521f980 r8:8027f5e8 r7:eb03de60 r6:85223c80 r5:848fb000 [ 1326.988046][ T32] r4:00000001 [ 1326.988065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.988101][ T32] Exception stack(0xeb065fb0 to 0xeb065ff8) [ 1326.988127][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.988155][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.988201][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.988234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.988278][ T32] r4:842f2380 [ 1326.988966][ T32] INFO: task kworker/1:428:4556 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1326.989022][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.989106][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.989187][ T32] Call trace: [ 1326.989242][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1326.989291][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1326.989325][ T32] r4:00000000 [ 1326.989347][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.989397][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1326.989430][ T32] 9d20: 93dca000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1326.989480][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1326.989509][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1326.989533][ T32] r5:80000113 r4:80239bb0 [ 1326.989584][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.989633][ T32] r4:82ac11e4 [ 1326.989655][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.989725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1326.989751][ T32] r4:eae89dc0 [ 1326.989771][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1326.989818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1326.989860][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.990008][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1326.990363][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1326.990529][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1326.990583][ T32] r4:00000001 [ 1326.990652][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.990738][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1326.990789][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.990820][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.990847][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.990877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.990922][ T32] r4:847da040 [ 1326.990954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.990992][ T32] INFO: task kworker/1:429:4558 blocked for more than 453 seconds. [ 1326.991031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.991055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.991075][ T32] task:kworker/1:429 state:D stack:0 pid:4558 tgid:4558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.991120][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.991161][ T32] Call trace: [ 1326.991189][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1326.991254][ T32] r10:82918888 r9:eb06dd84 r8:00000002 r7:60000013 r6:eb06dd8c r5:848f9800 [ 1326.991287][ T32] r4:848f9800 [ 1326.991329][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1326.991466][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.991905][ T32] r5:00001000 r4:eaea3000 [ 1326.991925][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1326.991985][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.992053][ T32] r5:851b378c r4:851b3400 [ 1326.992091][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.015589][ T32] r10:00000000 r9:8521fa00 r8:8027f5e8 r7:eb03de60 r6:85223d00 r5:848f9800 ** 9 printk messages dropped ** [ 1327.016725][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.017279][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1327.017625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 10 printk messages dropped ** [ 1327.018230][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.018512][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.018888][ T32] task:kworker/1:430 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.019407][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 ** 9 printk messages dropped ** [ 1327.019864][ T32] r5:00001000 r4:eaeb3000 [ 1327.019886][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.019974][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.020021][ T32] r5:851b3b8c r4:851b3800 [ 1327.020063][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.020134][ T32] r7:ddde2d80 r6:83018200 r5:851b3b8c r4:8521fa80 [ 1327.020172][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.020220][ T32] r10:61c88647 r9:851dbc00 r8:8521faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.020263][ T32] r4:8521fa80 [ 1327.020299][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.020401][ T32] r10:00000000 r9:8521fa80 r8:8027f5e8 r7:eb03de60 r6:8521fb00 r5:851dbc00 [ 1327.020428][ T32] r4:00000001 [ 1327.020450][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.020509][ T32] Exception stack(0xeb025fb0 to 0xeb025ff8) [ 1327.020539][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.020567][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.020594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.020622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.020644][ T32] r4:842f24c0 [ 1327.021040][ T32] INFO: task kworker/1:430:4559 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.021094][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.021177][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.021256][ T32] Call trace: [ 1327.021315][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.021375][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.021425][ T32] r4:00000000 [ 1327.021448][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.021511][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.021542][ T32] 9d20: 9442e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.021571][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.021617][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.021644][ T32] r5:80000113 r4:80239bb0 [ 1327.021681][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.021733][ T32] r4:82ac11e4 [ 1327.021754][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.021818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.021843][ T32] r4:eae89dc0 [ 1327.021863][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.021910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.021953][ T32] r4:00000000 [ 1327.021976][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.022023][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.022044][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.022095][ T32] r5:00001000 r4:ecf8f000 [ 1327.022119][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.033650][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.033778][ T32] r5:85a3578c r4:85a35400 [ 1327.033827][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.033892][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.033918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.033966][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.033988][ T32] r4:848b5600 [ 1327.034021][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.034095][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.034142][ T32] r4:00000001 [ 1327.034185][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.034230][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.034261][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.034313][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.034366][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.034425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.034461][ T32] r4:847da040 [ 1327.034497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.034539][ T32] INFO: task kworker/1:431:4561 blocked for more than 453 seconds. [ 1327.034618][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.034657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.034702][ T32] task:kworker/1:431 state:D stack:0 pid:4561 tgid:4561 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.034787][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.034867][ T32] Call trace: [ 1327.034909][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.034981][ T32] r10:82918888 r9:eb075d84 r8:00000002 r7:60000113 r6:eb075d8c r5:851dc800 [ 1327.035028][ T32] r4:851dc800 ** 3 printk messages dropped ** [ 1327.035173][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.035602][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.035652][ T32] r5:00001000 r4:eaecb000 [ 1327.035682][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.035726][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.035846][ T32] r7:ddde2d80 r6:83018200 r5:851b338c r4:8521fb80 ** 8 printk messages dropped ** [ 1327.036267][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.037214][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.037477][ T32] 9d20: 9442e000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1327.037890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 10 printk messages dropped ** [ 1327.038324][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.038766][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.039112][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.039152][ T32] Call trace: [ 1327.039182][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.039226][ T32] r10:82918888 r9:eb079d84 r8:00000002 r7:60000113 r6:eb079d8c r5:851dd400 [ 1327.039269][ T32] r4:851dd400 [ 1327.039301][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.039368][ T32] r5:851dd400 r4:82918884 [ 1327.039412][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.039458][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.039522][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb079e08 [ 1327.039588][ T32] r4:00000000 [ 1327.039612][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.039650][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.039709][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.039757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842f2880 [ 1327.039801][ T32] r4:00000000 [ 1327.039838][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.039886][ T32] r9:83018205 r8:851dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1327.039939][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.039984][ T32] r5:00001000 r4:eaf83000 [ 1327.040004][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.040063][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.040131][ T32] r5:851b3f8c r4:851b3c00 [ 1327.040154][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.040199][ T32] r7:ddde2d80 r6:83018200 r5:851b3f8c r4:8521fc80 [ 1327.040220][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.040286][ T32] r10:61c88647 r9:851dd400 r8:8521fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.040349][ T32] r4:8521fc80 [ 1327.040373][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.040425][ T32] r10:00000000 r9:8521fc80 r8:8027f5e8 r7:eb03de60 r6:8521fd00 r5:851dd400 [ 1327.040447][ T32] r4:00000001 [ 1327.040467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.040522][ T32] Exception stack(0xeb079fb0 to 0xeb079ff8) [ 1327.040572][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.040605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.040633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.040682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.040728][ T32] r4:842f2900 [ 1327.041036][ T32] INFO: task kworker/1:432:4564 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.041067][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.041166][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.041257][ T32] Call trace: [ 1327.041296][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.041352][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.041378][ T32] r4:00000000 [ 1327.041423][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.041465][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.041493][ T32] 9d20: 9442e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.041532][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.041590][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.041617][ T32] r5:80000113 r4:80239bb0 [ 1327.041638][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.041682][ T32] r4:82ac11e4 [ 1327.041711][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.041763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.041785][ T32] r4:eae89dc0 [ 1327.041826][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.041875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.041898][ T32] r4:00000000 [ 1327.041917][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.041962][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.041983][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1327.072742][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1327.073073][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.073545][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.073835][ T32] r5:851de000 r4:82918884 ** 5 printk messages dropped ** [ 1327.074126][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.074433][ T32] r5:00001000 r4:eb0eb000 [ 1327.074497][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.074716][ T32] r7:ddde2d80 r6:83018200 r5:85260f8c r4:8521fd80 ** 6 printk messages dropped ** [ 1327.074911][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.075914][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.076326][ T32] 9d20: 94e0d000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1327.076677][ T32] r4:eae89dc0 ** 8 printk messages dropped ** [ 1327.077013][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.077367][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 6 printk messages dropped ** [ 1327.077680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1327.078117][ T32] r10:82918888 r9:eaf3dd84 r8:00000002 r7:60000113 r6:eaf3dd8c r5:851dec00 ** 6 printk messages dropped ** [ 1327.078369][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.078633][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.078768][ T32] r5:00001000 r4:eb097000 [ 1327.078837][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.078905][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.078951][ T32] r5:85260b8c r4:85260800 [ 1327.078983][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.079049][ T32] r7:ddde2d80 r6:83018200 r5:85260b8c r4:8521fe80 [ 1327.079074][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.079121][ T32] r10:61c88647 r9:851dec00 r8:8521feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.079174][ T32] r4:8521fe80 [ 1327.079217][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.079265][ T32] r10:00000000 r9:8521fe80 r8:8027f5e8 r7:eb07de60 r6:8521ff00 r5:851dec00 [ 1327.079310][ T32] r4:00000001 [ 1327.079332][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.079368][ T32] Exception stack(0xeaf3dfb0 to 0xeaf3dff8) [ 1327.079416][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.079447][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.079474][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.079504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.079535][ T32] r4:842f2c40 [ 1327.079902][ T32] INFO: task kworker/1:434:4567 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.079933][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.079986][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.080029][ T32] Call trace: [ 1327.080080][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.080152][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.080183][ T32] r4:00000000 [ 1327.080224][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.080267][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.080295][ T32] 9d20: 94e0d000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.080361][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.080392][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.080423][ T32] r5:80000113 r4:80239bb0 [ 1327.080444][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.080488][ T32] r4:82ac11e4 [ 1327.080508][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.080557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.080619][ T32] r4:eae89dc0 [ 1327.080644][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.080691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.080713][ T32] r4:00000000 [ 1327.080732][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.080778][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.080815][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.080861][ T32] r5:00001000 r4:ecf8f000 [ 1327.080882][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.080931][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.080978][ T32] r5:85a3578c r4:85a35400 [ 1327.080998][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.081044][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.081087][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.081136][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.081159][ T32] r4:848b5600 [ 1327.081179][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.081235][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.081282][ T32] r4:00000001 [ 1327.081305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.081343][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.081369][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.081404][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.081431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.081471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.081496][ T32] r4:847da040 [ 1327.081537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.081565][ T32] INFO: task kworker/1:435:4570 blocked for more than 453 seconds. [ 1327.081593][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.081615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.081656][ T32] task:kworker/1:435 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.081728][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.081789][ T32] Call trace: [ 1327.081822][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.081866][ T32] r10:82918888 r9:eb085d84 r8:00000002 r7:60000013 r6:eb085d8c r5:851db000 [ 1327.081911][ T32] r4:851db000 ** 1 printk messages dropped ** [ 1327.082003][ T32] r5:851db000 r4:82918884 ** 5 printk messages dropped ** [ 1327.103093][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.103461][ T32] r5:00001000 r4:eb0a7000 [ 1327.103501][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.103547][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.103591][ T32] r5:8526078c r4:85260400 ** 1 printk messages dropped ** [ 1327.103705][ T32] r7:ddde2d80 r6:83018200 r5:8526078c r4:8521ff80 ** 7 printk messages dropped ** [ 1327.104003][ T32] Exception stack(0xeb085fb0 to 0xeb085ff8) ** 6 printk messages dropped ** [ 1327.104905][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.105425][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.105672][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.105891][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.106232][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.106476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.106745][ T32] task:kworker/1:436 state:D stack:0 pid:4571 tgid:4571 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.106820][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.106890][ T32] Call trace: [ 1327.106934][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.106981][ T32] r10:82918888 r9:eb0a5d84 r8:00000002 r7:60000113 r6:eb0a5d8c r5:851d8000 [ 1327.107030][ T32] r4:851d8000 [ 1327.107076][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.107142][ T32] r5:851d8000 r4:82918884 [ 1327.107167][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.107228][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.107278][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 [ 1327.107322][ T32] r4:00000000 [ 1327.107353][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.107393][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.107465][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.107545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221c00 [ 1327.107595][ T32] r4:00000000 [ 1327.107618][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.107687][ T32] r9:83018205 r8:851d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1327.107712][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.107779][ T32] r5:00001000 r4:eb0bf000 [ 1327.107825][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.107876][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.107918][ T32] r5:8526138c r4:85261000 [ 1327.107938][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.107982][ T32] r7:ddde2d80 r6:83018200 r5:8526138c r4:842f0080 [ 1327.108003][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.108058][ T32] r10:61c88647 r9:851d8000 r8:842f00ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.108094][ T32] r4:842f0080 [ 1327.108145][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.108194][ T32] r10:00000000 r9:842f0080 r8:8027f5e8 r7:eb07de60 r6:842f0100 r5:851d8000 [ 1327.108239][ T32] r4:00000001 [ 1327.108262][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.108321][ T32] Exception stack(0xeb0a5fb0 to 0xeb0a5ff8) [ 1327.108351][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.108379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.108412][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.108465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.108513][ T32] r4:85221640 [ 1327.108875][ T32] INFO: task kworker/1:436:4571 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.108927][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.108987][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.109053][ T32] Call trace: [ 1327.109109][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.109179][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.109211][ T32] r4:00000000 [ 1327.109232][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.109312][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.109345][ T32] 9d20: 94fa8000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.109374][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.109414][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.109471][ T32] r5:80000113 r4:80239bb0 [ 1327.109511][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.109569][ T32] r4:82ac11e4 [ 1327.109589][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.109638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.109682][ T32] r4:eae89dc0 [ 1327.109728][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.109777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 6 printk messages dropped ** [ 1327.110035][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.110486][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 9 printk messages dropped ** [ 1327.110906][ T32] INFO: task kworker/1:437:4573 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1327.111316][ T32] r4:851da400 ** 5 printk messages dropped ** [ 1327.111538][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.111844][ T32] r9:83018205 r8:851da400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1327.111893][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.111948][ T32] r5:00001000 r4:eb0d3000 [ 1327.111993][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.112037][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.112094][ T32] r5:8526178c r4:85261400 [ 1327.112118][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.112193][ T32] r7:ddde2d80 r6:83018200 r5:8526178c r4:842f0180 [ 1327.131933][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.132080][ T32] r10:61c88647 r9:851da400 r8:842f01ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.132108][ T32] r4:842f0180 [ 1327.132159][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.132618][ T32] r10:00000000 r9:842f0180 r8:8027f5e8 r7:eb07de60 r6:842f0200 r5:851da400 [ 1327.132653][ T32] r4:00000001 [ 1327.132676][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.132726][ T32] Exception stack(0xeb0bdfb0 to 0xeb0bdff8) [ 1327.132757][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.132799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.132831][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.132862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.132894][ T32] r4:84753e40 [ 1327.133622][ T32] INFO: task kworker/1:437:4573 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.133656][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.133723][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.133796][ T32] Call trace: [ 1327.133842][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.133893][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.133926][ T32] r4:00000000 [ 1327.133971][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.134015][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.134044][ T32] 9d20: 953dc000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.134093][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.134122][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.134146][ T32] r5:80000113 r4:80239bb0 [ 1327.134167][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.134227][ T32] r4:82ac11e4 [ 1327.134258][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.134311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.134355][ T32] r4:eae89dc0 [ 1327.134378][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.134431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.134466][ T32] r4:00000000 [ 1327.134500][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.134600][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.134637][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.134705][ T32] r5:00001000 r4:ecf8f000 [ 1327.134737][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.134780][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.134842][ T32] r5:85a3578c r4:85a35400 [ 1327.134866][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.134914][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.134935][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.135004][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.135040][ T32] r4:848b5600 [ 1327.135063][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.135111][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.135135][ T32] r4:00000001 [ 1327.135170][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.135241][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.135271][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.135300][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.135326][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.135355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.135377][ T32] r4:847da040 [ 1327.135427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.135460][ T32] INFO: task kworker/1:438:4575 blocked for more than 453 seconds. [ 1327.135517][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.135564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.135616][ T32] task:kworker/1:438 state:D stack:0 pid:4575 tgid:4575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.135665][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.135729][ T32] Call trace: [ 1327.135804][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.135874][ T32] r10:82918888 r9:eb0cdd84 r8:00000002 r7:60000113 r6:eb0cdd8c r5:851d9800 [ 1327.135909][ T32] r4:851d9800 [ 1327.135942][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.135986][ T32] r5:851d9800 r4:82918884 [ 1327.136007][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.136044][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.136089][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 [ 1327.136111][ T32] r4:00000000 [ 1327.136147][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.136198][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.136242][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1327.136422][ T32] r9:83018205 r8:851d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 1 printk messages dropped ** [ 1327.136510][ T32] r5:00001000 r4:dfa0d000 [ 1327.136534][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.136574][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.136832][ T32] r10:61c88647 r9:851d9800 r8:842f02ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.136854][ T32] r4:842f0280 [ 1327.136873][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.136948][ T32] r10:00000000 r9:842f0280 r8:8027f5e8 r7:eb07de60 r6:842f0300 r5:851d9800 [ 1327.136985][ T32] r4:00000001 [ 1327.137036][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.137106][ T32] Exception stack(0xeb0cdfb0 to 0xeb0cdff8) [ 1327.137144][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.137201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.137231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.137262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.137305][ T32] r4:84722040 [ 1327.137708][ T32] INFO: task kworker/1:438:4575 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.137742][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.137837][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.137908][ T32] Call trace: [ 1327.137957][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.138029][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.138055][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.138195][ T32] 9d20: 953dc000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1327.138522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1327.138935][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1327.139220][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.139387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.139638][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.139945][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.140378][ T32] r5:00001000 r4:e00e5000 [ 1327.140406][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.140447][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.140488][ T32] r5:85262f8c r4:85262c00 [ 1327.140528][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.140657][ T32] r10:61c88647 r9:85175400 r8:842f03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.141009][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.141676][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 9 printk messages dropped ** [ 1327.141970][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1327.175698][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1327.175913][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.176141][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.176179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.176201][ T32] r4:847da040 [ 1327.176225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.176276][ T32] INFO: task kworker/0:290:4582 blocked for more than 453 seconds. [ 1327.176317][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.176343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.176363][ T32] task:kworker/0:290 state:D stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.176449][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.176496][ T32] Call trace: [ 1327.176525][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.176583][ T32] r10:82918888 r9:eaed5d84 r8:00000002 r7:60000113 r6:eaed5d8c r5:848fbc00 [ 1327.176608][ T32] r4:848fbc00 [ 1327.176628][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.176677][ T32] r5:848fbc00 r4:82918884 [ 1327.176702][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.176742][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.176787][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed5e08 [ 1327.176809][ T32] r4:00000000 [ 1327.176838][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.176880][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.176922][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.176986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84996140 [ 1327.177012][ T32] r4:00000000 [ 1327.177031][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.177076][ T32] r9:83018005 r8:848fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1327.177098][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.177139][ T32] r5:00001000 r4:e0219000 [ 1327.177167][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.177211][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.177255][ T32] r5:8520878c r4:85208400 [ 1327.177294][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.177343][ T32] r7:dddced80 r6:83018000 r5:8520878c r4:85223d80 [ 1327.177364][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.177442][ T32] r10:61c88647 r9:848fbc00 r8:85223dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.177468][ T32] r4:85223d80 [ 1327.177488][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.177535][ T32] r10:00000000 r9:85223d80 r8:8027f5e8 r7:e8ac5e60 r6:85223e00 r5:848fbc00 [ 1327.177556][ T32] r4:00000001 [ 1327.177596][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.177637][ T32] Exception stack(0xeaed5fb0 to 0xeaed5ff8) [ 1327.177684][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.177716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.177744][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.177803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.177841][ T32] r4:8479ec00 [ 1327.178626][ T32] INFO: task kworker/0:290:4582 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.178686][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.178807][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.178881][ T32] Call trace: [ 1327.178911][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.178958][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.178982][ T32] r4:00000000 [ 1327.179001][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.179039][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.179068][ T32] 9d20: 95d5e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.179096][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.179121][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.179154][ T32] r5:80000113 r4:80239bb0 [ 1327.179199][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.179257][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1327.179418][ T32] r4:eae89dc0 ** 8 printk messages dropped ** [ 1327.179748][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.180085][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 7 printk messages dropped ** [ 1327.180317][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1327.180520][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.180873][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.181224][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.181267][ T32] r5:00001000 r4:e00b3000 ** 1 printk messages dropped ** [ 1327.181324][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.181698][ T32] r10:00000000 r9:85223e80 r8:8027f5e8 r7:eaed5e60 r6:85223f00 r5:848fc800 ** 9 printk messages dropped ** [ 1327.197186][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.197952][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1327.198310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1327.198867][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1327.199046][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.199296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1327.199634][ T32] Call trace: [ 1327.199663][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.199708][ T32] r10:82918888 r9:eb0f5d84 r8:00000002 r7:60000113 r6:eb0f5d8c r5:848fd400 [ 1327.199753][ T32] r4:848fd400 [ 1327.199815][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.199858][ T32] r5:848fd400 r4:82918884 [ 1327.199878][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.199916][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.199959][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f5e08 [ 1327.199980][ T32] r4:00000000 [ 1327.199999][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.200046][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.200089][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.200219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84996480 [ 1327.200245][ T32] r4:00000000 [ 1327.200265][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.200312][ T32] r9:83018005 r8:848fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1327.200357][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.200406][ T32] r5:00001000 r4:e0773000 [ 1327.200427][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.200466][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.200508][ T32] r5:85208b8c r4:85208800 [ 1327.200543][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.200607][ T32] r7:dddced80 r6:83018000 r5:85208b8c r4:85223f80 [ 1327.200642][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.200714][ T32] r10:61c88647 r9:848fd400 r8:85223fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.200751][ T32] r4:85223f80 [ 1327.200783][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.200845][ T32] r10:00000000 r9:85223f80 r8:8027f5e8 r7:eaed5e60 r6:8413d000 r5:848fd400 [ 1327.200885][ T32] r4:00000001 [ 1327.200916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.200979][ T32] Exception stack(0xeb0f5fb0 to 0xeb0f5ff8) [ 1327.201026][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.201119][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.201155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.201227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.201253][ T32] r4:84996080 [ 1327.201845][ T32] INFO: task kworker/0:292:4586 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.201877][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.202087][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.202148][ T32] Call trace: [ 1327.216811][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.216939][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.216989][ T32] r4:00000000 [ 1327.217014][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.217059][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.217091][ T32] 9d20: 962a0000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.217120][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.217167][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.217196][ T32] r5:80000113 r4:80239bb0 [ 1327.217217][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.217264][ T32] r4:82ac11e4 [ 1327.217306][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.217359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.217382][ T32] r4:eae89dc0 [ 1327.217411][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.217458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.217566][ T32] r4:00000000 [ 1327.217611][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.217661][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.217708][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.217764][ T32] r5:00001000 r4:ecf8f000 [ 1327.217786][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.217868][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.217940][ T32] r5:85a3578c r4:85a35400 [ 1327.217968][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.218061][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.218129][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.218196][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.218268][ T32] r4:848b5600 [ 1327.218292][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.218341][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.218364][ T32] r4:00000001 [ 1327.218383][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.218448][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.218479][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.218800][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.219112][ T32] r4:848fe000 ** 4 printk messages dropped ** [ 1327.219309][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 ** 9 printk messages dropped ** [ 1327.219686][ T32] r5:00001000 r4:e0265000 [ 1327.219722][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.219785][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.219961][ T32] r10:61c88647 r9:848fe000 r8:8413d0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1327.220207][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.220239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.220288][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.220320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.220408][ T32] r4:84996080 [ 1327.221160][ T32] INFO: task kworker/0:293:4587 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.221216][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.221297][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.221346][ T32] Call trace: [ 1327.221411][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.221459][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.221483][ T32] r4:00000000 [ 1327.221502][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.221539][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.221582][ T32] 9d20: 962a0000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.221632][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.221668][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.221713][ T32] r5:80000113 r4:80239bb0 [ 1327.221737][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.221813][ T32] r4:82ac11e4 [ 1327.221838][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.221889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.221911][ T32] r4:eae89dc0 [ 1327.221941][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.221996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.222019][ T32] r4:00000000 [ 1327.222038][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.222105][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.222130][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.234466][ T32] r5:00001000 r4:ecf8f000 [ 1327.234545][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.234662][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.234709][ T32] r5:85a3578c r4:85a35400 [ 1327.234731][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.234779][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.234824][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.234906][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.234970][ T32] r4:848b5600 [ 1327.235004][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.235055][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.235078][ T32] r4:00000001 [ 1327.235098][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.235137][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.235166][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.235217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.235257][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.235289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.235312][ T32] r4:847da040 [ 1327.235335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.235365][ T32] INFO: task kworker/0:294:4590 blocked for more than 453 seconds. [ 1327.235403][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.235429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.235450][ T32] task:kworker/0:294 state:D stack:0 pid:4590 tgid:4590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.235505][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.235551][ T32] Call trace: [ 1327.235620][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.235677][ T32] r10:82918888 r9:eb101d84 r8:00000002 r7:60000013 r6:eb101d8c r5:848fa400 [ 1327.235721][ T32] r4:848fa400 [ 1327.235764][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.235807][ T32] r5:848fa400 r4:82918884 [ 1327.235829][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.235866][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.235909][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb101e08 [ 1327.235931][ T32] r4:00000000 [ 1327.235950][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.235987][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.236050][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.236106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84996900 [ 1327.236150][ T32] r4:00000000 [ 1327.236195][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.236264][ T32] r9:83018005 r8:848fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1327.236305][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.236351][ T32] r5:00001000 r4:e09fb000 [ 1327.236404][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.236450][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.236493][ T32] r5:85209b8c r4:85209800 [ 1327.236514][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.236558][ T32] r7:dddced80 r6:83018000 r5:85209b8c r4:8413d180 [ 1327.236579][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.236627][ T32] r10:61c88647 r9:848fa400 r8:8413d1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.236652][ T32] r4:8413d180 [ 1327.236691][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.236749][ T32] r10:00000000 r9:8413d180 r8:8027f5e8 r7:eb0f5e60 r6:8413d200 r5:848fa400 [ 1327.236774][ T32] r4:00000001 [ 1327.236794][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.236852][ T32] Exception stack(0xeb101fb0 to 0xeb101ff8) [ 1327.236903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.236943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.236972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.237001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.237024][ T32] r4:84996080 [ 1327.237796][ T32] INFO: task kworker/0:294:4590 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.237836][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.237920][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.237990][ T32] Call trace: [ 1327.238019][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.238065][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.238122][ T32] r4:00000000 [ 1327.238166][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.238209][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.238237][ T32] 9d20: 966be000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.238266][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.238291][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.238336][ T32] r5:80000113 r4:80239bb0 [ 1327.238369][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.238423][ T32] r4:82ac11e4 [ 1327.238444][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.238513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.238539][ T32] r4:eae89dc0 [ 1327.238611][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.238686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.238713][ T32] r4:00000000 [ 1327.238733][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.238780][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.238805][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.238887][ T32] r5:00001000 r4:ecf8f000 [ 1327.238910][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.238953][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.238998][ T32] r5:85a3578c r4:85a35400 [ 1327.239019][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.239080][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.239127][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.239188][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.239214][ T32] r4:848b5600 [ 1327.239233][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.239280][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.239304][ T32] r4:00000001 [ 1327.239324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.239361][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.239387][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.239467][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.239520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.239555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.239579][ T32] r4:847da040 [ 1327.239599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.239625][ T32] INFO: task kworker/1:440:4591 blocked for more than 453 seconds. [ 1327.239685][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.239734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.239776][ T32] task:kworker/1:440 state:D stack:0 pid:4591 tgid:4591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.239825][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.239867][ T32] Call trace: [ 1327.239927][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.239995][ T32] r10:82918888 r9:eb105d84 r8:00000002 r7:60000113 r6:eb105d8c r5:851d8c00 [ 1327.240050][ T32] r4:851d8c00 [ 1327.240073][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.240113][ T32] r5:851d8c00 r4:82918884 [ 1327.240133][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.240190][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.240259][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 [ 1327.240307][ T32] r4:00000000 [ 1327.240353][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.240422][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.240466][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.240511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84722d80 [ 1327.240553][ T32] r4:00000000 [ 1327.240576][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.240624][ T32] r9:83018205 r8:851d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1327.240666][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.240722][ T32] r5:00001000 r4:e8a8b000 [ 1327.240759][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.240804][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.240847][ T32] r5:85261f8c r4:85261c00 [ 1327.240889][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.240938][ T32] r7:ddde2d80 r6:83018200 r5:85261f8c r4:842f0480 [ 1327.240980][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.241031][ T32] r10:61c88647 r9:851d8c00 r8:842f04ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.241074][ T32] r4:842f0480 [ 1327.241097][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.241144][ T32] r10:00000000 r9:842f0480 r8:8027f5e8 r7:eb0e9e60 r6:8413d280 r5:851d8c00 [ 1327.241166][ T32] r4:00000001 [ 1327.241187][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.241222][ T32] Exception stack(0xeb105fb0 to 0xeb105ff8) [ 1327.241251][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.241279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.241339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.241372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.241405][ T32] r4:84722540 [ 1327.241808][ T32] INFO: task kworker/1:440:4591 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.241845][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.241932][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.241982][ T32] Call trace: [ 1327.242026][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.242074][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.242124][ T32] r4:00000000 [ 1327.242168][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.265362][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.265462][ T32] 9d20: 96c58000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.265519][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.265549][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.265579][ T32] r5:80000113 r4:80239bb0 [ 1327.265602][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.265679][ T32] r4:82ac11e4 [ 1327.265713][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.265788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.265823][ T32] r4:eae89dc0 [ 1327.265847][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.265915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.265941][ T32] r4:00000000 [ 1327.265962][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.266014][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.266058][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.266109][ T32] r5:00001000 r4:ecf8f000 [ 1327.266131][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.266171][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.266233][ T32] r5:85a3578c r4:85a35400 [ 1327.266257][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.266327][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.266353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.266407][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.266451][ T32] r4:848b5600 [ 1327.266476][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.266524][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.266546][ T32] r4:00000001 [ 1327.266611][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.266686][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.266734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.266796][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.266850][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.266883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.266927][ T32] r4:847da040 [ 1327.266963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.267015][ T32] INFO: task kworker/0:295:4592 blocked for more than 453 seconds. [ 1327.267051][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.267077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.267098][ T32] task:kworker/0:295 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.267162][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.267211][ T32] Call trace: [ 1327.267243][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.267291][ T32] r10:82918888 r9:eb109d84 r8:00000002 r7:60000013 r6:eb109d8c r5:85240000 [ 1327.267334][ T32] r4:85240000 [ 1327.267450][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.267515][ T32] r5:85240000 r4:82918884 [ 1327.267539][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.267601][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.267650][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb109e08 [ 1327.267672][ T32] r4:00000000 [ 1327.267692][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.267728][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.267765][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.267829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84996800 [ 1327.267855][ T32] r4:00000000 [ 1327.267874][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.267931][ T32] r9:83018005 r8:85240000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1327.267978][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.268032][ T32] r5:00001000 r4:e07cf000 [ 1327.268054][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.268094][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.268137][ T32] r5:8520938c r4:85209000 [ 1327.268170][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.268239][ T32] r7:dddced80 r6:83018000 r5:8520938c r4:8413d300 [ 1327.268282][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.268332][ T32] r10:61c88647 r9:85240000 r8:8413d32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.268378][ T32] r4:8413d300 [ 1327.268408][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.268456][ T32] r10:00000000 r9:8413d300 r8:8027f5e8 r7:eb101e60 r6:8413d380 r5:85240000 [ 1327.268493][ T32] r4:00000001 [ 1327.268516][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.268553][ T32] Exception stack(0xeb109fb0 to 0xeb109ff8) [ 1327.268579][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.268607][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.268633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.268683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.268719][ T32] r4:84996640 [ 1327.269465][ T32] INFO: task kworker/0:295:4592 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.269499][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.269630][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.269676][ T32] Call trace: [ 1327.269705][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.269764][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.269812][ T32] r4:00000000 [ 1327.269835][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.269874][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.269902][ T32] 9d20: 96c58000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.269940][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.269989][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.270016][ T32] r5:80000113 r4:80239bb0 [ 1327.270037][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.270102][ T32] r4:82ac11e4 [ 1327.270155][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.270207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.270230][ T32] r4:eae89dc0 [ 1327.270249][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.270314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.270361][ T32] r4:00000000 [ 1327.270407][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.270460][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.270482][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.270524][ T32] r5:00001000 r4:ecf8f000 [ 1327.270546][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.270655][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.270720][ T32] r5:85a3578c r4:85a35400 [ 1327.270742][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.270789][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.270834][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.270909][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.270934][ T32] r4:848b5600 [ 1327.270975][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.271044][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.271070][ T32] r4:00000001 [ 1327.271092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.271130][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.271179][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.271231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.271261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.271329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.271376][ T32] r4:847da040 [ 1327.271403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.271450][ T32] INFO: task kworker/0:296:4594 blocked for more than 453 seconds. [ 1327.271481][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.271504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.271524][ T32] task:kworker/0:296 state:D stack:0 pid:4594 tgid:4594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.271568][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.271609][ T32] Call trace: [ 1327.271637][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.271701][ T32] r10:82918888 r9:eb10dd84 r8:00000002 r7:60000113 r6:eb10dd8c r5:84a0d400 [ 1327.271728][ T32] r4:84a0d400 [ 1327.271747][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.271806][ T32] r5:84a0d400 r4:82918884 [ 1327.271829][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.271868][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.271911][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb10de08 [ 1327.271954][ T32] r4:00000000 [ 1327.271977][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.272020][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.272060][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.272104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849968c0 [ 1327.272136][ T32] r4:00000000 [ 1327.297364][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.297531][ T32] r9:83018005 r8:84a0d400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1327.297564][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.297614][ T32] r5:00001000 r4:e08e3000 [ 1327.297636][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.297676][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.297723][ T32] r5:8520978c r4:85209400 [ 1327.297744][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.297792][ T32] r7:dddced80 r6:83018000 r5:8520978c r4:8413d400 [ 1327.297844][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.297896][ T32] r10:61c88647 r9:84a0d400 r8:8413d42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.297941][ T32] r4:8413d400 [ 1327.298047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.298099][ T32] r10:00000000 r9:8413d400 r8:8027f5e8 r7:eb101e60 r6:842f0500 r5:84a0d400 [ 1327.298122][ T32] r4:00000001 [ 1327.298143][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.298181][ T32] Exception stack(0xeb10dfb0 to 0xeb10dff8) [ 1327.298252][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.298285][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.298313][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.298384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.298441][ T32] r4:849965c0 [ 1327.299191][ T32] INFO: task kworker/0:296:4594 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.299247][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.299342][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.299424][ T32] Call trace: [ 1327.299524][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.299581][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.299605][ T32] r4:00000000 [ 1327.299625][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.299684][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.299739][ T32] 9d20: 9722b000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.299771][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.299797][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.299821][ T32] r5:80000113 r4:80239bb0 [ 1327.299842][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.299920][ T32] r4:82ac11e4 [ 1327.299966][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.300019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.300042][ T32] r4:eae89dc0 [ 1327.300085][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.300134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.300157][ T32] r4:00000000 [ 1327.300177][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.300243][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.300289][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.300365][ T32] r5:00001000 r4:ecf8f000 [ 1327.300387][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.300435][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.300500][ T32] r5:85a3578c r4:85a35400 [ 1327.300525][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.300572][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.300593][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.300638][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.300661][ T32] r4:848b5600 [ 1327.300681][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.300726][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.300748][ T32] r4:00000001 [ 1327.300768][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.300804][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.300830][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.300857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.300883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.300912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.300933][ T32] r4:847da040 [ 1327.300954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.300981][ T32] INFO: task kworker/0:297:4596 blocked for more than 453 seconds. [ 1327.301055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.301101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.301124][ T32] task:kworker/0:297 state:D stack:0 pid:4596 tgid:4596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.301185][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.301231][ T32] Call trace: [ 1327.301260][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.301325][ T32] r10:82918888 r9:eb115d84 r8:00000002 r7:60000113 r6:eb115d8c r5:851e0000 [ 1327.301352][ T32] r4:851e0000 [ 1327.301372][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.301417][ T32] r5:851e0000 r4:82918884 [ 1327.301438][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.301478][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.301521][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb115e08 [ 1327.301542][ T32] r4:00000000 [ 1327.301561][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.301596][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.301634][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.301683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84996b00 [ 1327.301728][ T32] r4:00000000 [ 1327.301771][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.301819][ T32] r9:83018005 r8:851e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.301865][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.301912][ T32] r5:00001000 r4:e092f000 [ 1327.301933][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.301971][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.302012][ T32] r5:85209f8c r4:85209c00 [ 1327.302084][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.302134][ T32] r7:dddced80 r6:83018000 r5:85209f8c r4:8413d480 [ 1327.302243][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.312058][ T32] r10:61c88647 r9:851e0000 r8:8413d4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.312152][ T32] r4:8413d480 [ 1327.312652][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.312762][ T32] r10:00000000 r9:8413d480 r8:8027f5e8 r7:eb101e60 r6:842f0580 r5:851e0000 [ 1327.312790][ T32] r4:00000001 [ 1327.312813][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.312870][ T32] Exception stack(0xeb115fb0 to 0xeb115ff8) [ 1327.312902][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.312931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.312983][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.313017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.313039][ T32] r4:84996a80 [ 1327.313769][ T32] INFO: task kworker/0:297:4596 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.313825][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.313925][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.314002][ T32] Call trace: [ 1327.314057][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.314110][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.314134][ T32] r4:00000000 [ 1327.314155][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.314193][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.314221][ T32] 9d20: 9722b000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.314272][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.314302][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.314326][ T32] r5:80000113 r4:80239bb0 [ 1327.314369][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.314426][ T32] r4:82ac11e4 [ 1327.314448][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.314548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.314625][ T32] r4:eae89dc0 [ 1327.314733][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.314785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.314808][ T32] r4:00000000 [ 1327.314828][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.314874][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.314922][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.314969][ T32] r5:00001000 r4:ecf8f000 [ 1327.314991][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.315053][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.315139][ T32] r5:85a3578c r4:85a35400 [ 1327.315165][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.315214][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.315235][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.315282][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.315304][ T32] r4:848b5600 [ 1327.315323][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.315367][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.315417][ T32] r4:00000001 [ 1327.315442][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.315517][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.315580][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.315612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.315639][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.315669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.315713][ T32] r4:847da040 [ 1327.315778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.315822][ T32] INFO: task kworker/0:298:4598 blocked for more than 453 seconds. [ 1327.315856][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.315901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.315926][ T32] task:kworker/0:298 state:D stack:0 pid:4598 tgid:4598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.315993][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.316080][ T32] Call trace: [ 1327.316157][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.316206][ T32] r10:82918888 r9:eb11dd84 r8:00000002 r7:60000113 r6:eb11dd8c r5:851e1800 [ 1327.316230][ T32] r4:851e1800 [ 1327.316250][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.316299][ T32] r5:851e1800 r4:82918884 [ 1327.316333][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.316400][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.316465][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 [ 1327.316511][ T32] r4:00000000 [ 1327.316534][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.316572][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.316611][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.316689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84996bc0 [ 1327.316739][ T32] r4:00000000 [ 1327.316761][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.316831][ T32] r9:83018005 r8:851e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1327.316863][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.316907][ T32] r5:00001000 r4:e0985000 [ 1327.316948][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.316991][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.317066][ T32] r5:8520a38c r4:8520a000 [ 1327.317090][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.317136][ T32] r7:dddced80 r6:83018000 r5:8520a38c r4:8413d500 [ 1327.317157][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.317204][ T32] r10:61c88647 r9:851e1800 r8:8413d52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.317236][ T32] r4:8413d500 [ 1327.317259][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.317306][ T32] r10:00000000 r9:8413d500 r8:8027f5e8 r7:eb101e60 r6:842f0600 r5:851e1800 [ 1327.317329][ T32] r4:00000001 [ 1327.317358][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.317416][ T32] Exception stack(0xeb11dfb0 to 0xeb11dff8) [ 1327.317446][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.317475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.317502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.317530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.317553][ T32] r4:84996940 [ 1327.317947][ T32] INFO: task kworker/0:298:4598 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.317979][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.318034][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.318078][ T32] Call trace: [ 1327.318138][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1327.318616][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1327.319394][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.319755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.319798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.319875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.319943][ T32] r4:847da040 [ 1327.319966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.319992][ T32] INFO: task kworker/0:299:4600 blocked for more than 453 seconds. [ 1327.320020][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.320064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.320109][ T32] task:kworker/0:299 state:D stack:0 pid:4600 tgid:4600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.320168][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.320257][ T32] Call trace: [ 1327.320290][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.320360][ T32] r10:82918888 r9:eb125d84 r8:00000002 r7:60000013 r6:eb125d8c r5:851e3000 [ 1327.320384][ T32] r4:851e3000 [ 1327.320431][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.320475][ T32] r5:851e3000 r4:82918884 [ 1327.320496][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.320533][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.320577][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 [ 1327.320600][ T32] r4:00000000 [ 1327.320619][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.320655][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.320694][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.320738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84843080 [ 1327.320760][ T32] r4:00000000 [ 1327.320858][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.320938][ T32] r9:83018005 r8:851e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1327.320961][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.321004][ T32] r5:00001000 r4:eaced000 [ 1327.321058][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.321102][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.321147][ T32] r5:8520b38c r4:8520b000 [ 1327.321189][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.321238][ T32] r7:dddced80 r6:83018000 r5:8520b38c r4:8413d580 [ 1327.321260][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.321306][ T32] r10:61c88647 r9:851e3000 r8:8413d5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.321330][ T32] r4:8413d580 [ 1327.321349][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.321406][ T32] r10:00000000 r9:8413d580 r8:8027f5e8 r7:eb101e60 r6:842f0680 r5:851e3000 [ 1327.321432][ T32] r4:00000001 [ 1327.321452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.321488][ T32] Exception stack(0xeb125fb0 to 0xeb125ff8) [ 1327.321515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.321543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.321632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.321671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.321716][ T32] r4:84996c00 [ 1327.322047][ T32] INFO: task kworker/0:299:4600 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 1 printk messages dropped ** [ 1327.352750][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.353188][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 10 printk messages dropped ** [ 1327.353663][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1327.354006][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1327.354234][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.354262][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.354288][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.354316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.354338][ T32] r4:847da040 [ 1327.354388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.354512][ T32] INFO: task kworker/0:300:4601 blocked for more than 453 seconds. [ 1327.354573][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.354624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.354650][ T32] task:kworker/0:300 state:D stack:0 pid:4601 tgid:4601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.354728][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.354835][ T32] Call trace: [ 1327.354868][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.354915][ T32] r10:82918888 r9:eb129d84 r8:00000002 r7:60000113 r6:eb129d8c r5:851e0c00 [ 1327.354938][ T32] r4:851e0c00 [ 1327.354958][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.354997][ T32] r5:851e0c00 r4:82918884 [ 1327.355052][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.355094][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.355139][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 [ 1327.355196][ T32] r4:00000000 [ 1327.355246][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.355287][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.355581][ T32] r5:00001000 r4:e8af7000 [ 1327.355601][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.355640][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.355711][ T32] r5:8520a78c r4:8520a400 [ 1327.355761][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.355918][ T32] r10:61c88647 r9:851e0c00 r8:8413d62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1327.356303][ T32] r4:84996ac0 ** 2 printk messages dropped ** [ 1327.357182][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.357576][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 6 printk messages dropped ** [ 1327.357933][ T32] r4:eae89dc0 ** 8 printk messages dropped ** [ 1327.358272][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.358510][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.358856][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.358884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.358906][ T32] r4:847da040 [ 1327.358925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.358949][ T32] INFO: task kworker/1:441:4604 blocked for more than 453 seconds. [ 1327.358975][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.358997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.359017][ T32] task:kworker/1:441 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.359087][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.359128][ T32] Call trace: [ 1327.359157][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.359200][ T32] r10:82918888 r9:eb0fdd84 r8:00000002 r7:60000113 r6:eb0fdd8c r5:851e3c00 [ 1327.359225][ T32] r4:851e3c00 [ 1327.359245][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.359319][ T32] r5:851e3c00 r4:82918884 [ 1327.359364][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.359439][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.359518][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0fde08 [ 1327.359544][ T32] r4:00000000 [ 1327.359567][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.359603][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.359642][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.359686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84831500 [ 1327.359750][ T32] r4:00000000 [ 1327.359784][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.359835][ T32] r9:83018205 r8:851e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1327.359857][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.359899][ T32] r5:00001000 r4:dfa6d000 [ 1327.359918][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.359956][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.360021][ T32] r5:8526278c r4:85262400 [ 1327.360045][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.360121][ T32] r7:ddde2d80 r6:83018200 r5:8526278c r4:842f0780 [ 1327.360162][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.360233][ T32] r10:61c88647 r9:851e3c00 r8:842f07ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.360258][ T32] r4:842f0780 [ 1327.360277][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.360322][ T32] r10:00000000 r9:842f0780 r8:8027f5e8 r7:eb0e9e60 r6:842f0800 r5:851e3c00 [ 1327.360367][ T32] r4:00000001 [ 1327.360428][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.360490][ T32] Exception stack(0xeb0fdfb0 to 0xeb0fdff8) [ 1327.360519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.360579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.360608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.360639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.360660][ T32] r4:84722d40 [ 1327.361012][ T32] INFO: task kworker/1:441:4604 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.361044][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.361115][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.361162][ T32] Call trace: [ 1327.361211][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.361281][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.361316][ T32] r4:00000000 [ 1327.361360][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.361435][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.361468][ T32] 9d20: 97c2c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.361498][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.361523][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.361555][ T32] r5:80000113 r4:80239bb0 [ 1327.361577][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.361630][ T32] r4:82ac11e4 [ 1327.361654][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.361703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.361747][ T32] r4:eae89dc0 [ 1327.361790][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.361869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.361895][ T32] r4:00000000 [ 1327.361935][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.361985][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.362028][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.362073][ T32] r5:00001000 r4:ecf8f000 [ 1327.362095][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.362143][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.382578][ T32] r5:85a3578c r4:85a35400 [ 1327.382665][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.382742][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.382765][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.382814][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.382852][ T32] r4:848b5600 [ 1327.382877][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.382926][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.382949][ T32] r4:00000001 [ 1327.382992][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.383045][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.383078][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.383107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.383133][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.383162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.383183][ T32] r4:847da040 [ 1327.383206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.383234][ T32] INFO: task kworker/0:301:4606 blocked for more than 453 seconds. [ 1327.383266][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.383291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.383312][ T32] task:kworker/0:301 state:D stack:0 pid:4606 tgid:4606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.383382][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.383434][ T32] Call trace: [ 1327.383465][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.383512][ T32] r10:82918888 r9:eb131d84 r8:00000002 r7:60000113 r6:eb131d8c r5:851e5400 [ 1327.383551][ T32] r4:851e5400 [ 1327.383573][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1327.383689][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.384164][ T32] r5:00001000 r4:eab23000 [ 1327.384200][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.384244][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.384316][ T32] r5:8520af8c r4:8520ac00 [ 1327.384339][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.384521][ T32] r4:8413d680 ** 6 printk messages dropped ** [ 1327.384780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.385714][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.385983][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 3 printk messages dropped ** [ 1327.386152][ T32] r5:80000113 r4:80239bb0 ** 2 printk messages dropped ** [ 1327.386270][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1327.386446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.386469][ T32] r4:00000000 [ 1327.386488][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.386569][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.386598][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.386643][ T32] r5:00001000 r4:ecf8f000 [ 1327.386664][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.386703][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.386745][ T32] r5:85a3578c r4:85a35400 [ 1327.386793][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.386843][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.386864][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.386909][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.386931][ T32] r4:848b5600 [ 1327.386953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.387001][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.387043][ T32] r4:00000001 [ 1327.387100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.387161][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.387213][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.387267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.387297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.387326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.387348][ T32] r4:847da040 [ 1327.387390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.387437][ T32] INFO: task kworker/0:302:4609 blocked for more than 453 seconds. [ 1327.387497][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.387524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.387571][ T32] task:kworker/0:302 state:D stack:0 pid:4609 tgid:4609 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.387633][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.387676][ T32] Call trace: [ 1327.387705][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.387749][ T32] r10:82918888 r9:eb13dd84 r8:00000002 r7:60000113 r6:eb13dd8c r5:851e6000 [ 1327.387776][ T32] r4:851e6000 [ 1327.387797][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.387835][ T32] r5:851e6000 r4:82918884 [ 1327.387854][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.387901][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.387990][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb13de08 [ 1327.388015][ T32] r4:00000000 [ 1327.388067][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.388108][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.388146][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.388222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84843040 [ 1327.388249][ T32] r4:00000000 [ 1327.388302][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.388350][ T32] r9:83018005 r8:851e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1327.388373][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.388424][ T32] r5:00001000 r4:eab95000 [ 1327.388466][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.388509][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.388572][ T32] r5:8520ab8c r4:8520a800 [ 1327.388615][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.388665][ T32] r7:dddced80 r6:83018000 r5:8520ab8c r4:8413d700 [ 1327.388708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.388781][ T32] r10:61c88647 r9:851e6000 r8:8413d72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.388830][ T32] r4:8413d700 [ 1327.388852][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.388898][ T32] r10:00000000 r9:8413d700 r8:8027f5e8 r7:eb125e60 r6:842f0900 r5:851e6000 [ 1327.388920][ T32] r4:00000001 [ 1327.388960][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.389020][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) [ 1327.389071][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.389116][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.389146][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.389175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1327.389699][ T32] Call trace: ** 2 printk messages dropped ** [ 1327.389794][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.390028][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1327.390216][ T32] r4:eae89dc0 ** 8 printk messages dropped ** [ 1327.390594][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1327.391096][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.391267][ T32] INFO: task kworker/0:303:4610 blocked for more than 453 seconds. ** 4 printk messages dropped ** [ 1327.391427][ T32] Call trace: ** 2 printk messages dropped ** [ 1327.391520][ T32] r4:851e6c00 ** 3 printk messages dropped ** [ 1327.391685][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1327.391886][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.392074][ T32] r5:00001000 r4:eac59000 [ 1327.392094][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.392132][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.417803][ T32] r5:8520b78c r4:8520b400 [ 1327.417854][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.417928][ T32] r7:dddced80 r6:83018000 r5:8520b78c r4:8413d780 [ 1327.417950][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.417998][ T32] r10:61c88647 r9:851e6c00 r8:8413d7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.418021][ T32] r4:8413d780 [ 1327.418041][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.418088][ T32] r10:00000000 r9:8413d780 r8:8027f5e8 r7:eb125e60 r6:842f0980 r5:851e6c00 [ 1327.418110][ T32] r4:00000001 [ 1327.418134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.418174][ T32] Exception stack(0xeb141fb0 to 0xeb141ff8) [ 1327.418203][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.418231][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.418258][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.418286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.418350][ T32] r4:84843080 [ 1327.419141][ T32] INFO: task kworker/0:303:4610 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.419227][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.419300][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.419380][ T32] Call trace: [ 1327.419451][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.419506][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.419531][ T32] r4:00000000 [ 1327.419555][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.419624][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.419657][ T32] 9d20: 98ca0000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.419686][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.419741][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.419789][ T32] r5:80000113 r4:80239bb0 [ 1327.419843][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.419895][ T32] r4:82ac11e4 [ 1327.419916][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.419969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.419993][ T32] r4:eae89dc0 [ 1327.420016][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.420097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.420123][ T32] r4:00000000 [ 1327.420143][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.420191][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.420214][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.420257][ T32] r5:00001000 r4:ecf8f000 [ 1327.420277][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.420316][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.420389][ T32] r5:85a3578c r4:85a35400 [ 1327.420418][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.420499][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.420523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.420572][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.420595][ T32] r4:848b5600 [ 1327.420614][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.420692][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.420718][ T32] r4:00000001 [ 1327.420766][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.420806][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.420832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.420860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.420925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.420958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.420982][ T32] r4:847da040 [ 1327.421003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.421063][ T32] INFO: task kworker/0:304:4613 blocked for more than 453 seconds. [ 1327.421130][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.421174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.421215][ T32] task:kworker/0:304 state:D stack:0 pid:4613 tgid:4613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.421262][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.421304][ T32] Call trace: [ 1327.421348][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.421444][ T32] r10:82918888 r9:eb14dd84 r8:00000002 r7:60000013 r6:eb14dd8c r5:851e4800 [ 1327.421516][ T32] r4:851e4800 [ 1327.421543][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.421585][ T32] r5:851e4800 r4:82918884 [ 1327.421605][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.421681][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.421764][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb14de08 [ 1327.421789][ T32] r4:00000000 [ 1327.421835][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.421875][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.421947][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.421996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84843780 [ 1327.422019][ T32] r4:00000000 [ 1327.422066][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.422114][ T32] r9:83018005 r8:851e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1327.422252][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.429448][ T32] r5:00001000 r4:ead3f000 [ 1327.429521][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.429593][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.429638][ T32] r5:8520bb8c r4:8520b800 [ 1327.429661][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.429709][ T32] r7:dddced80 r6:83018000 r5:8520bb8c r4:8413d800 [ 1327.429730][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.429776][ T32] r10:61c88647 r9:851e4800 r8:8413d82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.429799][ T32] r4:8413d800 [ 1327.429819][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.429866][ T32] r10:00000000 r9:8413d800 r8:8027f5e8 r7:eb125e60 r6:842f0a00 r5:851e4800 [ 1327.429888][ T32] r4:00000001 [ 1327.429908][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.429971][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) [ 1327.430035][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.430068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.430095][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.430124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.430146][ T32] r4:84843240 [ 1327.430959][ T32] INFO: task kworker/0:304:4613 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.431031][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.431136][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.431221][ T32] Call trace: [ 1327.431253][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.431305][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.431329][ T32] r4:00000000 [ 1327.431391][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.431491][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.431523][ T32] 9d20: 98ca0000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.431552][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.431577][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.431601][ T32] r5:80000113 r4:80239bb0 [ 1327.431621][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.431667][ T32] r4:82ac11e4 [ 1327.431720][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.431773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.431796][ T32] r4:eae89dc0 [ 1327.431874][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.431956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.431982][ T32] r4:00000000 [ 1327.432036][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.432087][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.432113][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.432185][ T32] r5:00001000 r4:ecf8f000 [ 1327.439190][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.439358][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.439419][ T32] r5:85a3578c r4:85a35400 [ 1327.439443][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.439533][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.439597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.439687][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.439728][ T32] r4:848b5600 [ 1327.439753][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.439802][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.439824][ T32] r4:00000001 [ 1327.439873][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.439931][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.439964][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.439993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.440020][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.440049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.440071][ T32] r4:847da040 [ 1327.440094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.440167][ T32] INFO: task kworker/0:305:4614 blocked for more than 453 seconds. [ 1327.440236][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.440263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.440301][ T32] task:kworker/0:305 state:D stack:0 pid:4614 tgid:4614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.440395][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.440504][ T32] Call trace: [ 1327.440562][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.440650][ T32] r10:82918888 r9:eb159d84 r8:00000002 r7:60000113 r6:eb159d8c r5:851e8000 [ 1327.440677][ T32] r4:851e8000 [ 1327.440757][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.440800][ T32] r5:851e8000 r4:82918884 [ 1327.440822][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1327.440905][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 ** 3 printk messages dropped ** [ 1327.441078][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.441391][ T32] r5:00001000 r4:ead0b000 [ 1327.441455][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.441529][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.441575][ T32] r5:8520bf8c r4:8520bc00 [ 1327.441628][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.441713][ T32] r7:dddced80 r6:83018000 r5:8520bf8c r4:8413d880 [ 1327.441738][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.441816][ T32] r10:61c88647 r9:851e8000 r8:8413d8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1327.441957][ T32] r10:00000000 r9:8413d880 r8:8027f5e8 r7:eb14de60 r6:842f0a80 r5:851e8000 ** 4 printk messages dropped ** [ 1327.442240][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.455869][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1327.456256][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.456349][ T32] 9d20: 9940c000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 4 printk messages dropped ** [ 1327.456549][ T32] r4:82ac11e4 [ 1327.456597][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.456656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.456695][ T32] r4:eae89dc0 [ 1327.456735][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.456785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.456807][ T32] r4:00000000 [ 1327.456828][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.456875][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.456897][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.456939][ T32] r5:00001000 r4:ecf8f000 [ 1327.456958][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.457046][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.457095][ T32] r5:85a3578c r4:85a35400 [ 1327.457162][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.457219][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.457242][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.457288][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.457311][ T32] r4:848b5600 [ 1327.457332][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.457377][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.457410][ T32] r4:00000001 [ 1327.457432][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.457512][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.457595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.457631][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.457659][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.457692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.457751][ T32] r4:847da040 [ 1327.457776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.457832][ T32] INFO: task kworker/0:306:4616 blocked for more than 453 seconds. [ 1327.457873][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.457921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.457946][ T32] task:kworker/0:306 state:D stack:0 pid:4616 tgid:4616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.458021][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.458101][ T32] Call trace: [ 1327.458132][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.458177][ T32] r10:82918888 r9:eb161d84 r8:00000002 r7:60000113 r6:eb161d8c r5:851e9800 [ 1327.458225][ T32] r4:851e9800 [ 1327.458250][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.458316][ T32] r5:851e9800 r4:82918884 [ 1327.458372][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.458452][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.458501][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 [ 1327.458524][ T32] r4:00000000 [ 1327.458543][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.458679][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.458725][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.458770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848435c0 [ 1327.458824][ T32] r4:00000000 [ 1327.458847][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.458893][ T32] r9:83018005 r8:851e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1327.458914][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.458955][ T32] r5:00001000 r4:ead23000 [ 1327.458977][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.459048][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.459096][ T32] r5:850a738c r4:850a7000 [ 1327.459117][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.459164][ T32] r7:dddced80 r6:83018000 r5:850a738c r4:8413d900 [ 1327.459185][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.459268][ T32] r10:61c88647 r9:851e9800 r8:8413d92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.459295][ T32] r4:8413d900 [ 1327.459346][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.459395][ T32] r10:00000000 r9:8413d900 r8:8027f5e8 r7:eb14de60 r6:842f0b00 r5:851e9800 [ 1327.459425][ T32] r4:00000001 [ 1327.459445][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.459483][ T32] Exception stack(0xeb161fb0 to 0xeb161ff8) [ 1327.459509][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.459536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.459566][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.459608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.459633][ T32] r4:84843400 [ 1327.460046][ T32] INFO: task kworker/0:306:4616 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.460118][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.460191][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.460275][ T32] Call trace: [ 1327.460308][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.460381][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.460410][ T32] r4:00000000 [ 1327.460430][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.460497][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.460530][ T32] 9d20: 9940c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.460589][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.460618][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.460674][ T32] r5:80000113 r4:80239bb0 [ 1327.460698][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.460742][ T32] r4:82ac11e4 [ 1327.460791][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.460844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.460868][ T32] r4:eae89dc0 [ 1327.460924][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.461010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.461048][ T32] r4:00000000 [ 1327.461070][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.461151][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.461179][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.461328][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.461563][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1327.461860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.482644][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.483054][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.483470][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.483513][ T32] r5:00001000 r4:eaf4d000 [ 1327.483562][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.483607][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.483674][ T32] r5:85212b8c r4:85212800 [ 1327.483719][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.483772][ T32] r7:dddced80 r6:83018000 r5:85212b8c r4:8413d980 [ 1327.483793][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.483840][ T32] r10:61c88647 r9:851e8c00 r8:8413d9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.483894][ T32] r4:8413d980 [ 1327.483918][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.483967][ T32] r10:00000000 r9:8413d980 r8:8027f5e8 r7:eb14de60 r6:842f0b80 r5:851e8c00 [ 1327.484006][ T32] r4:00000001 [ 1327.484029][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.484069][ T32] Exception stack(0xeb169fb0 to 0xeb169ff8) [ 1327.484106][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.484138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.484165][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.484194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.484225][ T32] r4:84843740 [ 1327.484949][ T32] INFO: task kworker/0:307:4618 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.484982][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.485067][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.485115][ T32] Call trace: [ 1327.485144][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.485192][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.485215][ T32] r4:00000000 [ 1327.485267][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.485344][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.485378][ T32] 9d20: 99a56000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.485413][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.485470][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.485498][ T32] r5:80000113 r4:80239bb0 [ 1327.485521][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.485591][ T32] r4:82ac11e4 [ 1327.485615][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.485667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.485690][ T32] r4:eae89dc0 [ 1327.485729][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.485810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.485836][ T32] r4:00000000 [ 1327.485856][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.485932][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.485958][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.486003][ T32] r5:00001000 r4:ecf8f000 [ 1327.486024][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.486063][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.486105][ T32] r5:85a3578c r4:85a35400 [ 1327.486155][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.486235][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.486259][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.486340][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.486384][ T32] r4:848b5600 [ 1327.486433][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.486483][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.486532][ T32] r4:00000001 [ 1327.486585][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.486627][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.486681][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.486745][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.486805][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.486850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.486875][ T32] r4:847da040 [ 1327.486897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.486958][ T32] INFO: task kworker/0:308:4620 blocked for more than 453 seconds. [ 1327.486995][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.487021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.487041][ T32] task:kworker/0:308 state:D stack:0 pid:4620 tgid:4620 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1327.487357][ T32] r10:82918888 r9:eb171d84 r8:00000002 r7:60000113 r6:eb171d8c r5:851ea400 ** 6 printk messages dropped ** [ 1327.487645][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1327.487984][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.488059][ T32] r5:00001000 r4:ead5d000 [ 1327.488112][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.488183][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.488401][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.488829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.489440][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.489682][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.489832][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 4 printk messages dropped ** [ 1327.489968][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1327.490415][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1327.490804][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 4 printk messages dropped ** [ 1327.491007][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 4 printk messages dropped ** [ 1327.491218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.491471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1327.491726][ T32] r10:82918888 r9:eb179d84 r8:00000002 r7:60000013 r6:eb179d8c r5:851eb000 ** 4 printk messages dropped ** [ 1327.491899][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1327.512737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84843900 ** 4 printk messages dropped ** [ 1327.513053][ T32] r5:00001000 r4:ead71000 [ 1327.513076][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.513229][ T32] r7:dddced80 r6:83018000 r5:85210b8c r4:8413da80 [ 1327.513250][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.513296][ T32] r10:61c88647 r9:851eb000 r8:8413daac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.513318][ T32] r4:8413da80 [ 1327.513338][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.513383][ T32] r10:00000000 r9:8413da80 r8:8027f5e8 r7:eb169e60 r6:842f0c80 r5:851eb000 [ 1327.513413][ T32] r4:00000001 [ 1327.513435][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.513474][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1327.513538][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.513570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.513597][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.513626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.513650][ T32] r4:84843a80 [ 1327.514385][ T32] INFO: task kworker/0:309:4622 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.514467][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.514639][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.514692][ T32] Call trace: [ 1327.514758][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.514833][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.514861][ T32] r4:00000000 [ 1327.514885][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.514925][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.514953][ T32] 9d20: 99f83000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.514982][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.515007][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.515030][ T32] r5:80000113 r4:80239bb0 [ 1327.515078][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.515128][ T32] r4:82ac11e4 [ 1327.515164][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.515217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.515239][ T32] r4:eae89dc0 [ 1327.515258][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.515303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.515337][ T32] r4:00000000 [ 1327.515373][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.515428][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.515450][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.515493][ T32] r5:00001000 r4:ecf8f000 [ 1327.515513][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.515585][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.515665][ T32] r5:85a3578c r4:85a35400 [ 1327.515701][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.515751][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.515773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.515820][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.515846][ T32] r4:848b5600 [ 1327.515866][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.515912][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.515936][ T32] r4:00000001 [ 1327.515957][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.515994][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.516053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.516085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.516112][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.516140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.516161][ T32] r4:847da040 [ 1327.516182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.516209][ T32] INFO: task kworker/0:310:4624 blocked for more than 454 seconds. [ 1327.516241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.516324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.516350][ T32] task:kworker/0:310 state:D stack:0 pid:4624 tgid:4624 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.516433][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.516475][ T32] Call trace: [ 1327.516504][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.516547][ T32] r10:82918888 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:851ebc00 [ 1327.516569][ T32] r4:851ebc00 [ 1327.516624][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.516667][ T32] r5:851ebc00 r4:82918884 [ 1327.516718][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.516759][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.516804][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1327.516853][ T32] r4:00000000 [ 1327.516876][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.516943][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.516985][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.517065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84843a80 [ 1327.517092][ T32] r4:00000000 [ 1327.517113][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.517162][ T32] r9:83018005 r8:851ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1327.517185][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.517228][ T32] r5:00001000 r4:ead87000 [ 1327.517250][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.517289][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.517332][ T32] r5:85210f8c r4:85210c00 [ 1327.517385][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.517443][ T32] r7:dddced80 r6:83018000 r5:85210f8c r4:8413db00 [ 1327.517466][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.517520][ T32] r10:61c88647 r9:851ebc00 r8:8413db2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.517555][ T32] r4:8413db00 [ 1327.517608][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.517659][ T32] r10:00000000 r9:8413db00 r8:8027f5e8 r7:eb169e60 r6:842f0d00 r5:851ebc00 [ 1327.517682][ T32] r4:00000001 [ 1327.517702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.517748][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 1327.517777][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.517858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.517900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.517963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.517991][ T32] r4:84843b40 [ 1327.518359][ T32] INFO: task kworker/0:310:4624 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.518408][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.518485][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.518654][ T32] Call trace: [ 1327.518734][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.518812][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.518870][ T32] r4:00000000 [ 1327.518896][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.518947][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.518979][ T32] 9d20: 99f83000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.519009][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.519035][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.519079][ T32] r5:80000113 r4:80239bb0 [ 1327.519103][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.519148][ T32] r4:82ac11e4 [ 1327.519168][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.519232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.519280][ T32] r4:eae89dc0 ** 2 printk messages dropped ** [ 1327.519419][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.519661][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.520019][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 10 printk messages dropped ** [ 1327.520403][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1327.520576][ T32] Call trace: ** 2 printk messages dropped ** [ 1327.520731][ T32] r4:851ec800 ** 4 printk messages dropped ** [ 1327.520938][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 ** 9 printk messages dropped ** [ 1327.521369][ T32] r5:00001000 r4:ead9b000 [ 1327.521414][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.521460][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.521668][ T32] r10:61c88647 r9:851ec800 r8:8413dbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1327.538043][ T32] r4:84843a40 ** 3 printk messages dropped ** [ 1327.539206][ T32] Call trace: [ 1327.539242][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.539329][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.539357][ T32] r4:00000000 [ 1327.539378][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.539424][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.539454][ T32] 9d20: 9a128000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.539484][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.539510][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.539534][ T32] r5:80000113 r4:80239bb0 [ 1327.539610][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.539696][ T32] r4:82ac11e4 [ 1327.539722][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.539824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.539851][ T32] r4:eae89dc0 [ 1327.539881][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.539931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.539953][ T32] r4:00000000 [ 1327.539972][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.540055][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.540093][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.540141][ T32] r5:00001000 r4:ecf8f000 [ 1327.540162][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.540202][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.540246][ T32] r5:85a3578c r4:85a35400 [ 1327.540300][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.540376][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.540437][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.540489][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.540512][ T32] r4:848b5600 [ 1327.540531][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.540603][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.540629][ T32] r4:00000001 [ 1327.540678][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.540727][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.540756][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.540785][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.540836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.540869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.540893][ T32] r4:847da040 [ 1327.540914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.540941][ T32] INFO: task kworker/0:312:4628 blocked for more than 454 seconds. [ 1327.540974][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.540997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.541043][ T32] task:kworker/0:312 state:D stack:0 pid:4628 tgid:4628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.541122][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.541171][ T32] Call trace: [ 1327.541247][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.541315][ T32] r10:82918888 r9:eb18dd84 r8:00000002 r7:60000113 r6:eb18dd8c r5:851ee000 [ 1327.541362][ T32] r4:851ee000 [ 1327.541386][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.541432][ T32] r5:851ee000 r4:82918884 [ 1327.541471][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.541513][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.541568][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 [ 1327.541609][ T32] r4:00000000 [ 1327.541632][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.541670][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.541981][ T32] r5:00001000 r4:eadaf000 [ 1327.542004][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.542044][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.542085][ T32] r5:8521178c r4:85211400 [ 1327.542115][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1327.557633][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.557924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.559048][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 10 printk messages dropped ** [ 1327.559422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 12 printk messages dropped ** [ 1327.560033][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 8 printk messages dropped ** [ 1327.560320][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.560743][ T32] task:kworker/0:313 state:D stack:0 pid:4631 tgid:4631 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.561244][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 ** 9 printk messages dropped ** [ 1327.561682][ T32] r5:00001000 r4:eadc5000 [ 1327.561701][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.561845][ T32] r7:dddced80 r6:83018000 r5:8521138c r4:8413dc80 ** 5 printk messages dropped ** [ 1327.562081][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.579090][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.580315][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1327.580647][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.580867][ T32] r4:00000000 [ 1327.580910][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.580988][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.581015][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.581059][ T32] r5:00001000 r4:ecf8f000 [ 1327.581104][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.581149][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.581215][ T32] r5:85a3578c r4:85a35400 [ 1327.581239][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.581287][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.581308][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.581358][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.581382][ T32] r4:848b5600 [ 1327.581408][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.581456][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.581478][ T32] r4:00000001 [ 1327.581498][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.581535][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.581561][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.581589][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.581638][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.581671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.581693][ T32] r4:847da040 [ 1327.581715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.581764][ T32] INFO: task kworker/0:314:4632 blocked for more than 454 seconds. [ 1327.581805][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.581830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.581860][ T32] task:kworker/0:314 state:D stack:0 pid:4632 tgid:4632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.581926][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.582001][ T32] Call trace: [ 1327.582034][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.582078][ T32] r10:82918888 r9:eb19dd84 r8:00000002 r7:60000013 r6:eb19dd8c r5:851eec00 [ 1327.582103][ T32] r4:851eec00 [ 1327.582157][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.592641][ T32] r5:851eec00 r4:82918884 [ 1327.592719][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.592783][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.592852][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 [ 1327.592880][ T32] r4:00000000 [ 1327.592901][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.592939][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.593009][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.593059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84722a80 [ 1327.593081][ T32] r4:00000000 [ 1327.593102][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.593150][ T32] r9:83018005 r8:851eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1327.593189][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.593248][ T32] r5:00001000 r4:eaed9000 [ 1327.593302][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.593356][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.593423][ T32] r5:85211f8c r4:85211c00 [ 1327.593448][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.593502][ T32] r7:dddced80 r6:83018000 r5:85211f8c r4:8413dd00 [ 1327.593546][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.593621][ T32] r10:61c88647 r9:851eec00 r8:8413dd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.593648][ T32] r4:8413dd00 [ 1327.593699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.593771][ T32] r10:00000000 r9:8413dd00 r8:8027f5e8 r7:eb169e60 r6:842f0f00 r5:851eec00 [ 1327.593804][ T32] r4:00000001 [ 1327.593825][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.593864][ T32] Exception stack(0xeb19dfb0 to 0xeb19dff8) [ 1327.593893][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.593931][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.593991][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.594033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.594075][ T32] r4:84722740 [ 1327.594825][ T32] INFO: task kworker/0:314:4632 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.594869][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.595422][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1327.595678][ T32] r4:eae89dc0 ** 8 printk messages dropped ** [ 1327.595972][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.596288][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.596524][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.596915][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.597151][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.597648][ T32] r5:00001000 r4:eaef1000 [ 1327.597669][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.597775][ T32] r5:85211b8c r4:85211800 ** 2 printk messages dropped ** [ 1327.597862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.597909][ T32] r10:61c88647 r9:852a0000 r8:8413ddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.597931][ T32] r4:8413dd80 [ 1327.597950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.598013][ T32] r10:00000000 r9:8413dd80 r8:8027f5e8 r7:eb169e60 r6:842f0f80 r5:852a0000 [ 1327.598039][ T32] r4:00000001 [ 1327.598059][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.598118][ T32] Exception stack(0xeb1a5fb0 to 0xeb1a5ff8) [ 1327.598169][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.598230][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.598278][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.598310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.598332][ T32] r4:84843cc0 [ 1327.598754][ T32] INFO: task kworker/0:315:4634 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.598789][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.598869][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.598935][ T32] Call trace: [ 1327.598965][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.599012][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.599035][ T32] r4:00000000 [ 1327.599054][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.599093][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.599120][ T32] 9d20: 9acab000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.599148][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.599174][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.599196][ T32] r5:80000113 r4:80239bb0 [ 1327.599216][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.599258][ T32] r4:82ac11e4 [ 1327.599279][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.599326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.599349][ T32] r4:eae89dc0 [ 1327.599378][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.599453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.599488][ T32] r4:00000000 [ 1327.599510][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.599561][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.599605][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.599651][ T32] r5:00001000 r4:ecf8f000 [ 1327.599672][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.599722][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.599769][ T32] r5:85a3578c r4:85a35400 [ 1327.599790][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.599835][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.599856][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.599901][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.599924][ T32] r4:848b5600 [ 1327.599963][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.600014][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.600037][ T32] r4:00000001 [ 1327.600056][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.600091][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.600117][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.600144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.600170][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.600199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1327.600265][ T32] INFO: task kworker/0:316:4636 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1327.600686][ T32] r4:852a1800 ** 5 printk messages dropped ** [ 1327.600962][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.601185][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.601338][ T32] r5:00001000 r4:eaf0d000 [ 1327.601380][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.601439][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.601486][ T32] r5:8521278c r4:85212400 [ 1327.601506][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.601560][ T32] r7:dddced80 r6:83018000 r5:8521278c r4:8413de00 [ 1327.601583][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.601630][ T32] r10:61c88647 r9:852a1800 r8:8413de2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.601673][ T32] r4:8413de00 [ 1327.601696][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.601742][ T32] r10:00000000 r9:8413de00 r8:8027f5e8 r7:eb169e60 r6:848aa000 r5:852a1800 [ 1327.601766][ T32] r4:00000001 [ 1327.601785][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.601840][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 1327.601871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.601909][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.601938][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.601967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.601989][ T32] r4:84a58000 [ 1327.624146][ T32] INFO: task kworker/0:316:4636 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 5 printk messages dropped ** [ 1327.624634][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.624901][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1327.625341][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.625648][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1327.625788][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.626203][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.626516][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.626915][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.627234][ T32] r9:83018005 r8:852a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 1 printk messages dropped ** [ 1327.627297][ T32] r5:00001000 r4:eadff000 [ 1327.627317][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.627355][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.627731][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.627882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.628763][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 9 printk messages dropped ** [ 1327.629105][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1327.629696][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 2 printk messages dropped ** [ 1327.629881][ T32] r4:848b5600 [ 1327.629903][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.629953][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.629975][ T32] r4:00000001 [ 1327.630020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.630064][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.630102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.630142][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.630191][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.630264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.630305][ T32] r4:847da040 [ 1327.630348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.630376][ T32] INFO: task kworker/0:318:4640 blocked for more than 454 seconds. [ 1327.630423][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.630449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.630470][ T32] task:kworker/0:318 state:D stack:0 pid:4640 tgid:4640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.630512][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.630609][ T32] Call trace: [ 1327.630651][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.630697][ T32] r10:82918888 r9:eb1b9d84 r8:00000002 r7:60000113 r6:eb1b9d8c r5:852a0c00 [ 1327.630720][ T32] r4:852a0c00 [ 1327.630740][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.630778][ T32] r5:852a0c00 r4:82918884 [ 1327.630819][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.630899][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.630967][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 [ 1327.630993][ T32] r4:00000000 [ 1327.631013][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.631051][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.631088][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.631169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a58440 [ 1327.631216][ T32] r4:00000000 [ 1327.631260][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.631334][ T32] r9:83018005 r8:852a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1327.631359][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.631407][ T32] r5:00001000 r4:eaf5d000 [ 1327.631447][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.631516][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.631571][ T32] r5:85212f8c r4:85212c00 [ 1327.631614][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.631695][ T32] r7:dddced80 r6:83018000 r5:85212f8c r4:8413df00 [ 1327.631721][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.631768][ T32] r10:61c88647 r9:852a0c00 r8:8413df2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.631811][ T32] r4:8413df00 [ 1327.631854][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.631912][ T32] r10:00000000 r9:8413df00 r8:8027f5e8 r7:eb1b5e60 r6:848aa100 r5:852a0c00 [ 1327.631937][ T32] r4:00000001 [ 1327.631987][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.632051][ T32] Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) [ 1327.632080][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.632109][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.632155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.632223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.652667][ T32] r4:84a58300 [ 1327.653432][ T32] INFO: task kworker/0:318:4640 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.653473][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.653567][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.653648][ T32] Call trace: [ 1327.653682][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.653738][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.653761][ T32] r4:00000000 [ 1327.653782][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.653821][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.653852][ T32] 9d20: 9b68c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.653881][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.653920][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.653948][ T32] r5:80000113 r4:80239bb0 [ 1327.653971][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1327.654359][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1327.654714][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1327.654953][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 6 printk messages dropped ** [ 1327.655235][ T32] INFO: task kworker/1:442:4644 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1327.655688][ T32] r5:852a3c00 r4:82918884 ** 5 printk messages dropped ** [ 1327.655936][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1327.656054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84831d00 [ 1327.656109][ T32] r4:00000000 [ 1327.656132][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.656179][ T32] r9:83018205 r8:852a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1327.656200][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.656244][ T32] r5:00001000 r4:dfc61000 [ 1327.656264][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.656314][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.656392][ T32] r5:85262b8c r4:85262800 [ 1327.656423][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.656470][ T32] r7:ddde2d80 r6:83018200 r5:85262b8c r4:848aa180 [ 1327.656491][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.656537][ T32] r10:61c88647 r9:852a3c00 r8:848aa1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.656559][ T32] r4:848aa180 [ 1327.656578][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.656624][ T32] r10:00000000 r9:848aa180 r8:8027f5e8 r7:eb0e9e60 r6:848aa200 r5:852a3c00 [ 1327.656646][ T32] r4:00000001 [ 1327.656666][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.656722][ T32] Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) [ 1327.656761][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.656790][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.656816][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.656867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.656892][ T32] r4:84831800 [ 1327.657302][ T32] INFO: task kworker/1:442:4644 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.657334][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.657409][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.657470][ T32] Call trace: [ 1327.657499][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.657556][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.657614][ T32] r4:00000000 [ 1327.657637][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.657676][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.657703][ T32] 9d20: 9b68c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.657731][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.657765][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.657795][ T32] r5:80000113 r4:80239bb0 [ 1327.657827][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.657907][ T32] r4:82ac11e4 [ 1327.657933][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.657996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.658033][ T32] r4:eae89dc0 [ 1327.658067][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.658119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.658163][ T32] r4:00000000 [ 1327.658208][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.658269][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.658301][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.658377][ T32] r5:00001000 r4:ecf8f000 [ 1327.658407][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.658450][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.658526][ T32] r5:85a3578c r4:85a35400 [ 1327.658596][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.658651][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.658695][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.658748][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1327.658891][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1327.659297][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.659525][ T32] r5:852a4800 r4:82918884 [ 1327.659564][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.659630][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.659679][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [ 1327.659702][ T32] r4:00000000 [ 1327.659722][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.659768][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.659810][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.659858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84996dc0 [ 1327.659882][ T32] r4:00000000 [ 1327.659902][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.659947][ T32] r9:83018205 r8:852a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1327.659987][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.660057][ T32] r5:00001000 r4:dfe35000 [ 1327.660083][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.660127][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.660191][ T32] r5:8526238c r4:85262000 [ 1327.660217][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.660266][ T32] r7:ddde2d80 r6:83018200 r5:8526238c r4:848aa280 [ 1327.660288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.660364][ T32] r10:61c88647 r9:852a4800 r8:848aa2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.660659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.661461][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.661700][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1327.661869][ T32] r4:eae89dc0 ** 8 printk messages dropped ** [ 1327.662170][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.687247][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 10 printk messages dropped ** [ 1327.687705][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.687997][ T32] r4:852a5400 ** 4 printk messages dropped ** [ 1327.688162][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 ** 9 printk messages dropped ** [ 1327.688559][ T32] r5:00001000 r4:eac71000 [ 1327.688604][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1327.688759][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1327.689172][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.690250][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.690504][ T32] 9d20: 9bacb000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1327.690903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.690950][ T32] r4:00000000 [ 1327.690973][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.691021][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.691043][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.691087][ T32] r5:00001000 r4:ecf8f000 [ 1327.691109][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.691160][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.691208][ T32] r5:85a3578c r4:85a35400 [ 1327.691230][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.691296][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.691342][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.691434][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.691480][ T32] r4:848b5600 [ 1327.691503][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.691552][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.691595][ T32] r4:00000001 [ 1327.691619][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.691659][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.691686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.691713][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.691760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.691803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.691829][ T32] r4:847da040 [ 1327.691850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.691875][ T32] INFO: task kworker/0:319:4650 blocked for more than 454 seconds. [ 1327.691922][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.691950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.691998][ T32] task:kworker/0:319 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.692070][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.692113][ T32] Call trace: [ 1327.692160][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.692257][ T32] r10:82918888 r9:eaec5d84 r8:00000002 r7:60000113 r6:eaec5d8c r5:852a6000 [ 1327.705839][ T32] r4:852a6000 [ 1327.705886][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.705969][ T32] r5:852a6000 r4:82918884 [ 1327.705995][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.706039][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.706083][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec5e08 [ 1327.706159][ T32] r4:00000000 [ 1327.706195][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.706244][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.706327][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.706379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a58840 [ 1327.706410][ T32] r4:00000000 [ 1327.706432][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.706503][ T32] r9:83018005 r8:852a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1327.706532][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.706611][ T32] r5:00001000 r4:e0715000 [ 1327.706636][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.706702][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.706751][ T32] r5:8521238c r4:85212000 [ 1327.706772][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.706820][ T32] r7:dddced80 r6:83018000 r5:8521238c r4:8413df80 [ 1327.706841][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.706896][ T32] r10:61c88647 r9:852a6000 r8:8413dfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.706941][ T32] r4:8413df80 [ 1327.706964][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.707014][ T32] r10:00000000 r9:8413df80 r8:8027f5e8 r7:eb1b5e60 r6:848aa480 r5:852a6000 [ 1327.707059][ T32] r4:00000001 [ 1327.707082][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.707122][ T32] Exception stack(0xeaec5fb0 to 0xeaec5ff8) [ 1327.707151][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.707179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.707230][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.707262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.707284][ T32] r4:84a58500 [ 1327.708029][ T32] INFO: task kworker/0:319:4650 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.708083][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.708179][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.708256][ T32] Call trace: [ 1327.708309][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.708382][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.708413][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.708473][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 5 printk messages dropped ** [ 1327.708700][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1327.708839][ T32] r4:eae89dc0 ** 8 printk messages dropped ** [ 1327.709201][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.709561][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.709808][ T32] r4:847da040 [ 1327.709850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.709903][ T32] INFO: task kworker/1:445:4652 blocked for more than 454 seconds. [ 1327.709939][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.709989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.710013][ T32] task:kworker/1:445 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.710091][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.710159][ T32] Call trace: [ 1327.710192][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.710247][ T32] r10:82918888 r9:eb185d84 r8:00000002 r7:60000113 r6:eb185d8c r5:852a6c00 [ 1327.710273][ T32] r4:852a6c00 [ 1327.710294][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.710333][ T32] r5:852a6c00 r4:82918884 [ 1327.710353][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.710402][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.710475][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb185e08 [ 1327.710521][ T32] r4:00000000 [ 1327.710544][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.710621][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.710686][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.710735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55000 [ 1327.710788][ T32] r4:00000000 [ 1327.710811][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.710871][ T32] r9:83018205 r8:852a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1327.710905][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.710950][ T32] r5:00001000 r4:e066f000 [ 1327.710970][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.711029][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.711096][ T32] r5:8526338c r4:85263000 [ 1327.711119][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.711186][ T32] r7:ddde2d80 r6:83018200 r5:8526338c r4:848aa500 [ 1327.711210][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.711257][ T32] r10:61c88647 r9:852a6c00 r8:848aa52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.711280][ T32] r4:848aa500 [ 1327.711309][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1327.711618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.711670][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.711730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.711779][ T32] r4:84a55040 [ 1327.712174][ T32] INFO: task kworker/1:445:4652 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.735054][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.735237][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.735327][ T32] Call trace: [ 1327.735361][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.735426][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.735453][ T32] r4:00000000 [ 1327.735494][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.735542][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.735574][ T32] 9d20: 9c60e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.735604][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.735651][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.735681][ T32] r5:80000113 r4:80239bb0 [ 1327.735703][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.735761][ T32] r4:82ac11e4 [ 1327.735785][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1327.736073][ T32] r5:00001000 r4:ecf8f000 ** 5 printk messages dropped ** [ 1327.736344][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1327.736570][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 9 printk messages dropped ** [ 1327.736980][ T32] task:kworker/1:446 state:D stack:0 pid:4653 tgid:4653 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.737488][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf7de08 ** 9 printk messages dropped ** [ 1327.737900][ T32] r5:00001000 r4:e0927000 [ 1327.737924][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.737965][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.738006][ T32] r5:8526378c r4:85263400 ** 1 printk messages dropped ** [ 1327.738118][ T32] r7:ddde2d80 r6:83018200 r5:8526378c r4:848aa600 ** 8 printk messages dropped ** [ 1327.738481][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.739536][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.739865][ T32] 9d20: 9c60e000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1327.740290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 10 printk messages dropped ** [ 1327.740783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.740847][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.740880][ T32] r4:848b5600 [ 1327.740920][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.740979][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.741016][ T32] r4:00000001 [ 1327.741040][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.741078][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.741107][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.741136][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.741205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.741259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.741285][ T32] r4:847da040 [ 1327.741307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.741332][ T32] INFO: task kworker/1:447:4656 blocked for more than 454 seconds. [ 1327.741359][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.741382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.741438][ T32] task:kworker/1:447 state:D stack:0 pid:4656 tgid:4656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.741488][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.741531][ T32] Call trace: [ 1327.741581][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.741629][ T32] r10:82918888 r9:eb0c5d84 r8:00000002 r7:60000013 r6:eb0c5d8c r5:851e2400 [ 1327.741654][ T32] r4:851e2400 [ 1327.741674][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.741732][ T32] r5:851e2400 r4:82918884 [ 1327.741756][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.741794][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.741837][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 [ 1327.741861][ T32] r4:00000000 [ 1327.741909][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.741979][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.742021][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.742068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55740 [ 1327.742091][ T32] r4:00000000 [ 1327.742110][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.742154][ T32] r9:83018205 r8:851e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1327.742189][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.762747][ T32] r5:00001000 r4:eacd7000 [ 1327.762831][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.762902][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.762948][ T32] r5:8527c38c r4:8527c000 [ 1327.762969][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.763017][ T32] r7:ddde2d80 r6:83018200 r5:8527c38c r4:848aa700 [ 1327.763039][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.763087][ T32] r10:61c88647 r9:851e2400 r8:848aa72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.763112][ T32] r4:848aa700 [ 1327.763131][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.763179][ T32] r10:00000000 r9:848aa700 r8:8027f5e8 r7:eac91e60 r6:848aa780 r5:851e2400 [ 1327.763203][ T32] r4:00000001 [ 1327.763223][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.763284][ T32] Exception stack(0xeb0c5fb0 to 0xeb0c5ff8) [ 1327.763408][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.763452][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.763480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.763509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.763531][ T32] r4:84a55300 [ 1327.764278][ T32] INFO: task kworker/1:447:4656 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 1 printk messages dropped ** [ 1327.764395][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.764702][ T32] 9d20: 9cb7d000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 10 printk messages dropped ** [ 1327.765091][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.765356][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.765646][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 9 printk messages dropped ** [ 1327.765927][ T32] INFO: task kworker/1:448:4658 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1327.766361][ T32] r5:852a8000 r4:82918884 ** 5 printk messages dropped ** [ 1327.766684][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.766944][ T32] r5:00001000 r4:eadd3000 [ 1327.766990][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.767167][ T32] r7:ddde2d80 r6:83018200 r5:8527cb8c r4:848aa800 ** 7 printk messages dropped ** [ 1327.767485][ T32] Exception stack(0xeb0e5fb0 to 0xeb0e5ff8) ** 7 printk messages dropped ** [ 1327.768172][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.768403][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 5 printk messages dropped ** [ 1327.768678][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1327.769138][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1327.769570][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.769890][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.770073][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.770107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.770165][ T32] task:kworker/1:449 state:D stack:0 pid:4660 tgid:4660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.770214][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.770289][ T32] Call trace: [ 1327.770339][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.770403][ T32] r10:82918888 r9:eb0f1d84 r8:00000002 r7:60000113 r6:eb0f1d8c r5:852a9800 [ 1327.770443][ T32] r4:852a9800 [ 1327.770466][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.770517][ T32] r5:852a9800 r4:82918884 [ 1327.770540][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.770641][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.770691][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f1e08 [ 1327.770715][ T32] r4:00000000 [ 1327.770756][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.770813][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.770854][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.770909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55d40 [ 1327.770934][ T32] r4:00000000 [ 1327.770954][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.770998][ T32] r9:83018205 r8:852a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1327.771020][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.771071][ T32] r5:00001000 r4:eae15000 [ 1327.771094][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.771154][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.771200][ T32] r5:8527c78c r4:8527c400 [ 1327.771236][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.771284][ T32] r7:ddde2d80 r6:83018200 r5:8527c78c r4:848aa900 [ 1327.771323][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.771374][ T32] r10:61c88647 r9:852a9800 r8:848aa92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.771404][ T32] r4:848aa900 [ 1327.771425][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.771494][ T32] r10:00000000 r9:848aa900 r8:8027f5e8 r7:eb0e5e60 r6:848aa980 r5:852a9800 [ 1327.771542][ T32] r4:00000001 [ 1327.771565][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.771616][ T32] Exception stack(0xeb0f1fb0 to 0xeb0f1ff8) [ 1327.771645][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.771673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.771700][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.771729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.771751][ T32] r4:84a554c0 [ 1327.772138][ T32] INFO: task kworker/1:449:4660 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.772246][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.795101][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.795177][ T32] Call trace: [ 1327.795267][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.795329][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.795354][ T32] r4:00000000 [ 1327.795376][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.795426][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.795456][ T32] 9d20: 9cfb1000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.795484][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.795530][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.795559][ T32] r5:80000113 r4:80239bb0 [ 1327.795581][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.795630][ T32] r4:82ac11e4 [ 1327.795651][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.795699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.795743][ T32] r4:eae89dc0 [ 1327.795767][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.795835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.795861][ T32] r4:00000000 [ 1327.795896][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.795974][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 3 printk messages dropped ** [ 1327.796106][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.796500][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 10 printk messages dropped ** [ 1327.796959][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1327.797266][ T32] r10:82918888 r9:eb1bdd84 r8:00000002 r7:60000013 r6:eb1bdd8c r5:852a8c00 ** 9 printk messages dropped ** [ 1327.797650][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.797879][ T32] r5:00001000 r4:eae2d000 ** 1 printk messages dropped ** [ 1327.797965][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1327.798255][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1327.798688][ T32] r4:84a55700 ** 5 printk messages dropped ** [ 1327.799750][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 6 printk messages dropped ** [ 1327.799987][ T32] r5:80000113 r4:80239bb0 ** 3 printk messages dropped ** [ 1327.800146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.800169][ T32] r4:eae89dc0 [ 1327.800189][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.800234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.800256][ T32] r4:00000000 [ 1327.800284][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.800381][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.800414][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.800479][ T32] r5:00001000 r4:ecf8f000 [ 1327.800503][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.800544][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.800586][ T32] r5:85a3578c r4:85a35400 [ 1327.800606][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.800652][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.800693][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.800759][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.800784][ T32] r4:848b5600 [ 1327.800804][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.800852][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.800874][ T32] r4:00000001 [ 1327.800942][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.800981][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.801024][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.801086][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.801149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.801184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.801207][ T32] r4:847da040 [ 1327.801247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.801298][ T32] INFO: task kworker/0:320:4663 blocked for more than 454 seconds. [ 1327.801330][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.801354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.801374][ T32] task:kworker/0:320 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.801435][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.801525][ T32] Call trace: [ 1327.801558][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.801603][ T32] r10:82918888 r9:eb1c1d84 r8:00000002 r7:60000113 r6:eb1c1d8c r5:852ab000 [ 1327.801625][ T32] r4:852ab000 [ 1327.801645][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.801687][ T32] r5:852ab000 r4:82918884 [ 1327.801720][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.801817][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.801868][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c1e08 [ 1327.801910][ T32] r4:00000000 [ 1327.801933][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.802001][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.802043][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.802088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852249c0 [ 1327.802132][ T32] r4:00000000 [ 1327.802242][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.817177][ T32] r9:83018005 r8:852ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1327.817229][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.817299][ T32] r5:00001000 r4:eb4bb000 [ 1327.817323][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.817365][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.817421][ T32] r5:8536d38c r4:8536d000 [ 1327.817442][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.817514][ T32] r7:dddced80 r6:83018000 r5:8536d38c r4:84735000 [ 1327.817570][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.817622][ T32] r10:61c88647 r9:852ab000 r8:8473502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.817666][ T32] r4:84735000 [ 1327.817711][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.817762][ T32] r10:00000000 r9:84735000 r8:8027f5e8 r7:eb1b5e60 r6:848aab00 r5:852ab000 [ 1327.817785][ T32] r4:00000001 [ 1327.817805][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.817863][ T32] Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) [ 1327.817898][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.817928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.817955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.818005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.818031][ T32] r4:84a587c0 [ 1327.818834][ T32] INFO: task kworker/0:320:4663 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.818895][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.818990][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.819066][ T32] Call trace: [ 1327.819102][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1327.819237][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 2 printk messages dropped ** [ 1327.819387][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1327.819574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 6 printk messages dropped ** [ 1327.819773][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.819837][ T32] r5:00001000 r4:ecf8f000 [ 1327.819862][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.819903][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.819966][ T32] r5:85a3578c r4:85a35400 [ 1327.819990][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.820038][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.820080][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.820130][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.820173][ T32] r4:848b5600 [ 1327.820196][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.820243][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.820266][ T32] r4:00000001 [ 1327.820286][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.820320][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.820371][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.820440][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.820473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.820505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.820528][ T32] r4:847da040 [ 1327.820569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.820626][ T32] INFO: task kworker/1:451:4666 blocked for more than 454 seconds. [ 1327.820663][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.820688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.820723][ T32] task:kworker/1:451 state:D stack:0 pid:4666 tgid:4666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.820772][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.820834][ T32] Call trace: [ 1327.820866][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.820911][ T32] r10:82918888 r9:eb1c9d84 r8:00000002 r7:60000113 r6:eb1c9d8c r5:852abc00 [ 1327.820934][ T32] r4:852abc00 [ 1327.820982][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.821045][ T32] r5:852abc00 r4:82918884 [ 1327.821068][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.821130][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.821179][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 [ 1327.821203][ T32] r4:00000000 [ 1327.821223][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.821280][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.821342][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.821391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471f000 [ 1327.821422][ T32] r4:00000000 [ 1327.821444][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.821510][ T32] r9:83018205 r8:852abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1327.821555][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.821601][ T32] r5:00001000 r4:eae43000 [ 1327.821621][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.821660][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.821701][ T32] r5:8527d38c r4:8527d000 [ 1327.821721][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.821765][ T32] r7:ddde2d80 r6:83018200 r5:8527d38c r4:848aab80 [ 1327.821786][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.821831][ T32] r10:61c88647 r9:852abc00 r8:848aabac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.821853][ T32] r4:848aab80 [ 1327.821895][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.821944][ T32] r10:00000000 r9:848aab80 r8:8027f5e8 r7:eb1bde60 r6:848aac00 r5:852abc00 [ 1327.821967][ T32] r4:00000001 [ 1327.822029][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.822069][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 1327.822095][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.822123][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.822181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.839772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.839820][ T32] r4:84a55f40 [ 1327.840640][ T32] INFO: task kworker/1:451:4666 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.840684][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.840812][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.840905][ T32] Call trace: [ 1327.840941][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.841016][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.841044][ T32] r4:00000000 [ 1327.841086][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.841152][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.841186][ T32] 9d20: 9d572000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.841236][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.841265][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.841289][ T32] r5:80000113 r4:80239bb0 [ 1327.841311][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.841378][ T32] r4:82ac11e4 [ 1327.841410][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.841481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.841530][ T32] r4:eae89dc0 [ 1327.841553][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.841623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.841673][ T32] r4:00000000 [ 1327.841720][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.841795][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.841842][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.841892][ T32] r5:00001000 r4:ecf8f000 [ 1327.841914][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.841976][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.848980][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.849360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1327.849796][ T32] r10:82918888 r9:eb1cdd84 r8:00000002 r7:60000113 r6:eb1cdd8c r5:852ad400 ** 8 printk messages dropped ** [ 1327.850123][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.850447][ T32] r5:00001000 r4:eb01b000 [ 1327.850472][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.850514][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.850586][ T32] r5:8521338c r4:85213000 [ 1327.850609][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1327.850701][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1327.851014][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.852013][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1327.852243][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 5 printk messages dropped ** [ 1327.865759][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1327.865976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 6 printk messages dropped ** [ 1327.866263][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1327.866675][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.866839][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.866862][ T32] r4:00000001 [ 1327.866882][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.866938][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.866993][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.867025][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.867052][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.867102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.867128][ T32] r4:847da040 [ 1327.867173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.867226][ T32] INFO: task kworker/1:452:4670 blocked for more than 454 seconds. [ 1327.867287][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.867315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.867338][ T32] task:kworker/1:452 state:D stack:0 pid:4670 tgid:4670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.867394][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.867474][ T32] Call trace: [ 1327.867531][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.867599][ T32] r10:82918888 r9:eb1d1d84 r8:00000002 r7:60000013 r6:eb1d1d8c r5:852aa400 [ 1327.867646][ T32] r4:852aa400 [ 1327.867692][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.867758][ T32] r5:852aa400 r4:82918884 [ 1327.867783][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.867842][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.867912][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 1327.867938][ T32] r4:00000000 [ 1327.867958][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.867995][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.868033][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.868076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471f6c0 [ 1327.868098][ T32] r4:00000000 [ 1327.868137][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.868186][ T32] r9:83018205 r8:852aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1327.868230][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.868276][ T32] r5:00001000 r4:eae75000 [ 1327.868296][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.868357][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.868409][ T32] r5:8527e38c r4:8527e000 [ 1327.868451][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.868520][ T32] r7:ddde2d80 r6:83018200 r5:8527e38c r4:848aad00 [ 1327.868545][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.868621][ T32] r10:61c88647 r9:852aa400 r8:848aad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.868647][ T32] r4:848aad00 [ 1327.868666][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.868721][ T32] r10:00000000 r9:848aad00 r8:8027f5e8 r7:eb1c9e60 r6:848aad80 r5:852aa400 [ 1327.868781][ T32] r4:00000001 [ 1327.868803][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.868850][ T32] Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) [ 1327.868889][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.868951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.868981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.869013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.869035][ T32] r4:8471f080 [ 1327.869818][ T32] INFO: task kworker/1:452:4670 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.869892][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.869979][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.870051][ T32] Call trace: [ 1327.870083][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.870132][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.870156][ T32] r4:00000000 [ 1327.870188][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.870230][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.870259][ T32] 9d20: 9daeb000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.870288][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.870332][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.870362][ T32] r5:80000113 r4:80239bb0 [ 1327.870383][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.870456][ T32] r4:82ac11e4 [ 1327.870487][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.870540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.870640][ T32] r4:eae89dc0 [ 1327.870669][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.870741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.870767][ T32] r4:00000000 [ 1327.870787][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.870834][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.870856][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.870898][ T32] r5:00001000 r4:ecf8f000 [ 1327.870917][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.870957][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.870999][ T32] r5:85a3578c r4:85a35400 [ 1327.871019][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.871065][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.871107][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.871157][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.871180][ T32] r4:848b5600 [ 1327.871199][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.871245][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.871268][ T32] r4:00000001 [ 1327.871287][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.871342][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.871384][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.871445][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.871495][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.871528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.871550][ T32] r4:847da040 [ 1327.871590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.871620][ T32] INFO: task kworker/1:453:4671 blocked for more than 454 seconds. [ 1327.871651][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.871675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.871696][ T32] task:kworker/1:453 state:D stack:0 pid:4671 tgid:4671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.871753][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.871796][ T32] Call trace: [ 1327.871843][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.871887][ T32] r10:82918888 r9:eb1d5d84 r8:00000002 r7:60000113 r6:eb1d5d8c r5:852ac800 [ 1327.871931][ T32] r4:852ac800 [ 1327.871955][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.871994][ T32] r5:852ac800 r4:82918884 [ 1327.872027][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.872088][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.872136][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 [ 1327.872185][ T32] r4:00000000 [ 1327.892745][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.892918][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.892974][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.893046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471f240 [ 1327.893075][ T32] r4:00000000 [ 1327.893096][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.893146][ T32] r9:83018205 r8:852ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1327.893167][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.893250][ T32] r5:00001000 r4:eae55000 [ 1327.893274][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.893360][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.893425][ T32] r5:8527df8c r4:8527dc00 [ 1327.893447][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.893496][ T32] r7:ddde2d80 r6:83018200 r5:8527df8c r4:848aae00 [ 1327.893517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.893565][ T32] r10:61c88647 r9:852ac800 r8:848aae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.893587][ T32] r4:848aae00 [ 1327.893607][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.893654][ T32] r10:00000000 r9:848aae00 r8:8027f5e8 r7:eb1d1e60 r6:848aae80 r5:852ac800 [ 1327.893676][ T32] r4:00000001 [ 1327.893708][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.893756][ T32] Exception stack(0xeb1d5fb0 to 0xeb1d5ff8) [ 1327.893788][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.893818][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.893866][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.893900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.893924][ T32] r4:8471f280 [ 1327.895062][ T32] INFO: task kworker/1:453:4671 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.895112][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.895245][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.895326][ T32] Call trace: [ 1327.895391][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.895453][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.895487][ T32] r4:00000000 [ 1327.895530][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.895573][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.895623][ T32] 9d20: 9e030000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1327.895657][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1327.895694][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1327.895720][ T32] r5:80000113 r4:80239bb0 [ 1327.895748][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.895815][ T32] r4:82ac11e4 [ 1327.895860][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.895934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1327.895961][ T32] r4:eae89dc0 [ 1327.896000][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.896072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1327.896097][ T32] r4:00000000 [ 1327.896139][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.896190][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1327.896233][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.896374][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.896743][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 7 printk messages dropped ** [ 1327.897021][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1327.897268][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1327.897382][ T32] r10:82918888 r9:eb1d9d84 r8:00000002 r7:60000013 r6:eb1d9d8c r5:851ed400 ** 4 printk messages dropped ** [ 1327.897576][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.897627][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d9e08 [ 1327.897651][ T32] r4:00000000 [ 1327.897670][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.897757][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.897800][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.897846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471fb40 [ 1327.897869][ T32] r4:00000000 [ 1327.897889][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.897932][ T32] r9:83018205 r8:851ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1327.897953][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.897994][ T32] r5:00001000 r4:eaf6b000 [ 1327.898037][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.898083][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.898147][ T32] r5:8527ef8c r4:8527ec00 [ 1327.898170][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.898217][ T32] r7:ddde2d80 r6:83018200 r5:8527ef8c r4:848aaf00 [ 1327.898237][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.898304][ T32] r10:61c88647 r9:851ed400 r8:848aaf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.898330][ T32] r4:848aaf00 [ 1327.898350][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.898395][ T32] r10:00000000 r9:848aaf00 r8:8027f5e8 r7:eb1d1e60 r6:848aaf80 r5:851ed400 [ 1327.898425][ T32] r4:00000001 [ 1327.898465][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.898525][ T32] Exception stack(0xeb1d9fb0 to 0xeb1d9ff8) [ 1327.898597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.898645][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.898677][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.898743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.898769][ T32] r4:8471f4c0 [ 1327.899175][ T32] INFO: task kworker/1:454:4673 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.899208][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.899340][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.899429][ T32] Call trace: [ 1327.899463][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.899531][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.899564][ T32] r4:00000000 [ 1327.899585][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.899624][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 5 printk messages dropped ** [ 1327.899848][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1327.900407][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1327.900722][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1327.901338][ T32] INFO: task kworker/1:455:4675 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1327.901729][ T32] r5:852aec00 r4:82918884 [ 1327.901752][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.901791][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.901834][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c5e08 [ 1327.901877][ T32] r4:00000000 [ 1327.901899][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.901936][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.901974][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.902018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471f800 [ 1327.902040][ T32] r4:00000000 [ 1327.902061][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.902104][ T32] r9:83018205 r8:852aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1327.902126][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.902249][ T32] r5:00001000 r4:eae8b000 [ 1327.922924][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.923120][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.923252][ T32] r5:8527e78c r4:8527e400 [ 1327.923309][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.923423][ T32] r7:ddde2d80 r6:83018200 r5:8527e78c r4:85220000 [ 1327.923479][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.923587][ T32] r10:61c88647 r9:852aec00 r8:8522002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.923674][ T32] r4:85220000 [ 1327.923745][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.923849][ T32] r10:00000000 r9:85220000 r8:8027f5e8 r7:eb1d9e60 r6:85220080 r5:852aec00 [ 1327.923903][ T32] r4:00000001 [ 1327.923950][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.924035][ T32] Exception stack(0xeb1c5fb0 to 0xeb1c5ff8) [ 1327.924102][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.924177][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.924233][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.924309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.924360][ T32] r4:8471f880 [ 1327.925667][ T32] INFO: task kworker/1:455:4675 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.925758][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.925907][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.926045][ T32] Call trace: [ 1327.926153][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.926318][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.926416][ T32] r4:00000000 [ 1327.926481][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.926609][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.926722][ T32] 9d20: 9e387000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 5 printk messages dropped ** [ 1327.927198][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1327.927932][ T32] r5:00001000 r4:ecf8f000 [ 1327.927983][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.928071][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.928167][ T32] r5:85a3578c r4:85a35400 [ 1327.928216][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.928318][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.928406][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.928516][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.928570][ T32] r4:848b5600 [ 1327.928615][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.928711][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.928778][ T32] r4:00000001 [ 1327.928833][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.928934][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.928999][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.929059][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.929115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.929157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.929180][ T32] r4:847da040 [ 1327.929203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.929270][ T32] INFO: task kworker/1:456:4678 blocked for more than 454 seconds. [ 1327.929312][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.929348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.929375][ T32] task:kworker/1:456 state:D stack:0 pid:4678 tgid:4678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.929449][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.929518][ T32] Call trace: [ 1327.929552][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.929615][ T32] r10:82918888 r9:eb0d9d84 r8:00000002 r7:60000113 r6:eb0d9d8c r5:852ae000 [ 1327.929641][ T32] r4:852ae000 ** 3 printk messages dropped ** [ 1327.929792][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.930239][ T32] r5:00001000 r4:eae9d000 [ 1327.930279][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.930343][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.930390][ T32] r5:8527db8c r4:8527d800 [ 1327.930418][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.930465][ T32] r7:ddde2d80 r6:83018200 r5:8527db8c r4:85220100 [ 1327.930486][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.930532][ T32] r10:61c88647 r9:852ae000 r8:8522012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.930600][ T32] r4:85220100 [ 1327.930664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.930716][ T32] r10:00000000 r9:85220100 r8:8027f5e8 r7:eb1d9e60 r6:85220180 r5:852ae000 [ 1327.930739][ T32] r4:00000001 [ 1327.930758][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.930793][ T32] Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) [ 1327.930843][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.930895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.930947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.931000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.931038][ T32] r4:8471f8c0 [ 1327.931455][ T32] INFO: task kworker/1:456:4678 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.931490][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.931670][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.931740][ T32] Call trace: [ 1327.931860][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1327.932151][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 12 printk messages dropped ** [ 1327.961574][ T32] r5:00001000 r4:ecf8f000 ** 5 printk messages dropped ** [ 1327.962018][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1327.963583][ T32] r4:847da040 ** 2 printk messages dropped ** [ 1327.963779][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.963848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.963899][ T32] task:kworker/1:457 state:D stack:0 pid:4680 tgid:4680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.964024][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.964128][ T32] Call trace: [ 1327.964202][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.964308][ T32] r10:82918888 r9:eb1ddd84 r8:00000002 r7:60000113 r6:eb1ddd8c r5:852b0000 [ 1327.964363][ T32] r4:852b0000 [ 1327.964422][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.964515][ T32] r5:852b0000 r4:82918884 [ 1327.964569][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.964659][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.964772][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 [ 1327.964828][ T32] r4:00000000 [ 1327.964874][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1327.964959][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1327.965053][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1327.965149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471f9c0 [ 1327.965216][ T32] r4:00000000 [ 1327.965263][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1327.965373][ T32] r9:83018205 r8:852b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1327.965436][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.965540][ T32] r5:00001000 r4:eaeb5000 [ 1327.965608][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.965717][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.965853][ T32] r5:8527eb8c r4:8527e800 [ 1327.965912][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.966032][ T32] r7:ddde2d80 r6:83018200 r5:8527eb8c r4:85220200 [ 1327.966147][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.966282][ T32] r10:61c88647 r9:852b0000 r8:8522022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.966338][ T32] r4:85220200 [ 1327.966419][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.966591][ T32] r10:00000000 r9:85220200 r8:8027f5e8 r7:eb1d9e60 r6:85220280 r5:852b0000 [ 1327.966658][ T32] r4:00000001 [ 1327.966721][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.966806][ T32] Exception stack(0xeb1ddfb0 to 0xeb1ddff8) [ 1327.966885][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.966967][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.967027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.967089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.967139][ T32] r4:8471fa40 [ 1327.968435][ T32] INFO: task kworker/1:457:4680 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1327.968531][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.968669][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.968770][ T32] Call trace: [ 1327.968852][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1327.968976][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1327.969053][ T32] r4:00000000 [ 1327.969105][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.969203][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1327.969315][ T32] 9d20: 9e7a6000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 6 printk messages dropped ** [ 1327.969924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 10 printk messages dropped ** [ 1327.970854][ T32] r5:85a3578c r4:85a35400 [ 1327.970915][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.971015][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1327.971077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.971172][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.971225][ T32] r4:848b5600 [ 1327.971269][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.971375][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1327.971440][ T32] r4:00000001 [ 1327.971486][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.971606][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1327.971676][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.971745][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.971805][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.971868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.971918][ T32] r4:847da040 [ 1327.971964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.972025][ T32] INFO: task kworker/1:458:4682 blocked for more than 454 seconds. [ 1327.972105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.972179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.998167][ T32] task:kworker/1:458 state:D stack:0 pid:4682 tgid:4682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.998433][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.998618][ T32] Call trace: [ 1327.998702][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1327.998822][ T32] r10:82918888 r9:eb1e1d84 r8:00000002 r7:60000013 r6:eb1e1d8c r5:852b0c00 [ 1327.998879][ T32] r4:852b0c00 [ 1327.998936][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1327.999029][ T32] r5:852b0c00 r4:82918884 [ 1327.999096][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.999342][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.999564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84193480 ** 4 printk messages dropped ** [ 1327.999748][ T32] r5:00001000 r4:eafdb000 [ 1327.999789][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1327.999835][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.999888][ T32] r5:85263b8c r4:85263800 [ 1327.999940][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.000065][ T32] r10:61c88647 r9:852b0c00 r8:8522032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.000385][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.001421][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.001734][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 2 printk messages dropped ** [ 1328.001888][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.001917][ T32] r5:80000113 r4:80239bb0 [ 1328.001939][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.002007][ T32] r4:82ac11e4 [ 1328.002031][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.002102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.002127][ T32] r4:eae89dc0 [ 1328.002168][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.012996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.013087][ T32] r4:00000000 [ 1328.013142][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.013330][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.013407][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.013529][ T32] r5:00001000 r4:ecf8f000 [ 1328.013595][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.013715][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.013820][ T32] r5:85a3578c r4:85a35400 [ 1328.013871][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.013979][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.014030][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.014159][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.014222][ T32] r4:848b5600 [ 1328.014271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.014389][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.014463][ T32] r4:00000001 [ 1328.014514][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.014651][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.014731][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.014799][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.014860][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.014930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.015008][ T32] r4:847da040 [ 1328.015073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.015138][ T32] INFO: task kworker/1:459:4683 blocked for more than 454 seconds. [ 1328.015211][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.015264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.015328][ T32] task:kworker/1:459 state:D stack:0 pid:4683 tgid:4683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.015467][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.015619][ T32] Call trace: [ 1328.015759][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.015879][ T32] r10:82918888 r9:eb1e9d84 r8:00000002 r7:60000113 r6:eb1e9d8c r5:852b1800 [ 1328.015952][ T32] r4:852b1800 [ 1328.016010][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.016101][ T32] r5:852b1800 r4:82918884 [ 1328.016153][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.016242][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.016339][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 [ 1328.016393][ T32] r4:00000000 [ 1328.016451][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.016536][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.016624][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.016721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471fc00 [ 1328.016772][ T32] r4:00000000 [ 1328.016840][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.016942][ T32] r9:83018205 r8:852b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1328.016994][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.017136][ T32] r5:00001000 r4:eaf7f000 [ 1328.017205][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.017317][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.017434][ T32] r5:8527f78c r4:8527f400 [ 1328.017498][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.017622][ T32] r7:ddde2d80 r6:83018200 r5:8527f78c r4:85220400 [ 1328.017689][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.017818][ T32] r10:61c88647 r9:852b1800 r8:8522042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.017880][ T32] r4:85220400 [ 1328.017929][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.018058][ T32] r10:00000000 r9:85220400 r8:8027f5e8 r7:eb1e1e60 r6:85220480 r5:852b1800 [ 1328.018123][ T32] r4:00000001 [ 1328.018173][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.018255][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1328.018328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.018391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.018458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.018521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.018609][ T32] r4:8471fdc0 [ 1328.019969][ T32] INFO: task kworker/1:459:4683 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.020083][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.020246][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.020403][ T32] Call trace: [ 1328.020484][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.020607][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.020678][ T32] r4:00000000 [ 1328.020729][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.020812][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.020861][ T32] 9d20: 9ea03000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.020915][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.020964][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.021002][ T32] r5:80000113 r4:80239bb0 [ 1328.021025][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.021072][ T32] r4:82ac11e4 [ 1328.021112][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.021186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.021212][ T32] r4:eae89dc0 [ 1328.021234][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.021301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.021326][ T32] r4:00000000 [ 1328.021367][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.021423][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.021467][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.021533][ T32] r5:00001000 r4:ecf8f000 [ 1328.021557][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.021623][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.021696][ T32] r5:85a3578c r4:85a35400 [ 1328.021750][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.021822][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.021848][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.021896][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.021919][ T32] r4:848b5600 [ 1328.021938][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.022000][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.022047][ T32] r4:00000001 [ 1328.022089][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.022130][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.022180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.045911][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.046077][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.046160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.046221][ T32] r4:847da040 [ 1328.046294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.046371][ T32] INFO: task kworker/1:460:4685 blocked for more than 454 seconds. [ 1328.046458][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.046519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.046603][ T32] task:kworker/1:460 state:D stack:0 pid:4685 tgid:4685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.046733][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.046864][ T32] Call trace: [ 1328.046938][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.047049][ T32] r10:82918888 r9:eb1e5d84 r8:00000002 r7:60000113 r6:eb1e5d8c r5:852b2400 [ 1328.047103][ T32] r4:852b2400 [ 1328.047154][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.047259][ T32] r5:852b2400 r4:82918884 [ 1328.047322][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1328.047525][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e5e08 [ 1328.047576][ T32] r4:00000000 [ 1328.047620][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.047712][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.047807][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.047909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a55e00 [ 1328.047979][ T32] r4:00000000 [ 1328.048034][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.048141][ T32] r9:83018205 r8:852b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1328.048192][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.048284][ T32] r5:00001000 r4:eafa7000 [ 1328.048332][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.048427][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.048520][ T32] r5:8527fb8c r4:8527f800 [ 1328.048571][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.048681][ T32] r7:ddde2d80 r6:83018200 r5:8527fb8c r4:85220500 [ 1328.048736][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.048838][ T32] r10:61c88647 r9:852b2400 r8:8522052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.048895][ T32] r4:85220500 [ 1328.048943][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.049050][ T32] r10:00000000 r9:85220500 r8:8027f5e8 r7:eb1e1e60 r6:85220580 r5:852b2400 [ 1328.049106][ T32] r4:00000001 [ 1328.049155][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.049243][ T32] Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) [ 1328.049321][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.049387][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.049455][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.049528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.049585][ T32] r4:8471f8c0 [ 1328.050850][ T32] INFO: task kworker/1:460:4685 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.050924][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.051047][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.051145][ T32] Call trace: [ 1328.051213][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.051315][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.051369][ T32] r4:00000000 [ 1328.051422][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.051530][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.051605][ T32] 9d20: 9ed6b000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.051674][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.051744][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.051799][ T32] r5:80000113 r4:80239bb0 [ 1328.051850][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.051948][ T32] r4:82ac11e4 [ 1328.051994][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.052091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.052140][ T32] r4:eae89dc0 [ 1328.076275][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.076602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.076635][ T32] r4:00000000 [ 1328.076662][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.076716][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.076752][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.076823][ T32] r5:00001000 r4:ecf8f000 [ 1328.076848][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.076892][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.076935][ T32] r5:85a3578c r4:85a35400 [ 1328.076955][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.077002][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.077023][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.077068][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.077090][ T32] r4:848b5600 [ 1328.077109][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.077155][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.077177][ T32] r4:00000001 [ 1328.077303][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.077406][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.077442][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.077472][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.077500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.077528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.077550][ T32] r4:847da040 [ 1328.077614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.077721][ T32] INFO: task kworker/1:461:4688 blocked for more than 454 seconds. [ 1328.077759][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.077785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.077807][ T32] task:kworker/1:461 state:D stack:0 pid:4688 tgid:4688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.077938][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.077988][ T32] Call trace: [ 1328.078020][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.078112][ T32] r10:82918888 r9:eb1f1d84 r8:00000002 r7:60000113 r6:eb1f1d8c r5:852b4800 [ 1328.078141][ T32] r4:852b4800 [ 1328.078313][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.078410][ T32] r5:852b4800 r4:82918884 [ 1328.078499][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.078543][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.078642][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f1e08 [ 1328.078762][ T32] r4:00000000 [ 1328.078788][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.078869][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.078913][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.078960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84193040 [ 1328.078983][ T32] r4:00000000 [ 1328.079003][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.079047][ T32] r9:83018205 r8:852b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 1 printk messages dropped ** [ 1328.079110][ T32] r5:00001000 r4:eafbb000 [ 1328.079164][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1328.079326][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1328.079781][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.080773][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.080820][ T32] Call trace: [ 1328.080849][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.080969][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.080997][ T32] r4:00000000 [ 1328.081018][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.081057][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.081086][ T32] 9d20: 9f0e3000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.081114][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.081139][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.081162][ T32] r5:80000113 r4:80239bb0 [ 1328.081182][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.081245][ T32] r4:82ac11e4 [ 1328.081268][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.081319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.081360][ T32] r4:eae89dc0 [ 1328.081383][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.081435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.081457][ T32] r4:00000000 [ 1328.081478][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.081542][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.081567][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.081611][ T32] r5:00001000 r4:ecf8f000 [ 1328.081631][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.081755][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.081803][ T32] r5:85a3578c r4:85a35400 [ 1328.081824][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.081870][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.081891][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.081936][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.081958][ T32] r4:848b5600 [ 1328.081977][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.082022][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.082044][ T32] r4:00000001 [ 1328.082064][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.082121][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.082151][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.082255][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.099679][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.099740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.099766][ T32] r4:847da040 [ 1328.099792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.099856][ T32] INFO: task kworker/1:462:4689 blocked for more than 454 seconds. [ 1328.099896][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.099923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.099951][ T32] task:kworker/1:462 state:D stack:0 pid:4689 tgid:4689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.100156][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.100248][ T32] Call trace: [ 1328.101389][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.101453][ T32] r10:82918888 r9:eb1f5d84 r8:00000002 r7:60000013 r6:eb1f5d8c r5:852b3000 [ 1328.101610][ T32] r4:852b3000 [ 1328.101636][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.101682][ T32] r5:852b3000 r4:82918884 [ 1328.101704][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.101744][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.101788][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 [ 1328.101810][ T32] r4:00000000 [ 1328.101829][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.101865][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.101929][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.101997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84193940 [ 1328.102247][ T32] r4:00000000 [ 1328.116329][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.116439][ T32] r9:83018205 r8:852b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.116466][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.116516][ T32] r5:00001000 r4:eb00b000 [ 1328.116538][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.116578][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.116622][ T32] r5:85288f8c r4:85288c00 [ 1328.116642][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.116720][ T32] r7:ddde2d80 r6:83018200 r5:85288f8c r4:85220700 [ 1328.116780][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.116853][ T32] r10:61c88647 r9:852b3000 r8:8522072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.116916][ T32] r4:85220700 [ 1328.116941][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.116991][ T32] r10:00000000 r9:85220700 r8:8027f5e8 r7:eb1e1e60 r6:85220780 r5:852b3000 [ 1328.117014][ T32] r4:00000001 [ 1328.117035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.117098][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 1328.117129][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.117158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.118794][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.119244][ T32] 9d20: 9f895000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1328.119823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1328.120315][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1328.120725][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.120966][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.121775][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.122198][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.131999][ T32] r5:00001000 r4:eafeb000 [ 1328.132043][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1328.137550][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1328.138415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.138444][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.138511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.138605][ T32] r4:841935c0 [ 1328.139351][ T32] INFO: task kworker/1:463:4692 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.139428][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.139566][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.139647][ T32] Call trace: [ 1328.139764][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.139819][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.139893][ T32] r4:00000000 [ 1328.139919][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.139984][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.140075][ T32] 9d20: 9f895000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.140109][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.140136][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.140161][ T32] r5:80000113 r4:80239bb0 [ 1328.140233][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.140285][ T32] r4:82ac11e4 [ 1328.140307][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.140473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.140501][ T32] r4:eae89dc0 [ 1328.140523][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.140594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.140723][ T32] r4:00000000 [ 1328.140747][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.140796][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.140819][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.140888][ T32] r5:00001000 r4:ecf8f000 [ 1328.140913][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.140955][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.140997][ T32] r5:85a3578c r4:85a35400 [ 1328.141017][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.141063][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.141101][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.141152][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.141175][ T32] r4:848b5600 [ 1328.141194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.141242][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.141265][ T32] r4:00000001 [ 1328.141285][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.141319][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.141345][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.141396][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.141433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.141534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.141569][ T32] r4:847da040 [ 1328.141594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.141651][ T32] INFO: task kworker/1:464:4693 blocked for more than 454 seconds. [ 1328.141690][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.141716][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.141763][ T32] task:kworker/1:464 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.141886][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.141960][ T32] Call trace: [ 1328.142033][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.142089][ T32] r10:82918888 r9:eb1fdd84 r8:00000002 r7:60000113 r6:eb1fdd8c r5:852b5400 [ 1328.142131][ T32] r4:852b5400 [ 1328.142160][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.142226][ T32] r5:852b5400 r4:82918884 [ 1328.142312][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.156572][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.156678][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 [ 1328.156779][ T32] r4:00000000 [ 1328.156840][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.156885][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.156932][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.156978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841935c0 [ 1328.157000][ T32] r4:00000000 [ 1328.157020][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.157067][ T32] r9:83018205 r8:852b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 1 printk messages dropped ** [ 1328.157134][ T32] r5:00001000 r4:eaffb000 [ 1328.157154][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.157194][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.157238][ T32] r5:85288b8c r4:85288800 [ 1328.157258][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.157308][ T32] r7:ddde2d80 r6:83018200 r5:85288b8c r4:85220900 [ 1328.157353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.157414][ T32] r10:61c88647 r9:852b5400 r8:8522092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.157438][ T32] r4:85220900 [ 1328.157460][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.157534][ T32] r10:00000000 r9:85220900 r8:8027f5e8 r7:eb1f5e60 r6:85220980 r5:852b5400 [ 1328.157584][ T32] r4:00000001 [ 1328.157609][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.157659][ T32] Exception stack(0xeb1fdfb0 to 0xeb1fdff8) [ 1328.157697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.157728][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.157755][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.157833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.157863][ T32] r4:84193600 [ 1328.158647][ T32] INFO: task kworker/1:464:4693 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.158714][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.158903][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.159074][ T32] Call trace: [ 1328.159111][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.159161][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.159537][ T32] r4:00000000 [ 1328.159569][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.159689][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.159723][ T32] 9d20: 9fcaa000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.159753][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.159778][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.159806][ T32] r5:80000113 r4:80239bb0 [ 1328.159830][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.159877][ T32] r4:82ac11e4 [ 1328.159897][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.159946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.159988][ T32] r4:eae89dc0 [ 1328.160011][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.160060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.160083][ T32] r4:00000000 [ 1328.160103][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1328.160464][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 4 printk messages dropped ** [ 1328.160632][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 6 printk messages dropped ** [ 1328.160921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1328.161958][ T32] r4:852b3c00 ** 3 printk messages dropped ** [ 1328.162080][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1328.178123][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1328.178549][ T32] r5:00001000 r4:eb03f000 [ 1328.178625][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.178794][ T32] r5:8528938c r4:85289000 ** 1 printk messages dropped ** [ 1328.178975][ T32] r7:ddde2d80 r6:83018200 r5:8528938c r4:85220a00 ** 8 printk messages dropped ** [ 1328.179517][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.181505][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1328.181958][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1328.196574][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1328.197002][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.197348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.197625][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.197990][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.198035][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 [ 1328.198083][ T32] r4:00000000 [ 1328.198142][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.198195][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.198239][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.198309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84828580 [ 1328.198336][ T32] r4:00000000 [ 1328.198357][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.198407][ T32] r9:83018205 r8:852b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1328.198430][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.198473][ T32] r5:00001000 r4:eb0c1000 [ 1328.198493][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.198532][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.198625][ T32] r5:8528a38c r4:8528a000 [ 1328.198655][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.198703][ T32] r7:ddde2d80 r6:83018200 r5:8528a38c r4:85220b00 [ 1328.198727][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.198773][ T32] r10:61c88647 r9:852b9800 r8:85220b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.198797][ T32] r4:85220b00 [ 1328.198817][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.198861][ T32] r10:00000000 r9:85220b00 r8:8027f5e8 r7:eb1ede60 r6:85220b80 r5:852b9800 [ 1328.198883][ T32] r4:00000001 [ 1328.198902][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.198939][ T32] Exception stack(0xeb209fb0 to 0xeb209ff8) [ 1328.198980][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.199047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.199103][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.199148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.199174][ T32] r4:84193b80 [ 1328.199931][ T32] INFO: task kworker/1:466:4698 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.199966][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.200059][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.200120][ T32] Call trace: [ 1328.200180][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.200240][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.200267][ T32] r4:00000000 [ 1328.200312][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.200380][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.200411][ T32] 9d20: a00e0000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.200441][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.200466][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.200515][ T32] r5:80000113 r4:80239bb0 [ 1328.200564][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.200624][ T32] r4:82ac11e4 [ 1328.200691][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.200772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.200799][ T32] r4:eae89dc0 [ 1328.200820][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.200868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.200889][ T32] r4:00000000 [ 1328.200933][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.201034][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.201123][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.201263][ T32] r5:00001000 r4:ecf8f000 [ 1328.201324][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.201400][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.201480][ T32] r5:85a3578c r4:85a35400 [ 1328.201530][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.201608][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.201663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.201779][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.201861][ T32] r4:848b5600 [ 1328.201920][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.202021][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.202069][ T32] r4:00000001 [ 1328.202102][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.202236][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.222932][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.223035][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.223101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.223140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.223190][ T32] r4:847da040 [ 1328.223219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.223277][ T32] INFO: task kworker/1:467:4700 blocked for more than 454 seconds. [ 1328.223317][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.223355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.223406][ T32] task:kworker/1:467 state:D stack:0 pid:4700 tgid:4700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.223512][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.223612][ T32] Call trace: [ 1328.223670][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.223760][ T32] r10:82918888 r9:eb20dd84 r8:00000002 r7:60000113 r6:eb20dd8c r5:852b8000 [ 1328.223842][ T32] r4:852b8000 [ 1328.223903][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.223988][ T32] r5:852b8000 r4:82918884 [ 1328.224035][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.224146][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.224200][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 [ 1328.224271][ T32] r4:00000000 [ 1328.224295][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.224333][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.224390][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.224514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471f8c0 [ 1328.224570][ T32] r4:00000000 [ 1328.224613][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.224740][ T32] r9:83018205 r8:852b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1328.224794][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.224869][ T32] r5:00001000 r4:eb061000 [ 1328.224904][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.224948][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.224991][ T32] r5:8528978c r4:85289400 [ 1328.225011][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.225058][ T32] r7:ddde2d80 r6:83018200 r5:8528978c r4:85220c00 [ 1328.225078][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.225147][ T32] r10:61c88647 r9:852b8000 r8:85220c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.225199][ T32] r4:85220c00 [ 1328.225238][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.225337][ T32] r10:00000000 r9:85220c00 r8:8027f5e8 r7:eb209e60 r6:85220c80 r5:852b8000 [ 1328.225391][ T32] r4:00000001 [ 1328.225418][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.225474][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) [ 1328.225506][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.225535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.225561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.225601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.225661][ T32] r4:84193b40 [ 1328.226838][ T32] INFO: task kworker/1:467:4700 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.226917][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.227012][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.227113][ T32] Call trace: [ 1328.227153][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.227205][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.227229][ T32] r4:00000000 [ 1328.227262][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.227305][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.227362][ T32] 9d20: a046f000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.227445][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.227504][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.227569][ T32] r5:80000113 r4:80239bb0 [ 1328.227622][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.227719][ T32] r4:82ac11e4 [ 1328.227779][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.227879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.227912][ T32] r4:eae89dc0 [ 1328.227934][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.228007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.228033][ T32] r4:00000000 [ 1328.228079][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.228157][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.228189][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.228234][ T32] r5:00001000 r4:ecf8f000 [ 1328.228313][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.228390][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.228453][ T32] r5:85a3578c r4:85a35400 [ 1328.228475][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.228542][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.228572][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.228633][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.228691][ T32] r4:848b5600 [ 1328.228714][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.228761][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.228809][ T32] r4:00000001 [ 1328.228857][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.228898][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.228926][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.229058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1328.229292][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.229515][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.230166][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.230211][ T32] r5:00001000 r4:e09e3000 [ 1328.230234][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.230317][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1328.230593][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.231231][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.259285][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.259594][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 5 printk messages dropped ** [ 1328.259952][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1328.260182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 12 printk messages dropped ** [ 1328.260980][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1328.261379][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.261796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1328.269421][ T32] r10:82918888 r9:eb215d84 r8:00000002 r7:60000013 r6:eb215d8c r5:852ba400 ** 8 printk messages dropped ** [ 1328.269815][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.270123][ T32] r5:00001000 r4:eb07f000 ** 1 printk messages dropped ** [ 1328.270221][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.270816][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.271121][ T32] r4:84193840 ** 2 printk messages dropped ** [ 1328.271981][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.283818][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 5 printk messages dropped ** [ 1328.284237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.284269][ T32] r4:eae89dc0 [ 1328.284292][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.284454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.284518][ T32] r4:00000000 [ 1328.284574][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.284633][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.284664][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.284739][ T32] r5:00001000 r4:ecf8f000 [ 1328.284768][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.284827][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.284914][ T32] r5:85a3578c r4:85a35400 [ 1328.284993][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.285096][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.285139][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.285234][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.285281][ T32] r4:848b5600 [ 1328.285342][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.285404][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.285429][ T32] r4:00000001 [ 1328.285489][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.285546][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.285576][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.285614][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.285678][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.285718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.285743][ T32] r4:847da040 [ 1328.285769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.285808][ T32] INFO: task kworker/1:469:4705 blocked for more than 454 seconds. [ 1328.285844][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.285926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.285988][ T32] task:kworker/1:469 state:D stack:0 pid:4705 tgid:4705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.286095][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.286179][ T32] Call trace: [ 1328.286244][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.286330][ T32] r10:82918888 r9:eb219d84 r8:00000002 r7:60000113 r6:eb219d8c r5:852b8c00 [ 1328.286364][ T32] r4:852b8c00 [ 1328.286386][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.286475][ T32] r5:852b8c00 r4:82918884 [ 1328.286517][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.286652][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.286715][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 [ 1328.286739][ T32] r4:00000000 [ 1328.286784][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.286829][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.286912][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.287005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84828100 [ 1328.287050][ T32] r4:00000000 [ 1328.287093][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.287168][ T32] r9:83018205 r8:852b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 ** 1 printk messages dropped ** [ 1328.287326][ T32] r5:00001000 r4:eb0a1000 [ 1328.287368][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.287471][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.287876][ T32] r10:61c88647 r9:852b8c00 r8:85220eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.288444][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.290183][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1328.290816][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1328.291149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 10 printk messages dropped ** [ 1328.291942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.310487][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.310799][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.311152][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.311683][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1328.311838][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.326791][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) ** 7 printk messages dropped ** [ 1328.328352][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.328871][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 6 printk messages dropped ** [ 1328.329140][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1328.329345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.329369][ T32] r4:00000000 [ 1328.329391][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.329462][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.329494][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.329557][ T32] r5:00001000 r4:ecf8f000 [ 1328.329607][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.329671][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.329720][ T32] r5:85a3578c r4:85a35400 [ 1328.329780][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.329836][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.329866][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.329942][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.329972][ T32] r4:848b5600 [ 1328.329993][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.330043][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.330068][ T32] r4:00000001 [ 1328.330089][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.330129][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.330157][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.330210][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.330246][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.330276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.330300][ T32] r4:847da040 [ 1328.330327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.330387][ T32] INFO: task kworker/1:471:4709 blocked for more than 454 seconds. [ 1328.330432][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.330483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.330509][ T32] task:kworker/1:471 state:D stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.330592][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.330654][ T32] Call trace: [ 1328.330716][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.330769][ T32] r10:82918888 r9:eb135d84 r8:00000002 r7:60000013 r6:eb135d8c r5:852bc800 [ 1328.330796][ T32] r4:852bc800 [ 1328.330822][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.330865][ T32] r5:852bc800 r4:82918884 [ 1328.330885][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.330926][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.330997][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 1328.331027][ T32] r4:00000000 [ 1328.331049][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.331089][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.331130][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.331189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84828e00 [ 1328.331217][ T32] r4:00000000 [ 1328.331237][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.331285][ T32] r9:83018205 r8:852bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.331320][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.331370][ T32] r5:00001000 r4:e01e3000 [ 1328.331391][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.331437][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.331482][ T32] r5:8528b38c r4:8528b000 [ 1328.331502][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.331549][ T32] r7:ddde2d80 r6:83018200 r5:8528b38c r4:84795080 [ 1328.331596][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.331655][ T32] r10:61c88647 r9:852bc800 r8:847950ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.331705][ T32] r4:84795080 [ 1328.331742][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.331820][ T32] r10:00000000 r9:84795080 r8:8027f5e8 r7:eb21de60 r6:84795100 r5:852bc800 [ 1328.331873][ T32] r4:00000001 [ 1328.331898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.331940][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1328.331969][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.332024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.332081][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.332141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.332237][ T32] r4:84828600 [ 1328.340378][ T32] INFO: task kworker/1:471:4709 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.340502][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.340677][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.340833][ T32] Call trace: [ 1328.340900][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.341000][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.341056][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.341380][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 3 printk messages dropped ** [ 1328.341548][ T32] r4:82ac11e4 [ 1328.341593][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.341658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.341684][ T32] r4:eae89dc0 [ 1328.341720][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.341854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.341932][ T32] r4:00000000 [ 1328.341993][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.342088][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.342134][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.352778][ T32] r5:00001000 r4:ecf8f000 [ 1328.352847][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.352931][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.353011][ T32] r5:85a3578c r4:85a35400 ** 2 printk messages dropped ** [ 1328.353142][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.353572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1328.353901][ T32] task:kworker/1:472 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.354337][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 ** 9 printk messages dropped ** [ 1328.354959][ T32] r5:00001000 r4:e007b000 [ 1328.355008][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.355051][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1328.355247][ T32] r7:ddde2d80 r6:83018200 r5:8528af8c r4:84795180 ** 5 printk messages dropped ** [ 1328.355478][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.355604][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.356762][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1328.357182][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1328.357520][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.357821][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.358410][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 9 printk messages dropped ** [ 1328.358999][ T32] INFO: task kworker/1:473:4714 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1328.359512][ T32] r4:852b6c00 ** 4 printk messages dropped ** [ 1328.359917][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 ** 8 printk messages dropped ** [ 1328.360420][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.360503][ T32] r5:00001000 r4:e029d000 [ 1328.360543][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.360662][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.360725][ T32] r5:8528ab8c r4:8528a800 [ 1328.360774][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.360863][ T32] r7:ddde2d80 r6:83018200 r5:8528ab8c r4:84795280 [ 1328.360906][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.361000][ T32] r10:61c88647 r9:852b6c00 r8:847952ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.361037][ T32] r4:84795280 [ 1328.361113][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.361180][ T32] r10:00000000 r9:84795280 r8:8027f5e8 r7:eb135e60 r6:84795300 r5:852b6c00 [ 1328.361232][ T32] r4:00000001 [ 1328.361282][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.361325][ T32] Exception stack(0xeb191fb0 to 0xeb191ff8) [ 1328.361355][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.361385][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.361418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.361449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.361488][ T32] r4:84828c00 [ 1328.361991][ T32] INFO: task kworker/1:473:4714 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.362034][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.362128][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.387758][ T32] Call trace: [ 1328.387835][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.387915][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.387943][ T32] r4:00000000 [ 1328.387964][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.388019][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.388082][ T32] 9d20: a16bc000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.388140][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.388170][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.388218][ T32] r5:80000113 r4:80239bb0 [ 1328.388243][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.388292][ T32] r4:82ac11e4 [ 1328.388312][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.388361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.388396][ T32] r4:eae89dc0 [ 1328.388456][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.388509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.388547][ T32] r4:00000000 [ 1328.388607][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.388727][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.388775][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.388872][ T32] r5:00001000 r4:ecf8f000 [ 1328.388916][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.388993][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.389085][ T32] r5:85a3578c r4:85a35400 [ 1328.389130][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.389220][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.389283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.389379][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.389445][ T32] r4:848b5600 [ 1328.389493][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.389589][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.389617][ T32] r4:00000001 [ 1328.389658][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.389727][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.389755][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.389786][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.389840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.389877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.389944][ T32] r4:847da040 [ 1328.389977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.390007][ T32] INFO: task kworker/1:474:4716 blocked for more than 454 seconds. [ 1328.390040][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.390064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.390084][ T32] task:kworker/1:474 state:D stack:0 pid:4716 tgid:4716 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.390163][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.390235][ T32] Call trace: ** 1 printk messages dropped ** [ 1328.390364][ T32] r10:82918888 r9:eb221d84 r8:00000002 r7:60000113 r6:eb221d8c r5:852c8c00 ** 9 printk messages dropped ** [ 1328.390771][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1328.390978][ T32] r5:00001000 r4:ead17000 ** 3 printk messages dropped ** [ 1328.391157][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1328.391738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.407148][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 10 printk messages dropped ** [ 1328.407583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 14 printk messages dropped ** [ 1328.408271][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.408623][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.408973][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.409439][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.409984][ T32] r5:00001000 r4:e0799000 [ 1328.410008][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.410051][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.410143][ T32] r5:8528bb8c r4:8528b800 [ 1328.410231][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.410290][ T32] r7:ddde2d80 r6:83018200 r5:8528bb8c r4:84795480 [ 1328.410334][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.410415][ T32] r10:61c88647 r9:852c8000 r8:847954ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.410442][ T32] r4:84795480 [ 1328.410464][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.410511][ T32] r10:00000000 r9:84795480 r8:8027f5e8 r7:eb221e60 r6:84795500 r5:852c8000 [ 1328.410576][ T32] r4:00000001 [ 1328.410602][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.410640][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 1328.410677][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.410707][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.410745][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.410778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.410803][ T32] r4:84828780 [ 1328.411280][ T32] INFO: task kworker/1:475:4718 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.411314][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.411373][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.411430][ T32] Call trace: [ 1328.411472][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.411545][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.411572][ T32] r4:00000000 [ 1328.411593][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.411633][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.411667][ T32] 9d20: a1acc000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.411696][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.411760][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.411788][ T32] r5:80000113 r4:80239bb0 [ 1328.411809][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.411856][ T32] r4:82ac11e4 [ 1328.411889][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.411943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.411966][ T32] r4:eae89dc0 [ 1328.411990][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.412060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.412087][ T32] r4:00000000 [ 1328.412106][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.412153][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.432623][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.432794][ T32] r5:00001000 r4:ecf8f000 [ 1328.432834][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.432909][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.432959][ T32] r5:85a3578c r4:85a35400 [ 1328.432996][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.433050][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.433072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.433120][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.433143][ T32] r4:848b5600 [ 1328.433189][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.433291][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.433318][ T32] r4:00000001 [ 1328.433431][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.433498][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.433535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.433564][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.433591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.433622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.433658][ T32] r4:847da040 [ 1328.433704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.433738][ T32] INFO: task kworker/1:476:4720 blocked for more than 454 seconds. [ 1328.433770][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.433809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.433858][ T32] task:kworker/1:476 state:D stack:0 pid:4720 tgid:4720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.433947][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.433995][ T32] Call trace: [ 1328.434052][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.434130][ T32] r10:82918888 r9:eb225d84 r8:00000002 r7:60000013 r6:eb225d8c r5:852c9800 [ 1328.434157][ T32] r4:852c9800 [ 1328.434202][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1328.434393][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 ** 3 printk messages dropped ** [ 1328.434527][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.434621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758000 [ 1328.434651][ T32] r4:00000000 [ 1328.434675][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.434736][ T32] r9:83018205 r8:852c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1328.434786][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.434858][ T32] r5:00001000 r4:e08cb000 [ 1328.434882][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.434926][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.434969][ T32] r5:8528bf8c r4:8528bc00 [ 1328.434989][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.435074][ T32] r7:ddde2d80 r6:83018200 r5:8528bf8c r4:84795580 [ 1328.435101][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.435150][ T32] r10:61c88647 r9:852c9800 r8:847955ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.435173][ T32] r4:84795580 [ 1328.435217][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.435274][ T32] r10:00000000 r9:84795580 r8:8027f5e8 r7:eb221e60 r6:84795600 r5:852c9800 [ 1328.435334][ T32] r4:00000001 [ 1328.435358][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.435397][ T32] Exception stack(0xeb225fb0 to 0xeb225ff8) [ 1328.435473][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.435578][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.435613][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.435643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.435671][ T32] r4:847580c0 [ 1328.436457][ T32] INFO: task kworker/1:476:4720 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.436504][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.436623][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.436704][ T32] Call trace: [ 1328.436765][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.436842][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.436871][ T32] r4:00000000 [ 1328.436891][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.436931][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.436960][ T32] 9d20: a1ef5000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.436989][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.437014][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.437184][ T32] r5:80000113 r4:80239bb0 [ 1328.437219][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.437268][ T32] r4:82ac11e4 [ 1328.437289][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.437339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.437396][ T32] r4:eae89dc0 [ 1328.437420][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.437467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.437506][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.437652][ T32] r5:00001000 r4:ecf8f000 ** 1 printk messages dropped ** [ 1328.437714][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.437757][ T32] r5:85a3578c r4:85a35400 [ 1328.437776][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.437821][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.437865][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.437916][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.437939][ T32] r4:848b5600 [ 1328.437959][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.438006][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.438029][ T32] r4:00000001 [ 1328.438092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.438132][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.438160][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.438189][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.438242][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.438286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.438311][ T32] r4:847da040 [ 1328.438331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.438356][ T32] INFO: task kworker/1:477:4722 blocked for more than 454 seconds. [ 1328.438383][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.438431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.438455][ T32] task:kworker/1:477 state:D stack:0 pid:4722 tgid:4722 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.438501][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.438603][ T32] Call trace: [ 1328.438645][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.438695][ T32] r10:82918888 r9:eb22dd84 r8:00000002 r7:60000113 r6:eb22dd8c r5:852ca400 [ 1328.438743][ T32] r4:852ca400 [ 1328.438766][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.438806][ T32] r5:852ca400 r4:82918884 [ 1328.438826][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.438879][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.438933][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb22de08 [ 1328.438957][ T32] r4:00000000 [ 1328.438976][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.439013][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.439062][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.439123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758480 [ 1328.439149][ T32] r4:00000000 [ 1328.439169][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.439233][ T32] r9:83018205 r8:852ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 1 printk messages dropped ** [ 1328.439320][ T32] r5:00001000 r4:e093f000 [ 1328.439341][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.439380][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.439437][ T32] r5:8527ff8c r4:8527fc00 [ 1328.439489][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.439541][ T32] r7:ddde2d80 r6:83018200 r5:8527ff8c r4:84795680 [ 1328.439567][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1328.439638][ T32] r4:84795680 ** 2 printk messages dropped ** [ 1328.439731][ T32] r4:00000001 [ 1328.439750][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.439804][ T32] Exception stack(0xeb22dfb0 to 0xeb22dff8) [ 1328.439859][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.439892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.439923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.439954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.439992][ T32] r4:84758280 [ 1328.440390][ T32] INFO: task kworker/1:477:4722 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.440421][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.440501][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.440588][ T32] Call trace: [ 1328.440656][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.440709][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.440758][ T32] r4:00000000 [ 1328.440793][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.440836][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.440890][ T32] 9d20: a1ef5000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.440935][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.440966][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.440991][ T32] r5:80000113 r4:80239bb0 [ 1328.441016][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.441088][ T32] r4:82ac11e4 [ 1328.441112][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.441184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.441235][ T32] r4:eae89dc0 [ 1328.441269][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.441319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.441341][ T32] r4:00000000 [ 1328.441361][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.441406][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.441428][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.441521][ T32] r5:00001000 r4:ecf8f000 [ 1328.441603][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.441670][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.441732][ T32] r5:85a3578c r4:85a35400 [ 1328.441760][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.441809][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.441830][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.441876][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.441945][ T32] r4:848b5600 [ 1328.441979][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.442055][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.442082][ T32] r4:00000001 [ 1328.442104][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.442142][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.442169][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.465139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1328.465688][ T32] r10:82918888 r9:eb201d84 r8:00000002 r7:60000113 r6:eb201d8c r5:85243000 ** 8 printk messages dropped ** [ 1328.466126][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.466434][ T32] r5:00001000 r4:eac35000 [ 1328.466454][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.466494][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.466774][ T32] r10:61c88647 r9:85243000 r8:847351ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1328.467285][ T32] r4:84a58f80 ** 3 printk messages dropped ** [ 1328.468202][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.468428][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 7 printk messages dropped ** [ 1328.468801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 9 printk messages dropped ** [ 1328.469170][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.469501][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.469682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1328.469898][ T32] task:kworker/1:478 state:D stack:0 pid:4726 tgid:4726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.469942][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.470007][ T32] Call trace: [ 1328.470095][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.470142][ T32] r10:82918888 r9:eb229d84 r8:00000002 r7:60000113 r6:eb229d8c r5:85244800 [ 1328.470165][ T32] r4:85244800 [ 1328.470184][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.470222][ T32] r5:85244800 r4:82918884 [ 1328.470241][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.470281][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.470324][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb229e08 [ 1328.470415][ T32] r4:00000000 [ 1328.470439][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.470479][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.470519][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.470594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758680 [ 1328.470618][ T32] r4:00000000 [ 1328.470663][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.470769][ T32] r9:83018205 r8:85244800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1328.470795][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.470839][ T32] r5:00001000 r4:e4a67000 [ 1328.470860][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.470899][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.470953][ T32] r5:8529438c r4:85294000 [ 1328.470977][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.471024][ T32] r7:ddde2d80 r6:83018200 r5:8529438c r4:84795780 [ 1328.471044][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.471091][ T32] r10:61c88647 r9:85244800 r8:847957ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.471114][ T32] r4:84795780 [ 1328.471211][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.471285][ T32] r10:00000000 r9:84795780 r8:8027f5e8 r7:eb221e60 r6:84735280 r5:85244800 [ 1328.471311][ T32] r4:00000001 [ 1328.471382][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.471436][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) [ 1328.471463][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.471492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.471519][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.471548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.471570][ T32] r4:84758200 [ 1328.471968][ T32] INFO: task kworker/1:478:4726 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.472050][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.472111][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.472155][ T32] Call trace: [ 1328.472184][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.487766][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.487897][ T32] r4:00000000 [ 1328.487928][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.488042][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.488081][ T32] 9d20: a2374000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.488121][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.488174][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.488227][ T32] r5:80000113 r4:80239bb0 [ 1328.488251][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.488316][ T32] r4:82ac11e4 [ 1328.488340][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.488390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.488420][ T32] r4:eae89dc0 [ 1328.488440][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.488507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.488533][ T32] r4:00000000 [ 1328.488553][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.488601][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.488623][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.488742][ T32] r5:00001000 r4:ecf8f000 [ 1328.488767][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.488849][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.488897][ T32] r5:85a3578c r4:85a35400 [ 1328.488944][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.489076][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.489100][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.489149][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1328.489365][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 7 printk messages dropped ** [ 1328.489660][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1328.490033][ T32] r4:85246000 ** 4 printk messages dropped ** [ 1328.490340][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 ** 8 printk messages dropped ** [ 1328.490769][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.490826][ T32] r5:00001000 r4:e8af9000 ** 2 printk messages dropped ** [ 1328.490989][ T32] r5:85294b8c r4:85294800 ** 4 printk messages dropped ** [ 1328.491144][ T32] r4:84795800 ** 5 printk messages dropped ** [ 1328.491442][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.505468][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.505931][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 11 printk messages dropped ** [ 1328.506359][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1328.506844][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.507113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.507244][ T32] INFO: task kworker/1:480:4730 blocked for more than 454 seconds. [ 1328.507276][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.507353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.507379][ T32] task:kworker/1:480 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.507431][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.507477][ T32] Call trace: [ 1328.507508][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.507554][ T32] r10:82918888 r9:eb239d84 r8:00000002 r7:60000013 r6:eb239d8c r5:85245400 [ 1328.507597][ T32] r4:85245400 [ 1328.507621][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.507672][ T32] r5:85245400 r4:82918884 [ 1328.507733][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.507779][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.507825][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 [ 1328.507863][ T32] r4:00000000 [ 1328.507884][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.507957][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.508031][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.508081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758640 [ 1328.508103][ T32] r4:00000000 [ 1328.508122][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.508230][ T32] r9:83018205 r8:85245400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1328.508395][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.508460][ T32] r5:00001000 r4:eab35000 [ 1328.508536][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.508582][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.508626][ T32] r5:8529478c r4:85294400 [ 1328.508646][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.508713][ T32] r7:ddde2d80 r6:83018200 r5:8529478c r4:84795880 [ 1328.508831][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.508957][ T32] r10:61c88647 r9:85245400 r8:847958ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.508985][ T32] r4:84795880 [ 1328.509005][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.509050][ T32] r10:00000000 r9:84795880 r8:8027f5e8 r7:eb221e60 r6:84735380 r5:85245400 [ 1328.509072][ T32] r4:00000001 [ 1328.509097][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.509140][ T32] Exception stack(0xeb239fb0 to 0xeb239ff8) [ 1328.509168][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.509208][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.509239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.509299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.509414][ T32] r4:84758240 [ 1328.510079][ T32] INFO: task kworker/1:480:4730 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.510112][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.510236][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.510282][ T32] Call trace: [ 1328.510311][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.510356][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.510379][ T32] r4:00000000 [ 1328.510405][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.510445][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.510473][ T32] 9d20: a280c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.510504][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.510530][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.510588][ T32] r5:80000113 r4:80239bb0 [ 1328.510613][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.510657][ T32] r4:82ac11e4 [ 1328.510726][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.510782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.510830][ T32] r4:eae89dc0 [ 1328.510865][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.510939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.510988][ T32] r4:00000000 [ 1328.511010][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.511058][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.511079][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.511145][ T32] r5:00001000 r4:ecf8f000 [ 1328.511170][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.511212][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.511282][ T32] r5:85a3578c r4:85a35400 ** 1 printk messages dropped ** [ 1328.511353][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1328.511698][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.511897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1328.512078][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.535901][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.536427][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1328.536563][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.537009][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.537214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.537236][ T32] r4:84758940 [ 1328.537976][ T32] INFO: task kworker/1:481:4733 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.538025][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.538132][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.538208][ T32] Call trace: [ 1328.538274][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.538323][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.538350][ T32] r4:00000000 [ 1328.538369][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.538425][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.538483][ T32] 9d20: a2bdf000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.538522][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.538575][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.538607][ T32] r5:80000113 r4:80239bb0 [ 1328.538629][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.538744][ T32] r4:82ac11e4 [ 1328.538797][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.538858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.538882][ T32] r4:eae89dc0 [ 1328.539021][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.539109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.539142][ T32] r4:00000000 [ 1328.539189][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.539245][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.539269][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.539313][ T32] r5:00001000 r4:ecf8f000 [ 1328.539340][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.539439][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.539490][ T32] r5:85a3578c r4:85a35400 [ 1328.539513][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.539565][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.539586][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.539631][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.539655][ T32] r4:848b5600 [ 1328.539687][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.539738][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.539828][ T32] r4:00000001 [ 1328.539853][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.539893][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.539925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.539956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.539982][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.540131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.540162][ T32] r4:847da040 [ 1328.540184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.540253][ T32] INFO: task kworker/0:324:4734 blocked for more than 455 seconds. [ 1328.540412][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.540494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.540612][ T32] task:kworker/0:324 state:D stack:0 pid:4734 tgid:4734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.540665][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.540833][ T32] Call trace: [ 1328.540870][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.540930][ T32] r10:82918888 r9:eb235d84 r8:00000002 r7:60000113 r6:eb235d8c r5:85241800 [ 1328.540990][ T32] r4:85241800 [ 1328.541040][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.541084][ T32] r5:85241800 r4:82918884 [ 1328.541116][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.541158][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.541204][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 1328.541232][ T32] r4:00000000 [ 1328.541281][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.541322][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.541363][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.541420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a3040 [ 1328.541471][ T32] r4:00000000 [ 1328.541501][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.541572][ T32] r9:83018005 r8:85241800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1328.541599][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.541642][ T32] r5:00001000 r4:eacf3000 [ 1328.541663][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.541702][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.541743][ T32] r5:85213f8c r4:85213c00 [ 1328.541763][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.541932][ T32] r10:61c88647 r9:85241800 r8:847354ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.557967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1328.558841][ T32] INFO: task kworker/0:324:4734 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.558878][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.558994][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.559060][ T32] Call trace: [ 1328.559094][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.559147][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.559170][ T32] r4:00000000 [ 1328.559190][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.559230][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.559259][ T32] 9d20: a2c8f000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.559289][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.559338][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.559420][ T32] r5:80000113 r4:80239bb0 [ 1328.559447][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1328.559617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 5 printk messages dropped ** [ 1328.559816][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 4 printk messages dropped ** [ 1328.559984][ T32] r5:85a3578c r4:85a35400 ** 2 printk messages dropped ** [ 1328.560072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.560208][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 7 printk messages dropped ** [ 1328.560526][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1328.560786][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.561203][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.561746][ T32] r5:00001000 r4:eb2b3000 [ 1328.561804][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.561849][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1328.575473][ T32] r7:dddced80 r6:83018000 r5:8529db8c r4:84735580 ** 7 printk messages dropped ** [ 1328.575825][ T32] Exception stack(0xeb241fb0 to 0xeb241ff8) ** 6 printk messages dropped ** [ 1328.576790][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.577423][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1328.577647][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.577821][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.578215][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 2 printk messages dropped ** [ 1328.578293][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.578320][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.578348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.578375][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.578423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.578449][ T32] r4:847da040 [ 1328.578482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.578515][ T32] INFO: task kworker/1:482:4738 blocked for more than 455 seconds. [ 1328.578584][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.578615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.578661][ T32] task:kworker/1:482 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.578710][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.578753][ T32] Call trace: [ 1328.578794][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.578842][ T32] r10:82918888 r9:eb249d84 r8:00000002 r7:60000113 r6:eb249d8c r5:85246c00 [ 1328.578866][ T32] r4:85246c00 [ 1328.578898][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.578942][ T32] r5:85246c00 r4:82918884 [ 1328.578962][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.579000][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.579044][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb249e08 [ 1328.579066][ T32] r4:00000000 [ 1328.579085][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.579120][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.579159][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.579204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758bc0 [ 1328.579228][ T32] r4:00000000 [ 1328.579264][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.579313][ T32] r9:83018205 r8:85246c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1328.579335][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.579388][ T32] r5:00001000 r4:ead3b000 [ 1328.579463][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.579508][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.579557][ T32] r5:8529538c r4:85295000 [ 1328.579604][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.579665][ T32] r7:ddde2d80 r6:83018200 r5:8529538c r4:84795980 [ 1328.579714][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.579787][ T32] r10:61c88647 r9:85246c00 r8:847959ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.579818][ T32] r4:84795980 [ 1328.579839][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.579885][ T32] r10:00000000 r9:84795980 r8:8027f5e8 r7:eb231e60 r6:84735680 r5:85246c00 [ 1328.579908][ T32] r4:00000001 [ 1328.579983][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.580025][ T32] Exception stack(0xeb249fb0 to 0xeb249ff8) [ 1328.580052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.580080][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.580107][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.580160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.580186][ T32] r4:84758c00 [ 1328.580597][ T32] INFO: task kworker/1:482:4738 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.580632][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.580718][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.580763][ T32] Call trace: [ 1328.580817][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.580867][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.580892][ T32] r4:00000000 [ 1328.580912][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.580949][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 5 printk messages dropped ** [ 1328.581216][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1328.581378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 10 printk messages dropped ** [ 1328.581843][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.605741][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.606345][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.606864][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.607323][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.607506][ T32] r5:8529578c r4:85295400 ** 3 printk messages dropped ** [ 1328.607726][ T32] r10:61c88647 r9:85240c00 r8:84795a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.607802][ T32] r4:84795a00 [ 1328.607825][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.607881][ T32] r10:00000000 r9:84795a00 r8:8027f5e8 r7:eb231e60 r6:84735700 r5:85240c00 [ 1328.607903][ T32] r4:00000001 [ 1328.607922][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.607960][ T32] Exception stack(0xeb251fb0 to 0xeb251ff8) [ 1328.607987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.608016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.608043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.608072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.608142][ T32] r4:84758c40 [ 1328.608903][ T32] INFO: task kworker/1:483:4740 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.608972][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.609120][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.609197][ T32] Call trace: [ 1328.609231][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.609287][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.609341][ T32] r4:00000000 [ 1328.609383][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.609437][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.609531][ T32] 9d20: a3462000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.609570][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.609596][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.609641][ T32] r5:80000113 r4:80239bb0 [ 1328.609764][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.609813][ T32] r4:82ac11e4 [ 1328.609846][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.609974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.610052][ T32] r4:eae89dc0 [ 1328.610076][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.610124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.610146][ T32] r4:00000000 [ 1328.610165][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.610331][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.610406][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.610462][ T32] r5:00001000 r4:ecf8f000 [ 1328.610483][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.610523][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.610629][ T32] r5:85a3578c r4:85a35400 [ 1328.610662][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.610770][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.610873][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.610926][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.610949][ T32] r4:848b5600 ** 2 printk messages dropped ** [ 1328.611112][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.611357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1328.611884][ T32] r4:852cc800 ** 4 printk messages dropped ** [ 1328.612065][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb23de08 ** 9 printk messages dropped ** [ 1328.620115][ T32] r5:00001000 r4:ead7b000 [ 1328.620136][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.620175][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.620422][ T32] r10:61c88647 r9:852cc800 r8:84795aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.620447][ T32] r4:84795a80 [ 1328.620468][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.620515][ T32] r10:00000000 r9:84795a80 r8:8027f5e8 r7:eb231e60 r6:84795b00 r5:852cc800 [ 1328.620538][ T32] r4:00000001 [ 1328.620558][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.620596][ T32] Exception stack(0xeb23dfb0 to 0xeb23dff8) [ 1328.620626][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.620692][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.620790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.620874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.620933][ T32] r4:84758c40 [ 1328.621680][ T32] INFO: task kworker/1:484:4742 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 1 printk messages dropped ** [ 1328.621798][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.622029][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 7 printk messages dropped ** [ 1328.636088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 14 printk messages dropped ** [ 1328.636734][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1328.637299][ T32] task:kworker/1:485 state:D stack:0 pid:4744 tgid:4744 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1328.638184][ T32] r5:00001000 r4:ead95000 [ 1328.638280][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.638443][ T32] r5:85295b8c r4:85295800 ** 4 printk messages dropped ** [ 1328.638773][ T32] r4:84795b80 ** 6 printk messages dropped ** [ 1328.638985][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1328.639891][ T32] INFO: task kworker/1:485:4744 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 9 printk messages dropped ** [ 1328.640407][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 11 printk messages dropped ** [ 1328.640886][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1328.641392][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.641477][ T32] r4:848b5600 [ 1328.641506][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.641579][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.641605][ T32] r4:00000001 [ 1328.641625][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.641708][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.641739][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.641768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.641794][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.641823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.641869][ T32] r4:847da040 [ 1328.641893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.641941][ T32] INFO: task kworker/1:486:4746 blocked for more than 455 seconds. [ 1328.641972][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.642058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.642082][ T32] task:kworker/1:486 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.642126][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.642184][ T32] Call trace: [ 1328.662901][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.662999][ T32] r10:82918888 r9:eb259d84 r8:00000002 r7:60000113 r6:eb259d8c r5:852ce000 [ 1328.663053][ T32] r4:852ce000 [ 1328.663078][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.663191][ T32] r5:852ce000 r4:82918884 [ 1328.663223][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.663264][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.663309][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb259e08 [ 1328.663331][ T32] r4:00000000 [ 1328.663350][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.663408][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.663487][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.663537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84193a00 [ 1328.663587][ T32] r4:00000000 [ 1328.663611][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.663660][ T32] r9:83018205 r8:852ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1328.663682][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.663777][ T32] r5:00001000 r4:eadb7000 [ 1328.663803][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.663844][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.663887][ T32] r5:8529678c r4:85296400 [ 1328.663957][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.664025][ T32] r7:ddde2d80 r6:83018200 r5:8529678c r4:84795c80 [ 1328.664101][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.664157][ T32] r10:61c88647 r9:852ce000 r8:84795cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.664198][ T32] r4:84795c80 [ 1328.664259][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.664309][ T32] r10:00000000 r9:84795c80 r8:8027f5e8 r7:eb231e60 r6:84795d00 r5:852ce000 [ 1328.664356][ T32] r4:00000001 [ 1328.664380][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.664426][ T32] Exception stack(0xeb259fb0 to 0xeb259ff8) [ 1328.664455][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.664484][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.664517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.664548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.664570][ T32] r4:84758dc0 [ 1328.665297][ T32] INFO: task kworker/1:486:4746 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.665355][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.665445][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.665495][ T32] Call trace: [ 1328.665551][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1328.665781][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 5 printk messages dropped ** [ 1328.666009][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1328.666141][ T32] r4:eae89dc0 ** 4 printk messages dropped ** [ 1328.666361][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1328.666806][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.667091][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.667484][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.667758][ T32] r5:852cec00 r4:82918884 ** 5 printk messages dropped ** [ 1328.668086][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.668356][ T32] r5:00001000 r4:eae5d000 [ 1328.668404][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.668450][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.668492][ T32] r5:8529638c r4:85296000 [ 1328.668512][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.668558][ T32] r7:ddde2d80 r6:83018200 r5:8529638c r4:84795d80 [ 1328.668580][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.668625][ T32] r10:61c88647 r9:852cec00 r8:84795dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.668649][ T32] r4:84795d80 [ 1328.668669][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.668713][ T32] r10:00000000 r9:84795d80 r8:8027f5e8 r7:eb231e60 r6:84795e00 r5:852cec00 [ 1328.668735][ T32] r4:00000001 [ 1328.668766][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.668808][ T32] Exception stack(0xeb25dfb0 to 0xeb25dff8) [ 1328.668835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.668864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.668891][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.668934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.668987][ T32] r4:84758280 [ 1328.669381][ T32] INFO: task kworker/1:487:4748 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.669433][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.669492][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.669562][ T32] Call trace: [ 1328.669610][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.669664][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.669693][ T32] r4:00000000 [ 1328.669714][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.669778][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.669810][ T32] 9d20: a3c1a000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.669863][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.669941][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.669968][ T32] r5:80000113 r4:80239bb0 [ 1328.669992][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1328.670108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 13 printk messages dropped ** [ 1328.670803][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.671210][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1328.671598][ T32] task:kworker/1:488 state:D stack:0 pid:4751 tgid:4751 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.671987][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb261e08 ** 9 printk messages dropped ** [ 1328.695278][ T32] r5:00001000 r4:eaeef000 [ 1328.695299][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.695364][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1328.695625][ T32] r4:84795e80 ** 6 printk messages dropped ** [ 1328.695856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1328.697117][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 11 printk messages dropped ** [ 1328.697557][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1328.697930][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 10 printk messages dropped ** [ 1328.698374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1328.698943][ T32] r5:852cbc00 r4:82918884 ** 9 printk messages dropped ** [ 1328.699347][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1328.699471][ T32] r5:00001000 r4:eaf3f000 [ 1328.699496][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.699567][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.699616][ T32] r5:847e2b8c r4:847e2800 [ 1328.699636][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.699681][ T32] r7:ddde2d80 r6:83018200 r5:847e2b8c r4:84795f80 [ 1328.699716][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.699777][ T32] r10:61c88647 r9:852cbc00 r8:84795fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.699803][ T32] r4:84795f80 [ 1328.699823][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.699868][ T32] r10:00000000 r9:84795f80 r8:8027f5e8 r7:eb231e60 r6:846f0000 r5:852cbc00 [ 1328.699892][ T32] r4:00000001 [ 1328.699924][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.699965][ T32] Exception stack(0xeb245fb0 to 0xeb245ff8) [ 1328.699992][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.700022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.700049][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.700078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.700125][ T32] r4:84728100 [ 1328.700518][ T32] INFO: task kworker/1:489:4752 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.700552][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.700657][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.700740][ T32] Call trace: [ 1328.700797][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.700861][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.700889][ T32] r4:00000000 [ 1328.700913][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.700953][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.700981][ T32] 9d20: a4003000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.701029][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.701060][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.701084][ T32] r5:80000113 r4:80239bb0 [ 1328.701130][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.701189][ T32] r4:82ac11e4 [ 1328.701225][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.701303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.701329][ T32] r4:eae89dc0 [ 1328.701349][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.701409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.701435][ T32] r4:00000000 [ 1328.701455][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.701502][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.701523][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.701581][ T32] r5:00001000 r4:ecf8f000 [ 1328.701629][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.701787][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.701847][ T32] r5:85a3578c r4:85a35400 [ 1328.701920][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.701997][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.702022][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.702071][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.702094][ T32] r4:848b5600 [ 1328.702118][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.702193][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.725603][ T32] r4:00000001 [ 1328.725719][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.725791][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.725828][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.725885][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.725918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.725950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.726021][ T32] r4:847da040 [ 1328.726050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.726103][ T32] INFO: task kworker/1:490:4755 blocked for more than 455 seconds. [ 1328.726140][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.726166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1328.726300][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.726647][ T32] r4:852bd400 ** 4 printk messages dropped ** [ 1328.726828][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb269e08 ** 9 printk messages dropped ** [ 1328.727502][ T32] r5:00001000 r4:eaf55000 [ 1328.727524][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.727563][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1328.727907][ T32] r4:846f0080 ** 6 printk messages dropped ** [ 1328.728254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1328.730038][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 7 printk messages dropped ** [ 1328.730526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 14 printk messages dropped ** [ 1328.731650][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.732072][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.748109][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.748522][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.749035][ T32] r5:00001000 r4:eb17b000 [ 1328.749056][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.749097][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.749165][ T32] r5:8529c38c r4:8529c000 [ 1328.749235][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.749289][ T32] r7:ddde2d80 r6:83018200 r5:8529c38c r4:846f0180 [ 1328.749337][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.749387][ T32] r10:61c88647 r9:852d0000 r8:846f01ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.749421][ T32] r4:846f0180 [ 1328.749443][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.749515][ T32] r10:00000000 r9:846f0180 r8:8027f5e8 r7:eb231e60 r6:846f0200 r5:852d0000 [ 1328.749541][ T32] r4:00000001 [ 1328.749581][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.749652][ T32] Exception stack(0xeb26dfb0 to 0xeb26dff8) [ 1328.749684][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.749713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.749740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.749793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.749844][ T32] r4:84728380 [ 1328.750645][ T32] INFO: task kworker/1:491:4756 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.750685][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.750772][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.750823][ T32] Call trace: [ 1328.750854][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.750902][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.750951][ T32] r4:00000000 [ 1328.750975][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.751030][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.751064][ T32] 9d20: a43eb000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.751093][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.751118][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.751165][ T32] r5:80000113 r4:80239bb0 [ 1328.751211][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.751358][ T32] r4:82ac11e4 [ 1328.751403][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.751545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.751572][ T32] r4:eae89dc0 [ 1328.751594][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.751642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.751680][ T32] r4:00000000 [ 1328.751729][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.751785][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.751811][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.751943][ T32] r5:00001000 r4:ecf8f000 [ 1328.752030][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.752125][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.752176][ T32] r5:85a3578c r4:85a35400 [ 1328.752257][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.765015][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.765065][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.765139][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.765164][ T32] r4:848b5600 [ 1328.765186][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.765234][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 2 printk messages dropped ** [ 1328.765349][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 9 printk messages dropped ** [ 1328.765743][ T32] task:kworker/1:492 state:D stack:0 pid:4758 tgid:4758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1328.767005][ T32] r5:00001000 r4:eb117000 [ 1328.767027][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.767068][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.767130][ T32] r5:85297b8c r4:85297800 [ 1328.767177][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.767253][ T32] r7:ddde2d80 r6:83018200 r5:85297b8c r4:846f0280 [ 1328.767278][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.767382][ T32] r10:61c88647 r9:852d0c00 r8:846f02ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.767464][ T32] r4:846f0280 [ 1328.767496][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.767546][ T32] r10:00000000 r9:846f0280 r8:8027f5e8 r7:eb26de60 r6:846f0300 r5:852d0c00 [ 1328.767603][ T32] r4:00000001 [ 1328.767632][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.767670][ T32] Exception stack(0xeb275fb0 to 0xeb275ff8) [ 1328.767697][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.767725][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.767842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1328.769798][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 14 printk messages dropped ** [ 1328.770735][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1328.771500][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1328.771781][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1328.799198][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1328.799294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84728900 [ 1328.799329][ T32] r4:00000000 [ 1328.799392][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.799527][ T32] r9:83018205 r8:852d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1328.799591][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.799685][ T32] r5:00001000 r4:eb137000 [ 1328.799709][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.799783][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.799838][ T32] r5:8529738c r4:85297000 [ 1328.799878][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.799931][ T32] r7:ddde2d80 r6:83018200 r5:8529738c r4:846f0380 [ 1328.799953][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.800000][ T32] r10:61c88647 r9:852d1800 r8:846f03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.800041][ T32] r4:846f0380 [ 1328.800074][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.800129][ T32] r10:00000000 r9:846f0380 r8:8027f5e8 r7:eb26de60 r6:846f0400 r5:852d1800 [ 1328.800153][ T32] r4:00000001 [ 1328.800174][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.800259][ T32] Exception stack(0xeb271fb0 to 0xeb271ff8) [ 1328.800304][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.800376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.800441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.800474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.800522][ T32] r4:84728500 [ 1328.801291][ T32] INFO: task kworker/1:493:4760 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.801384][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.801528][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.801659][ T32] Call trace: [ 1328.801700][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.801750][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.801775][ T32] r4:00000000 [ 1328.801820][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.801888][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.801921][ T32] 9d20: a4aab000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.801951][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.801976][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.802026][ T32] r5:80000113 r4:80239bb0 [ 1328.802079][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.802128][ T32] r4:82ac11e4 [ 1328.802149][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.802198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.808179][ T32] r4:eae89dc0 [ 1328.808318][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.808434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.808491][ T32] r4:00000000 [ 1328.808516][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.808567][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.808590][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.808653][ T32] r5:00001000 r4:ecf8f000 [ 1328.808680][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.808794][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.808900][ T32] r5:85a3578c r4:85a35400 [ 1328.808955][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.809064][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.809116][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.809212][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.809278][ T32] r4:848b5600 [ 1328.809325][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.809433][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.809482][ T32] r4:00000001 [ 1328.809523][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.809629][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.809697][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.809770][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.809829][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.809894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.809941][ T32] r4:847da040 [ 1328.809991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.810078][ T32] INFO: task kworker/1:494:4762 blocked for more than 455 seconds. [ 1328.810144][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.810199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1328.810315][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.810618][ T32] r4:852d2400 ** 1 printk messages dropped ** [ 1328.810747][ T32] r5:852d2400 r4:82918884 ** 2 printk messages dropped ** [ 1328.810915][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb279e08 [ 1328.810969][ T32] r4:00000000 [ 1328.811033][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.811138][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.811226][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.811317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84728a80 [ 1328.811382][ T32] r4:00000000 [ 1328.811440][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.811538][ T32] r9:83018205 r8:852d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1328.811584][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.811677][ T32] r5:00001000 r4:eb14f000 [ 1328.811735][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.811817][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.811904][ T32] r5:85297f8c r4:85297c00 [ 1328.811948][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.812032][ T32] r7:ddde2d80 r6:83018200 r5:85297f8c r4:846f0480 [ 1328.812093][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.812189][ T32] r10:61c88647 r9:852d2400 r8:846f04ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.812238][ T32] r4:846f0480 [ 1328.812330][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.826796][ T32] r10:00000000 r9:846f0480 r8:8027f5e8 r7:eb26de60 r6:846f0500 r5:852d2400 [ 1328.826852][ T32] r4:00000001 [ 1328.826904][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.827022][ T32] Exception stack(0xeb279fb0 to 0xeb279ff8) [ 1328.827084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.827144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.827174][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.827262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.827297][ T32] r4:84728980 [ 1328.828074][ T32] INFO: task kworker/1:494:4762 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.828205][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.828278][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.828331][ T32] Call trace: [ 1328.828362][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.828425][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.828481][ T32] r4:00000000 [ 1328.828510][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.828552][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.828627][ T32] 9d20: a4e1c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.828664][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.828691][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.828715][ T32] r5:80000113 r4:80239bb0 [ 1328.828740][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.828790][ T32] r4:82ac11e4 [ 1328.828839][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.828895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.828919][ T32] r4:eae89dc0 [ 1328.828987][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.829059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.829186][ T32] r4:00000000 [ 1328.829211][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.829288][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.829314][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.829361][ T32] r5:00001000 r4:ecf8f000 [ 1328.829382][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.829433][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.829555][ T32] r5:85a3578c r4:85a35400 [ 1328.829582][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.829633][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.829662][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.829709][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.829737][ T32] r4:848b5600 [ 1328.829758][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.829880][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.829907][ T32] r4:00000001 [ 1328.829932][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.829972][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.830012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.830045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.830156][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.830190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.830212][ T32] r4:847da040 [ 1328.830282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.830314][ T32] INFO: task kworker/1:495:4765 blocked for more than 455 seconds. [ 1328.830349][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.830400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1328.830675][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.830951][ T32] r4:852d3000 ** 1 printk messages dropped ** [ 1328.831041][ T32] r5:852d3000 r4:82918884 [ 1328.831065][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.831208][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.831257][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb27de08 [ 1328.831319][ T32] r4:00000000 [ 1328.831407][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.831458][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.831496][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.831556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84728b40 [ 1328.831582][ T32] r4:00000000 [ 1328.831603][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.831650][ T32] r9:83018205 r8:852d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1328.831684][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.831772][ T32] r5:00001000 r4:eb163000 [ 1328.831816][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.831901][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.831993][ T32] r5:8528b78c r4:8528b400 [ 1328.832037][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.832154][ T32] r7:ddde2d80 r6:83018200 r5:8528b78c r4:846f0580 [ 1328.844125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.844295][ T32] r10:61c88647 r9:852d3000 r8:846f05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.844345][ T32] r4:846f0580 [ 1328.844385][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.844448][ T32] r10:00000000 r9:846f0580 r8:8027f5e8 r7:eb26de60 r6:846f0600 r5:852d3000 [ 1328.844472][ T32] r4:00000001 [ 1328.844492][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.844586][ T32] Exception stack(0xeb27dfb0 to 0xeb27dff8) [ 1328.844622][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.844651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.844679][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.844709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.844753][ T32] r4:84728c40 [ 1328.845615][ T32] INFO: task kworker/1:495:4765 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.845729][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.845940][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.845997][ T32] Call trace: [ 1328.846030][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.846182][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.846211][ T32] r4:00000000 [ 1328.846231][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.846411][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.846492][ T32] 9d20: a4e1c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.846525][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.846677][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.846708][ T32] r5:80000113 r4:80239bb0 [ 1328.846759][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.847028][ T32] r4:82ac11e4 [ 1328.847137][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.847254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.847370][ T32] r4:eae89dc0 [ 1328.847402][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.847680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.847708][ T32] r4:00000000 [ 1328.847795][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.847846][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.847871][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.847915][ T32] r5:00001000 r4:ecf8f000 [ 1328.847936][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.847994][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.848187][ T32] r5:85a3578c r4:85a35400 [ 1328.848400][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.848455][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.848509][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.848759][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.848814][ T32] r4:848b5600 [ 1328.848841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.848891][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.848914][ T32] r4:00000001 [ 1328.848934][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.848971][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.848998][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.849117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.849231][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.849264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.849308][ T32] r4:847da040 [ 1328.849344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.849377][ T32] INFO: task kworker/1:496:4767 blocked for more than 455 seconds. [ 1328.849425][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.849453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.849481][ T32] task:kworker/1:496 state:D stack:0 pid:4767 tgid:4767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.850098][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.850170][ T32] Call trace: [ 1328.850434][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.850499][ T32] r10:82918888 r9:eb285d84 r8:00000002 r7:60000013 r6:eb285d8c r5:852d3c00 [ 1328.850586][ T32] r4:852d3c00 [ 1328.850625][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.850667][ T32] r5:852d3c00 r4:82918884 [ 1328.850687][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.850726][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.850771][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 [ 1328.850794][ T32] r4:00000000 [ 1328.850896][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.850938][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.851190][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.851275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a3440 [ 1328.851302][ T32] r4:00000000 [ 1328.851528][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.851598][ T32] r9:83018205 r8:852d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1328.851633][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.851742][ T32] r5:00001000 r4:eb2bf000 [ 1328.851966][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.852080][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.852193][ T32] r5:8536c78c r4:8536c400 [ 1328.852317][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.880870][ T32] r7:ddde2d80 r6:83018200 r5:8536c78c r4:846f0680 [ 1328.880952][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.881094][ T32] r10:61c88647 r9:852d3c00 r8:846f06ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.881124][ T32] r4:846f0680 [ 1328.881364][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.881432][ T32] r10:00000000 r9:846f0680 r8:8027f5e8 r7:eb26de60 r6:846f0700 r5:852d3c00 [ 1328.881456][ T32] r4:00000001 [ 1328.881477][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.881741][ T32] Exception stack(0xeb285fb0 to 0xeb285ff8) [ 1328.881837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.881952][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.881988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.882019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.882164][ T32] r4:84728dc0 [ 1328.887991][ T32] INFO: task kworker/1:496:4767 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.888224][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.888694][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.888760][ T32] Call trace: [ 1328.888840][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.888955][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.888985][ T32] r4:00000000 [ 1328.889072][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.889564][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.889628][ T32] 9d20: a52ac000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.889662][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.889750][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.889778][ T32] r5:80000113 r4:80239bb0 [ 1328.889882][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.889935][ T32] r4:82ac11e4 [ 1328.889957][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.890006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.890030][ T32] r4:eae89dc0 [ 1328.890051][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.890177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.890204][ T32] r4:00000000 [ 1328.890227][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.890276][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.890298][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.890580][ T32] r5:00001000 r4:ecf8f000 [ 1328.890627][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.890710][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.890764][ T32] r5:85a3578c r4:85a35400 [ 1328.890907][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.891024][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.891050][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.891594][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.891624][ T32] r4:848b5600 [ 1328.891645][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.891706][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.891747][ T32] r4:00000001 [ 1328.891802][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.891848][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.892028][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.892081][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.892136][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.892196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.892306][ T32] r4:847da040 [ 1328.917443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.917545][ T32] INFO: task kworker/1:497:4769 blocked for more than 455 seconds. [ 1328.917584][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.917728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.917954][ T32] task:kworker/1:497 state:D stack:0 pid:4769 tgid:4769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.918209][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.918547][ T32] Call trace: [ 1328.918700][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1328.918811][ T32] r10:82918888 r9:eb289d84 r8:00000002 r7:60000013 r6:eb289d8c r5:852d4800 [ 1328.918840][ T32] r4:852d4800 [ 1328.919237][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1328.919283][ T32] r5:852d4800 r4:82918884 [ 1328.919359][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.919470][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.919591][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb289e08 [ 1328.919705][ T32] r4:00000000 [ 1328.919894][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1328.919960][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1328.920125][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.920243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84727040 [ 1328.920269][ T32] r4:00000000 [ 1328.920578][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.920788][ T32] r9:83018205 r8:852d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1328.920815][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.920860][ T32] r5:00001000 r4:eb19f000 [ 1328.920912][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.920984][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.921030][ T32] r5:8529cb8c r4:8529c800 [ 1328.921051][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.921099][ T32] r7:ddde2d80 r6:83018200 r5:8529cb8c r4:846f0780 [ 1328.921169][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.921361][ T32] r10:61c88647 r9:852d4800 r8:846f07ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.921410][ T32] r4:846f0780 [ 1328.921437][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.921486][ T32] r10:00000000 r9:846f0780 r8:8027f5e8 r7:eb285e60 r6:846f0800 r5:852d4800 [ 1328.921533][ T32] r4:00000001 [ 1328.921583][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.921626][ T32] Exception stack(0xeb289fb0 to 0xeb289ff8) [ 1328.921655][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.921683][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.921709][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.921790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.921816][ T32] r4:84727100 [ 1328.946060][ T32] INFO: task kworker/1:497:4769 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1328.946281][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.946719][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.946929][ T32] Call trace: [ 1328.947372][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1328.947442][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1328.947467][ T32] r4:00000000 [ 1328.947708][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.947784][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1328.947816][ T32] 9d20: a5b73000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1328.947900][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1328.947930][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.948122][ T32] r5:80000113 r4:80239bb0 [ 1328.948346][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.948461][ T32] r4:82ac11e4 [ 1328.948488][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.948541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.948666][ T32] r4:eae89dc0 [ 1328.948695][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1328.948793][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.949422][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1328.950237][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.951041][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.951575][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.952437][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.970436][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.970624][ T32] r5:00001000 r4:eb28f000 [ 1328.970715][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.970960][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1328.971154][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.971479][ T32] r4:846f0880 ** 4 printk messages dropped ** [ 1328.971892][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) ** 1 printk messages dropped ** [ 1328.972126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1328.988204][ T32] INFO: task kworker/1:498:4771 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 4 printk messages dropped ** [ 1328.988899][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 5 printk messages dropped ** [ 1328.989657][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1328.989772][ T32] r5:80000113 r4:80239bb0 [ 1328.989886][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.989940][ T32] r4:82ac11e4 [ 1328.989961][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.990042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1328.990069][ T32] r4:eae89dc0 [ 1328.990090][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1328.990139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1328.990311][ T32] r4:00000000 [ 1328.990337][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1328.990420][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1328.990447][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.990492][ T32] r5:00001000 r4:ecf8f000 [ 1328.990588][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1328.990758][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.990816][ T32] r5:85a3578c r4:85a35400 [ 1328.990846][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.990977][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1328.991003][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.991088][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.991198][ T32] r4:848b5600 [ 1328.991221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.991592][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1328.991619][ T32] r4:00000001 [ 1328.991645][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.991691][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1328.991723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.991919][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.991957][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.991995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.992052][ T32] r4:847da040 [ 1328.992119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.992171][ T32] INFO: task kworker/1:499:4772 blocked for more than 455 seconds. [ 1328.992309][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.014283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.014431][ T32] task:kworker/1:499 state:D stack:0 pid:4772 tgid:4772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.014658][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.014841][ T32] Call trace: [ 1329.014978][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.015119][ T32] r10:82918888 r9:eb299d84 r8:00000002 r7:60000113 r6:eb299d8c r5:852d6000 [ 1329.015199][ T32] r4:852d6000 [ 1329.015257][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.015400][ T32] r5:852d6000 r4:82918884 [ 1329.015484][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.015583][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.015673][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb299e08 [ 1329.015725][ T32] r4:00000000 [ 1329.015776][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.015938][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.016058][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.016160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84727380 [ 1329.016210][ T32] r4:00000000 [ 1329.016258][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.016363][ T32] r9:83018205 r8:852d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1329.016415][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.016510][ T32] r5:00001000 r4:eb29b000 [ 1329.016577][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.016666][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.016762][ T32] r5:8529cf8c r4:8529cc00 [ 1329.016840][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.016954][ T32] r7:ddde2d80 r6:83018200 r5:8529cf8c r4:846f0980 [ 1329.017007][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.017110][ T32] r10:61c88647 r9:852d6000 r8:846f09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.017164][ T32] r4:846f0980 [ 1329.017231][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.017342][ T32] r10:00000000 r9:846f0980 r8:8027f5e8 r7:eb285e60 r6:846f0a00 r5:852d6000 [ 1329.017400][ T32] r4:00000001 [ 1329.017471][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.017709][ T32] Exception stack(0xeb299fb0 to 0xeb299ff8) [ 1329.017790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.017863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.017926][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.018015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.018068][ T32] r4:84727480 [ 1329.019636][ T32] INFO: task kworker/1:499:4772 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.019747][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.019905][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.020015][ T32] Call trace: [ 1329.020087][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.020195][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.020252][ T32] r4:00000000 [ 1329.020300][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.020409][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.020551][ T32] 9d20: a636e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.020651][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.020717][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.020779][ T32] r5:80000113 r4:80239bb0 [ 1329.020827][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.020924][ T32] r4:82ac11e4 [ 1329.020982][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.021093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.021177][ T32] r4:eae89dc0 [ 1329.021237][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.021375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.021437][ T32] r4:00000000 [ 1329.021487][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.021618][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.021673][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.021774][ T32] r5:00001000 r4:ecf8f000 [ 1329.021825][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.021917][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.022051][ T32] r5:85a3578c r4:85a35400 [ 1329.022146][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.022349][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.038946][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.039204][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.039272][ T32] r4:848b5600 [ 1329.039323][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.039459][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.039573][ T32] r4:00000001 [ 1329.039632][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.039733][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.039810][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.039899][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.040431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.040514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.040580][ T32] r4:847da040 [ 1329.040662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.040779][ T32] INFO: task kworker/1:500:4774 blocked for more than 455 seconds. [ 1329.040861][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.040920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.040971][ T32] task:kworker/1:500 state:D stack:0 pid:4774 tgid:4774 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.041108][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.041218][ T32] Call trace: [ 1329.041628][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.041735][ T32] r10:82918888 r9:eb281d84 r8:00000002 r7:60000013 r6:eb281d8c r5:852d6c00 [ 1329.041789][ T32] r4:852d6c00 [ 1329.041855][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.041943][ T32] r5:852d6c00 r4:82918884 [ 1329.042100][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.042286][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.059253][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb281e08 [ 1329.059392][ T32] r4:00000000 [ 1329.059469][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.059651][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.059759][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.059895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847275c0 [ 1329.059961][ T32] r4:00000000 [ 1329.060009][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.060120][ T32] r9:83018205 r8:852d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1329.060195][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.060301][ T32] r5:00001000 r4:eb2a7000 [ 1329.060372][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.060464][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.060563][ T32] r5:8529d78c r4:8529d400 [ 1329.060614][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.060780][ T32] r7:ddde2d80 r6:83018200 r5:8529d78c r4:846f0b00 [ 1329.060844][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.061227][ T32] r10:61c88647 r9:852d6c00 r8:846f0b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.061567][ T32] r4:846f0b00 [ 1329.061630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.061742][ T32] r10:00000000 r9:846f0b00 r8:8027f5e8 r7:eb285e60 r6:846f0b80 r5:852d6c00 [ 1329.061808][ T32] r4:00000001 [ 1329.061857][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.061948][ T32] Exception stack(0xeb281fb0 to 0xeb281ff8) [ 1329.062022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.062089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.062172][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.062358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.073996][ T32] r4:84727700 [ 1329.075670][ T32] INFO: task kworker/1:500:4774 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.075812][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.076021][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.076231][ T32] Call trace: [ 1329.076338][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.076462][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.076522][ T32] r4:00000000 [ 1329.076576][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.076668][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.076763][ T32] 9d20: a64b1000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.076859][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.076953][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.077024][ T32] r5:80000113 r4:80239bb0 [ 1329.077076][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.077200][ T32] r4:82ac11e4 [ 1329.077259][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.077367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.077421][ T32] r4:eae89dc0 [ 1329.077489][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.077617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.077671][ T32] r4:00000000 [ 1329.077723][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.077838][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.077911][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.078011][ T32] r5:00001000 r4:ecf8f000 [ 1329.078064][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.078149][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.078241][ T32] r5:85a3578c r4:85a35400 [ 1329.078289][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.078388][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.078438][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.078539][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.078623][ T32] r4:848b5600 [ 1329.078671][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.078779][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.078835][ T32] r4:00000001 [ 1329.078879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.078954][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.079016][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.079082][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.079167][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.079242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.079294][ T32] r4:847da040 [ 1329.079378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.079456][ T32] INFO: task kworker/1:501:4776 blocked for more than 455 seconds. [ 1329.079540][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.079624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.079690][ T32] task:kworker/1:501 state:D stack:0 pid:4776 tgid:4776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.079810][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.079909][ T32] Call trace: [ 1329.079992][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.080099][ T32] r10:82918888 r9:eb2b1d84 r8:00000002 r7:60000113 r6:eb2b1d8c r5:852d8c00 [ 1329.080159][ T32] r4:852d8c00 [ 1329.080211][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.080325][ T32] r5:852d8c00 r4:82918884 [ 1329.080420][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.080515][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.080617][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 [ 1329.080674][ T32] r4:00000000 [ 1329.080724][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.080819][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.080906][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.081007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84727c80 [ 1329.081087][ T32] r4:00000000 [ 1329.081160][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.081268][ T32] r9:83018205 r8:852d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1329.081319][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.081413][ T32] r5:00001000 r4:dfbd3000 [ 1329.081481][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.081583][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.081679][ T32] r5:8529df8c r4:8529dc00 [ 1329.081748][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.081907][ T32] r7:ddde2d80 r6:83018200 r5:8529df8c r4:846f0a80 [ 1329.081967][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.082072][ T32] r10:61c88647 r9:852d8c00 r8:846f0aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.082126][ T32] r4:846f0a80 [ 1329.082173][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.113828][ T32] r10:00000000 r9:846f0a80 r8:8027f5e8 r7:eb285e60 r6:846f0c00 r5:852d8c00 [ 1329.113944][ T32] r4:00000001 [ 1329.114001][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.114124][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) [ 1329.114217][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.114298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.114364][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.114453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.114508][ T32] r4:84727480 [ 1329.115450][ T32] INFO: task kworker/1:501:4776 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.115622][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.115760][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.115854][ T32] Call trace: [ 1329.115894][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.115952][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.115976][ T32] r4:00000000 [ 1329.115998][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.116040][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.116125][ T32] 9d20: a67c6000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.116235][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.116332][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.116363][ T32] r5:80000113 r4:80239bb0 [ 1329.116385][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.116436][ T32] r4:82ac11e4 [ 1329.116456][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.116584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.116619][ T32] r4:eae89dc0 [ 1329.116642][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.116727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.116755][ T32] r4:00000000 [ 1329.116776][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.116824][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.116846][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.116888][ T32] r5:00001000 r4:ecf8f000 [ 1329.116908][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.116947][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.117053][ T32] r5:85a3578c r4:85a35400 [ 1329.117079][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.117130][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.117152][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.117199][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.117221][ T32] r4:848b5600 [ 1329.117240][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.117285][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.117308][ T32] r4:00000001 [ 1329.117327][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.117475][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.117555][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.117657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.117695][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.117743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.117770][ T32] r4:847da040 [ 1329.117830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.117866][ T32] INFO: task kworker/0:326:4778 blocked for more than 455 seconds. [ 1329.117902][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.117926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.117998][ T32] task:kworker/0:326 state:D stack:0 pid:4778 tgid:4778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.118169][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.118216][ T32] Call trace: [ 1329.118288][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.118335][ T32] r10:82918888 r9:eb2c9d84 r8:00000002 r7:60000113 r6:eb2c9d8c r5:852d8000 [ 1329.118456][ T32] r4:852d8000 [ 1329.118481][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.118521][ T32] r5:852d8000 r4:82918884 [ 1329.118541][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.118651][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.118798][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 [ 1329.118825][ T32] r4:00000000 [ 1329.118844][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.118882][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.118919][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.118986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84743f00 [ 1329.119013][ T32] r4:00000000 [ 1329.119034][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.119081][ T32] r9:83018005 r8:852d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1329.119103][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.119143][ T32] r5:00001000 r4:eb34f000 [ 1329.119163][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.119201][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.119242][ T32] r5:8536c38c r4:8536c000 [ 1329.119262][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.119307][ T32] r7:dddced80 r6:83018000 r5:8536c38c r4:84735780 [ 1329.119328][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.119374][ T32] r10:61c88647 r9:852d8000 r8:847357ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.119401][ T32] r4:84735780 [ 1329.119447][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.119521][ T32] r10:00000000 r9:84735780 r8:8027f5e8 r7:eb1c1e60 r6:846f0c80 r5:852d8000 [ 1329.119589][ T32] r4:00000001 [ 1329.119612][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.119648][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) [ 1329.119682][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.119711][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.119878][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.119910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.120071][ T32] r4:847a3bc0 [ 1329.120535][ T32] INFO: task kworker/0:326:4778 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.120571][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.120734][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.121001][ T32] Call trace: [ 1329.121241][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.121292][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.121316][ T32] r4:00000000 [ 1329.121335][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.121372][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.121400][ T32] 9d20: a67c6000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.121429][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.121454][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.121477][ T32] r5:80000113 r4:80239bb0 [ 1329.121569][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.121660][ T32] r4:82ac11e4 [ 1329.121688][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.121740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.121940][ T32] r4:eae89dc0 [ 1329.122125][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.122174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.122307][ T32] r4:00000000 [ 1329.140737][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.140840][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.140869][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.140919][ T32] r5:00001000 r4:ecf8f000 [ 1329.140940][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.140981][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.141026][ T32] r5:85a3578c r4:85a35400 [ 1329.141046][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.141093][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.141141][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.141193][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.141216][ T32] r4:848b5600 [ 1329.141262][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.141320][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.141420][ T32] r4:00000001 [ 1329.141445][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.141552][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.141670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.141745][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.141778][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.141860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.141927][ T32] r4:847da040 [ 1329.141956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.142028][ T32] INFO: task kworker/1:502:4780 blocked for more than 455 seconds. [ 1329.142118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.142147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.142218][ T32] task:kworker/1:502 state:D stack:0 pid:4780 tgid:4780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.154792][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.154873][ T32] Call trace: [ 1329.154936][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.154997][ T32] r10:82918888 r9:eb2cdd84 r8:00000002 r7:60000013 r6:eb2cdd8c r5:852d9800 [ 1329.155023][ T32] r4:852d9800 [ 1329.155045][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.155086][ T32] r5:852d9800 r4:82918884 [ 1329.155107][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.155147][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.155217][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2cde08 [ 1329.155245][ T32] r4:00000000 [ 1329.155290][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.155332][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.155407][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.155458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84727b80 [ 1329.155510][ T32] r4:00000000 [ 1329.155559][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.155624][ T32] r9:83018205 r8:852d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1329.155675][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.155725][ T32] r5:00001000 r4:dfa3b000 [ 1329.155756][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.155798][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.155841][ T32] r5:8529d38c r4:8529d000 [ 1329.155886][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.155950][ T32] r7:ddde2d80 r6:83018200 r5:8529d38c r4:846f0d00 [ 1329.156000][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.156052][ T32] r10:61c88647 r9:852d9800 r8:846f0d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.156076][ T32] r4:846f0d00 [ 1329.156097][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.156233][ T32] r10:00000000 r9:846f0d00 r8:8027f5e8 r7:eb2b1e60 r6:846f0d80 r5:852d9800 [ 1329.156261][ T32] r4:00000001 [ 1329.156306][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.156349][ T32] Exception stack(0xeb2cdfb0 to 0xeb2cdff8) [ 1329.156377][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.156408][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.156434][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.156464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.156486][ T32] r4:84727980 [ 1329.157227][ T32] INFO: task kworker/1:502:4780 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.157263][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.157369][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.157420][ T32] Call trace: [ 1329.157503][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.157580][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.157652][ T32] r4:00000000 [ 1329.157704][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.157749][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.157778][ T32] 9d20: a6d78000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.157807][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.157833][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.157902][ T32] r5:80000113 r4:80239bb0 [ 1329.158012][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.158092][ T32] r4:82ac11e4 [ 1329.158117][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.158168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.158192][ T32] r4:eae89dc0 [ 1329.158212][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.158258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.158293][ T32] r4:00000000 [ 1329.158324][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.158388][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.158416][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.158466][ T32] r5:00001000 r4:ecf8f000 [ 1329.158515][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.158624][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.158691][ T32] r5:85a3578c r4:85a35400 [ 1329.158713][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.158760][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.158803][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.158854][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.158878][ T32] r4:848b5600 [ 1329.158916][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1329.159073][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 7 printk messages dropped ** [ 1329.159418][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1329.159768][ T32] r4:852db000 ** 4 printk messages dropped ** [ 1329.160014][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2bde08 ** 9 printk messages dropped ** [ 1329.160515][ T32] r5:00001000 r4:eae53000 [ 1329.160537][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1329.160702][ T32] r7:ddde2d80 r6:83018200 r5:85318b8c r4:846f0e00 [ 1329.160727][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.160776][ T32] r10:61c88647 r9:852db000 r8:846f0e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.160799][ T32] r4:846f0e00 [ 1329.160818][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.160874][ T32] r10:00000000 r9:846f0e00 r8:8027f5e8 r7:eb2b1e60 r6:846f0e80 r5:852db000 [ 1329.160900][ T32] r4:00000001 [ 1329.160941][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.160983][ T32] Exception stack(0xeb2bdfb0 to 0xeb2bdff8) [ 1329.161010][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.161063][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.161120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.161153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.161176][ T32] r4:84727c00 [ 1329.161481][ T32] INFO: task kworker/1:503:4783 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.161538][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.161649][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.161730][ T32] Call trace: [ 1329.161790][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.161841][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.161864][ T32] r4:00000000 [ 1329.161900][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.161941][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.161970][ T32] 9d20: a6d78000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.161998][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.162029][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.162079][ T32] r5:80000113 r4:80239bb0 [ 1329.162104][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.162149][ T32] r4:82ac11e4 [ 1329.162271][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.186416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.186512][ T32] r4:eae89dc0 [ 1329.186587][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.186737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.186811][ T32] r4:00000000 [ 1329.186878][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.186986][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.187054][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.187169][ T32] r5:00001000 r4:ecf8f000 [ 1329.187220][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.187300][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.187393][ T32] r5:85a3578c r4:85a35400 [ 1329.187438][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.187531][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.187595][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.187702][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.187750][ T32] r4:848b5600 [ 1329.187794][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.187923][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.188006][ T32] r4:00000001 [ 1329.188074][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.188171][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.188237][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.188293][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.188386][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.188468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.188547][ T32] r4:847da040 [ 1329.188619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.188710][ T32] INFO: task kworker/1:504:4784 blocked for more than 455 seconds. [ 1329.188803][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.188859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.188906][ T32] task:kworker/1:504 state:D stack:0 pid:4784 tgid:4784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.189021][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.189110][ T32] Call trace: [ 1329.189222][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.189338][ T32] r10:82918888 r9:eb2a5d84 r8:00000002 r7:60000113 r6:eb2a5d8c r5:852dbc00 [ 1329.189394][ T32] r4:852dbc00 [ 1329.189438][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.189521][ T32] r5:852dbc00 r4:82918884 [ 1329.189584][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.189673][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.189782][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 [ 1329.189853][ T32] r4:00000000 [ 1329.189913][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.190056][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.190140][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.190234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84727e40 [ 1329.190285][ T32] r4:00000000 [ 1329.190326][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.190447][ T32] r9:83018205 r8:852dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1329.190502][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.190606][ T32] r5:00001000 r4:dfdd9000 [ 1329.190673][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.190790][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.190903][ T32] r5:8529e38c r4:8529e000 [ 1329.190954][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.191069][ T32] r7:ddde2d80 r6:83018200 r5:8529e38c r4:846f0f00 [ 1329.191135][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.191238][ T32] r10:61c88647 r9:852dbc00 r8:846f0f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.191290][ T32] r4:846f0f00 [ 1329.191356][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1329.191898][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.204016][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 5 printk messages dropped ** [ 1329.204228][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 9 printk messages dropped ** [ 1329.204689][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1329.205177][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.205661][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1329.206265][ T32] r10:82918888 r9:eb2d5d84 r8:00000002 r7:60000113 r6:eb2d5d8c r5:852dd400 ** 9 printk messages dropped ** [ 1329.206733][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1329.206964][ T32] r5:00001000 r4:e0141000 [ 1329.206992][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1329.207452][ T32] r10:61c88647 r9:852dd400 r8:847ad02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1329.207904][ T32] r4:84727f00 ** 5 printk messages dropped ** [ 1329.208923][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1329.209201][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1329.209441][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1329.209922][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.210286][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.210514][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.210538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.210579][ T32] task:kworker/1:506 state:D stack:0 pid:4788 tgid:4788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.210765][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.210817][ T32] Call trace: [ 1329.210849][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.210894][ T32] r10:82918888 r9:eb2d1d84 r8:00000002 r7:60000113 r6:eb2d1d8c r5:852de000 [ 1329.210917][ T32] r4:852de000 [ 1329.210986][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.211031][ T32] r5:852de000 r4:82918884 [ 1329.211052][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.211143][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.211300][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d1e08 [ 1329.211405][ T32] r4:00000000 [ 1329.211447][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.211513][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.211580][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.211637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a8f000 [ 1329.211735][ T32] r4:00000000 [ 1329.211759][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.211805][ T32] r9:83018205 r8:852de000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1329.211841][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.211887][ T32] r5:00001000 r4:e06c5000 [ 1329.211908][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.211948][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.212001][ T32] r5:8529ef8c r4:8529ec00 [ 1329.212036][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.212109][ T32] r7:ddde2d80 r6:83018200 r5:8529ef8c r4:847ad100 [ 1329.212134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.212182][ T32] r10:61c88647 r9:852de000 r8:847ad12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.212275][ T32] r4:847ad100 [ 1329.239298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.239468][ T32] r10:00000000 r9:847ad100 r8:8027f5e8 r7:eb2bde60 r6:847ad180 r5:852de000 [ 1329.239502][ T32] r4:00000001 [ 1329.239524][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.239570][ T32] Exception stack(0xeb2d1fb0 to 0xeb2d1ff8) [ 1329.239629][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.239662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.239696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.239727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.239750][ T32] r4:84728c40 [ 1329.240488][ T32] INFO: task kworker/1:506:4788 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.240525][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.240681][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.240735][ T32] Call trace: [ 1329.240767][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.240821][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.240846][ T32] r4:00000000 [ 1329.240867][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.240905][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 5 printk messages dropped ** [ 1329.241137][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1329.241640][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1329.257932][ T32] r4:847da040 ** 9 printk messages dropped ** [ 1329.258834][ T32] r4:852dc800 ** 10 printk messages dropped ** [ 1329.259565][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.259839][ T32] r5:00001000 r4:e090b000 ** 6 printk messages dropped ** [ 1329.260123][ T32] r10:61c88647 r9:852dc800 r8:847ad22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1329.261601][ T32] Call trace: ** 10 printk messages dropped ** [ 1329.262032][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1329.262305][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1329.273151][ T32] r4:848b5600 ** 4 printk messages dropped ** [ 1329.273369][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 7 printk messages dropped ** [ 1329.273694][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1329.274025][ T32] r4:852dec00 ** 4 printk messages dropped ** [ 1329.274309][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 ** 8 printk messages dropped ** [ 1329.274739][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.274786][ T32] r5:00001000 r4:ead57000 [ 1329.274834][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.274879][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.274958][ T32] r5:8529eb8c r4:8529e800 [ 1329.274981][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.275027][ T32] r7:ddde2d80 r6:83018200 r5:8529eb8c r4:847ad300 [ 1329.275049][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.275121][ T32] r10:61c88647 r9:852dec00 r8:847ad32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.275148][ T32] r4:847ad300 [ 1329.275185][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.275260][ T32] r10:00000000 r9:847ad300 r8:8027f5e8 r7:eb2bde60 r6:847ad380 r5:852dec00 [ 1329.275286][ T32] r4:00000001 [ 1329.275308][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.275376][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 1329.275419][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.275449][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.275503][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.275547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.275598][ T32] r4:84a8f440 [ 1329.276317][ T32] INFO: task kworker/1:508:4792 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.276351][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.276457][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.276507][ T32] Call trace: [ 1329.276548][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.276605][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.276652][ T32] r4:00000000 [ 1329.276679][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.276720][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.276771][ T32] 9d20: a7899000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.276804][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.276857][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.276885][ T32] r5:80000113 r4:80239bb0 [ 1329.276906][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.276951][ T32] r4:82ac11e4 [ 1329.276972][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.277046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.277084][ T32] r4:eae89dc0 [ 1329.277107][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.277205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.277259][ T32] r4:00000000 [ 1329.277303][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.277394][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.277443][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.277529][ T32] r5:00001000 r4:ecf8f000 [ 1329.277574][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.277661][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.277753][ T32] r5:85a3578c r4:85a35400 [ 1329.277800][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.277895][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.277942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.278059][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.278129][ T32] r4:848b5600 [ 1329.278192][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.278276][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.278309][ T32] r4:00000001 [ 1329.278330][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.278369][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.278404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.278463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.278513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.278548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.278588][ T32] r4:847da040 [ 1329.278609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.278633][ T32] INFO: task kworker/1:509:4795 blocked for more than 455 seconds. [ 1329.278676][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.278705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.278726][ T32] task:kworker/1:509 state:D stack:0 pid:4795 tgid:4795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.278773][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.278866][ T32] Call trace: [ 1329.278901][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.278947][ T32] r10:82918888 r9:eb2e5d84 r8:00000002 r7:60000113 r6:eb2e5d8c r5:85308c00 [ 1329.278971][ T32] r4:85308c00 [ 1329.278990][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.279029][ T32] r5:85308c00 r4:82918884 [ 1329.279048][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.279087][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.279130][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 [ 1329.279151][ T32] r4:00000000 [ 1329.279198][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.279265][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.279310][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.279356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a8f780 ** 4 printk messages dropped ** [ 1329.279604][ T32] r5:00001000 r4:eadf9000 [ 1329.279628][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.279675][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1329.279794][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.280273][ T32] Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) ** 5 printk messages dropped ** [ 1329.280780][ T32] INFO: task kworker/1:509:4795 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 4 printk messages dropped ** [ 1329.281082][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.281111][ T32] r4:00000000 [ 1329.281131][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.281195][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.281226][ T32] 9d20: a7899000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.281255][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.281283][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.281307][ T32] r5:80000113 r4:80239bb0 [ 1329.281328][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.281371][ T32] r4:82ac11e4 [ 1329.281391][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.281464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.281490][ T32] r4:eae89dc0 [ 1329.281512][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.281583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.281610][ T32] r4:00000000 [ 1329.281656][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.281711][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.281748][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.281795][ T32] r5:00001000 r4:ecf8f000 [ 1329.281816][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.281856][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.281921][ T32] r5:85a3578c r4:85a35400 [ 1329.281971][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1329.282045][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1329.304272][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1329.304851][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.305155][ T32] r5:00001000 r4:eae1d000 [ 1329.305203][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.305253][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.305299][ T32] r5:8531838c r4:85318000 [ 1329.305320][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.305389][ T32] r7:ddde2d80 r6:83018200 r5:8531838c r4:847ad500 [ 1329.305415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.305490][ T32] r10:61c88647 r9:85309800 r8:847ad52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.305517][ T32] r4:847ad500 [ 1329.305538][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.305585][ T32] r10:00000000 r9:847ad500 r8:8027f5e8 r7:eb2bde60 r6:847ad580 r5:85309800 [ 1329.305607][ T32] r4:00000001 [ 1329.305626][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.305661][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) ** 6 printk messages dropped ** [ 1329.306678][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 35 printk messages dropped ** [ 1329.308329][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 17 printk messages dropped ** [ 1329.309028][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1329.309565][ T32] r5:00001000 r4:eae35000 ** 3 printk messages dropped ** [ 1329.309732][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.309804][ T32] r7:ddde2d80 r6:83018200 r5:8531878c r4:847ad600 [ 1329.309829][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.309877][ T32] r10:61c88647 r9:8530a400 r8:847ad62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.309899][ T32] r4:847ad600 [ 1329.309923][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.309969][ T32] r10:00000000 r9:847ad600 r8:8027f5e8 r7:eb2bde60 r6:847ad680 r5:8530a400 [ 1329.309994][ T32] r4:00000001 [ 1329.310087][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.310154][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 1329.310209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.310240][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.310297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.310329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.310352][ T32] r4:84a8fb40 [ 1329.310683][ T32] INFO: task kworker/1:511:4800 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.310730][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.310787][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.310831][ T32] Call trace: [ 1329.310860][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1329.311091][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 11 printk messages dropped ** [ 1329.311494][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1329.311962][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1329.337541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 18 printk messages dropped ** [ 1329.338670][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.338721][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.338773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a8ff00 [ 1329.338803][ T32] r4:00000000 [ 1329.338825][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.338874][ T32] r9:83018205 r8:8530bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1329.338897][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.338955][ T32] r5:00001000 r4:eae7b000 [ 1329.338981][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.339099][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.339146][ T32] r5:85318f8c r4:85318c00 [ 1329.339243][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.339322][ T32] r7:ddde2d80 r6:83018200 r5:85318f8c r4:847ad700 [ 1329.339360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.339412][ T32] r10:61c88647 r9:8530bc00 r8:847ad72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.339436][ T32] r4:847ad700 [ 1329.339456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.339503][ T32] r10:00000000 r9:847ad700 r8:8027f5e8 r7:eb2bde60 r6:847ad780 r5:8530bc00 [ 1329.339557][ T32] r4:00000001 [ 1329.339582][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.339622][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) [ 1329.339650][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.339696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.339727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.339758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.339781][ T32] r4:84a8fc80 [ 1329.340471][ T32] INFO: task kworker/1:512:4801 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.340521][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.340644][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.340754][ T32] Call trace: ** 1 printk messages dropped ** [ 1329.340845][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 25 printk messages dropped ** [ 1329.342234][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 24 printk messages dropped ** [ 1329.356201][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.356678][ T32] r5:00001000 r4:eae95000 [ 1329.356699][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1329.356908][ T32] r7:ddde2d80 r6:83018200 r5:8531938c r4:847ad800 ** 21 printk messages dropped ** [ 1329.358614][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 20 printk messages dropped ** [ 1329.359538][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 7 printk messages dropped ** [ 1329.359856][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 6 printk messages dropped ** [ 1329.360144][ T32] INFO: task kworker/1:514:4806 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1329.360360][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.360480][ T32] Call trace: [ 1329.360537][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.360593][ T32] r10:82918888 r9:eb2f1d84 r8:00000002 r7:60000113 r6:eb2f1d8c r5:8530d400 [ 1329.360687][ T32] r4:8530d400 [ 1329.360733][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.360803][ T32] r5:8530d400 r4:82918884 [ 1329.360826][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.360865][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.360934][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f1e08 [ 1329.361017][ T32] r4:00000000 [ 1329.361040][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.361077][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.361139][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.361188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ed400 [ 1329.361213][ T32] r4:00000000 [ 1329.361260][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.361310][ T32] r9:83018205 r8:8530d400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1329.361343][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.361390][ T32] r5:00001000 r4:eaf8b000 [ 1329.361435][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.361527][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.361573][ T32] r5:8531a38c r4:8531a000 [ 1329.361643][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.361698][ T32] r7:ddde2d80 r6:83018200 r5:8531a38c r4:847ad900 [ 1329.361744][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.361859][ T32] r10:61c88647 r9:8530d400 r8:847ad92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.361885][ T32] r4:847ad900 [ 1329.361911][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.362011][ T32] r10:00000000 r9:847ad900 r8:8027f5e8 r7:eb2f5e60 r6:847ad980 r5:8530d400 [ 1329.362063][ T32] r4:00000001 [ 1329.362085][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.362123][ T32] Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) [ 1329.362168][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.362200][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.362271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.382893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.382942][ T32] r4:84a8ff80 [ 1329.383599][ T32] INFO: task kworker/1:514:4806 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 7 printk messages dropped ** [ 1329.384288][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 17 printk messages dropped ** [ 1329.385015][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1329.385903][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.386262][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 ** 9 printk messages dropped ** [ 1329.386759][ T32] r5:00001000 r4:eaead000 [ 1329.386779][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1329.386982][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.387136][ T32] r10:61c88647 r9:8530e000 r8:847ada2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.387185][ T32] r4:847ada00 [ 1329.387214][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.387261][ T32] r10:00000000 r9:847ada00 r8:8027f5e8 r7:eb2f1e60 r6:847ada80 r5:8530e000 [ 1329.387335][ T32] r4:00000001 [ 1329.387370][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.387407][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 1329.387434][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.387462][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.387490][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.388211][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 24 printk messages dropped ** [ 1329.389257][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.389729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.389971][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.390218][ T32] r5:8530ec00 r4:82918884 ** 5 printk messages dropped ** [ 1329.390461][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.390813][ T32] r5:00001000 r4:eaf6d000 [ 1329.390837][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.390953][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1329.391064][ T32] r7:ddde2d80 r6:83018200 r5:8531978c r4:847adb00 ** 7 printk messages dropped ** [ 1329.391657][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) ** 6 printk messages dropped ** [ 1329.415392][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1329.416551][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1329.417742][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.418542][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.419078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1329.419844][ T32] r4:8530b000 ** 2 printk messages dropped ** [ 1329.420014][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.420113][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.420216][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb301e08 [ 1329.420286][ T32] r4:00000000 [ 1329.420367][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.420475][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.420574][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.420694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ed680 [ 1329.420747][ T32] r4:00000000 [ 1329.420808][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.420928][ T32] r9:83018205 r8:8530b000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1329.421010][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.421108][ T32] r5:00001000 r4:eafb5000 [ 1329.421174][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.421281][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.421379][ T32] r5:8531a78c r4:8531a400 [ 1329.421486][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.421606][ T32] r7:ddde2d80 r6:83018200 r5:8531a78c r4:847adc00 [ 1329.421657][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.421771][ T32] r10:61c88647 r9:8530b000 r8:847adc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.421848][ T32] r4:847adc00 [ 1329.421899][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.421998][ T32] r10:00000000 r9:847adc00 r8:8027f5e8 r7:eb2f1e60 r6:847adc80 r5:8530b000 [ 1329.422052][ T32] r4:00000001 [ 1329.422116][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.439400][ T32] Exception stack(0xeb301fb0 to 0xeb301ff8) [ 1329.439489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.439561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.439595][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.439633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.439683][ T32] r4:842ed240 [ 1329.440371][ T32] INFO: task kworker/1:517:4811 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.440405][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.440497][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.440568][ T32] Call trace: [ 1329.440612][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.440667][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.440693][ T32] r4:00000000 [ 1329.440738][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.440786][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.440841][ T32] 9d20: a8d89000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.440899][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.440955][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.440993][ T32] r5:80000113 r4:80239bb0 [ 1329.441017][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.441089][ T32] r4:82ac11e4 [ 1329.441113][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.441189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.441216][ T32] r4:eae89dc0 [ 1329.441237][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.441283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.441305][ T32] r4:00000000 [ 1329.441324][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.441370][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.441393][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.441443][ T32] r5:00001000 r4:ecf8f000 [ 1329.441488][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.441559][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.441620][ T32] r5:85a3578c r4:85a35400 [ 1329.441645][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.441694][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 1 printk messages dropped ** [ 1329.441799][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1329.442132][ T32] r4:847da040 ** 4 printk messages dropped ** [ 1329.457062][ T32] task:kworker/1:518 state:D stack:0 pid:4813 tgid:4813 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.458007][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 ** 7 printk messages dropped ** [ 1329.458644][ T32] r9:83018205 r8:852da400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 1 printk messages dropped ** [ 1329.458787][ T32] r5:00001000 r4:eaff3000 ** 4 printk messages dropped ** [ 1329.459164][ T32] r7:ddde2d80 r6:83018200 r5:85319f8c r4:847add00 ** 4 printk messages dropped ** [ 1329.459566][ T32] r10:00000000 r9:847add00 r8:8027f5e8 r7:eb301e60 r6:847add80 r5:852da400 ** 7 printk messages dropped ** [ 1329.460136][ T32] r4:842ed540 ** 5 printk messages dropped ** [ 1329.461899][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 7 printk messages dropped ** [ 1329.473178][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1329.474141][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.474852][ T32] r4:848b5600 ** 4 printk messages dropped ** [ 1329.475088][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 2 printk messages dropped ** [ 1329.475489][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.475535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.475588][ T32] r4:847da040 [ 1329.475631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.475672][ T32] INFO: task kworker/1:519:4815 blocked for more than 455 seconds. [ 1329.475741][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.475795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.475834][ T32] task:kworker/1:519 state:D stack:0 pid:4815 tgid:4815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.475903][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.476003][ T32] Call trace: [ 1329.476043][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.476149][ T32] r10:82918888 r9:eb305d84 r8:00000002 r7:60000113 r6:eb305d8c r5:85370000 [ 1329.476280][ T32] r4:85370000 [ 1329.476324][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.476372][ T32] r5:85370000 r4:82918884 [ 1329.476395][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.476450][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.476506][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb305e08 [ 1329.476530][ T32] r4:00000000 [ 1329.476549][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.476609][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.476681][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.476730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ed740 [ 1329.476807][ T32] r4:00000000 [ 1329.476830][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.476931][ T32] r9:83018205 r8:85370000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1329.476956][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.477080][ T32] r5:00001000 r4:eafdd000 [ 1329.477180][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.477239][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.477286][ T32] r5:8531ab8c r4:8531a800 [ 1329.477306][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.477351][ T32] r7:ddde2d80 r6:83018200 r5:8531ab8c r4:847ade00 [ 1329.477414][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.477469][ T32] r10:61c88647 r9:85370000 r8:847ade2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.477493][ T32] r4:847ade00 [ 1329.477563][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.477644][ T32] r10:00000000 r9:847ade00 r8:8027f5e8 r7:eb309e60 r6:847ade80 r5:85370000 [ 1329.477677][ T32] r4:00000001 [ 1329.477723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.477771][ T32] Exception stack(0xeb305fb0 to 0xeb305ff8) [ 1329.477808][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.477836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.477863][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.477917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.478003][ T32] r4:842ed3c0 [ 1329.478718][ T32] INFO: task kworker/1:519:4815 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.478757][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.478854][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.478965][ T32] Call trace: [ 1329.479030][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.479087][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 7 printk messages dropped ** [ 1329.479417][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1329.480036][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1329.480360][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.480925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.481215][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.481655][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1329.512836][ T32] r9:83018205 r8:84975400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 1 printk messages dropped ** [ 1329.512977][ T32] r5:00001000 r4:eb0e1000 ** 4 printk messages dropped ** [ 1329.513197][ T32] r7:ddde2d80 r6:83018200 r5:8532038c r4:847adf00 ** 5 printk messages dropped ** [ 1329.513554][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.513814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1329.514878][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1329.515245][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1329.515495][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.515749][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.516441][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 7 printk messages dropped ** [ 1329.516867][ T32] r4:847da040 ** 4 printk messages dropped ** [ 1329.517144][ T32] task:kworker/1:521 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.517554][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 ** 8 printk messages dropped ** [ 1329.517961][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.518006][ T32] r5:00001000 r4:eb005000 ** 2 printk messages dropped ** [ 1329.518140][ T32] r5:8531b38c r4:8531b000 ** 4 printk messages dropped ** [ 1329.518384][ T32] r4:847adf80 ** 4 printk messages dropped ** [ 1329.518752][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) [ 1329.518838][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.519025][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.519062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.519093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.519166][ T32] r4:842ed780 [ 1329.519511][ T32] INFO: task kworker/1:521:4819 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.519542][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.519629][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.519679][ T32] Call trace: [ 1329.519708][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.519766][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.519801][ T32] r4:00000000 [ 1329.519821][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.519893][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.519947][ T32] 9d20: a96a4000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.519979][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.520005][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.520030][ T32] r5:80000113 r4:80239bb0 [ 1329.520051][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.520107][ T32] r4:82ac11e4 [ 1329.520142][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.520226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.520252][ T32] r4:eae89dc0 [ 1329.520273][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.520344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.520371][ T32] r4:00000000 [ 1329.520428][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.520481][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.520510][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.520554][ T32] r5:00001000 r4:ecf8f000 [ 1329.520575][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.520624][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.520671][ T32] r5:85a3578c r4:85a35400 [ 1329.520719][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.520782][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.520815][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.520863][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.520885][ T32] r4:848b5600 [ 1329.520929][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.521004][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.521030][ T32] r4:00000001 [ 1329.521050][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.521086][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.521137][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.521170][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.521215][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.521255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.521278][ T32] r4:847da040 [ 1329.521323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.521357][ T32] INFO: task kworker/1:522:4821 blocked for more than 456 seconds. [ 1329.521408][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.521435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.521456][ T32] task:kworker/1:522 state:D stack:0 pid:4821 tgid:4821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.521551][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.521601][ T32] Call trace: [ 1329.521679][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.521731][ T32] r10:82918888 r9:eb325d84 r8:00000002 r7:60000113 r6:eb325d8c r5:84973000 [ 1329.521772][ T32] r4:84973000 [ 1329.521795][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.521834][ T32] r5:84973000 r4:82918884 [ 1329.521854][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.521914][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.521962][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb325e08 [ 1329.522033][ T32] r4:00000000 [ 1329.522074][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.522143][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.522185][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.545242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842eda80 [ 1329.545305][ T32] r4:00000000 [ 1329.545356][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.545423][ T32] r9:83018205 r8:84973000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1329.545446][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.545492][ T32] r5:00001000 r4:eb01d000 [ 1329.545536][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.545582][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.545627][ T32] r5:8531af8c r4:8531ac00 [ 1329.545648][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.545726][ T32] r7:ddde2d80 r6:83018200 r5:8531af8c r4:847ae000 [ 1329.545752][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.545811][ T32] r10:61c88647 r9:84973000 r8:847ae02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.545864][ T32] r4:847ae000 [ 1329.545887][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.545955][ T32] r10:00000000 r9:847ae000 r8:8027f5e8 r7:eb319e60 r6:84735900 r5:84973000 ** 2 printk messages dropped ** [ 1329.546051][ T32] Exception stack(0xeb325fb0 to 0xeb325ff8) ** 7 printk messages dropped ** [ 1329.547009][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.547375][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 10 printk messages dropped ** [ 1329.547827][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1329.547920][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.547967][ T32] r5:00001000 r4:ecf8f000 [ 1329.547988][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.548028][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.548089][ T32] r5:85a3578c r4:85a35400 [ 1329.548138][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.548189][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.548211][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.548257][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.548305][ T32] r4:848b5600 [ 1329.548332][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.548382][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.548406][ T32] r4:00000001 [ 1329.548426][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.548486][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.548516][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.548570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.548625][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.548657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.548685][ T32] r4:847da040 [ 1329.548705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.548771][ T32] INFO: task kworker/1:523:4823 blocked for more than 456 seconds. [ 1329.548830][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.548859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.548882][ T32] task:kworker/1:523 state:D stack:0 pid:4823 tgid:4823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.548941][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.548986][ T32] Call trace: [ 1329.549031][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.549077][ T32] r10:82918888 r9:eb32dd84 r8:00000002 r7:60000113 r6:eb32dd8c r5:84976c00 [ 1329.549124][ T32] r4:84976c00 [ 1329.549171][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.549214][ T32] r5:84976c00 r4:82918884 [ 1329.549234][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1329.549423][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.549936][ T32] r5:00001000 r4:eb04f000 [ 1329.549960][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.550003][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.550107][ T32] r5:8531bb8c r4:8531b800 ** 1 printk messages dropped ** [ 1329.550182][ T32] r7:ddde2d80 r6:83018200 r5:8531bb8c r4:847ae080 ** 5 printk messages dropped ** [ 1329.550466][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.550941][ T32] r4:842edb80 ** 5 printk messages dropped ** [ 1329.551650][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 9 printk messages dropped ** [ 1329.552127][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.552263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.571195][ T32] r4:eae89dc0 [ 1329.571235][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.571299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.571366][ T32] r4:00000000 [ 1329.571391][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.571444][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.571472][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.571528][ T32] r5:00001000 r4:ecf8f000 [ 1329.571575][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.571621][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.571721][ T32] r5:85a3578c r4:85a35400 [ 1329.571771][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.571856][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.571881][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.571931][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.571954][ T32] r4:848b5600 [ 1329.572085][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.572136][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.572160][ T32] r4:00000001 [ 1329.572210][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.578233][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.578279][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.578337][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.578370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.578403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.578452][ T32] r4:847da040 [ 1329.578529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.578573][ T32] INFO: task kworker/1:524:4825 blocked for more than 456 seconds. ** 4 printk messages dropped ** [ 1329.578827][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.579153][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.579692][ T32] r5:00001000 r4:eb06f000 [ 1329.579717][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.579760][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1329.579912][ T32] r7:ddde2d80 r6:83018200 r5:8531bf8c r4:847ae100 ** 7 printk messages dropped ** [ 1329.580412][ T32] Exception stack(0xeb335fb0 to 0xeb335ff8) ** 6 printk messages dropped ** [ 1329.581267][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.581401][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.581492][ T32] Call trace: [ 1329.581527][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.581599][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.581626][ T32] r4:00000000 [ 1329.581648][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.581719][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.581751][ T32] 9d20: a9cd4000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.581781][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.581830][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.581882][ T32] r5:80000113 r4:80239bb0 [ 1329.581930][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.582028][ T32] r4:82ac11e4 [ 1329.582076][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.582131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.582154][ T32] r4:eae89dc0 [ 1329.582238][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.595092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.595132][ T32] r4:00000000 [ 1329.595181][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.595242][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.595265][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.595312][ T32] r5:00001000 r4:ecf8f000 [ 1329.595332][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.595372][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.595415][ T32] r5:85a3578c r4:85a35400 [ 1329.595436][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.595483][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.595520][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.595627][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.595696][ T32] r4:848b5600 [ 1329.595747][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.595849][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.595903][ T32] r4:00000001 [ 1329.595969][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.596078][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.596148][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.596218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.596298][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.596368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.596435][ T32] r4:847da040 [ 1329.596507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.596596][ T32] INFO: task kworker/1:525:4827 blocked for more than 456 seconds. [ 1329.596675][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.596751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.596826][ T32] task:kworker/1:525 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1329.597134][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.597440][ T32] r5:84973c00 r4:82918884 ** 5 printk messages dropped ** [ 1329.597764][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.598102][ T32] r5:00001000 r4:eb0a9000 [ 1329.598159][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.598209][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.598422][ T32] r10:61c88647 r9:84973c00 r8:847ae1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1329.598946][ T32] r4:842eddc0 ** 2 printk messages dropped ** [ 1329.599644][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.600076][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 9 printk messages dropped ** [ 1329.600486][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.600869][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1329.601006][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1329.601126][ T32] r4:00000001 [ 1329.601150][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.601188][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.601239][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.601271][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.601335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.601406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.601431][ T32] r4:847da040 [ 1329.601477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.601605][ T32] INFO: task kworker/1:526:4830 blocked for more than 456 seconds. [ 1329.601688][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.601717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.601739][ T32] task:kworker/1:526 state:D stack:0 pid:4830 tgid:4830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.601783][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.601875][ T32] Call trace: [ 1329.601932][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.602004][ T32] r10:82918888 r9:eb349d84 r8:00000002 r7:60000113 r6:eb349d8c r5:84974800 [ 1329.602031][ T32] r4:84974800 [ 1329.602067][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.602111][ T32] r5:84974800 r4:82918884 [ 1329.602331][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.625177][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.625275][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 [ 1329.625306][ T32] r4:00000000 [ 1329.625364][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.625423][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.625765][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.625825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85352180 [ 1329.625849][ T32] r4:00000000 [ 1329.625899][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.625956][ T32] r9:83018205 r8:84974800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.625984][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.626031][ T32] r5:00001000 r4:eb36c000 [ 1329.626053][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.626216][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.626270][ T32] r5:8532078c r4:85320400 [ 1329.626295][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.626355][ T32] r7:ddde2d80 r6:83018200 r5:8532078c r4:847ae200 [ 1329.626392][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.626448][ T32] r10:61c88647 r9:84974800 r8:847ae22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.626471][ T32] r4:847ae200 [ 1329.626491][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.626543][ T32] r10:00000000 r9:847ae200 r8:8027f5e8 r7:eb319e60 r6:84735b00 r5:84974800 [ 1329.626591][ T32] r4:00000001 [ 1329.626612][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.626651][ T32] Exception stack(0xeb349fb0 to 0xeb349ff8) [ 1329.626695][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.627784][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1329.628198][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 11 printk messages dropped ** [ 1329.628705][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 9 printk messages dropped ** [ 1329.629105][ T32] r4:848b5600 ** 5 printk messages dropped ** [ 1329.629295][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1329.629405][ T32] r4:847da040 [ 1329.629437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.629477][ T32] INFO: task kworker/1:527:4831 blocked for more than 456 seconds. [ 1329.629509][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.629533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.629553][ T32] task:kworker/1:527 state:D stack:0 pid:4831 tgid:4831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.629649][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.629741][ T32] Call trace: [ 1329.629811][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.629860][ T32] r10:82918888 r9:eb34dd84 r8:00000002 r7:60000113 r6:eb34dd8c r5:84970000 [ 1329.629889][ T32] r4:84970000 [ 1329.629912][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.629962][ T32] r5:84970000 r4:82918884 [ 1329.629996][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.630046][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.630091][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 [ 1329.630114][ T32] r4:00000000 [ 1329.630145][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.630182][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.630219][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.630282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85352a00 [ 1329.630332][ T32] r4:00000000 [ 1329.630386][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.630460][ T32] r9:83018205 r8:84970000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1329.630489][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.630533][ T32] r5:00001000 r4:e08f3000 [ 1329.630581][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.630627][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.630703][ T32] r5:85321f8c r4:85321c00 [ 1329.630727][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.630775][ T32] r7:ddde2d80 r6:83018200 r5:85321f8c r4:847ae280 [ 1329.630796][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.630843][ T32] r10:61c88647 r9:84970000 r8:847ae2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.630893][ T32] r4:847ae280 [ 1329.630940][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.631017][ T32] r10:00000000 r9:847ae280 r8:8027f5e8 r7:eb349e60 r6:84735b80 r5:84970000 [ 1329.631053][ T32] r4:00000001 [ 1329.631075][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1329.631246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.632102][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1329.647488][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1329.647630][ T32] r4:eae89dc0 ** 8 printk messages dropped ** [ 1329.647953][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.648304][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 9 printk messages dropped ** [ 1329.648736][ T32] INFO: task kworker/1:528:4833 blocked for more than 456 seconds. ** 13 printk messages dropped ** [ 1329.649434][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.649973][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.650056][ T32] r5:00001000 r4:dfa91000 ** 2 printk messages dropped ** [ 1329.650162][ T32] r5:8532138c r4:85321000 ** 3 printk messages dropped ** [ 1329.650389][ T32] r10:61c88647 r9:84970c00 r8:847ae32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1329.650891][ T32] r4:85352080 ** 2 printk messages dropped ** [ 1329.652005][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.665359][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 8 printk messages dropped ** [ 1329.665707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 3 printk messages dropped ** [ 1329.665892][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.665941][ T32] r5:00001000 r4:ecf8f000 [ 1329.665962][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.666001][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.666045][ T32] r5:85a3578c r4:85a35400 [ 1329.666065][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.666112][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.666134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.666180][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.666256][ T32] r4:848b5600 [ 1329.666301][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.666363][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.666414][ T32] r4:00000001 [ 1329.666438][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.666524][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.666579][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.666679][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.666716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.666747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.666769][ T32] r4:847da040 [ 1329.666795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.666823][ T32] INFO: task kworker/0:327:4835 blocked for more than 456 seconds. [ 1329.666852][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.666909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.666935][ T32] task:kworker/0:327 state:D stack:0 pid:4835 tgid:4835 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.666985][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.667029][ T32] Call trace: [ 1329.667061][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.667106][ T32] r10:82918888 r9:eb339d84 r8:00000002 r7:60000113 r6:eb339d8c r5:84972400 [ 1329.667166][ T32] r4:84972400 [ 1329.667296][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.667358][ T32] r5:84972400 r4:82918884 [ 1329.667534][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.667577][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.667623][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 [ 1329.667684][ T32] r4:00000000 [ 1329.667707][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.667745][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.667783][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.667828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85352940 [ 1329.667851][ T32] r4:00000000 [ 1329.667869][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.667913][ T32] r9:83018005 r8:84972400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.667937][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.667977][ T32] r5:00001000 r4:e0797000 [ 1329.667997][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.668035][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.668076][ T32] r5:8532238c r4:85322000 [ 1329.668121][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.668496][ T32] r7:dddced80 r6:83018000 r5:8532238c r4:84735c80 [ 1329.668655][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.669087][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.670156][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.670394][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1329.670998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 7 printk messages dropped ** [ 1329.671348][ T32] r5:85a3578c r4:85a35400 [ 1329.671372][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.671418][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.671439][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.671485][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.671524][ T32] r4:848b5600 [ 1329.671546][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.671594][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.671619][ T32] r4:00000001 [ 1329.671667][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.671710][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.671741][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.671771][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.671798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.671832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.671857][ T32] r4:847da040 [ 1329.671903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.671932][ T32] INFO: task kworker/1:529:4838 blocked for more than 456 seconds. [ 1329.672022][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.672049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.672070][ T32] task:kworker/1:529 state:D stack:0 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.672153][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.672201][ T32] Call trace: [ 1329.695347][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.695518][ T32] r10:82918888 r9:eb24dd84 r8:00000002 r7:60000013 r6:eb24dd8c r5:85308000 [ 1329.695549][ T32] r4:85308000 [ 1329.695614][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.695709][ T32] r5:85308000 r4:82918884 [ 1329.695780][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.695868][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.696001][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb24de08 [ 1329.696070][ T32] r4:00000000 [ 1329.696113][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.696180][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.696279][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.696332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85352580 [ 1329.696361][ T32] r4:00000000 [ 1329.696384][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.696438][ T32] r9:83018205 r8:85308000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1329.696461][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.696507][ T32] r5:00001000 r4:dfb33000 [ 1329.696529][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.696570][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.696667][ T32] r5:8532178c r4:85321400 [ 1329.696703][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.696757][ T32] r7:ddde2d80 r6:83018200 r5:8532178c r4:847ae400 [ 1329.696780][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.696828][ T32] r10:61c88647 r9:85308000 r8:847ae42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.696852][ T32] r4:847ae400 [ 1329.696874][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.696921][ T32] r10:00000000 r9:847ae400 r8:8027f5e8 r7:eb34de60 r6:84735d80 r5:85308000 [ 1329.696945][ T32] r4:00000001 [ 1329.696966][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.697021][ T32] Exception stack(0xeb24dfb0 to 0xeb24dff8) [ 1329.697090][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.697125][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.697154][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.697213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.697241][ T32] r4:85352040 [ 1329.697998][ T32] INFO: task kworker/1:529:4838 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.698037][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.698269][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.698325][ T32] Call trace: [ 1329.698371][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.698449][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.698503][ T32] r4:00000000 [ 1329.698527][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.698585][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.698617][ T32] 9d20: aaf7b000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.698689][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.698722][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.698749][ T32] r5:80000113 r4:80239bb0 [ 1329.698771][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.698879][ T32] r4:82ac11e4 [ 1329.698907][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.698973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.699000][ T32] r4:eae89dc0 [ 1329.699023][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.699081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.699105][ T32] r4:00000000 [ 1329.699125][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.699185][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.699211][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.699255][ T32] r5:00001000 r4:ecf8f000 [ 1329.699302][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.699363][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.699432][ T32] r5:85a3578c r4:85a35400 [ 1329.699457][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.699634][ T32] r4:848b5600 ** 5 printk messages dropped ** [ 1329.699956][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.700288][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1329.700635][ T32] r4:852bec00 ** 5 printk messages dropped ** [ 1329.700964][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1329.701330][ T32] r5:00001000 r4:e0093000 [ 1329.701367][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.701446][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.701646][ T32] r10:61c88647 r9:852bec00 r8:847ae4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.702060][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.702092][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.702124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.702179][ T32] r4:85352540 [ 1329.713509][ T32] INFO: task kworker/1:530:4840 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.713654][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.713740][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.713810][ T32] Call trace: [ 1329.713903][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.713966][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.713994][ T32] r4:00000000 [ 1329.714016][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.714058][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.714090][ T32] 9d20: ab07b000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.714120][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.714147][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.714184][ T32] r5:80000113 r4:80239bb0 [ 1329.714236][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.714291][ T32] r4:82ac11e4 [ 1329.714315][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.714413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.714444][ T32] r4:eae89dc0 [ 1329.714468][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.714518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.714543][ T32] r4:00000000 [ 1329.714621][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.714703][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.714767][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.714823][ T32] r5:00001000 r4:ecf8f000 [ 1329.714858][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.714908][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.714954][ T32] r5:85a3578c r4:85a35400 [ 1329.715004][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.715059][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.715083][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.715159][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.715188][ T32] r4:848b5600 [ 1329.715235][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.715287][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 5 printk messages dropped ** [ 1329.715518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.715880][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.716401][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 [ 1329.716434][ T32] r4:00000000 [ 1329.716480][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.716547][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.716590][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.716660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85352800 [ 1329.716712][ T32] r4:00000000 [ 1329.716736][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.716782][ T32] r9:83018205 r8:848fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.716851][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.716909][ T32] r5:00001000 r4:e022d000 [ 1329.716932][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.716999][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.717068][ T32] r5:85320f8c r4:85320c00 [ 1329.717091][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.717162][ T32] r7:ddde2d80 r6:83018200 r5:85320f8c r4:847ae500 [ 1329.717185][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.717258][ T32] r10:61c88647 r9:848fec00 r8:847ae52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.717284][ T32] r4:847ae500 [ 1329.717331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.717384][ T32] r10:00000000 r9:847ae500 r8:8027f5e8 r7:eb34de60 r6:84735e80 r5:848fec00 [ 1329.717424][ T32] r4:00000001 [ 1329.717444][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.717480][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 1329.717554][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.717605][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.717636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.717664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.717700][ T32] r4:85352680 [ 1329.718149][ T32] INFO: task kworker/1:531:4842 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.718181][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.718287][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.718360][ T32] Call trace: [ 1329.718460][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.718535][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.718631][ T32] r4:00000000 [ 1329.718655][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.718695][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.718725][ T32] 9d20: ab07b000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 4 printk messages dropped ** [ 1329.718897][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1329.719201][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 1 printk messages dropped ** [ 1329.719276][ T32] r5:00001000 r4:ecf8f000 [ 1329.719297][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.719337][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.719398][ T32] r5:85a3578c r4:85a35400 [ 1329.719424][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.719473][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.719493][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.719539][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.719567][ T32] r4:848b5600 [ 1329.719587][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.719663][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.719714][ T32] r4:00000001 [ 1329.719737][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.719797][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.719827][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.719857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.719937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.719994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.720023][ T32] r4:847da040 [ 1329.720044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.720069][ T32] INFO: task kworker/1:532:4844 blocked for more than 456 seconds. [ 1329.720142][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.720169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.720189][ T32] task:kworker/1:532 state:D stack:0 pid:4844 tgid:4844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.720236][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.720277][ T32] Call trace: [ 1329.720307][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.720390][ T32] r10:82918888 r9:eb2add84 r8:00000002 r7:60000113 r6:eb2add8c r5:84880000 [ 1329.720433][ T32] r4:84880000 [ 1329.720454][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.720498][ T32] r5:84880000 r4:82918884 [ 1329.720546][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.720588][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.720632][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ade08 [ 1329.720655][ T32] r4:00000000 [ 1329.720675][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.720771][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.720845][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.720894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85352d00 [ 1329.720978][ T32] r4:00000000 [ 1329.721092][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.721142][ T32] r9:83018205 r8:84880000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1329.721181][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.721227][ T32] r5:00001000 r4:e8afb000 [ 1329.721247][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.721299][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.721365][ T32] r5:85322f8c r4:85322c00 [ 1329.721408][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.721486][ T32] r7:ddde2d80 r6:83018200 r5:85322f8c r4:847ae580 [ 1329.721510][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.721558][ T32] r10:61c88647 r9:84880000 r8:847ae5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.721714][ T32] r4:847ae580 [ 1329.721771][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.721819][ T32] r10:00000000 r9:847ae580 r8:8027f5e8 r7:eb34de60 r6:84735f00 r5:84880000 [ 1329.721841][ T32] r4:00000001 [ 1329.721860][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.721895][ T32] Exception stack(0xeb2adfb0 to 0xeb2adff8) [ 1329.721920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.721949][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.753360][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1329.753986][ T32] r5:80000113 r4:80239bb0 ** 16 printk messages dropped ** [ 1329.754821][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 10 printk messages dropped ** [ 1329.755277][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.755717][ T32] Call trace: ** 7 printk messages dropped ** [ 1329.756246][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb37de08 ** 11 printk messages dropped ** [ 1329.757265][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.757355][ T32] r5:85322b8c r4:85322800 [ 1329.757400][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.757512][ T32] r7:ddde2d80 r6:83018200 r5:85322b8c r4:847ae600 [ 1329.757540][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.757590][ T32] r10:61c88647 r9:84881800 r8:847ae62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.757613][ T32] r4:847ae600 [ 1329.757641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.757689][ T32] r10:00000000 r9:847ae600 r8:8027f5e8 r7:eb2ade60 r6:84735f80 r5:84881800 [ 1329.757715][ T32] r4:00000001 [ 1329.757748][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1329.758651][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1329.759383][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1329.760085][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 13 printk messages dropped ** [ 1329.760557][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.760764][ T32] r5:84883000 r4:82918884 ** 5 printk messages dropped ** [ 1329.760982][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.761362][ T32] r5:00001000 r4:e4a5d000 ** 4 printk messages dropped ** [ 1329.761568][ T32] r7:ddde2d80 r6:83018200 r5:8532278c r4:847ae680 ** 9 printk messages dropped ** [ 1329.761902][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1329.791378][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 16 printk messages dropped ** [ 1329.792171][ T32] r5:85a3578c r4:85a35400 [ 1329.805881][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.806077][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.806105][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.806156][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.806186][ T32] r4:848b5600 [ 1329.806211][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.806295][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.806324][ T32] r4:00000001 [ 1329.806346][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.806385][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.806422][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.806451][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.806917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.807223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.807250][ T32] r4:847da040 [ 1329.807681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.807716][ T32] INFO: task kworker/1:535:4852 blocked for more than 456 seconds. [ 1329.807750][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.807775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.807796][ T32] task:kworker/1:535 state:D stack:0 pid:4852 tgid:4852 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.807856][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.808000][ T32] Call trace: [ 1329.808035][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.808084][ T32] r10:82918888 r9:eb391d84 r8:00000002 r7:60000113 r6:eb391d8c r5:84882400 [ 1329.808107][ T32] r4:84882400 [ 1329.808367][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.808457][ T32] r5:84882400 r4:82918884 [ 1329.808958][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1329.809049][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 ** 8 printk messages dropped ** [ 1329.810242][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.810290][ T32] r5:00001000 r4:eaf63000 ** 2 printk messages dropped ** [ 1329.810779][ T32] r5:8532578c r4:85325400 ** 17 printk messages dropped ** [ 1329.834183][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1329.835629][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1329.835833][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.836539][ T32] r5:85a3578c r4:85a35400 ** 10 printk messages dropped ** [ 1329.838141][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1329.839418][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.841104][ T32] r5:00001000 r4:eabf9000 [ 1329.841177][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.841390][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.841443][ T32] r5:8532378c r4:85323400 [ 1329.841479][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.841527][ T32] r7:ddde2d80 r6:83018200 r5:8532378c r4:847ae780 [ 1329.841549][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.841594][ T32] r10:61c88647 r9:84884800 r8:847ae7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.841616][ T32] r4:847ae780 [ 1329.841941][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.841993][ T32] r10:00000000 r9:847ae780 r8:8027f5e8 r7:eb391e60 r6:8535a100 r5:84884800 [ 1329.842017][ T32] r4:00000001 [ 1329.842036][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.842230][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 1329.864225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.864335][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.864472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.864561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.864639][ T32] r4:85352e80 [ 1329.865885][ T32] INFO: task kworker/1:536:4853 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.865967][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.866158][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.866280][ T32] Call trace: [ 1329.866351][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1329.866942][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1329.867576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1329.868652][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 22 printk messages dropped ** [ 1329.870424][ T32] r5:84883c00 r4:82918884 ** 12 printk messages dropped ** [ 1329.871459][ T32] r5:00001000 r4:eaceb000 [ 1329.871503][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1329.871903][ T32] r7:ddde2d80 r6:83018200 r5:85323b8c r4:847ae800 ** 8 printk messages dropped ** [ 1329.894361][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1329.897221][ T32] r5:80000113 r4:80239bb0 ** 11 printk messages dropped ** [ 1329.898303][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1329.898905][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.899422][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.899478][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.899564][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.899634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.899688][ T32] r4:847da040 [ 1329.899769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.899854][ T32] INFO: task kworker/1:538:4857 blocked for more than 456 seconds. [ 1329.899927][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.899986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.900031][ T32] task:kworker/1:538 state:D stack:0 pid:4857 tgid:4857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.900149][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.900250][ T32] Call trace: [ 1329.900410][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.900510][ T32] r10:82918888 r9:eb3a5d84 r8:00000002 r7:60000113 r6:eb3a5d8c r5:84886c00 [ 1329.900571][ T32] r4:84886c00 [ 1329.900644][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.900751][ T32] r5:84886c00 r4:82918884 [ 1329.900803][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.900915][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.901020][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a5e08 [ 1329.901093][ T32] r4:00000000 [ 1329.901146][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.901239][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.901324][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.901455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84791840 [ 1329.901514][ T32] r4:00000000 [ 1329.901562][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.901664][ T32] r9:83018205 r8:84886c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1329.901717][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.901810][ T32] r5:00001000 r4:ead1b000 [ 1329.901857][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.901942][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.902083][ T32] r5:85323f8c r4:85323c00 [ 1329.902227][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.936658][ T32] r7:ddde2d80 r6:83018200 r5:85323f8c r4:847ae880 [ 1329.936755][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.936925][ T32] r10:61c88647 r9:84886c00 r8:847ae8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.937011][ T32] r4:847ae880 [ 1329.937074][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.937188][ T32] r10:00000000 r9:847ae880 r8:8027f5e8 r7:eb391e60 r6:8535a200 r5:84886c00 [ 1329.937251][ T32] r4:00000001 [ 1329.937304][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.937397][ T32] Exception stack(0xeb3a5fb0 to 0xeb3a5ff8) [ 1329.937464][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.937532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.937596][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.937665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.937717][ T32] r4:847433c0 [ 1329.938989][ T32] INFO: task kworker/1:538:4857 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.939112][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.939369][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.939482][ T32] Call trace: [ 1329.939577][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1329.939686][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1329.939768][ T32] r4:00000000 [ 1329.939870][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.939976][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1329.940098][ T32] 9d20: acdcb000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1329.940175][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.940233][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.940290][ T32] r5:80000113 r4:80239bb0 [ 1329.940389][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.940498][ T32] r4:82ac11e4 [ 1329.940566][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.940684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.940739][ T32] r4:eae89dc0 [ 1329.940810][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.940915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.940970][ T32] r4:00000000 [ 1329.941017][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.941120][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.941222][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.941321][ T32] r5:00001000 r4:ecf8f000 [ 1329.941377][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.941465][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.941573][ T32] r5:85a3578c r4:85a35400 [ 1329.941630][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.941727][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.941771][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.941866][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.941927][ T32] r4:848b5600 [ 1329.941973][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.942087][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.942173][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1329.955650][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.956457][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.957220][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.958266][ T32] r5:00001000 r4:ead53000 [ 1329.958322][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1329.958817][ T32] r7:ddde2d80 r6:83018200 r5:8532338c r4:847ae900 ** 5 printk messages dropped ** [ 1329.959259][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.959603][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.961501][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 9 printk messages dropped ** [ 1329.961827][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.961888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.961931][ T32] r4:eae89dc0 [ 1329.961979][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.962028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.962070][ T32] r4:00000000 [ 1329.962092][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.962141][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.962165][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.962210][ T32] r5:00001000 r4:ecf8f000 [ 1329.962279][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.980794][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.980890][ T32] r5:85a3578c r4:85a35400 [ 1329.980942][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.980999][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.981042][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.981094][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.981117][ T32] r4:848b5600 [ 1329.981158][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.981230][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.981267][ T32] r4:00000001 [ 1329.981290][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.981330][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.981360][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.981395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.981422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.981451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.981496][ T32] r4:847da040 [ 1329.981555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.981599][ T32] INFO: task kworker/1:540:4861 blocked for more than 456 seconds. [ 1329.981666][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.981723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.981747][ T32] task:kworker/1:540 state:D stack:0 pid:4861 tgid:4861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.981837][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.981910][ T32] Call trace: [ 1329.981968][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.982018][ T32] r10:82918888 r9:eb3b5d84 r8:00000002 r7:60000113 r6:eb3b5d8c r5:84880c00 [ 1329.982063][ T32] r4:84880c00 [ 1329.982095][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.982157][ T32] r5:84880c00 r4:82918884 [ 1329.982235][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.982515][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.982626][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b5e08 [ 1329.982654][ T32] r4:00000000 [ 1329.982699][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1329.982761][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1329.982830][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.982890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f000 [ 1329.982916][ T32] r4:00000000 [ 1329.982970][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.983021][ T32] r9:83018205 r8:84880c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1329.983044][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.983111][ T32] r5:00001000 r4:ead77000 [ 1329.983143][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.983187][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.983241][ T32] r5:8531b78c r4:8531b400 [ 1329.983264][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.983312][ T32] r7:ddde2d80 r6:83018200 r5:8531b78c r4:847ae980 [ 1329.983333][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.983387][ T32] r10:61c88647 r9:84880c00 r8:847ae9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.983462][ T32] r4:847ae980 [ 1329.983486][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.983557][ T32] r10:00000000 r9:847ae980 r8:8027f5e8 r7:eb391e60 r6:8535a300 r5:84880c00 [ 1329.983583][ T32] r4:00000001 [ 1329.983603][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.983674][ T32] Exception stack(0xeb3b5fb0 to 0xeb3b5ff8) [ 1329.983709][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.983740][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.983766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.983818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.983865][ T32] r4:85352240 [ 1329.984598][ T32] INFO: task kworker/1:540:4861 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1329.984630][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.984716][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.984770][ T32] Call trace: ** 1 printk messages dropped ** [ 1329.984847][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 4 printk messages dropped ** [ 1329.985035][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1329.985061][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1329.985101][ T32] r5:80000113 r4:80239bb0 [ 1329.985124][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.985169][ T32] r4:82ac11e4 [ 1329.985195][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.985294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1329.985344][ T32] r4:eae89dc0 [ 1329.985399][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1329.985501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1329.985552][ T32] r4:00000000 [ 1329.985617][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1329.985738][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1329.985790][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.985884][ T32] r5:00001000 r4:ecf8f000 [ 1329.985935][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.986029][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.986123][ T32] r5:85a3578c r4:85a35400 [ 1329.986184][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.986301][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1329.986359][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.986469][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.986539][ T32] r4:848b5600 [ 1329.986606][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.986721][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1329.986750][ T32] r4:00000001 [ 1329.986771][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.986856][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1329.986907][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.986939][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.986965][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.986994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.987018][ T32] r4:847da040 [ 1329.987039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.987067][ T32] INFO: task kworker/1:541:4863 blocked for more than 456 seconds. [ 1329.987097][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.987121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.987187][ T32] task:kworker/1:541 state:D stack:0 pid:4863 tgid:4863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.987261][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.987304][ T32] Call trace: [ 1329.987354][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1329.987408][ T32] r10:82918888 r9:eb3bdd84 r8:00000002 r7:60000113 r6:eb3bdd8c r5:85300c00 [ 1329.987431][ T32] r4:85300c00 [ 1329.987451][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1329.987489][ T32] r5:85300c00 r4:82918884 [ 1329.987509][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.987545][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.987589][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3bde08 [ 1329.987611][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.987665][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.987971][ T32] r5:00001000 r4:eada1000 [ 1329.988013][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1329.988056][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.988098][ T32] r5:8532438c r4:85324000 ** 1 printk messages dropped ** [ 1329.988200][ T32] r7:ddde2d80 r6:83018200 r5:8532438c r4:847aea00 ** 7 printk messages dropped ** [ 1329.988682][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) ** 4 printk messages dropped ** [ 1329.989046][ T32] r4:8535f0c0 ** 3 printk messages dropped ** [ 1329.990074][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.990596][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 9 printk messages dropped ** [ 1329.991452][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.992026][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1330.029723][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1330.030378][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.031226][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.031898][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.038083][ T32] r5:00001000 r4:eadc3000 [ 1330.038138][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.038227][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.038826][ T32] r10:61c88647 r9:85300000 r8:847aeaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.039423][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.041172][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.041314][ T32] Call trace: [ 1330.041473][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.041581][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.041638][ T32] r4:00000000 [ 1330.041685][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.041798][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.041868][ T32] 9d20: ad57e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.041996][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.042073][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.042133][ T32] r5:80000113 r4:80239bb0 [ 1330.042244][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.063021][ T32] r4:82ac11e4 [ 1330.063139][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.063284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.063357][ T32] r4:eae89dc0 [ 1330.063434][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.063538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.063589][ T32] r4:00000000 [ 1330.063640][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.063746][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.063800][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.063921][ T32] r5:00001000 r4:ecf8f000 [ 1330.063980][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.064072][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.064166][ T32] r5:85a3578c r4:85a35400 [ 1330.064216][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.064322][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.064385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.064491][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.064566][ T32] r4:848b5600 [ 1330.064657][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.064763][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.064818][ T32] r4:00000001 [ 1330.064866][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.064956][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.065058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.065140][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.065220][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.065294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.065345][ T32] r4:847da040 [ 1330.065408][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.065472][ T32] INFO: task kworker/1:543:4867 blocked for more than 456 seconds. [ 1330.065576][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.065647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.065713][ T32] task:kworker/1:543 state:D stack:0 pid:4867 tgid:4867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.065852][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.065949][ T32] Call trace: [ 1330.066057][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.066172][ T32] r10:82918888 r9:eb2b9d84 r8:00000002 r7:60000013 r6:eb2b9d8c r5:85371800 [ 1330.066226][ T32] r4:85371800 [ 1330.066272][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.066375][ T32] r5:85371800 r4:82918884 [ 1330.066429][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.066517][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.066649][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b9e08 [ 1330.066729][ T32] r4:00000000 [ 1330.066791][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.066896][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.067020][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.067124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f380 [ 1330.067177][ T32] r4:00000000 [ 1330.067221][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.067317][ T32] r9:83018205 r8:85371800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1330.067370][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.067534][ T32] r5:00001000 r4:eaee1000 [ 1330.067621][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.067716][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.067808][ T32] r5:85324b8c r4:85324800 [ 1330.067856][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.067966][ T32] r7:ddde2d80 r6:83018200 r5:85324b8c r4:847aeb00 [ 1330.068041][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.068146][ T32] r10:61c88647 r9:85371800 r8:847aeb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.068198][ T32] r4:847aeb00 [ 1330.068242][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.068375][ T32] r10:00000000 r9:847aeb00 r8:8027f5e8 r7:eb391e60 r6:847aeb80 r5:85371800 [ 1330.068443][ T32] r4:00000001 [ 1330.068491][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.068583][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1330.068702][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.068803][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.068879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.068944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.069035][ T32] r4:8535f240 [ 1330.070394][ T32] INFO: task kworker/1:543:4867 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.070488][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1330.071003][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.071079][ T32] r4:00000000 [ 1330.071130][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.071213][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.071293][ T32] 9d20: ad7a4000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.071377][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.071450][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.071506][ T32] r5:80000113 r4:80239bb0 [ 1330.071602][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.071754][ T32] r4:82ac11e4 [ 1330.071855][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.071960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.072062][ T32] r4:eae89dc0 [ 1330.072149][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.103095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.103208][ T32] r4:00000000 [ 1330.103268][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.103434][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.103497][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.103602][ T32] r5:00001000 r4:ecf8f000 [ 1330.103664][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.103751][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.103849][ T32] r5:85a3578c r4:85a35400 [ 1330.103900][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.104006][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.104059][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.104162][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.104240][ T32] r4:848b5600 [ 1330.104311][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.104438][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.104490][ T32] r4:00000001 [ 1330.104537][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.104622][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.104724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.104811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.104898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.105001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.105063][ T32] r4:847da040 [ 1330.105163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.105262][ T32] INFO: task kworker/1:544:4870 blocked for more than 456 seconds. [ 1330.105382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.105459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.105512][ T32] task:kworker/1:544 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.105631][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.105750][ T32] Call trace: [ 1330.105848][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.105954][ T32] r10:82918888 r9:eb3cdd84 r8:00000002 r7:60000113 r6:eb3cdd8c r5:85372400 [ 1330.106043][ T32] r4:85372400 [ 1330.106094][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.106198][ T32] r5:85372400 r4:82918884 [ 1330.106246][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.106326][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.106455][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3cde08 [ 1330.106664][ T32] r4:00000000 [ 1330.106731][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.106820][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.106912][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.107010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f600 [ 1330.107067][ T32] r4:00000000 [ 1330.107113][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.107211][ T32] r9:83018205 r8:85372400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1330.107283][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.107400][ T32] r5:00001000 r4:eaf41000 [ 1330.107465][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.107561][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.107659][ T32] r5:8532538c r4:85325000 [ 1330.107709][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.107808][ T32] r7:ddde2d80 r6:83018200 r5:8532538c r4:847aec00 [ 1330.107877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.107985][ T32] r10:61c88647 r9:85372400 r8:847aec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.108052][ T32] r4:847aec00 [ 1330.108103][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.108227][ T32] r10:00000000 r9:847aec00 r8:8027f5e8 r7:eb391e60 r6:847aec80 r5:85372400 [ 1330.108296][ T32] r4:00000001 [ 1330.108345][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.108455][ T32] Exception stack(0xeb3cdfb0 to 0xeb3cdff8) [ 1330.108521][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.108588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.108651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.108739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.108809][ T32] r4:8535f840 [ 1330.110097][ T32] INFO: task kworker/1:544:4870 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.110190][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.110330][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.110442][ T32] Call trace: [ 1330.110548][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.110669][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.110728][ T32] r4:00000000 [ 1330.110777][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.110867][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.110933][ T32] 9d20: adb00000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.111020][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 1 printk messages dropped ** [ 1330.111162][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1330.111531][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1330.112099][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1330.126758][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.127476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.128193][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.128760][ T32] r5:85373000 r4:82918884 ** 5 printk messages dropped ** [ 1330.129293][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.129916][ T32] r5:00001000 r4:eb139000 [ 1330.130003][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.130130][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.130447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.131149][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.150519][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.150596][ T32] r4:00000000 [ 1330.150648][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.150743][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.150779][ T32] 9d20: ae010000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.150808][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.150833][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.150856][ T32] r5:80000113 r4:80239bb0 [ 1330.150877][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.150945][ T32] r4:82ac11e4 [ 1330.150976][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.151039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.151064][ T32] r4:eae89dc0 [ 1330.151108][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.151158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.151180][ T32] r4:00000000 [ 1330.151228][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.151278][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.151365][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.151428][ T32] r5:00001000 r4:ecf8f000 [ 1330.151451][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.151492][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.151535][ T32] r5:85a3578c r4:85a35400 [ 1330.151555][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.151609][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.151684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.151745][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.151768][ T32] r4:848b5600 [ 1330.151812][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.151897][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.151923][ T32] r4:00000001 [ 1330.151943][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.151979][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.152006][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.152034][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.152059][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.152088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.152111][ T32] r4:847da040 [ 1330.152133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.152160][ T32] INFO: task kworker/1:546:4873 blocked for more than 456 seconds. [ 1330.152193][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.155244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.155304][ T32] task:kworker/1:546 state:D stack:0 pid:4873 tgid:4873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.155398][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.155457][ T32] Call trace: [ 1330.155490][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.155552][ T32] r10:82918888 r9:eb311d84 r8:00000002 r7:60000013 r6:eb311d8c r5:85373c00 [ 1330.155579][ T32] r4:85373c00 [ 1330.155622][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.155666][ T32] r5:85373c00 r4:82918884 [ 1330.155729][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.155773][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.155817][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 [ 1330.155839][ T32] r4:00000000 [ 1330.155858][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.155895][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.155936][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.155990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f940 [ 1330.156015][ T32] r4:00000000 [ 1330.156046][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.156095][ T32] r9:83018205 r8:85373c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1330.156141][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.156224][ T32] r5:00001000 r4:eb111000 [ 1330.156269][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.156313][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.156392][ T32] r5:85325b8c r4:85325800 [ 1330.156416][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.156465][ T32] r7:ddde2d80 r6:83018200 r5:85325b8c r4:847aee00 [ 1330.156486][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.156532][ T32] r10:61c88647 r9:85373c00 r8:847aee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.156554][ T32] r4:847aee00 [ 1330.156573][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.156624][ T32] r10:00000000 r9:847aee00 r8:8027f5e8 r7:eb3d1e60 r6:847aee80 r5:85373c00 [ 1330.156670][ T32] r4:00000001 [ 1330.156714][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.156755][ T32] Exception stack(0xeb311fb0 to 0xeb311ff8) [ 1330.156783][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.156832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.156863][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.156892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.156914][ T32] r4:8535f680 [ 1330.157683][ T32] INFO: task kworker/1:546:4873 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.157743][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.157833][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.157903][ T32] Call trace: [ 1330.157937][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.157986][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.158009][ T32] r4:00000000 [ 1330.158029][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1330.158204][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 3 printk messages dropped ** [ 1330.158313][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1330.158659][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 4 printk messages dropped ** [ 1330.159002][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1330.159211][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1330.159326][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.159353][ T32] r4:00000001 [ 1330.159379][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.159437][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.159531][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.159566][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.159593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.159624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.159647][ T32] r4:847da040 [ 1330.159668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.159715][ T32] INFO: task kworker/0:328:4875 blocked for more than 456 seconds. [ 1330.159751][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.159776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.159796][ T32] task:kworker/0:328 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.159840][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.159882][ T32] Call trace: [ 1330.159945][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.160056][ T32] r10:82918888 r9:eb3ddd84 r8:00000002 r7:60000113 r6:eb3ddd8c r5:85301800 [ 1330.160085][ T32] r4:85301800 [ 1330.160117][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.160226][ T32] r5:85301800 r4:82918884 [ 1330.160273][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.160381][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.160474][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 [ 1330.160512][ T32] r4:00000000 [ 1330.160534][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.160640][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.160689][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.160734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852244c0 [ 1330.160772][ T32] r4:00000000 [ 1330.160817][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.160865][ T32] r9:83018005 r8:85301800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1330.160887][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.160980][ T32] r5:00001000 r4:eb483000 [ 1330.161003][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.161043][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.161085][ T32] r5:8536cb8c r4:8536c800 [ 1330.161105][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.161151][ T32] r7:dddced80 r6:83018000 r5:8536cb8c r4:8535a480 [ 1330.161207][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.161281][ T32] r10:61c88647 r9:85301800 r8:8535a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.161305][ T32] r4:8535a480 [ 1330.161325][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.161374][ T32] r10:00000000 r9:8535a480 r8:8027f5e8 r7:eb1c1e60 r6:8535a500 r5:85301800 [ 1330.161396][ T32] r4:00000001 [ 1330.161415][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.161450][ T32] Exception stack(0xeb3ddfb0 to 0xeb3ddff8) [ 1330.161500][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.161532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.161558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.161589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.161614][ T32] r4:85354c40 [ 1330.161966][ T32] INFO: task kworker/0:328:4875 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 1 printk messages dropped ** [ 1330.162070][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.190422][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 6 printk messages dropped ** [ 1330.190844][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1330.191438][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1330.191626][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.192035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.202896][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.203198][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.203821][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.203924][ T32] r5:00001000 r4:eb401000 ** 1 printk messages dropped ** [ 1330.204037][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.204378][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.204516][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.205434][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.205533][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.205590][ T32] Call trace: [ 1330.205639][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.205687][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.205733][ T32] r4:00000000 [ 1330.205763][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.205805][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.205833][ T32] 9d20: ae9e4000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.205861][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.205886][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.205909][ T32] r5:80000113 r4:80239bb0 [ 1330.205939][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.205995][ T32] r4:82ac11e4 [ 1330.206028][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.206080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.206123][ T32] r4:eae89dc0 [ 1330.206146][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.206202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.206249][ T32] r4:00000000 [ 1330.206281][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.206358][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.206391][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.206436][ T32] r5:00001000 r4:ecf8f000 [ 1330.206456][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.206507][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.206605][ T32] r5:85a3578c r4:85a35400 [ 1330.206654][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.206750][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.206821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.206893][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.206917][ T32] r4:848b5600 [ 1330.206936][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.206983][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.207005][ T32] r4:00000001 [ 1330.207024][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.207059][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.207085][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.207147][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.207192][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.207249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.207275][ T32] r4:847da040 [ 1330.207297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.207342][ T32] INFO: task kworker/1:548:4878 blocked for more than 456 seconds. [ 1330.207404][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.207433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.207477][ T32] task:kworker/1:548 state:D stack:0 pid:4878 tgid:4878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.207526][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.207598][ T32] Call trace: [ 1330.207638][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.207711][ T32] r10:82918888 r9:eb3e5d84 r8:00000002 r7:60000113 r6:eb3e5d8c r5:85303c00 [ 1330.207754][ T32] r4:85303c00 [ 1330.207795][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.207866][ T32] r5:85303c00 r4:82918884 [ 1330.207903][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.207979][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.208027][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 ** 4 printk messages dropped ** [ 1330.208201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535fc80 ** 4 printk messages dropped ** [ 1330.208374][ T32] r5:00001000 r4:eb15b000 [ 1330.208395][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.208434][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.208498][ T32] r5:8532638c r4:85326000 [ 1330.208522][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.208589][ T32] r7:ddde2d80 r6:83018200 r5:8532638c r4:847aef80 [ 1330.208613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.208684][ T32] r10:61c88647 r9:85303c00 r8:847aefac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.208711][ T32] r4:847aef80 [ 1330.208731][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.208805][ T32] r10:00000000 r9:847aef80 r8:8027f5e8 r7:eb3e1e60 r6:8535a600 r5:85303c00 [ 1330.208859][ T32] r4:00000001 [ 1330.208911][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.208951][ T32] Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) [ 1330.208986][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.209017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.209045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.209086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.209115][ T32] r4:8535fb00 [ 1330.209494][ T32] INFO: task kworker/1:548:4878 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.209525][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.209607][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.209684][ T32] Call trace: [ 1330.209717][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.209784][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.209811][ T32] r4:00000000 [ 1330.209831][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.209869][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.209927][ T32] 9d20: ae9e4000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.209974][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.210003][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.210056][ T32] r5:80000113 r4:80239bb0 [ 1330.210080][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.210123][ T32] r4:82ac11e4 [ 1330.210143][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.210190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.210212][ T32] r4:eae89dc0 [ 1330.210231][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.210275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.210325][ T32] r4:00000000 [ 1330.210394][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.210461][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.210485][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.210543][ T32] r5:00001000 r4:ecf8f000 [ 1330.210580][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.210657][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.210735][ T32] r5:85a3578c r4:85a35400 [ 1330.210769][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.210840][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.210865][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.210912][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.210955][ T32] r4:848b5600 [ 1330.210977][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.211025][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.211047][ T32] r4:00000001 [ 1330.211066][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.211102][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.211127][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.211165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.211195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.211223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.211272][ T32] r4:847da040 [ 1330.211324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.211361][ T32] INFO: task kworker/1:549:4880 blocked for more than 456 seconds. [ 1330.211395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.211419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.211450][ T32] task:kworker/1:549 state:D stack:0 pid:4880 tgid:4880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.211497][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.211571][ T32] Call trace: ** 2 printk messages dropped ** [ 1330.211680][ T32] r4:85304800 ** 3 printk messages dropped ** [ 1330.211855][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.212057][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1330.232918][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.232966][ T32] r5:00001000 r4:eb175000 [ 1330.232988][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.233045][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.233094][ T32] r5:8532678c r4:85326400 [ 1330.233116][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.233165][ T32] r7:ddde2d80 r6:83018200 r5:8532678c r4:84a7c000 [ 1330.233229][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.233281][ T32] r10:61c88647 r9:85304800 r8:84a7c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1330.233517][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) ** 1 printk messages dropped ** [ 1330.233585][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.234513][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.235089][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 4 printk messages dropped ** [ 1330.235352][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1330.235558][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.235703][ T32] r5:00001000 r4:ecf8f000 ** 2 printk messages dropped ** [ 1330.235836][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1330.235969][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.236003][ T32] r4:848b5600 [ 1330.236026][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.236074][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.236096][ T32] r4:00000001 [ 1330.236115][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.236150][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.236176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.236204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.236229][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.236306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.236332][ T32] r4:847da040 [ 1330.236377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.236421][ T32] INFO: task kworker/1:550:4882 blocked for more than 456 seconds. [ 1330.236456][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.236510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.236563][ T32] task:kworker/1:550 state:D stack:0 pid:4882 tgid:4882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.236664][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.236764][ T32] Call trace: [ 1330.236822][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.236868][ T32] r10:82918888 r9:eb3d5d84 r8:00000002 r7:60000113 r6:eb3d5d8c r5:85375400 [ 1330.236917][ T32] r4:85375400 [ 1330.236982][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.237024][ T32] r5:85375400 r4:82918884 [ 1330.237046][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.237084][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.237127][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1330.237148][ T32] r4:00000000 [ 1330.237167][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.237229][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.237271][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.237316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535ff00 [ 1330.237362][ T32] r4:00000000 [ 1330.237427][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.237475][ T32] r9:83018205 r8:85375400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1330.237508][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.237553][ T32] r5:00001000 r4:eb1a1000 [ 1330.237621][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.237665][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.237707][ T32] r5:85326b8c r4:85326800 [ 1330.237727][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.237796][ T32] r7:ddde2d80 r6:83018200 r5:85326b8c r4:84a7c080 [ 1330.237866][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.237915][ T32] r10:61c88647 r9:85375400 r8:84a7c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.237949][ T32] r4:84a7c080 [ 1330.237970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.238015][ T32] r10:00000000 r9:84a7c080 r8:8027f5e8 r7:eb3e1e60 r6:84a7c100 r5:85375400 [ 1330.238048][ T32] r4:00000001 [ 1330.238070][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.238106][ T32] Exception stack(0xeb3d5fb0 to 0xeb3d5ff8) [ 1330.238132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.238159][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.238185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.238213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.238289][ T32] r4:8535fac0 [ 1330.238689][ T32] INFO: task kworker/1:550:4882 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.238747][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.238806][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.238851][ T32] Call trace: [ 1330.238880][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.238925][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.238949][ T32] r4:00000000 [ 1330.238968][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.239005][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.239032][ T32] 9d20: aefd4000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.239060][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.239085][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.239166][ T32] r5:80000113 r4:80239bb0 [ 1330.239190][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.239234][ T32] r4:82ac11e4 [ 1330.239282][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.239334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.239390][ T32] r4:eae89dc0 [ 1330.239417][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.239468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.239492][ T32] r4:00000000 [ 1330.239525][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.239579][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.239602][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.239644][ T32] r5:00001000 r4:ecf8f000 [ 1330.239693][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.239737][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.239807][ T32] r5:85a3578c r4:85a35400 [ 1330.239830][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.239877][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.239897][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.239943][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.239964][ T32] r4:848b5600 [ 1330.239983][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.240027][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.240049][ T32] r4:00000001 [ 1330.240092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.240131][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.240188][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.240220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.240247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.240276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.240297][ T32] r4:847da040 [ 1330.240317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.240379][ T32] INFO: task kworker/1:551:4884 blocked for more than 456 seconds. [ 1330.240407][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.240430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.240450][ T32] task:kworker/1:551 state:D stack:0 pid:4884 tgid:4884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.240538][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.240623][ T32] Call trace: [ 1330.240680][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.240751][ T32] r10:82918888 r9:eb3edd84 r8:00000002 r7:60000013 r6:eb3edd8c r5:85374800 [ 1330.240798][ T32] r4:85374800 [ 1330.240820][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.240860][ T32] r5:85374800 r4:82918884 ** 1 printk messages dropped ** [ 1330.240928][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.241382][ T32] r5:00001000 r4:eb265000 [ 1330.241408][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.241449][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.241571][ T32] r7:ddde2d80 r6:83018200 r5:85326f8c r4:84a7c180 ** 7 printk messages dropped ** [ 1330.241982][ T32] Exception stack(0xeb3edfb0 to 0xeb3edff8) ** 4 printk messages dropped ** [ 1330.242160][ T32] r4:8535f900 ** 3 printk messages dropped ** [ 1330.269748][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.270190][ T32] 9d20: af49f000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 2 printk messages dropped ** [ 1330.270407][ T32] r5:80000113 r4:80239bb0 [ 1330.270491][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.270608][ T32] r4:82ac11e4 [ 1330.270660][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.270760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.270808][ T32] r4:eae89dc0 [ 1330.270882][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.270980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.271027][ T32] r4:00000000 [ 1330.271085][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.271189][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.271241][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.271330][ T32] r5:00001000 r4:ecf8f000 [ 1330.271410][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.271501][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.271590][ T32] r5:85a3578c r4:85a35400 [ 1330.271669][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.271725][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.271771][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.271823][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.271846][ T32] r4:848b5600 [ 1330.271906][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.272111][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.272155][ T32] r4:00000001 [ 1330.272179][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.272220][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.277594][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.277715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.277749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.278081][ T32] task:kworker/1:552 state:D stack:0 pid:4887 tgid:4887 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.278804][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.279359][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.279416][ T32] r5:00001000 r4:eb2b5000 [ 1330.279441][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.279648][ T32] r7:ddde2d80 r6:83018200 r5:85324f8c r4:84a7c280 ** 7 printk messages dropped ** [ 1330.279986][ T32] Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) ** 4 printk messages dropped ** [ 1330.280254][ T32] r4:842ee180 ** 3 printk messages dropped ** [ 1330.281367][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.281616][ T32] 9d20: af49f000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 10 printk messages dropped ** [ 1330.282049][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.298842][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1330.299083][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1330.299401][ T32] INFO: task kworker/1:553:4889 blocked for more than 456 seconds. ** 11 printk messages dropped ** [ 1330.299994][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.300541][ T32] r5:00001000 r4:eb3f7000 [ 1330.300561][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1330.300893][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.301464][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.307224][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.307310][ T32] Call trace: [ 1330.307357][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.307410][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.307435][ T32] r4:00000000 [ 1330.307456][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.307498][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.307562][ T32] 9d20: af97f000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.307625][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.307654][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.307717][ T32] r5:80000113 r4:80239bb0 [ 1330.307760][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.307843][ T32] r4:82ac11e4 [ 1330.307866][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.307917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.307940][ T32] r4:eae89dc0 [ 1330.307994][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.308070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.308095][ T32] r4:00000000 [ 1330.308116][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.308241][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.308290][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.308340][ T32] r5:00001000 r4:ecf8f000 [ 1330.308362][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.308406][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.308482][ T32] r5:85a3578c r4:85a35400 [ 1330.308557][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.308645][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.308671][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.308719][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.308742][ T32] r4:848b5600 [ 1330.308776][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.308843][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.308879][ T32] r4:00000001 [ 1330.308921][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.308994][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.309039][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.309071][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.309117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.309149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.309172][ T32] r4:847da040 [ 1330.309193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.309219][ T32] INFO: task kworker/1:554:4891 blocked for more than 456 seconds. [ 1330.309301][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.309353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.309418][ T32] task:kworker/1:554 state:D stack:0 pid:4891 tgid:4891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.309503][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.309596][ T32] Call trace: [ 1330.309664][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.309713][ T32] r10:82918888 r9:eb405d84 r8:00000002 r7:60000013 r6:eb405d8c r5:85370c00 [ 1330.309771][ T32] r4:85370c00 [ 1330.309794][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.309865][ T32] r5:85370c00 r4:82918884 [ 1330.309922][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.309964][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.310041][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 [ 1330.310067][ T32] r4:00000000 [ 1330.310087][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.310125][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.310162][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.310206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee9c0 [ 1330.310259][ T32] r4:00000000 [ 1330.310282][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.310327][ T32] r9:83018205 r8:85370c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1330.310349][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.310422][ T32] r5:00001000 r4:eb431000 [ 1330.310445][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.310487][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.310575][ T32] r5:85330b8c r4:85330800 [ 1330.310609][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.310695][ T32] r7:ddde2d80 r6:83018200 r5:85330b8c r4:84a7c480 [ 1330.310720][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.310785][ T32] r10:61c88647 r9:85370c00 r8:84a7c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.310810][ T32] r4:84a7c480 [ 1330.310861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.310909][ T32] r10:00000000 r9:84a7c480 r8:8027f5e8 r7:eb3e1e60 r6:84a7c500 r5:85370c00 [ 1330.310932][ T32] r4:00000001 [ 1330.310965][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.311021][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 1330.311048][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.311076][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.311219][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.311276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.311302][ T32] r4:842ee400 [ 1330.311963][ T32] INFO: task kworker/1:554:4891 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.312044][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.312233][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.328827][ T32] Call trace: [ 1330.328875][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.328979][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.329007][ T32] r4:00000000 [ 1330.329052][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.329098][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.329130][ T32] 9d20: b0234000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.329159][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.329213][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.329243][ T32] r5:80000113 r4:80239bb0 [ 1330.329287][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.329359][ T32] r4:82ac11e4 [ 1330.329415][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.329470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.329509][ T32] r4:eae89dc0 [ 1330.329532][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.329581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.329645][ T32] r4:00000000 [ 1330.329669][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.329717][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.329750][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.329799][ T32] r5:00001000 r4:ecf8f000 [ 1330.329819][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.329880][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.329936][ T32] r5:85a3578c r4:85a35400 [ 1330.329960][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.330030][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.330054][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.330102][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.330146][ T32] r4:848b5600 [ 1330.330187][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.330237][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.330260][ T32] r4:00000001 [ 1330.330302][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.330361][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.330394][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.330423][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.330449][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.330491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.330515][ T32] r4:847da040 [ 1330.330587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.330653][ T32] INFO: task kworker/1:555:4892 blocked for more than 456 seconds. [ 1330.330712][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.330762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.330787][ T32] task:kworker/1:555 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.330859][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.330905][ T32] Call trace: [ 1330.330935][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.330981][ T32] r10:82918888 r9:eb411d84 r8:00000002 r7:60000113 r6:eb411d8c r5:85378000 [ 1330.331004][ T32] r4:85378000 [ 1330.331065][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.331116][ T32] r5:85378000 r4:82918884 [ 1330.331159][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.331201][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.331246][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 [ 1330.331269][ T32] r4:00000000 [ 1330.331288][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.331323][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.331384][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.331445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee680 [ 1330.331470][ T32] r4:00000000 [ 1330.331490][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.331537][ T32] r9:83018205 r8:85378000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1330.331558][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.331639][ T32] r5:00001000 r4:eb415000 [ 1330.331706][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.331750][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.331792][ T32] r5:85327f8c r4:85327c00 [ 1330.331812][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.331891][ T32] r7:ddde2d80 r6:83018200 r5:85327f8c r4:84a7c580 [ 1330.331916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.331994][ T32] r10:61c88647 r9:85378000 r8:84a7c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.332032][ T32] r4:84a7c580 [ 1330.332097][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.332146][ T32] r10:00000000 r9:84a7c580 r8:8027f5e8 r7:eb405e60 r6:84a7c600 r5:85378000 [ 1330.332182][ T32] r4:00000001 [ 1330.340891][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.340956][ T32] Exception stack(0xeb411fb0 to 0xeb411ff8) [ 1330.340988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.341016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.341075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.341110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.341134][ T32] r4:842ee7c0 [ 1330.341844][ T32] INFO: task kworker/1:555:4892 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 1 printk messages dropped ** [ 1330.342155][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1330.354866][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 4 printk messages dropped ** [ 1330.355139][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 4 printk messages dropped ** [ 1330.355440][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1330.355704][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.355858][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1330.356165][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 1 printk messages dropped ** [ 1330.356257][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.356280][ T32] r4:848b5600 [ 1330.356316][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.356392][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.356432][ T32] r4:00000001 [ 1330.356466][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.356540][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.356569][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.356629][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.356680][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.356711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.356734][ T32] r4:847da040 [ 1330.356771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.356842][ T32] INFO: task kworker/1:556:4894 blocked for more than 456 seconds. [ 1330.356891][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.356918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.356940][ T32] task:kworker/1:556 state:D stack:0 pid:4894 tgid:4894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.357003][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.357045][ T32] Call trace: [ 1330.357119][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.357181][ T32] r10:82918888 r9:eb421d84 r8:00000002 r7:60000013 r6:eb421d8c r5:85378c00 [ 1330.357206][ T32] r4:85378c00 [ 1330.357227][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.357282][ T32] r5:85378c00 r4:82918884 [ 1330.357305][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.357344][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.357411][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb421e08 [ 1330.357473][ T32] r4:00000000 [ 1330.357529][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.357602][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.357649][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.357696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ee800 [ 1330.357756][ T32] r4:00000000 [ 1330.357794][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.357856][ T32] r9:83018205 r8:85378c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.357893][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.357950][ T32] r5:00001000 r4:eb425000 [ 1330.357984][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.358060][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.358105][ T32] r5:8533038c r4:85330000 [ 1330.358125][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.358190][ T32] r7:ddde2d80 r6:83018200 r5:8533038c r4:84a7c680 [ 1330.358213][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.358262][ T32] r10:61c88647 r9:85378c00 r8:84a7c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.358309][ T32] r4:84a7c680 [ 1330.358331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.358376][ T32] r10:00000000 r9:84a7c680 r8:8027f5e8 r7:eb405e60 r6:84a7c700 r5:85378c00 [ 1330.358399][ T32] r4:00000001 [ 1330.358418][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.358452][ T32] Exception stack(0xeb421fb0 to 0xeb421ff8) [ 1330.358477][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.358505][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.358531][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.358598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.358646][ T32] r4:842ee940 [ 1330.359343][ T32] INFO: task kworker/1:556:4894 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.359374][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.359501][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.359565][ T32] Call trace: [ 1330.359595][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.359651][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.359676][ T32] r4:00000000 [ 1330.359696][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.359775][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.359820][ T32] 9d20: b09ec000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.359863][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.359903][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.359929][ T32] r5:80000113 r4:80239bb0 [ 1330.359966][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.360033][ T32] r4:82ac11e4 [ 1330.360090][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.360175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.360213][ T32] r4:eae89dc0 [ 1330.360250][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.360348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.360389][ T32] r4:00000000 [ 1330.360430][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.360519][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.360560][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.360606][ T32] r5:00001000 r4:ecf8f000 [ 1330.360632][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.360672][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.360714][ T32] r5:85a3578c r4:85a35400 [ 1330.360757][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.360805][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.360846][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.360912][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.360950][ T32] r4:848b5600 [ 1330.360971][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.361050][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.361106][ T32] r4:00000001 [ 1330.361145][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.361199][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.361228][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.361283][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.361315][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.361346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.361368][ T32] r4:847da040 [ 1330.361387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.361411][ T32] INFO: task kworker/1:557:4897 blocked for more than 456 seconds. [ 1330.361458][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.361485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.361505][ T32] task:kworker/1:557 state:D stack:0 pid:4897 tgid:4897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.361548][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.361634][ T32] Call trace: [ 1330.361668][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.361713][ T32] r10:82918888 r9:eb42dd84 r8:00000002 r7:60000113 r6:eb42dd8c r5:85379800 [ 1330.361735][ T32] r4:85379800 [ 1330.361754][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1330.361858][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.362265][ T32] r9:83018205 r8:85379800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 ** 1 printk messages dropped ** [ 1330.376380][ T32] r5:00001000 r4:eb455000 [ 1330.376436][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.376498][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.376745][ T32] r10:61c88647 r9:85379800 r8:84a7c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.377094][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.378116][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1330.378429][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1330.378749][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1330.379259][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.379570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.379891][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.380224][ T32] r5:8537a400 r4:82918884 ** 5 printk messages dropped ** [ 1330.380466][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.380777][ T32] r5:00001000 r4:eb43d000 ** 1 printk messages dropped ** [ 1330.380840][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.381055][ T32] r10:61c88647 r9:8537a400 r8:84a7c8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1330.381463][ T32] r4:842eec40 ** 2 printk messages dropped ** [ 1330.381990][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.395283][ T32] 9d20: b1204000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.395317][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.395343][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.395371][ T32] r5:80000113 r4:80239bb0 [ 1330.395396][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.395479][ T32] r4:82ac11e4 [ 1330.395515][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.395568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.395591][ T32] r4:eae89dc0 [ 1330.395647][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.395730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.395756][ T32] r4:00000000 [ 1330.395777][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.395861][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.395920][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.395970][ T32] r5:00001000 r4:ecf8f000 [ 1330.395992][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.396032][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.396073][ T32] r5:85a3578c r4:85a35400 [ 1330.396125][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.396176][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.396197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.396242][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.396264][ T32] r4:848b5600 [ 1330.396316][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.396381][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.396409][ T32] r4:00000001 [ 1330.396430][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.396467][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.396536][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.396579][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.396608][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.396644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.396666][ T32] r4:847da040 [ 1330.396689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.396716][ T32] INFO: task kworker/1:559:4900 blocked for more than 456 seconds. [ 1330.396757][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.396803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.396827][ T32] task:kworker/1:559 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.396880][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.396958][ T32] Call trace: [ 1330.397053][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.397102][ T32] r10:82918888 r9:eb449d84 r8:00000002 r7:60000113 r6:eb449d8c r5:8537bc00 [ 1330.397125][ T32] r4:8537bc00 [ 1330.397166][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.397208][ T32] r5:8537bc00 r4:82918884 [ 1330.397228][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.397266][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.397310][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb449e08 [ 1330.397332][ T32] r4:00000000 [ 1330.397350][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.397387][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.397445][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.397518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842eec40 [ 1330.397545][ T32] r4:00000000 [ 1330.397595][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.397658][ T32] r9:83018205 r8:8537bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1330.397682][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.397749][ T32] r5:00001000 r4:eb445000 [ 1330.397794][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.397838][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.397906][ T32] r5:8533138c r4:85331000 [ 1330.397929][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.397977][ T32] r7:ddde2d80 r6:83018200 r5:8533138c r4:84a7c980 [ 1330.397998][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.398045][ T32] r10:61c88647 r9:8537bc00 r8:84a7c9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.398067][ T32] r4:84a7c980 [ 1330.398086][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.398131][ T32] r10:00000000 r9:84a7c980 r8:8027f5e8 r7:eb42de60 r6:84a7ca00 r5:8537bc00 [ 1330.398175][ T32] r4:00000001 [ 1330.398198][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.398248][ T32] Exception stack(0xeb449fb0 to 0xeb449ff8) [ 1330.398313][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.398357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.399137][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.399640][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1330.399886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 10 printk messages dropped ** [ 1330.400415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1330.400747][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.400994][ T32] INFO: task kworker/1:560:4903 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1330.401459][ T32] r5:8537c800 r4:82918884 ** 3 printk messages dropped ** [ 1330.401613][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.401805][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.401962][ T32] r5:00001000 r4:eb47b000 [ 1330.401981][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.402151][ T32] r7:ddde2d80 r6:83018200 r5:85331f8c r4:84a7ca80 [ 1330.425141][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.425245][ T32] r10:61c88647 r9:8537c800 r8:84a7caac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.425274][ T32] r4:84a7ca80 [ 1330.425296][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.425375][ T32] r10:00000000 r9:84a7ca80 r8:8027f5e8 r7:eb42de60 r6:84a7cb00 r5:8537c800 [ 1330.425435][ T32] r4:00000001 [ 1330.425468][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.425522][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 1330.425554][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.425604][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.425639][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.425693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.425724][ T32] r4:842eeac0 [ 1330.426379][ T32] INFO: task kworker/1:560:4903 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.426410][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.426532][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.426674][ T32] Call trace: [ 1330.426707][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.426757][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.426781][ T32] r4:00000000 [ 1330.426801][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.426850][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.426882][ T32] 9d20: b1875000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.426929][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.426963][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.426989][ T32] r5:80000113 r4:80239bb0 [ 1330.427010][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.427057][ T32] r4:82ac11e4 [ 1330.427077][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.427125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.427147][ T32] r4:eae89dc0 [ 1330.427166][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.427210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.427232][ T32] r4:00000000 [ 1330.427250][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.427305][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.427352][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.427420][ T32] r5:00001000 r4:ecf8f000 [ 1330.427445][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.427487][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.427529][ T32] r5:85a3578c r4:85a35400 [ 1330.427550][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.427596][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.427617][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.427680][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.427706][ T32] r4:848b5600 [ 1330.427726][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.427797][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.427823][ T32] r4:00000001 [ 1330.427844][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.427901][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.427931][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.427960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.428014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.428047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.428090][ T32] r4:847da040 [ 1330.428114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.428163][ T32] INFO: task kworker/1:561:4904 blocked for more than 456 seconds. [ 1330.428211][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.428239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.428259][ T32] task:kworker/1:561 state:D stack:0 pid:4904 tgid:4904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.428316][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.428357][ T32] Call trace: [ 1330.428411][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.428458][ T32] r10:82918888 r9:eb451d84 r8:00000002 r7:60000013 r6:eb451d8c r5:8537d400 [ 1330.428481][ T32] r4:8537d400 [ 1330.428500][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.428537][ T32] r5:8537d400 r4:82918884 [ 1330.428556][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.428725][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.428974][ T32] r5:00001000 r4:eb463000 [ 1330.428994][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.429033][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.429253][ T32] r10:61c88647 r9:8537d400 r8:84a7cbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.429605][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.430180][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.430492][ T32] 9d20: b1875000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1330.430824][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1330.431040][ T32] r5:00001000 r4:ecf8f000 ** 5 printk messages dropped ** [ 1330.431245][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1330.431569][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.431606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.431636][ T32] r4:847da040 [ 1330.431657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.431681][ T32] INFO: task kworker/1:562:4908 blocked for more than 456 seconds. [ 1330.431707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.431746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.431769][ T32] task:kworker/1:562 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.431813][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.431852][ T32] Call trace: [ 1330.431899][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.431970][ T32] r10:82918888 r9:eb46dd84 r8:00000002 r7:60000013 r6:eb46dd8c r5:8537ec00 [ 1330.431995][ T32] r4:8537ec00 [ 1330.432015][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.432053][ T32] r5:8537ec00 r4:82918884 [ 1330.432073][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.432109][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.432153][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 [ 1330.442683][ T32] r4:00000000 [ 1330.442747][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.442802][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.442847][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.442930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a9040 ** 4 printk messages dropped ** [ 1330.443119][ T32] r5:00001000 r4:eb46f000 [ 1330.443140][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.443181][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.443291][ T32] r7:ddde2d80 r6:83018200 r5:85331b8c r4:84a7cc80 ** 7 printk messages dropped ** [ 1330.443645][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) ** 4 printk messages dropped ** [ 1330.443799][ T32] r4:853a9240 ** 5 printk messages dropped ** [ 1330.444714][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1330.445030][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1330.445217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1330.445755][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.446106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.446379][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.446780][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.447178][ T32] r5:00001000 r4:eb52f000 [ 1330.447197][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.447353][ T32] r7:ddde2d80 r6:83018200 r5:8533838c r4:84a7cd80 ** 4 printk messages dropped ** [ 1330.447544][ T32] r10:00000000 r9:84a7cd80 r8:8027f5e8 r7:eb439e60 r6:84a7ce00 r5:8537b000 ** 4 printk messages dropped ** [ 1330.447681][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.448283][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1330.448615][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1330.448696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 12 printk messages dropped ** [ 1330.449183][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 1 printk messages dropped ** [ 1330.449273][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.449296][ T32] r4:848b5600 [ 1330.449315][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.449360][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.449382][ T32] r4:00000001 [ 1330.449401][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.449456][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.449517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.449564][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.449594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.449628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.449675][ T32] r4:847da040 [ 1330.449707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.449734][ T32] INFO: task kworker/0:329:4911 blocked for more than 456 seconds. [ 1330.449771][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.449796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.449817][ T32] task:kworker/0:329 state:D stack:0 pid:4911 tgid:4911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.449880][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.449926][ T32] Call trace: [ 1330.449955][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.449998][ T32] r10:82918888 r9:eb45dd84 r8:00000002 r7:60000113 r6:eb45dd8c r5:85306000 [ 1330.450021][ T32] r4:85306000 [ 1330.450040][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.450090][ T32] r5:85306000 r4:82918884 [ 1330.450121][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.450162][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.450226][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 1330.450251][ T32] r4:00000000 [ 1330.450271][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.450328][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.450372][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.450444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a81040 [ 1330.450488][ T32] r4:00000000 [ 1330.450509][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.450614][ T32] r9:83018005 r8:85306000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1330.450687][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.450735][ T32] r5:00001000 r4:e0661000 [ 1330.450756][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.450796][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.450838][ T32] r5:847e3f8c r4:847e3c00 [ 1330.450857][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.450904][ T32] r7:dddced80 r6:83018000 r5:847e3f8c r4:8535a700 [ 1330.450925][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.450971][ T32] r10:61c88647 r9:85306000 r8:8535a72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.450993][ T32] r4:8535a700 [ 1330.451041][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.451090][ T32] r10:00000000 r9:8535a700 r8:8027f5e8 r7:eb1c1e60 r6:8535a780 r5:85306000 [ 1330.451133][ T32] r4:00000001 [ 1330.451155][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.451192][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1330.451219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.451247][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.451301][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.451335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.451357][ T32] r4:85224480 [ 1330.451688][ T32] INFO: task kworker/0:329:4911 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.451722][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.451777][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.451820][ T32] Call trace: [ 1330.451848][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.451914][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.451941][ T32] r4:00000000 [ 1330.451961][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.452001][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.452041][ T32] 9d20: b18a2000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.452073][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.452141][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.452168][ T32] r5:80000113 r4:80239bb0 [ 1330.476848][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1330.477102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 12 printk messages dropped ** [ 1330.477593][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1330.477812][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.477970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.478299][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1330.478632][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1330.478958][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1330.479201][ T32] r5:00001000 r4:eb48f000 [ 1330.479261][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.479434][ T32] r7:ddde2d80 r6:83018200 r5:8533278c r4:84a7ce80 ** 7 printk messages dropped ** [ 1330.479749][ T32] Exception stack(0xeb495fb0 to 0xeb495ff8) [ 1330.479776][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.479804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.479851][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.479885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.479908][ T32] r4:853a9440 [ 1330.480571][ T32] INFO: task kworker/1:564:4912 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.480603][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.480665][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.480711][ T32] Call trace: [ 1330.480740][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.480787][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.480831][ T32] r4:00000000 [ 1330.480855][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.480909][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.480940][ T32] 9d20: b1e7d000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.480988][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.481025][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.481052][ T32] r5:80000113 r4:80239bb0 [ 1330.481073][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.481116][ T32] r4:82ac11e4 [ 1330.481136][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.481184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.481207][ T32] r4:eae89dc0 [ 1330.481226][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.481270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.481315][ T32] r4:00000000 [ 1330.481359][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.481409][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.481431][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.481473][ T32] r5:00001000 r4:ecf8f000 [ 1330.481516][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.481583][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.481634][ T32] r5:85a3578c r4:85a35400 [ 1330.481656][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.481726][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.481750][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.481819][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.481845][ T32] r4:848b5600 [ 1330.481865][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.481933][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.481958][ T32] r4:00000001 [ 1330.481979][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.482016][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.482051][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.482082][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.482111][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.482157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.498080][ T32] r4:847da040 [ 1330.498141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.498187][ T32] INFO: task kworker/1:565:4915 blocked for more than 456 seconds. [ 1330.498222][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.498271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.498295][ T32] task:kworker/1:565 state:D stack:0 pid:4915 tgid:4915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.498348][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.498401][ T32] Call trace: [ 1330.498431][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.498480][ T32] r10:82918888 r9:eb4add84 r8:00000002 r7:60000013 r6:eb4add8c r5:85303000 [ 1330.498503][ T32] r4:85303000 [ 1330.498522][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1330.498689][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.499130][ T32] r5:00001000 r4:eb49f000 [ 1330.499170][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.499262][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.499310][ T32] r5:8533238c r4:85332000 [ 1330.499353][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.499580][ T32] r10:00000000 r9:84a7cf00 r8:8027f5e8 r7:eb479e60 r6:8535a880 r5:85303000 ** 7 printk messages dropped ** [ 1330.499822][ T32] r4:853a9400 ** 5 printk messages dropped ** [ 1330.500839][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 9 printk messages dropped ** [ 1330.501341][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1330.501878][ T32] r5:85a3578c r4:85a35400 ** 6 printk messages dropped ** [ 1330.508865][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 7 printk messages dropped ** [ 1330.509149][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1330.509359][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.509767][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b1e08 ** 9 printk messages dropped ** [ 1330.510122][ T32] r5:00001000 r4:eb4b3000 [ 1330.510142][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.510308][ T32] r7:ddde2d80 r6:83018200 r5:85332b8c r4:84a7cf80 ** 7 printk messages dropped ** [ 1330.510575][ T32] Exception stack(0xeb4b1fb0 to 0xeb4b1ff8) ** 6 printk messages dropped ** [ 1330.511406][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.511962][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1330.512060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.512082][ T32] r4:eae89dc0 [ 1330.512113][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.512186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.526341][ T32] r4:00000000 [ 1330.526377][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.526439][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.526462][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.526507][ T32] r5:00001000 r4:ecf8f000 [ 1330.526528][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.526588][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.526658][ T32] r5:85a3578c r4:85a35400 [ 1330.526681][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.526730][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.526752][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.526799][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.526822][ T32] r4:848b5600 [ 1330.526861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.526932][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.526958][ T32] r4:00000001 [ 1330.526978][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.527016][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.527045][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.527083][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.527122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.527154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.527176][ T32] r4:847da040 [ 1330.527200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.527236][ T32] INFO: task kworker/1:567:4918 blocked for more than 457 seconds. [ 1330.527270][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.527294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.527337][ T32] task:kworker/1:567 state:D stack:0 pid:4918 tgid:4918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.527414][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.527486][ T32] Call trace: [ 1330.527517][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.527566][ T32] r10:82918888 r9:eb48dd84 r8:00000002 r7:60000113 r6:eb48dd8c r5:84298000 [ 1330.527588][ T32] r4:84298000 [ 1330.527608][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.527653][ T32] r5:84298000 r4:82918884 [ 1330.527684][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.527726][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.527791][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 [ 1330.527817][ T32] r4:00000000 [ 1330.527837][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.527875][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.527915][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.527977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a9900 [ 1330.528026][ T32] r4:00000000 [ 1330.528066][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.528134][ T32] r9:83018205 r8:84298000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1330.528178][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.528233][ T32] r5:00001000 r4:eb4c7000 [ 1330.528270][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.528343][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.528395][ T32] r5:85332f8c r4:85332c00 [ 1330.528416][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.528461][ T32] r7:ddde2d80 r6:83018200 r5:85332f8c r4:853ac000 [ 1330.528482][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.528527][ T32] r10:61c88647 r9:84298000 r8:853ac02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.528558][ T32] r4:853ac000 [ 1330.528580][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.528633][ T32] r10:00000000 r9:853ac000 r8:8027f5e8 r7:eb479e60 r6:8535a980 r5:84298000 [ 1330.528658][ T32] r4:00000001 [ 1330.528677][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.528757][ T32] Exception stack(0xeb48dfb0 to 0xeb48dff8) [ 1330.528787][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.528837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.528867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.528919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.528965][ T32] r4:853a98c0 [ 1330.529638][ T32] INFO: task kworker/1:567:4918 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.529716][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.529792][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.529837][ T32] Call trace: [ 1330.529865][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.529910][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.529933][ T32] r4:00000000 [ 1330.529954][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.529992][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.530041][ T32] 9d20: b2877000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.530074][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.530177][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.530287][ T32] r5:80000113 r4:80239bb0 [ 1330.530311][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.530360][ T32] r4:82ac11e4 [ 1330.530389][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.530439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.530462][ T32] r4:eae89dc0 [ 1330.530481][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.530586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.530646][ T32] r4:00000000 [ 1330.530672][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.530734][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.530759][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.530804][ T32] r5:00001000 r4:ecf8f000 [ 1330.530825][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.530887][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.530934][ T32] r5:85a3578c r4:85a35400 [ 1330.530976][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.531027][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.531069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1330.531240][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 4 printk messages dropped ** [ 1330.531457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.531522][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.531555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.531586][ T32] r4:847da040 [ 1330.531633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.531691][ T32] INFO: task kworker/0:330:4920 blocked for more than 457 seconds. [ 1330.531721][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.531762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.531793][ T32] task:kworker/0:330 state:D stack:0 pid:4920 tgid:4920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.531850][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.531940][ T32] Call trace: [ 1330.531984][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.532042][ T32] r10:82918888 r9:eb4c5d84 r8:00000002 r7:60000113 r6:eb4c5d8c r5:84298c00 [ 1330.532089][ T32] r4:84298c00 [ 1330.532111][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.532196][ T32] r5:84298c00 r4:82918884 [ 1330.548087][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.548158][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.548208][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c5e08 [ 1330.548246][ T32] r4:00000000 [ 1330.548269][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.548307][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.548351][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.548419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c0740 [ 1330.548466][ T32] r4:00000000 [ 1330.548490][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.548549][ T32] r9:83018005 r8:84298c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1330.548574][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.548627][ T32] r5:00001000 r4:eae4d000 [ 1330.548650][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.548690][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.548733][ T32] r5:8536e38c r4:8536e000 [ 1330.548753][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.548798][ T32] r7:dddced80 r6:83018000 r5:8536e38c r4:8535aa00 [ 1330.548820][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.548865][ T32] r10:61c88647 r9:84298c00 r8:8535aa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.548888][ T32] r4:8535aa00 [ 1330.548907][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.548952][ T32] r10:00000000 r9:8535aa00 r8:8027f5e8 r7:eb45de60 r6:8535aa80 r5:84298c00 [ 1330.548985][ T32] r4:00000001 [ 1330.549030][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.549072][ T32] Exception stack(0xeb4c5fb0 to 0xeb4c5ff8) [ 1330.549101][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.549130][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.549157][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.549208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.549234][ T32] r4:85224980 [ 1330.549900][ T32] INFO: task kworker/0:330:4920 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.549947][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.550014][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.550086][ T32] Call trace: [ 1330.550138][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.550189][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.550214][ T32] r4:00000000 [ 1330.550234][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1330.550415][ T32] r5:80000113 r4:80239bb0 ** 2 printk messages dropped ** [ 1330.550504][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1330.550802][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 6 printk messages dropped ** [ 1330.551087][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 1 printk messages dropped ** [ 1330.551175][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.551463][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1330.551559][ T32] INFO: task kworker/1:568:4922 blocked for more than 457 seconds. ** 4 printk messages dropped ** [ 1330.551754][ T32] Call trace: ** 2 printk messages dropped ** [ 1330.551921][ T32] r4:8429a400 ** 3 printk messages dropped ** [ 1330.552042][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1330.564947][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.564997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a9ac0 [ 1330.565044][ T32] r4:00000000 [ 1330.565068][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.565142][ T32] r9:83018205 r8:8429a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1330.565167][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.565213][ T32] r5:00001000 r4:eb4d3000 [ 1330.565234][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.565275][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.565316][ T32] r5:8533378c r4:85333400 [ 1330.565336][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.565381][ T32] r7:ddde2d80 r6:83018200 r5:8533378c r4:853ac080 [ 1330.565402][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.565448][ T32] r10:61c88647 r9:8429a400 r8:853ac0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.565490][ T32] r4:853ac080 [ 1330.565532][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.565582][ T32] r10:00000000 r9:853ac080 r8:8027f5e8 r7:eb479e60 r6:8535ab00 r5:8429a400 [ 1330.565605][ T32] r4:00000001 [ 1330.565630][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.565683][ T32] Exception stack(0xeb4d9fb0 to 0xeb4d9ff8) [ 1330.565715][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.565744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.565770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.565799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.565821][ T32] r4:853a9a40 [ 1330.566492][ T32] INFO: task kworker/1:568:4922 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.566547][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.566664][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.566717][ T32] Call trace: [ 1330.566782][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.566833][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.566878][ T32] r4:00000000 [ 1330.566902][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.566959][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.567021][ T32] 9d20: b30a5000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.567053][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.567079][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.567103][ T32] r5:80000113 r4:80239bb0 [ 1330.567123][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.567168][ T32] r4:82ac11e4 [ 1330.567187][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.567235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.567258][ T32] r4:eae89dc0 [ 1330.567297][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.567382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.567417][ T32] r4:00000000 [ 1330.567437][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.567484][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.567506][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.567547][ T32] r5:00001000 r4:ecf8f000 [ 1330.567587][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.567645][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.567702][ T32] r5:85a3578c r4:85a35400 [ 1330.567725][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.567773][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.567794][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.567840][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.567862][ T32] r4:848b5600 [ 1330.567881][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.567946][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.567972][ T32] r4:00000001 [ 1330.568017][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.568056][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.568114][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.568145][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.568181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.568213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.568236][ T32] r4:847da040 [ 1330.568257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.568300][ T32] INFO: task kworker/1:569:4924 blocked for more than 457 seconds. [ 1330.568334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.568358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.568379][ T32] task:kworker/1:569 state:D stack:0 pid:4924 tgid:4924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.568463][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.568538][ T32] Call trace: [ 1330.568596][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.568652][ T32] r10:82918888 r9:eb4f9d84 r8:00000002 r7:60000113 r6:eb4f9d8c r5:84299800 [ 1330.568676][ T32] r4:84299800 [ 1330.568696][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.568735][ T32] r5:84299800 r4:82918884 [ 1330.568778][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.568842][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.568896][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f9e08 [ 1330.568949][ T32] r4:00000000 [ 1330.568971][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.569009][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.569047][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.569091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a9c00 [ 1330.569177][ T32] r4:00000000 [ 1330.569210][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.569255][ T32] r9:83018205 r8:84299800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1330.569276][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.569317][ T32] r5:00001000 r4:eb4eb000 [ 1330.569336][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.569374][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.569535][ T32] r5:8533338c r4:85333000 [ 1330.569635][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.569685][ T32] r7:ddde2d80 r6:83018200 r5:8533338c r4:853ac100 [ 1330.569749][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.569799][ T32] r10:61c88647 r9:84299800 r8:853ac12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.569821][ T32] r4:853ac100 [ 1330.569843][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.569887][ T32] r10:00000000 r9:853ac100 r8:8027f5e8 r7:eb479e60 r6:8535ab80 r5:84299800 [ 1330.569909][ T32] r4:00000001 [ 1330.569928][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.570034][ T32] Exception stack(0xeb4f9fb0 to 0xeb4f9ff8) [ 1330.570065][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.570094][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.570120][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.570163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.570211][ T32] r4:853a9a80 [ 1330.570578][ T32] INFO: task kworker/1:569:4924 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.570611][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.570671][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.570768][ T32] Call trace: [ 1330.570809][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.570866][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.570892][ T32] r4:00000000 [ 1330.570912][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.570951][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.570998][ T32] 9d20: b30a5000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.571059][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.571088][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.571112][ T32] r5:80000113 r4:80239bb0 [ 1330.571133][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.571180][ T32] r4:82ac11e4 [ 1330.571201][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.571250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.571272][ T32] r4:eae89dc0 [ 1330.571292][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.571337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.571387][ T32] r4:00000000 [ 1330.571409][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.571492][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.571517][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.571571][ T32] r5:00001000 r4:ecf8f000 [ 1330.571607][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.571677][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.571724][ T32] r5:85a3578c r4:85a35400 [ 1330.571745][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.571791][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.571811][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.571856][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.571879][ T32] r4:848b5600 [ 1330.571917][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.571967][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.571999][ T32] r4:00000001 [ 1330.572023][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.572078][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.572108][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.572136][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.572204][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.586837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.586877][ T32] r4:847da040 [ 1330.586925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.586971][ T32] INFO: task kworker/1:570:4926 blocked for more than 457 seconds. [ 1330.587006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.587069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.587108][ T32] task:kworker/1:570 state:D stack:0 pid:4926 tgid:4926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.587171][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.587295][ T32] Call trace: [ 1330.587327][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.587411][ T32] r10:82918888 r9:eb505d84 r8:00000002 r7:60000113 r6:eb505d8c r5:8429b000 [ 1330.587437][ T32] r4:8429b000 [ 1330.587473][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.587515][ T32] r5:8429b000 r4:82918884 [ 1330.587537][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.587576][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.587646][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb505e08 [ 1330.587673][ T32] r4:00000000 [ 1330.587717][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.587758][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.587801][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.587868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a9d40 [ 1330.587894][ T32] r4:00000000 [ 1330.587915][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.587963][ T32] r9:83018205 r8:8429b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1330.588007][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.588053][ T32] r5:00001000 r4:eb507000 [ 1330.588095][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.588140][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.588183][ T32] r5:85333f8c r4:85333c00 [ 1330.588206][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.588321][ T32] r7:ddde2d80 r6:83018200 r5:85333f8c r4:853ac180 [ 1330.588347][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.588396][ T32] r10:61c88647 r9:8429b000 r8:853ac1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.588482][ T32] r4:853ac180 [ 1330.588527][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.588578][ T32] r10:00000000 r9:853ac180 r8:8027f5e8 r7:eb479e60 r6:8535ac00 r5:8429b000 [ 1330.588601][ T32] r4:00000001 [ 1330.588664][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.588707][ T32] Exception stack(0xeb505fb0 to 0xeb505ff8) [ 1330.588756][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.588810][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.588861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.588956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.588982][ T32] r4:853a9a80 [ 1330.589656][ T32] INFO: task kworker/1:570:4926 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.589737][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1330.589906][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.590161][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 1 printk messages dropped ** [ 1330.590258][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 3 printk messages dropped ** [ 1330.590392][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1330.590473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 6 printk messages dropped ** [ 1330.590939][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.591135][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.591193][ T32] r5:85a3578c r4:85a35400 [ 1330.591403][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.591454][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.591546][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.591597][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.591664][ T32] r4:848b5600 [ 1330.591687][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.591756][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.591814][ T32] r4:00000001 [ 1330.591879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.591959][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.591995][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.592023][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.592049][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.592078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.592100][ T32] r4:847da040 [ 1330.592121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.592145][ T32] INFO: task kworker/1:571:4929 blocked for more than 457 seconds. [ 1330.592228][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.609036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.609081][ T32] task:kworker/1:571 state:D stack:0 pid:4929 tgid:4929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.609143][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.609225][ T32] Call trace: [ 1330.609258][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.609314][ T32] r10:82918888 r9:eb52dd84 r8:00000002 r7:60000013 r6:eb52dd8c r5:8429bc00 [ 1330.609339][ T32] r4:8429bc00 [ 1330.609360][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.609401][ T32] r5:8429bc00 r4:82918884 [ 1330.609422][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.609493][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.609542][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb52de08 [ 1330.609571][ T32] r4:00000000 [ 1330.609592][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.609640][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.609685][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.609730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a9e80 [ 1330.609753][ T32] r4:00000000 [ 1330.609773][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.609819][ T32] r9:83018205 r8:8429bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1330.609841][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.609903][ T32] r5:00001000 r4:eb513000 [ 1330.609928][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.609988][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.610036][ T32] r5:85333b8c r4:85333800 [ 1330.610058][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.610139][ T32] r7:ddde2d80 r6:83018200 r5:85333b8c r4:853ac200 [ 1330.610165][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.610214][ T32] r10:61c88647 r9:8429bc00 r8:853ac22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.610237][ T32] r4:853ac200 [ 1330.610267][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.610317][ T32] r10:00000000 r9:853ac200 r8:8027f5e8 r7:eb479e60 r6:8535ac80 r5:8429bc00 [ 1330.610341][ T32] r4:00000001 [ 1330.610361][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.610398][ T32] Exception stack(0xeb52dfb0 to 0xeb52dff8) [ 1330.610446][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.610479][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.610507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.610571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.610649][ T32] r4:853a9d00 [ 1330.611922][ T32] INFO: task kworker/1:571:4929 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.611997][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.612112][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.626444][ T32] Call trace: [ 1330.626658][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.626733][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.626759][ T32] r4:00000000 [ 1330.626781][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.626823][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.626855][ T32] 9d20: b39f2000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.626884][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.626910][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.627014][ T32] r5:80000113 r4:80239bb0 ** 1 printk messages dropped ** [ 1330.627089][ T32] r4:82ac11e4 [ 1330.627110][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1330.627447][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 4 printk messages dropped ** [ 1330.627621][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1330.627917][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1330.628123][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.628325][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.628489][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1330.628755][ T32] Call trace: ** 2 printk messages dropped ** [ 1330.628852][ T32] r4:8429c800 ** 3 printk messages dropped ** [ 1330.629123][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.629215][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 [ 1330.629264][ T32] r4:00000000 [ 1330.629306][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.629390][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.629471][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.629573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ba7c0 [ 1330.629626][ T32] r4:00000000 [ 1330.629669][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.629765][ T32] r9:83018205 r8:8429c800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1330.629812][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.629898][ T32] r5:00001000 r4:ead35000 [ 1330.629941][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.629984][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.630049][ T32] r5:85339f8c r4:85339c00 [ 1330.630073][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.630145][ T32] r7:ddde2d80 r6:83018200 r5:85339f8c r4:853ac280 [ 1330.630170][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.630245][ T32] r10:61c88647 r9:8429c800 r8:853ac2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.630269][ T32] r4:853ac280 [ 1330.630288][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.630334][ T32] r10:00000000 r9:853ac280 r8:8027f5e8 r7:eb479e60 r6:8535ad00 r5:8429c800 [ 1330.630356][ T32] r4:00000001 [ 1330.630381][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.630419][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) [ 1330.630445][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.630473][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.630499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.630527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.630597][ T32] r4:85354140 [ 1330.631312][ T32] INFO: task kworker/1:572:4931 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.631347][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.631600][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.631678][ T32] Call trace: [ 1330.631744][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.631796][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.631822][ T32] r4:00000000 [ 1330.631845][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.631996][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.632029][ T32] 9d20: b39f2000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.632058][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.632085][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.632129][ T32] r5:80000113 r4:80239bb0 [ 1330.632214][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.654512][ T32] r4:82ac11e4 [ 1330.654626][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.654846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.654967][ T32] r4:eae89dc0 [ 1330.655017][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.655361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.655786][ T32] r4:00000000 [ 1330.655844][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.655941][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.655986][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.656076][ T32] r5:00001000 r4:ecf8f000 [ 1330.656118][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.656351][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.656590][ T32] r5:85a3578c r4:85a35400 [ 1330.656708][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.656817][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.656865][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.656957][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.657005][ T32] r4:848b5600 [ 1330.657053][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.657150][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.657264][ T32] r4:00000001 [ 1330.657389][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.657477][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.657637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.657866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.657933][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.658156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.658216][ T32] r4:847da040 [ 1330.658265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.658345][ T32] INFO: task kworker/1:573:4933 blocked for more than 457 seconds. [ 1330.658458][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.658516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.658578][ T32] task:kworker/1:573 state:D stack:0 pid:4933 tgid:4933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.658929][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.659097][ T32] Call trace: [ 1330.659191][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.659302][ T32] r10:82918888 r9:eb315d84 r8:00000002 r7:60000113 r6:eb315d8c r5:85258000 [ 1330.659351][ T32] r4:85258000 [ 1330.659406][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.659552][ T32] r5:85258000 r4:82918884 [ 1330.659603][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.659791][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.659923][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 [ 1330.659977][ T32] r4:00000000 [ 1330.660360][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.660514][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.660641][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.660741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85354f00 [ 1330.661011][ T32] r4:00000000 [ 1330.661066][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.661155][ T32] r9:83018205 r8:85258000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1330.661199][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.661281][ T32] r5:00001000 r4:eb53b000 [ 1330.661320][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.661406][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.661490][ T32] r5:85338b8c r4:85338800 [ 1330.661672][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.661928][ T32] r7:ddde2d80 r6:83018200 r5:85338b8c r4:853ac300 [ 1330.662044][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.662146][ T32] r10:61c88647 r9:85258000 r8:853ac32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.685109][ T32] r4:853ac300 [ 1330.685348][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.685556][ T32] r10:00000000 r9:853ac300 r8:8027f5e8 r7:eb545e60 r6:8535ad80 r5:85258000 [ 1330.685647][ T32] r4:00000001 [ 1330.685699][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.685780][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) [ 1330.685841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.685941][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.686001][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.686113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.686163][ T32] r4:853a9f80 [ 1330.687519][ T32] INFO: task kworker/1:573:4933 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.687597][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.687729][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.687898][ T32] Call trace: [ 1330.687991][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.688088][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.688167][ T32] r4:00000000 [ 1330.688268][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.688355][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.688510][ T32] 9d20: b40f1000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.688604][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.688702][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.688760][ T32] r5:80000113 r4:80239bb0 [ 1330.688805][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.688983][ T32] r4:82ac11e4 [ 1330.689035][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.689140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.689362][ T32] r4:eae89dc0 [ 1330.689429][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.689526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.689576][ T32] r4:00000000 [ 1330.689681][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.689971][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.690068][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.690279][ T32] r5:00001000 r4:ecf8f000 [ 1330.690381][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.690470][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.690575][ T32] r5:85a3578c r4:85a35400 [ 1330.690661][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.690841][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.690896][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.690994][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.691046][ T32] r4:848b5600 [ 1330.691092][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.691193][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 2 printk messages dropped ** [ 1330.691480][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 4 printk messages dropped ** [ 1330.692180][ T32] r4:847da040 ** 4 printk messages dropped ** [ 1330.720175][ T32] task:kworker/1:574 state:D stack:0 pid:4935 tgid:4935 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1330.720438][ T32] Call trace: [ 1330.720504][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.720564][ T32] r10:82918888 r9:eb54dd84 r8:00000002 r7:60000013 r6:eb54dd8c r5:85259800 [ 1330.720621][ T32] r4:85259800 [ 1330.720677][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.720721][ T32] r5:85259800 r4:82918884 [ 1330.720743][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.720782][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.720864][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 1330.720890][ T32] r4:00000000 [ 1330.720910][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.720948][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.721022][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.721076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ba000 [ 1330.721100][ T32] r4:00000000 [ 1330.721122][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.721202][ T32] r9:83018205 r8:85259800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1330.721247][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.721293][ T32] r5:00001000 r4:dfa3d000 [ 1330.721315][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.721392][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.721469][ T32] r5:85338f8c r4:85338c00 [ 1330.721494][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.721579][ T32] r7:ddde2d80 r6:83018200 r5:85338f8c r4:853ac380 [ 1330.721663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.721730][ T32] r10:61c88647 r9:85259800 r8:853ac3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.721785][ T32] r4:853ac380 [ 1330.721812][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.721896][ T32] r10:00000000 r9:853ac380 r8:8027f5e8 r7:eb545e60 r6:8535ae00 r5:85259800 [ 1330.721923][ T32] r4:00000001 [ 1330.721944][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.722026][ T32] Exception stack(0xeb54dfb0 to 0xeb54dff8) [ 1330.722089][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.722120][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.722147][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.722176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.726965][ T32] r4:853ba140 [ 1330.727728][ T32] INFO: task kworker/1:574:4935 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.727769][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.727905][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.728021][ T32] Call trace: [ 1330.728085][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.728172][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.728199][ T32] r4:00000000 [ 1330.728252][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.728318][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.728350][ T32] 9d20: b448b000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.728410][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.728440][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.728465][ T32] r5:80000113 r4:80239bb0 [ 1330.728487][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.728534][ T32] r4:82ac11e4 [ 1330.728554][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.728601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.728623][ T32] r4:eae89dc0 [ 1330.728642][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.728687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.728731][ T32] r4:00000000 [ 1330.728765][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.728841][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.728867][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.728911][ T32] r5:00001000 r4:ecf8f000 [ 1330.729006][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.729098][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.729176][ T32] r5:85a3578c r4:85a35400 [ 1330.729200][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.729285][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.729310][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.729358][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1330.729513][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.729757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1330.730335][ T32] r4:852e0c00 ** 5 printk messages dropped ** [ 1330.730580][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.730908][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.731048][ T32] r5:8533878c r4:85338400 ** 4 printk messages dropped ** [ 1330.731254][ T32] r4:853ac400 ** 6 printk messages dropped ** [ 1330.731555][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.744832][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.744947][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.745079][ T32] Call trace: [ 1330.745146][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.745241][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.745269][ T32] r4:00000000 [ 1330.745290][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.745390][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.745426][ T32] 9d20: b49cf000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.745455][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.745480][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.745540][ T32] r5:80000113 r4:80239bb0 [ 1330.745588][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.745677][ T32] r4:82ac11e4 [ 1330.745747][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.745835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.745894][ T32] r4:eae89dc0 [ 1330.745977][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.746065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.746128][ T32] r4:00000000 [ 1330.746192][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.746242][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.746265][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.746345][ T32] r5:00001000 r4:ecf8f000 [ 1330.746375][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.746448][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.746534][ T32] r5:85a3578c r4:85a35400 [ 1330.746584][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.746686][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.746726][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.746811][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.746837][ T32] r4:848b5600 [ 1330.746858][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.746905][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.746956][ T32] r4:00000001 [ 1330.746980][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.747018][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.747044][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.747072][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.747306][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1330.747966][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.748376][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.748432][ T32] r5:00001000 r4:dffe9000 [ 1330.748464][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.748707][ T32] r7:ddde2d80 r6:83018200 r5:8533978c r4:853ac500 ** 6 printk messages dropped ** [ 1330.748993][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.750000][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.750680][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1330.750772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 13 printk messages dropped ** [ 1330.751447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1330.752012][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.775627][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.775692][ T32] Call trace: [ 1330.775757][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.775813][ T32] r10:82918888 r9:eb551d84 r8:00000002 r7:60000113 r6:eb551d8c r5:852e3000 [ 1330.775837][ T32] r4:852e3000 [ 1330.775857][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.775924][ T32] r5:852e3000 r4:82918884 [ 1330.775979][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.776057][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.776138][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 [ 1330.776164][ T32] r4:00000000 [ 1330.776184][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.776224][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.776267][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.776312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ba580 [ 1330.776334][ T32] r4:00000000 [ 1330.776397][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.776480][ T32] r9:83018205 r8:852e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1330.776537][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.776583][ T32] r5:00001000 r4:e06d5000 [ 1330.776604][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.776644][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.776713][ T32] r5:8533938c r4:85339000 [ 1330.776769][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.776822][ T32] r7:ddde2d80 r6:83018200 r5:8533938c r4:853ac600 [ 1330.776866][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.776919][ T32] r10:61c88647 r9:852e3000 r8:853ac62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.776965][ T32] r4:853ac600 [ 1330.776988][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.777085][ T32] r10:00000000 r9:853ac600 r8:8027f5e8 r7:eb545e60 r6:853ac680 r5:852e3000 [ 1330.777149][ T32] r4:00000001 [ 1330.777199][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.777243][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 1330.777272][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.777300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.777327][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.777355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.777385][ T32] r4:853ba540 [ 1330.778135][ T32] INFO: task kworker/1:577:4941 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.778171][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.778228][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.778273][ T32] Call trace: [ 1330.778302][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.778347][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.778383][ T32] r4:00000000 [ 1330.778404][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.778443][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.778490][ T32] 9d20: b51e8000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.778522][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.778548][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.778608][ T32] r5:80000113 r4:80239bb0 [ 1330.778632][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.778720][ T32] r4:82ac11e4 [ 1330.778782][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.778834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.778891][ T32] r4:eae89dc0 [ 1330.778913][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.778974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.779015][ T32] r4:00000000 [ 1330.779055][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.779104][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.779126][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.779168][ T32] r5:00001000 r4:ecf8f000 [ 1330.779188][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.779249][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.779403][ T32] r5:85a3578c r4:85a35400 [ 1330.779430][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.779498][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.779523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.779599][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.779625][ T32] r4:848b5600 [ 1330.779645][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.779716][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.779742][ T32] r4:00000001 [ 1330.779763][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.779800][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.779848][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.779879][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.779906][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.779956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.779981][ T32] r4:847da040 [ 1330.780002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.780063][ T32] INFO: task kworker/1:578:4943 blocked for more than 457 seconds. [ 1330.780094][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.780119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.780139][ T32] task:kworker/1:578 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.780230][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.780308][ T32] Call trace: [ 1330.780403][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.780489][ T32] r10:82918888 r9:eb559d84 r8:00000002 r7:60000013 r6:eb559d8c r5:852e3c00 [ 1330.780548][ T32] r4:852e3c00 [ 1330.780585][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.780640][ T32] r5:852e3c00 r4:82918884 [ 1330.780711][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.780755][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.780800][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1330.780859][ T32] r4:00000000 [ 1330.780914][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.780990][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.781063][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.781140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ba640 [ 1330.781166][ T32] r4:00000000 [ 1330.781210][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.781304][ T32] r9:83018205 r8:852e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1330.781329][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.781417][ T32] r5:00001000 r4:eab4b000 [ 1330.781484][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.781552][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.781633][ T32] r5:85339b8c r4:85339800 [ 1330.781685][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.781735][ T32] r7:ddde2d80 r6:83018200 r5:85339b8c r4:853ac700 [ 1330.781758][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.781838][ T32] r10:61c88647 r9:852e3c00 r8:853ac72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.781879][ T32] r4:853ac700 [ 1330.781912][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.781961][ T32] r10:00000000 r9:853ac700 r8:8027f5e8 r7:eb545e60 r6:853ac780 r5:852e3c00 [ 1330.781984][ T32] r4:00000001 [ 1330.782003][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.782059][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 1330.782090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.782119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.782145][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.782173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.782196][ T32] r4:853ba240 [ 1330.803335][ T32] INFO: task kworker/1:578:4943 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.803427][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.803604][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.803672][ T32] Call trace: [ 1330.803728][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.803816][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.803881][ T32] r4:00000000 [ 1330.803996][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.804067][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.804153][ T32] 9d20: b583d000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 1 printk messages dropped ** [ 1330.804283][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 3 printk messages dropped ** [ 1330.804479][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1330.804627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 6 printk messages dropped ** [ 1330.804954][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.805202][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.805271][ T32] r4:848b5600 [ 1330.805326][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.805383][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.805407][ T32] r4:00000001 [ 1330.805427][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.805463][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.805505][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.805536][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.805564][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.805636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.805662][ T32] r4:847da040 [ 1330.805685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.805736][ T32] INFO: task kworker/1:579:4945 blocked for more than 457 seconds. [ 1330.805793][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.805821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.805842][ T32] task:kworker/1:579 state:D stack:0 pid:4945 tgid:4945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.805887][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.805929][ T32] Call trace: [ 1330.805997][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.806080][ T32] r10:82918888 r9:eb49dd84 r8:00000002 r7:60000013 r6:eb49dd8c r5:852e5400 [ 1330.806127][ T32] r4:852e5400 [ 1330.806183][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.806225][ T32] r5:852e5400 r4:82918884 [ 1330.806246][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.806284][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.806327][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 [ 1330.806387][ T32] r4:00000000 [ 1330.806439][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.806514][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.806592][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.806642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853baa40 [ 1330.806694][ T32] r4:00000000 [ 1330.806716][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.806797][ T32] r9:83018205 r8:852e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.806822][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.806900][ T32] r5:00001000 r4:eae01000 [ 1330.806923][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.806963][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.807035][ T32] r5:8533a78c r4:8533a400 [ 1330.807059][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.807105][ T32] r7:ddde2d80 r6:83018200 r5:8533a78c r4:853ac800 [ 1330.807138][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.807187][ T32] r10:61c88647 r9:852e5400 r8:853ac82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.807241][ T32] r4:853ac800 [ 1330.807277][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.807336][ T32] r10:00000000 r9:853ac800 r8:8027f5e8 r7:eb545e60 r6:853ac880 r5:852e5400 [ 1330.807387][ T32] r4:00000001 [ 1330.807411][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.807449][ T32] Exception stack(0xeb49dfb0 to 0xeb49dff8) [ 1330.807475][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.807596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.807647][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.807689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.807716][ T32] r4:853ba700 [ 1330.808084][ T32] INFO: task kworker/1:579:4945 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.808116][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.808195][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.808265][ T32] Call trace: [ 1330.808346][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.808403][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.808458][ T32] r4:00000000 [ 1330.808481][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.808609][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.808779][ T32] 9d20: b583d000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.808816][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.808892][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.808936][ T32] r5:80000113 r4:80239bb0 [ 1330.808969][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.809037][ T32] r4:82ac11e4 [ 1330.809057][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.809107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.809150][ T32] r4:eae89dc0 [ 1330.809176][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.809224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.809283][ T32] r4:00000000 [ 1330.809307][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.809355][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.809376][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.809496][ T32] r5:00001000 r4:ecf8f000 [ 1330.809520][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.809566][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.809609][ T32] r5:85a3578c r4:85a35400 [ 1330.809635][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.809684][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.809706][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.809783][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.809809][ T32] r4:848b5600 [ 1330.809912][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.809962][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.809984][ T32] r4:00000001 [ 1330.810004][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.810325][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.810356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.810384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.810409][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.810437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.810460][ T32] r4:847da040 [ 1330.810543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.810663][ T32] INFO: task kworker/1:580:4946 blocked for more than 457 seconds. [ 1330.810713][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.810812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.810902][ T32] task:kworker/1:580 state:D stack:0 pid:4946 tgid:4946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.811289][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.811371][ T32] Call trace: [ 1330.811420][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.811469][ T32] r10:82918888 r9:eb561d84 r8:00000002 r7:60000113 r6:eb561d8c r5:8525b000 [ 1330.811613][ T32] r4:8525b000 [ 1330.811641][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.811680][ T32] r5:8525b000 r4:82918884 [ 1330.812158][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.843001][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.843104][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb561e08 [ 1330.843227][ T32] r4:00000000 [ 1330.843253][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.843295][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.843394][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.843445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bad80 [ 1330.843510][ T32] r4:00000000 [ 1330.843629][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.843683][ T32] r9:83018205 r8:8525b000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.843704][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.843749][ T32] r5:00001000 r4:eaea5000 [ 1330.843770][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.843810][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.843893][ T32] r5:8533a38c r4:8533a000 [ 1330.843917][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.843967][ T32] r7:ddde2d80 r6:83018200 r5:8533a38c r4:853ac900 [ 1330.844059][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.844110][ T32] r10:61c88647 r9:8525b000 r8:853ac92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.844174][ T32] r4:853ac900 [ 1330.844198][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.844245][ T32] r10:00000000 r9:853ac900 r8:8027f5e8 r7:eb49de60 r6:8535ae80 r5:8525b000 [ 1330.844295][ T32] r4:00000001 [ 1330.844318][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.844415][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) [ 1330.844450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.844498][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.844576][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.844669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.844720][ T32] r4:853ba700 [ 1330.845614][ T32] INFO: task kworker/1:580:4946 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.845669][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.845944][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.845999][ T32] Call trace: [ 1330.846032][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.846078][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.846101][ T32] r4:00000000 [ 1330.846121][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.846160][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.846189][ T32] 9d20: b5bcf000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.846244][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.846273][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.846298][ T32] r5:80000113 r4:80239bb0 [ 1330.846319][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.846459][ T32] r4:82ac11e4 [ 1330.846485][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.846584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.846696][ T32] r4:eae89dc0 [ 1330.846724][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.846814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.846842][ T32] r4:00000000 [ 1330.846933][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.847009][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.847036][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.847080][ T32] r5:00001000 r4:ecf8f000 [ 1330.847127][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.847172][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.847255][ T32] r5:85a3578c r4:85a35400 [ 1330.847335][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.847387][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.847409][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.847454][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.847476][ T32] r4:848b5600 [ 1330.847496][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.847543][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.847655][ T32] r4:00000001 [ 1330.847681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.847718][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.847744][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.847772][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.847996][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1330.848131][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.848578][ T32] r4:85258c00 ** 3 printk messages dropped ** [ 1330.848779][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.848984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bad40 ** 4 printk messages dropped ** [ 1330.849158][ T32] r5:00001000 r4:eaf8d000 [ 1330.849190][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.849231][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.849272][ T32] r5:8533ab8c r4:8533a800 [ 1330.849292][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.849406][ T32] r7:ddde2d80 r6:83018200 r5:8533ab8c r4:853ac980 [ 1330.849431][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.849478][ T32] r10:61c88647 r9:85258c00 r8:853ac9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.849500][ T32] r4:853ac980 [ 1330.849519][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.849567][ T32] r10:00000000 r9:853ac980 r8:8027f5e8 r7:eb561e60 r6:8535af00 r5:85258c00 [ 1330.849618][ T32] r4:00000001 [ 1330.849644][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.849681][ T32] Exception stack(0xeb55dfb0 to 0xeb55dff8) [ 1330.849708][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.849735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.849762][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.849832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.849858][ T32] r4:853bab00 [ 1330.850280][ T32] INFO: task kworker/1:581:4948 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.850313][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.850437][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.850482][ T32] Call trace: [ 1330.850510][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.850604][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.850673][ T32] r4:00000000 [ 1330.850710][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.850750][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.850804][ T32] 9d20: b5bcf000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.850837][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.850878][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.850904][ T32] r5:80000113 r4:80239bb0 [ 1330.850925][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.850968][ T32] r4:82ac11e4 [ 1330.851014][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.851067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.851116][ T32] r4:eae89dc0 [ 1330.851139][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.851347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.851372][ T32] r4:00000000 [ 1330.851396][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.851442][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.851464][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.851547][ T32] r5:00001000 r4:ecf8f000 [ 1330.851596][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.851843][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.851904][ T32] r5:85a3578c r4:85a35400 [ 1330.851928][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.851984][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.852005][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.852075][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.852102][ T32] r4:848b5600 [ 1330.852121][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.875955][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.876156][ T32] r4:00000001 [ 1330.876210][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.876324][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.876389][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.876448][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.876506][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.876541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.876581][ T32] r4:847da040 [ 1330.876613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.876652][ T32] INFO: task kworker/0:331:4952 blocked for more than 457 seconds. [ 1330.876832][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.876866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.876893][ T32] task:kworker/0:331 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.876954][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.877003][ T32] Call trace: [ 1330.877035][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.877084][ T32] r10:82918888 r9:eb565d84 r8:00000002 r7:60000113 r6:eb565d8c r5:8525bc00 [ 1330.877108][ T32] r4:8525bc00 [ 1330.877128][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.877369][ T32] r5:8525bc00 r4:82918884 [ 1330.877395][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.877494][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.877544][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 1330.877568][ T32] r4:00000000 [ 1330.877679][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.877807][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.877927][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.877977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c08c0 [ 1330.878001][ T32] r4:00000000 [ 1330.878021][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.878068][ T32] r9:83018005 r8:8525bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1330.878090][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.878164][ T32] r5:00001000 r4:eae7d000 [ 1330.878385][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.878433][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.878504][ T32] r5:8536eb8c r4:8536e800 [ 1330.878529][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.878635][ T32] r7:dddced80 r6:83018000 r5:8536eb8c r4:8535af80 [ 1330.878661][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.878709][ T32] r10:61c88647 r9:8525bc00 r8:8535afac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.878804][ T32] r4:8535af80 [ 1330.878829][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.878924][ T32] r10:00000000 r9:8535af80 r8:8027f5e8 r7:eb45de60 r6:853c6000 r5:8525bc00 [ 1330.878975][ T32] r4:00000001 [ 1330.879135][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.879175][ T32] Exception stack(0xeb565fb0 to 0xeb565ff8) [ 1330.879256][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.879291][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.879372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.879411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.879491][ T32] r4:853c06c0 [ 1330.880243][ T32] INFO: task kworker/0:331:4952 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.880304][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.880410][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.880472][ T32] Call trace: [ 1330.880516][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.880564][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.880588][ T32] r4:00000000 [ 1330.880607][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.880859][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.880978][ T32] 9d20: b5d64000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.881097][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.881125][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.881312][ T32] r5:80000113 r4:80239bb0 [ 1330.881337][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.881408][ T32] r4:82ac11e4 [ 1330.881433][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.881527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.881552][ T32] r4:eae89dc0 [ 1330.881573][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.881648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.881674][ T32] r4:00000000 [ 1330.881696][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.881771][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.881798][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.881846][ T32] r5:00001000 r4:ecf8f000 [ 1330.881867][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.881933][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.881980][ T32] r5:85a3578c r4:85a35400 [ 1330.882176][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.901679][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.901755][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.901836][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1330.902093][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 7 printk messages dropped ** [ 1330.903445][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1330.903755][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.903857][ T32] Call trace: [ 1330.903892][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.903943][ T32] r10:82918888 r9:eb571d84 r8:00000002 r7:60000113 r6:eb571d8c r5:8525d400 [ 1330.903967][ T32] r4:8525d400 [ 1330.903988][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.904027][ T32] r5:8525d400 r4:82918884 [ 1330.904075][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.904145][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.904194][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1330.904246][ T32] r4:00000000 [ 1330.904270][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.904320][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.904367][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.904413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853baf40 [ 1330.904461][ T32] r4:00000000 [ 1330.904487][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.904612][ T32] r9:83018205 r8:8525d400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1330.904865][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.904912][ T32] r5:00001000 r4:eaecd000 [ 1330.904934][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.904974][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.905017][ T32] r5:8533af8c r4:8533ac00 [ 1330.905085][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.905162][ T32] r7:ddde2d80 r6:83018200 r5:8533af8c r4:853aca00 ** 1 printk messages dropped ** [ 1330.905410][ T32] r10:61c88647 r9:8525d400 r8:853aca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.905806][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.907128][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 9 printk messages dropped ** [ 1330.907500][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1330.907933][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1330.908134][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1330.908510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1330.909025][ T32] r4:8525e000 ** 4 printk messages dropped ** [ 1330.909245][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 ** 9 printk messages dropped ** [ 1330.909669][ T32] r5:00001000 r4:eb035000 [ 1330.909736][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.909795][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.910029][ T32] r4:853c6100 ** 6 printk messages dropped ** [ 1330.910461][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.911359][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 9 printk messages dropped ** [ 1330.911984][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1330.937096][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.937705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.938256][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.938793][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.938964][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.939007][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.939052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85224980 [ 1330.939093][ T32] r4:00000000 [ 1330.939126][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.939174][ T32] r9:83018205 r8:8525c800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1330.939195][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.939237][ T32] r5:00001000 r4:eafcb000 [ 1330.939258][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.939318][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.939400][ T32] r5:8533b78c r4:8533b400 [ 1330.939444][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.939527][ T32] r7:ddde2d80 r6:83018200 r5:8533b78c r4:853aca80 [ 1330.939598][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.939698][ T32] r10:61c88647 r9:8525c800 r8:853acaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.939742][ T32] r4:853aca80 [ 1330.939801][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.939890][ T32] r10:00000000 r9:853aca80 r8:8027f5e8 r7:eb55de60 r6:853c6200 r5:8525c800 [ 1330.939969][ T32] r4:00000001 [ 1330.940050][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.940111][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) [ 1330.940140][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.940168][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.940197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.940228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.940284][ T32] r4:853bad40 [ 1330.941041][ T32] INFO: task kworker/1:583:4957 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.941080][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.941139][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.941201][ T32] Call trace: [ 1330.941235][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1330.941284][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1330.941313][ T32] r4:00000000 [ 1330.941334][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.941373][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1330.941433][ T32] 9d20: b62cf000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1330.941468][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1330.941496][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1330.941520][ T32] r5:80000113 r4:80239bb0 [ 1330.941569][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.941715][ T32] r4:82ac11e4 [ 1330.941796][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.941851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1330.941875][ T32] r4:eae89dc0 [ 1330.941930][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.942008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1330.942034][ T32] r4:00000000 [ 1330.942080][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.942131][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1330.942177][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.960914][ T32] r5:00001000 r4:ecf8f000 [ 1330.960958][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.961023][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.961069][ T32] r5:85a3578c r4:85a35400 [ 1330.961104][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.961158][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1330.961180][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.961227][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.961251][ T32] r4:848b5600 [ 1330.961273][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.961364][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1330.961457][ T32] r4:00000001 [ 1330.961481][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.961520][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.961643][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.961823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.962007][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.962039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.962062][ T32] r4:847da040 [ 1330.962110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.962161][ T32] INFO: task kworker/1:584:4959 blocked for more than 457 seconds. [ 1330.962220][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.968367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.968412][ T32] task:kworker/1:584 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.968512][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.968665][ T32] Call trace: ** 2 printk messages dropped ** [ 1330.968802][ T32] r4:8525ec00 ** 4 printk messages dropped ** [ 1330.969173][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 ** 9 printk messages dropped ** [ 1330.970358][ T32] r5:00001000 r4:eb31f000 [ 1330.970414][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.970767][ T32] r7:ddde2d80 r6:83018200 r5:8533c38c r4:853acb00 ** 7 printk messages dropped ** [ 1330.971238][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) ** 4 printk messages dropped ** [ 1330.971642][ T32] r4:85224980 ** 3 printk messages dropped ** [ 1330.985749][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.986059][ T32] 9d20: b695e000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 10 printk messages dropped ** [ 1330.986469][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.986792][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1330.986969][ T32] r4:848b5600 ** 2 printk messages dropped ** [ 1330.987203][ T32] r4:00000001 [ 1330.987283][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.987324][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1330.987352][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.987380][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.987450][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.987483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.987507][ T32] r4:847da040 [ 1330.987531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.987560][ T32] INFO: task kworker/1:585:4961 blocked for more than 457 seconds. [ 1330.987636][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.987665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.987686][ T32] task:kworker/1:585 state:D stack:0 pid:4961 tgid:4961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.987731][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.987773][ T32] Call trace: [ 1330.987863][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1330.987984][ T32] r10:82918888 r9:eb58dd84 r8:00000002 r7:60000113 r6:eb58dd8c r5:8429e000 [ 1330.988097][ T32] r4:8429e000 [ 1330.988121][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1330.988161][ T32] r5:8429e000 r4:82918884 [ 1330.988182][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.988219][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.988277][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb58de08 [ 1330.988303][ T32] r4:00000000 [ 1330.988323][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1330.988362][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1330.988441][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1330.988560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84791b40 [ 1330.988614][ T32] r4:00000000 [ 1330.988775][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1330.988897][ T32] r9:83018205 r8:8429e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1330.988943][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.988989][ T32] r5:00001000 r4:eafed000 [ 1330.989210][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1330.989254][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.989297][ T32] r5:8533b38c r4:8533b000 [ 1330.989317][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.989363][ T32] r7:ddde2d80 r6:83018200 r5:8533b38c r4:853acb80 [ 1330.989385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.989531][ T32] r10:61c88647 r9:8429e000 r8:853acbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.989562][ T32] r4:853acb80 [ 1330.989582][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.989657][ T32] r10:00000000 r9:853acb80 r8:8027f5e8 r7:eb585e60 r6:853c6300 r5:8429e000 [ 1330.989685][ T32] r4:00000001 [ 1330.989707][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.989781][ T32] Exception stack(0xeb58dfb0 to 0xeb58dff8) [ 1330.989897][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.989981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.990011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.990040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.990061][ T32] r4:85224040 [ 1330.990675][ T32] INFO: task kworker/1:585:4961 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1330.990731][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.990951][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.991057][ T32] Call trace: [ 1330.991152][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1330.991376][ T32] 9d20: b695e000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1330.992073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 10 printk messages dropped ** [ 1331.020555][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.021052][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.021440][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.022032][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1331.025986][ T32] r9:83018205 r8:8525a400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 1 printk messages dropped ** [ 1331.026078][ T32] r5:00001000 r4:eb00d000 ** 2 printk messages dropped ** [ 1331.026228][ T32] r5:8533bb8c r4:8533b800 ** 5 printk messages dropped ** [ 1331.026638][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1331.027135][ T32] r4:853bac00 ** 5 printk messages dropped ** [ 1331.028501][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 10 printk messages dropped ** [ 1331.029365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 13 printk messages dropped ** [ 1331.030543][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.031287][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.031872][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.052899][ T32] r5:8429d400 r4:82918884 ** 5 printk messages dropped ** [ 1331.053393][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1331.053495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c4180 [ 1331.053518][ T32] r4:00000000 [ 1331.053538][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.053592][ T32] r9:83018205 r8:8429d400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1331.053647][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.053777][ T32] r5:00001000 r4:eb069000 [ 1331.053803][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.053844][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.053958][ T32] r5:8533bf8c r4:8533bc00 [ 1331.054059][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.054114][ T32] r7:ddde2d80 r6:83018200 r5:8533bf8c r4:853acc80 [ 1331.054137][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.054224][ T32] r10:61c88647 r9:8429d400 r8:853accac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.054251][ T32] r4:853acc80 [ 1331.054328][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.054399][ T32] r10:00000000 r9:853acc80 r8:8027f5e8 r7:eb585e60 r6:853c6400 r5:8429d400 [ 1331.054434][ T32] r4:00000001 [ 1331.054456][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.054496][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 1331.054526][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.054576][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.054638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.054695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.054758][ T32] r4:853c4000 [ 1331.055812][ T32] INFO: task kworker/1:587:4965 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.055849][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.055919][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.055968][ T32] Call trace: [ 1331.055999][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.056157][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.056185][ T32] r4:00000000 [ 1331.056336][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.056380][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.056409][ T32] 9d20: b6f03000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.056507][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.056538][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.056562][ T32] r5:80000113 r4:80239bb0 [ 1331.056608][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.056782][ T32] r4:82ac11e4 [ 1331.056807][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.056856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.056879][ T32] r4:eae89dc0 [ 1331.056898][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.056943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.056964][ T32] r4:00000000 [ 1331.056984][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.057031][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.057052][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.057217][ T32] r5:00001000 r4:ecf8f000 [ 1331.057311][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.057356][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.057400][ T32] r5:85a3578c r4:85a35400 [ 1331.057421][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.057492][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1331.057565][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.057615][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.057744][ T32] r4:848b5600 [ 1331.057772][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.057847][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.057946][ T32] r4:00000001 [ 1331.057969][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.058046][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.058078][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.058267][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1331.058775][ T32] r4:84988c00 ** 8 printk messages dropped ** [ 1331.059160][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1331.059488][ T32] r5:00001000 r4:eb351000 ** 6 printk messages dropped ** [ 1331.059861][ T32] r10:61c88647 r9:84988c00 r8:853c64ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.059912][ T32] r4:853c6480 [ 1331.059934][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.060014][ T32] r10:00000000 r9:853c6480 r8:8027f5e8 r7:eb45de60 r6:853c6500 r5:84988c00 [ 1331.060110][ T32] r4:00000001 [ 1331.060202][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.060241][ T32] Exception stack(0xeb5a1fb0 to 0xeb5a1ff8) [ 1331.060396][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.060500][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.060601][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.060638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.060780][ T32] r4:853c0a00 [ 1331.061089][ T32] INFO: task kworker/0:333:4967 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.061278][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.061338][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.061383][ T32] Call trace: [ 1331.061430][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.061507][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.061534][ T32] r4:00000000 [ 1331.061628][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.061712][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.061745][ T32] 9d20: b6f03000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.061776][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.061805][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.061899][ T32] r5:80000113 r4:80239bb0 [ 1331.061923][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.061972][ T32] r4:82ac11e4 [ 1331.062065][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.062123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.062146][ T32] r4:eae89dc0 [ 1331.062180][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.085925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.086028][ T32] r4:00000000 [ 1331.086056][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.086210][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.086255][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1331.086678][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 4 printk messages dropped ** [ 1331.086868][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 9 printk messages dropped ** [ 1331.087567][ T32] INFO: task kworker/1:588:4969 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1331.088198][ T32] r4:84988000 ** 4 printk messages dropped ** [ 1331.088632][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 ** 9 printk messages dropped ** [ 1331.089198][ T32] r5:00001000 r4:eb0b7000 [ 1331.089258][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.089343][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.089444][ T32] r5:85327b8c r4:85327800 [ 1331.089502][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.089638][ T32] r7:ddde2d80 r6:83018200 r5:85327b8c r4:853acd00 [ 1331.089691][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.089781][ T32] r10:61c88647 r9:84988000 r8:853acd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.089827][ T32] r4:853acd00 [ 1331.089872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.089963][ T32] r10:00000000 r9:853acd00 r8:8027f5e8 r7:eb585e60 r6:853c6580 r5:84988000 [ 1331.090010][ T32] r4:00000001 [ 1331.090050][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.090128][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) [ 1331.090209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.090284][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.090341][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.090400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.090449][ T32] r4:853c42c0 [ 1331.091718][ T32] INFO: task kworker/1:588:4969 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.091802][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.091920][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.092013][ T32] Call trace: [ 1331.092097][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.092203][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.112513][ T32] r4:00000000 [ 1331.112584][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.112654][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.112710][ T32] 9d20: b7667000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.112764][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.112793][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.112819][ T32] r5:80000113 r4:80239bb0 [ 1331.112861][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.112914][ T32] r4:82ac11e4 [ 1331.112935][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.112984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.113027][ T32] r4:eae89dc0 [ 1331.113072][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.113121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.113164][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.113276][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.113666][ T32] r4:848b5600 ** 4 printk messages dropped ** [ 1331.113854][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 6 printk messages dropped ** [ 1331.114126][ T32] INFO: task kworker/1:589:4971 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.114689][ T32] r5:84989800 r4:82918884 ** 5 printk messages dropped ** [ 1331.115065][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.115764][ T32] r5:00001000 r4:eb541000 [ 1331.115826][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.115905][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1331.116411][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1331.118410][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.119441][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1331.119842][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.120254][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.120687][ T32] r4:848b5600 [ 1331.120725][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.120815][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.120886][ T32] r4:00000001 [ 1331.120937][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.121009][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.121169][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.121265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.121327][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.121389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.121450][ T32] r4:847da040 [ 1331.121494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.121541][ T32] INFO: task kworker/1:590:4973 blocked for more than 457 seconds. [ 1331.121606][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.121673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.121720][ T32] task:kworker/1:590 state:D stack:0 pid:4973 tgid:4973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.121819][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.121993][ T32] Call trace: [ 1331.122078][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.148488][ T32] r10:82918888 r9:eb5b9d84 r8:00000002 r7:60000013 r6:eb5b9d8c r5:8498a400 [ 1331.148571][ T32] r4:8498a400 [ 1331.148598][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.148660][ T32] r5:8498a400 r4:82918884 [ 1331.148681][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.148720][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.148792][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 [ 1331.148818][ T32] r4:00000000 [ 1331.148859][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.148920][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.148969][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.149016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c45c0 [ 1331.149039][ T32] r4:00000000 [ 1331.149059][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.149105][ T32] r9:83018205 r8:8498a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1331.149168][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.149218][ T32] r5:00001000 r4:eb32f000 [ 1331.149239][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.149279][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.149321][ T32] r5:8533cb8c r4:8533c800 [ 1331.149342][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.149418][ T32] r7:ddde2d80 r6:83018200 r5:8533cb8c r4:853ace00 [ 1331.149445][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.149503][ T32] r10:61c88647 r9:8498a400 r8:853ace2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.149529][ T32] r4:853ace00 [ 1331.149553][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.149600][ T32] r10:00000000 r9:853ace00 r8:8027f5e8 r7:eb5b1e60 r6:853c6680 r5:8498a400 [ 1331.149623][ T32] r4:00000001 [ 1331.149642][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.149703][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) [ 1331.149757][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.149790][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.149838][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.149893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.149917][ T32] r4:853c42c0 [ 1331.150740][ T32] INFO: task kworker/1:590:4973 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 2 printk messages dropped ** [ 1331.150949][ T32] Call trace: ** 5 printk messages dropped ** [ 1331.151155][ T32] 9d20: b7a1c000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 10 printk messages dropped ** [ 1331.151678][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.151869][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.152290][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 9 printk messages dropped ** [ 1331.158514][ T32] INFO: task kworker/1:591:4975 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1331.158958][ T32] r4:852e6c00 ** 5 printk messages dropped ** [ 1331.159195][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.159363][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.159565][ T32] r5:00001000 r4:eb370000 [ 1331.159587][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.159761][ T32] r7:ddde2d80 r6:83018200 r5:8533c78c r4:853ace80 ** 8 printk messages dropped ** [ 1331.160112][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.160958][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.161445][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1331.161749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1331.174752][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1331.175258][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1331.175515][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.175883][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.176265][ T32] r5:00001000 r4:dfa9d000 [ 1331.176296][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.176527][ T32] r7:ddde2d80 r6:83018200 r5:8533e38c r4:853acf80 [ 1331.176550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.176596][ T32] r10:61c88647 r9:852e4800 r8:853acfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.176618][ T32] r4:853acf80 [ 1331.176658][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.176707][ T32] r10:00000000 r9:853acf80 r8:8027f5e8 r7:eb5b1e60 r6:853cf000 r5:852e4800 [ 1331.176730][ T32] r4:00000001 [ 1331.176770][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.176809][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 1331.176836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.176864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.176910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.176942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.176975][ T32] r4:853c4800 [ 1331.177544][ T32] INFO: task kworker/1:592:4978 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.177595][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.177676][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.177754][ T32] Call trace: [ 1331.177786][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.177832][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.177855][ T32] r4:00000000 [ 1331.177895][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.177938][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.177966][ T32] 9d20: b7dc4000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.178015][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.178054][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.178081][ T32] r5:80000113 r4:80239bb0 [ 1331.178122][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.178199][ T32] r4:82ac11e4 [ 1331.178243][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.178320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.178348][ T32] r4:eae89dc0 [ 1331.178374][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.178442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.178489][ T32] r4:00000000 [ 1331.178511][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.178641][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.178696][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.178743][ T32] r5:00001000 r4:ecf8f000 [ 1331.178764][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.178805][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.178846][ T32] r5:85a3578c r4:85a35400 [ 1331.178867][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.178912][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1331.178979][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.179040][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.179066][ T32] r4:848b5600 [ 1331.179105][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.179156][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.179178][ T32] r4:00000001 [ 1331.179198][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.179234][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.179260][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.179288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.179334][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.179381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.179407][ T32] r4:847da040 [ 1331.179427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.179452][ T32] INFO: task kworker/1:593:4980 blocked for more than 457 seconds. [ 1331.179477][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.179500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.179520][ T32] task:kworker/1:593 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.179580][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.179635][ T32] Call trace: [ 1331.179711][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.179759][ T32] r10:82918888 r9:eb5c9d84 r8:00000002 r7:60000013 r6:eb5c9d8c r5:852e6000 [ 1331.179783][ T32] r4:852e6000 [ 1331.179803][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.179840][ T32] r5:852e6000 r4:82918884 [ 1331.179860][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.179895][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.179937][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 [ 1331.179960][ T32] r4:00000000 [ 1331.179979][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.180014][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.180051][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.180095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c4c40 [ 1331.180117][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.180271][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.180349][ T32] r5:00001000 r4:eb5c5000 [ 1331.180379][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.180422][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.180649][ T32] r4:853cf080 ** 5 printk messages dropped ** [ 1331.180873][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.181439][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.181733][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 9 printk messages dropped ** [ 1331.182146][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.200547][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.200832][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.200864][ T32] r4:848b5600 [ 1331.200896][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.200955][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.200985][ T32] r4:00000001 [ 1331.201016][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.201071][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.201102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.201132][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.201158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.201188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.201210][ T32] r4:847da040 [ 1331.201242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.201282][ T32] INFO: task kworker/0:334:4982 blocked for more than 457 seconds. [ 1331.201312][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.201336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.201356][ T32] task:kworker/0:334 state:D stack:0 pid:4982 tgid:4982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.201423][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.201508][ T32] Call trace: [ 1331.201550][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.201601][ T32] r10:82918888 r9:eb56dd84 r8:00000002 r7:60000113 r6:eb56dd8c r5:8498bc00 [ 1331.201625][ T32] r4:8498bc00 [ 1331.201646][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.201685][ T32] r5:8498bc00 r4:82918884 [ 1331.201705][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.201786][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 ** 9 printk messages dropped ** [ 1331.216240][ T32] r5:00001000 r4:eb5e1000 [ 1331.216290][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.216391][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.216949][ T32] r10:61c88647 r9:8498bc00 r8:853c672c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1331.217773][ T32] r4:8413c340 [ 1331.218785][ T32] INFO: task kworker/0:334:4982 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.218866][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.219046][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.219154][ T32] Call trace: [ 1331.219224][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.219327][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.219416][ T32] r4:00000000 [ 1331.219469][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.219578][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.219648][ T32] 9d20: b85c1000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.219714][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.219777][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.219834][ T32] r5:80000113 r4:80239bb0 [ 1331.219905][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.220009][ T32] r4:82ac11e4 [ 1331.220058][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.220168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.220223][ T32] r4:eae89dc0 [ 1331.220296][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1331.221646][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1331.222061][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1331.233191][ T32] r4:847da040 ** 8 printk messages dropped ** [ 1331.233958][ T32] r10:82918888 r9:eb5d9d84 r8:00000002 r7:60000113 r6:eb5d9d8c r5:8498c800 ** 10 printk messages dropped ** [ 1331.234921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c4e00 ** 4 printk messages dropped ** [ 1331.235263][ T32] r5:00001000 r4:eb5d5000 [ 1331.235323][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.235414][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.235502][ T32] r5:8533db8c r4:8533d800 [ 1331.235568][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.235684][ T32] r7:ddde2d80 r6:83018200 r5:8533db8c r4:853cf180 [ 1331.235761][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.235863][ T32] r10:61c88647 r9:8498c800 r8:853cf1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.235935][ T32] r4:853cf180 [ 1331.236027][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.236142][ T32] r10:00000000 r9:853cf180 r8:8027f5e8 r7:eb5bde60 r6:853c6800 r5:8498c800 [ 1331.236196][ T32] r4:00000001 [ 1331.236243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.236333][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 1331.236418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.236492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.236582][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.236675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.236744][ T32] r4:853c4d80 [ 1331.237874][ T32] INFO: task kworker/1:594:4983 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.237946][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.238635][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 6 printk messages dropped ** [ 1331.239171][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1331.240008][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.240799][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.241162][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.241837][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.268863][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.269362][ T32] r5:00001000 r4:eb605000 [ 1331.269388][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.269429][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.269598][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.269893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.270954][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 9 printk messages dropped ** [ 1331.271322][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1331.271945][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1331.272150][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.284493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1331.284715][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.285015][ T32] r5:8498e000 r4:82918884 ** 5 printk messages dropped ** [ 1331.285219][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.285266][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.285311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8413c8c0 [ 1331.285347][ T32] r4:00000000 [ 1331.285387][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.285439][ T32] r9:83018005 r8:8498e000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1331.285461][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.285504][ T32] r5:00001000 r4:eb5e9000 [ 1331.285524][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.285584][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.285653][ T32] r5:8536f38c r4:8536f000 [ 1331.285677][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.285736][ T32] r7:dddced80 r6:83018000 r5:8536f38c r4:853c6900 [ 1331.285778][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.285851][ T32] r10:61c88647 r9:8498e000 r8:853c692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.285882][ T32] r4:853c6900 [ 1331.285903][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.285950][ T32] r10:00000000 r9:853c6900 r8:8027f5e8 r7:eb45de60 r6:853c6980 r5:8498e000 [ 1331.285972][ T32] r4:00000001 [ 1331.286011][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.286052][ T32] Exception stack(0xeb5edfb0 to 0xeb5edff8) [ 1331.286079][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.286113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.286159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.286191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.286213][ T32] r4:8413c780 [ 1331.286919][ T32] INFO: task kworker/0:335:4987 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.286979][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.287082][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.287156][ T32] Call trace: [ 1331.287206][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.287264][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.287327][ T32] r4:00000000 [ 1331.287352][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.287401][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.287431][ T32] 9d20: b8ce6000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.287460][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.287486][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.287531][ T32] r5:80000113 r4:80239bb0 [ 1331.287561][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.287606][ T32] r4:82ac11e4 [ 1331.287627][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.287687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.287713][ T32] r4:eae89dc0 [ 1331.287733][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.287782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.287805][ T32] r4:00000000 [ 1331.287824][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.287892][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.287918][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.287962][ T32] r5:00001000 r4:ecf8f000 [ 1331.287983][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.288045][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.288126][ T32] r5:85a3578c r4:85a35400 [ 1331.288172][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.288222][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1331.288244][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.288311][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.288338][ T32] r4:848b5600 [ 1331.288359][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.288412][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.288435][ T32] r4:00000001 [ 1331.288455][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.288501][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.288536][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1331.288632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1331.289001][ T32] r10:82918888 r9:eb5d1d84 r8:00000002 r7:60000113 r6:eb5d1d8c r5:8498ec00 ** 8 printk messages dropped ** [ 1331.289485][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.289789][ T32] r5:00001000 r4:eb5f9000 [ 1331.289809][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1331.290134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.290530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.291266][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 9 printk messages dropped ** [ 1331.291571][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1331.315016][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1331.315259][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.315511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.315622][ T32] INFO: task kworker/0:337:4992 blocked for more than 457 seconds. [ 1331.315674][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.315702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.315723][ T32] task:kworker/0:337 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.315775][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.315819][ T32] Call trace: [ 1331.315850][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.315897][ T32] r10:82918888 r9:eb5f5d84 r8:00000002 r7:60000113 r6:eb5f5d8c r5:8498b000 [ 1331.315936][ T32] r4:8498b000 [ 1331.315959][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.316022][ T32] r5:8498b000 r4:82918884 [ 1331.316046][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.316087][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.316153][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1331.316179][ T32] r4:00000000 [ 1331.316199][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.316251][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.316296][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.316340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85227b40 [ 1331.316362][ T32] r4:00000000 [ 1331.316403][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.316455][ T32] r9:83018005 r8:8498b000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1331.316477][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.316521][ T32] r5:00001000 r4:e0883000 [ 1331.316541][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.316602][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.316672][ T32] r5:853a478c r4:853a4400 [ 1331.316704][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.316751][ T32] r7:dddced80 r6:83018000 r5:853a478c r4:853c6b00 [ 1331.316772][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.316829][ T32] r10:61c88647 r9:8498b000 r8:853c6b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.316854][ T32] r4:853c6b00 [ 1331.316873][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.316920][ T32] r10:00000000 r9:853c6b00 r8:8027f5e8 r7:eb45de60 r6:853c6b80 r5:8498b000 [ 1331.316943][ T32] r4:00000001 [ 1331.316984][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.317023][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1331.317050][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.317077][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.317104][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.317133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.317176][ T32] r4:8413c500 [ 1331.317800][ T32] INFO: task kworker/0:337:4992 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.317839][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.317942][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.317990][ T32] Call trace: [ 1331.318045][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.318092][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.318125][ T32] r4:00000000 [ 1331.318157][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.318200][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.318250][ T32] 9d20: b90e2000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.318287][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.318338][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.318387][ T32] r5:80000113 r4:80239bb0 [ 1331.318412][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.318458][ T32] r4:82ac11e4 [ 1331.318488][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.318540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.318603][ T32] r4:eae89dc0 [ 1331.318646][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.318713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.318736][ T32] r4:00000000 [ 1331.318777][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.318828][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.318862][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.318930][ T32] r5:00001000 r4:ecf8f000 [ 1331.318959][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.319001][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.319066][ T32] r5:85a3578c r4:85a35400 [ 1331.319113][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.319163][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1331.319204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1331.319296][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1331.319618][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.320031][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.320343][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.320881][ T32] r5:00001000 r4:eb611000 [ 1331.320925][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.321040][ T32] r5:8533df8c r4:8533dc00 ** 4 printk messages dropped ** [ 1331.321286][ T32] r4:853cf280 ** 6 printk messages dropped ** [ 1331.321543][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.341131][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 4 printk messages dropped ** [ 1331.341389][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.341415][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.341462][ T32] r5:80000113 r4:80239bb0 [ 1331.341487][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.341533][ T32] r4:82ac11e4 [ 1331.341553][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.341671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.341710][ T32] r4:eae89dc0 [ 1331.341754][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.341832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.341870][ T32] r4:00000000 [ 1331.341894][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.341965][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.342012][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.342081][ T32] r5:00001000 r4:ecf8f000 [ 1331.342105][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.342146][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.346804][ T32] r5:85a3578c r4:85a35400 [ 1331.346860][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.346968][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1331.346994][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.347044][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.347069][ T32] r4:848b5600 [ 1331.347089][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.347136][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.347158][ T32] r4:00000001 [ 1331.347178][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.347214][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.347241][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.347270][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.347318][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.347351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.347433][ T32] r4:847da040 [ 1331.347459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.347489][ T32] INFO: task kworker/1:597:4995 blocked for more than 457 seconds. [ 1331.347519][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.347564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.347612][ T32] task:kworker/1:597 state:D stack:0 pid:4995 tgid:4995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.347698][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.347746][ T32] Call trace: [ 1331.347777][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.347865][ T32] r10:82918888 r9:eb625d84 r8:00000002 r7:60000013 r6:eb625d8c r5:853d0c00 [ 1331.347891][ T32] r4:853d0c00 [ 1331.347912][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1331.348235][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.348527][ T32] r5:00001000 r4:eb61d000 [ 1331.348549][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.348590][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1331.348653][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1331.349070][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.349945][ T32] Call trace: ** 5 printk messages dropped ** [ 1331.350191][ T32] 9d20: b960f000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1331.350531][ T32] r4:eae89dc0 ** 8 printk messages dropped ** [ 1331.350964][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.351407][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.351616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1331.352019][ T32] r4:853d0000 ** 4 printk messages dropped ** [ 1331.352176][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb635e08 ** 9 printk messages dropped ** [ 1331.364504][ T32] r5:00001000 r4:eb62d000 [ 1331.364529][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.364706][ T32] r7:ddde2d80 r6:83018200 r5:8533eb8c r4:853cf380 ** 7 printk messages dropped ** [ 1331.365015][ T32] Exception stack(0xeb635fb0 to 0xeb635ff8) ** 6 printk messages dropped ** [ 1331.365875][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.366510][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1331.366713][ T32] r4:eae89dc0 ** 8 printk messages dropped ** [ 1331.367084][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.367493][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.367628][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.367872][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.367896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.367917][ T32] task:kworker/1:599 state:D stack:0 pid:4999 tgid:4999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.367959][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.368014][ T32] Call trace: [ 1331.368069][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.368139][ T32] r10:82918888 r9:eb38dd84 r8:00000002 r7:60000113 r6:eb38dd8c r5:853d1800 [ 1331.368186][ T32] r4:853d1800 [ 1331.368209][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.368292][ T32] r5:853d1800 r4:82918884 [ 1331.368315][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.368364][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.368416][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb38de08 [ 1331.368440][ T32] r4:00000000 [ 1331.368504][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.368567][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.368609][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.368653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c5480 [ 1331.368698][ T32] r4:00000000 [ 1331.368720][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.368765][ T32] r9:83018205 r8:853d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1331.368788][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.368829][ T32] r5:00001000 r4:dfd4f000 [ 1331.368849][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.368888][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.368968][ T32] r5:8533f38c r4:8533f000 [ 1331.369001][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.369050][ T32] r7:ddde2d80 r6:83018200 r5:8533f38c r4:853cf400 [ 1331.369072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.369118][ T32] r10:61c88647 r9:853d1800 r8:853cf42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.369150][ T32] r4:853cf400 [ 1331.369172][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.369218][ T32] r10:00000000 r9:853cf400 r8:8027f5e8 r7:eb5bde60 r6:853c6d80 r5:853d1800 [ 1331.369263][ T32] r4:00000001 [ 1331.369293][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.369359][ T32] Exception stack(0xeb38dfb0 to 0xeb38dff8) [ 1331.369413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.369446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.369473][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.369502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.369540][ T32] r4:853c5100 [ 1331.369824][ T32] INFO: task kworker/1:599:4999 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.369853][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.369907][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.370013][ T32] Call trace: [ 1331.370076][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.370126][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.370159][ T32] r4:00000000 [ 1331.370191][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.370266][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.370331][ T32] 9d20: b9a33000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.370407][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.370499][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.370528][ T32] r5:80000113 r4:80239bb0 [ 1331.370572][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.370710][ T32] r4:82ac11e4 [ 1331.370745][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.370799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.370823][ T32] r4:eae89dc0 [ 1331.370843][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.370890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.370912][ T32] r4:00000000 [ 1331.370931][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.370998][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 6 printk messages dropped ** [ 1331.371379][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 7 printk messages dropped ** [ 1331.371778][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 7 printk messages dropped ** [ 1331.372001][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1331.395686][ T32] r5:853d2400 r4:82918884 ** 6 printk messages dropped ** [ 1331.396088][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1331.396361][ T32] r5:00001000 r4:e01c5000 ** 2 printk messages dropped ** [ 1331.396506][ T32] r5:8533ef8c r4:8533ec00 ** 9 printk messages dropped ** [ 1331.396899][ T32] Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) ** 7 printk messages dropped ** [ 1331.397903][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.398262][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 9 printk messages dropped ** [ 1331.398716][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.399053][ T32] r5:85a3578c r4:85a35400 ** 6 printk messages dropped ** [ 1331.399301][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 9 printk messages dropped ** [ 1331.399595][ T32] INFO: task kworker/1:601:5004 blocked for more than 457 seconds. ** 4 printk messages dropped ** [ 1331.399802][ T32] Call trace: [ 1331.399837][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.399883][ T32] r10:82918888 r9:eb469d84 r8:00000002 r7:60000113 r6:eb469d8c r5:853d3000 [ 1331.399906][ T32] r4:853d3000 [ 1331.399927][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.400002][ T32] r5:853d3000 r4:82918884 [ 1331.400039][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.400095][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.400144][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 [ 1331.400167][ T32] r4:00000000 [ 1331.400187][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.400223][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.400285][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.400351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c5640 [ 1331.400389][ T32] r4:00000000 [ 1331.400414][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.400465][ T32] r9:83018205 r8:853d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1331.400519][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.400577][ T32] r5:00001000 r4:e074d000 [ 1331.400600][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.400664][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.400712][ T32] r5:8533f78c r4:8533f400 [ 1331.400745][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.400794][ T32] r7:ddde2d80 r6:83018200 r5:8533f78c r4:853cf500 [ 1331.400817][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.400874][ T32] r10:61c88647 r9:853d3000 r8:853cf52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.400901][ T32] r4:853cf500 [ 1331.400920][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.400982][ T32] r10:00000000 r9:853cf500 r8:8027f5e8 r7:eb3b9e60 r6:853c6e80 r5:853d3000 [ 1331.401007][ T32] r4:00000001 [ 1331.401027][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.401068][ T32] Exception stack(0xeb469fb0 to 0xeb469ff8) [ 1331.401096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.401124][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.401152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.401209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.401267][ T32] r4:853c5500 [ 1331.401591][ T32] INFO: task kworker/1:601:5004 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.401628][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.401705][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.401794][ T32] Call trace: [ 1331.401852][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.401902][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.401925][ T32] r4:00000000 [ 1331.401955][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.402018][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.402073][ T32] 9d20: b9e57000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.402105][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.402143][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.402170][ T32] r5:80000113 r4:80239bb0 [ 1331.422650][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.422851][ T32] r4:82ac11e4 [ 1331.422906][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.423020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.423086][ T32] r4:eae89dc0 [ 1331.423129][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.423215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.423259][ T32] r4:00000000 [ 1331.423299][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.423396][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 7 printk messages dropped ** [ 1331.424046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.424436][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.424790][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.425198][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.425640][ T32] r5:00001000 r4:e8aa5000 [ 1331.425660][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.425803][ T32] r7:ddde2d80 r6:83018200 r5:8534478c r4:853cf580 ** 9 printk messages dropped ** [ 1331.426109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.427119][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.427415][ T32] 9d20: ba2bf000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1331.427946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1331.428439][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.428486][ T32] r4:848b5600 [ 1331.428508][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.428577][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.428602][ T32] r4:00000001 [ 1331.428623][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.428660][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.428686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.428723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.428754][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.428815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.428846][ T32] r4:847da040 [ 1331.428866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.428911][ T32] INFO: task kworker/1:603:5007 blocked for more than 457 seconds. [ 1331.428941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.428964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.428993][ T32] task:kworker/1:603 state:D stack:0 pid:5007 tgid:5007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.429040][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.429093][ T32] Call trace: [ 1331.429125][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.429170][ T32] r10:82918888 r9:eb499d84 r8:00000002 r7:60000113 r6:eb499d8c r5:853d4800 [ 1331.429208][ T32] r4:853d4800 [ 1331.429239][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.429290][ T32] r5:853d4800 r4:82918884 [ 1331.429333][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.429379][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.429424][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb499e08 [ 1331.429445][ T32] r4:00000000 [ 1331.429464][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.429500][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.429537][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.429585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c58c0 [ 1331.429610][ T32] r4:00000000 [ 1331.429630][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.429674][ T32] r9:83018205 r8:853d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.429694][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.429735][ T32] r5:00001000 r4:e0905000 [ 1331.429779][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.429822][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.429864][ T32] r5:8533ff8c r4:8533fc00 [ 1331.429883][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.429967][ T32] r7:ddde2d80 r6:83018200 r5:8533ff8c r4:853cf600 [ 1331.429992][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.430039][ T32] r10:61c88647 r9:853d4800 r8:853cf62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.430062][ T32] r4:853cf600 [ 1331.430081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.430145][ T32] r10:00000000 r9:853cf600 r8:8027f5e8 r7:eb475e60 r6:853c6f80 r5:853d4800 [ 1331.430192][ T32] r4:00000001 [ 1331.430215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.430251][ T32] Exception stack(0xeb499fb0 to 0xeb499ff8) [ 1331.430299][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.430330][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.430378][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.430418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.430449][ T32] r4:853c5680 [ 1331.430848][ T32] INFO: task kworker/1:603:5007 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.430884][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.430960][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.431009][ T32] Call trace: [ 1331.431037][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1331.431214][ T32] 9d20: ba2bf000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 10 printk messages dropped ** [ 1331.431564][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.431865][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1331.431997][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1331.450596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1331.451165][ T32] r10:82918888 r9:eb4c1d84 r8:00000002 r7:60000113 r6:eb4c1d8c r5:853d5400 ** 10 printk messages dropped ** [ 1331.451700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c5980 ** 4 printk messages dropped ** [ 1331.451913][ T32] r5:00001000 r4:e09f7000 ** 1 printk messages dropped ** [ 1331.451979][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.452150][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.466658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.468473][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.468718][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 3 printk messages dropped ** [ 1331.468951][ T32] 9d20: ba90f000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 4 printk messages dropped ** [ 1331.469425][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1331.469653][ T32] r4:eae89dc0 ** 2 printk messages dropped ** [ 1331.469922][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.470103][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.470696][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.470737][ T32] r4:848b5600 [ 1331.470794][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.470880][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.470932][ T32] r4:00000001 [ 1331.470982][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.471049][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.471096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.471169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.471221][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.471297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.471342][ T32] r4:847da040 [ 1331.471390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.471469][ T32] INFO: task kworker/1:605:5011 blocked for more than 457 seconds. [ 1331.471527][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.471595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.471657][ T32] task:kworker/1:605 state:D stack:0 pid:5011 tgid:5011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.471752][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.471850][ T32] Call trace: [ 1331.471930][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.472007][ T32] r10:82918888 r9:eb4ddd84 r8:00000002 r7:60000013 r6:eb4ddd8c r5:853d6000 [ 1331.472047][ T32] r4:853d6000 [ 1331.472083][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.472198][ T32] r5:853d6000 r4:82918884 [ 1331.472249][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.472428][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.482932][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 [ 1331.483021][ T32] r4:00000000 [ 1331.483078][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.483191][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.483271][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.483381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dd100 [ 1331.483428][ T32] r4:00000000 [ 1331.483466][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.483657][ T32] r9:83018205 r8:853d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1331.483711][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.483828][ T32] r5:00001000 r4:eb0ed000 [ 1331.483896][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.484045][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.484139][ T32] r5:8534638c r4:85346000 [ 1331.484190][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.484274][ T32] r7:ddde2d80 r6:83018200 r5:8534638c r4:853cf700 [ 1331.484313][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.484401][ T32] r10:61c88647 r9:853d6000 r8:853cf72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.484441][ T32] r4:853cf700 [ 1331.484522][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.484610][ T32] r10:00000000 r9:853cf700 r8:8027f5e8 r7:eb475e60 r6:85222080 r5:853d6000 [ 1331.484681][ T32] r4:00000001 [ 1331.484730][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.484831][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) [ 1331.484887][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.484940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.484988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.485042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.485082][ T32] r4:853c59c0 [ 1331.486308][ T32] INFO: task kworker/1:605:5011 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.486383][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.486536][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.486684][ T32] Call trace: [ 1331.486747][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.486845][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.486914][ T32] r4:00000000 [ 1331.486955][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.487067][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.487123][ T32] 9d20: ba90f000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.487177][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.487222][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.487288][ T32] r5:80000113 r4:80239bb0 [ 1331.487337][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.487438][ T32] r4:82ac11e4 [ 1331.487501][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.487592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.487636][ T32] r4:eae89dc0 [ 1331.487673][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.487753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 2 printk messages dropped ** [ 1331.488001][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 16 printk messages dropped ** [ 1331.489192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1331.490583][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.491374][ T32] r5:00001000 r4:eabfd000 ** 5 printk messages dropped ** [ 1331.491786][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1331.534051][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1331.534407][ T32] 9d20: baf98000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.534484][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.534535][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.534608][ T32] r5:80000113 r4:80239bb0 [ 1331.534650][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.534734][ T32] r4:82ac11e4 [ 1331.534773][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.534861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.534902][ T32] r4:eae89dc0 [ 1331.534937][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.535017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.535056][ T32] r4:00000000 [ 1331.535091][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.535171][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.535211][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.535288][ T32] r5:00001000 r4:ecf8f000 [ 1331.535351][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.535482][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.535565][ T32] r5:85a3578c r4:85a35400 [ 1331.535626][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.535715][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1331.535754][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.535835][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1331.536848][ T32] INFO: task kworker/1:607:5015 blocked for more than 458 seconds. ** 14 printk messages dropped ** [ 1331.537852][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1331.538550][ T32] r5:00001000 r4:eacff000 [ 1331.538630][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.538930][ T32] r7:ddde2d80 r6:83018200 r5:8534538c r4:853cf800 ** 9 printk messages dropped ** [ 1331.539557][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.541168][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 10 printk messages dropped ** [ 1331.541830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 10 printk messages dropped ** [ 1331.563158][ T32] r5:85a3578c r4:85a35400 ** 6 printk messages dropped ** [ 1331.563584][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 16 printk messages dropped ** [ 1331.564689][ T32] r10:82918888 r9:eb63dd84 r8:00000002 r7:60000113 r6:eb63dd8c r5:84891800 ** 15 printk messages dropped ** [ 1331.565816][ T32] r5:00001000 r4:ead41000 ** 1 printk messages dropped ** [ 1331.565937][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.566748][ T32] Exception stack(0xeb63dfb0 to 0xeb63dff8) ** 7 printk messages dropped ** [ 1331.568520][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.569286][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1331.570038][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1331.571508][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1331.593058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1331.594071][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1331.594304][ T32] r9:83018205 r8:84893000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1331.594343][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.594420][ T32] r5:00001000 r4:ead83000 [ 1331.594471][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.594545][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.594643][ T32] r5:85345b8c r4:85345800 [ 1331.594681][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.594762][ T32] r7:ddde2d80 r6:83018200 r5:85345b8c r4:853cf900 [ 1331.594800][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.594879][ T32] r10:61c88647 r9:84893000 r8:853cf92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.594918][ T32] r4:853cf900 [ 1331.594953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.595033][ T32] r10:00000000 r9:853cf900 r8:8027f5e8 r7:eb4dde60 r6:85222280 r5:84893000 [ 1331.595074][ T32] r4:00000001 [ 1331.595109][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.595172][ T32] Exception stack(0xeb645fb0 to 0xeb645ff8) [ 1331.595222][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.595316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.595377][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.595431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.595469][ T32] r4:8413c200 [ 1331.596683][ T32] INFO: task kworker/1:609:5019 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.596737][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.596951][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.597032][ T32] Call trace: [ 1331.597098][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.597215][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.597261][ T32] r4:00000000 [ 1331.597297][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.597373][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.597428][ T32] 9d20: bb53e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.597481][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.597526][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.597568][ T32] r5:80000113 r4:80239bb0 [ 1331.597604][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.597679][ T32] r4:82ac11e4 [ 1331.597716][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.597870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.597984][ T32] r4:eae89dc0 [ 1331.598025][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.598106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.598171][ T32] r4:00000000 [ 1331.598220][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.598304][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.598343][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.598424][ T32] r5:00001000 r4:ecf8f000 [ 1331.598460][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.598528][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.598621][ T32] r5:85a3578c r4:85a35400 [ 1331.598660][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.598770][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1331.598831][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.598928][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.598998][ T32] r4:848b5600 [ 1331.599047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.599168][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.599222][ T32] r4:00000001 [ 1331.599363][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.599451][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.599499][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.599556][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.599628][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.599686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.599737][ T32] r4:847da040 [ 1331.599788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.599841][ T32] INFO: task kworker/1:610:5021 blocked for more than 458 seconds. ** 2 printk messages dropped ** [ 1331.599983][ T32] task:kworker/1:610 state:D stack:0 pid:5021 tgid:5021 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1331.601186][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1331.601731][ T32] r5:00001000 r4:eadab000 [ 1331.601782][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.601856][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.601928][ T32] r5:85344b8c r4:85344800 [ 1331.601963][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.602040][ T32] r7:ddde2d80 r6:83018200 r5:85344b8c r4:853cf980 [ 1331.602076][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.602172][ T32] r10:61c88647 r9:84893c00 r8:853cf9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.627242][ T32] r4:853cf980 [ 1331.627346][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.627473][ T32] r10:00000000 r9:853cf980 r8:8027f5e8 r7:eb4dde60 r6:85222300 r5:84893c00 [ 1331.627518][ T32] r4:00000001 [ 1331.627579][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.627676][ T32] Exception stack(0xeb64dfb0 to 0xeb64dff8) [ 1331.627733][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.628014][ T32] r4:853c5e80 ** 7 printk messages dropped ** [ 1331.629958][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1331.631225][ T32] r5:00001000 r4:ecf8f000 ** 10 printk messages dropped ** [ 1331.631937][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1331.653074][ T32] INFO: task kworker/1:611:5023 blocked for more than 458 seconds. ** 13 printk messages dropped ** [ 1331.654166][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.654801][ T32] r5:00001000 r4:eaedf000 [ 1331.654839][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1331.655621][ T32] Exception stack(0xeb655fb0 to 0xeb655ff8) ** 10 printk messages dropped ** [ 1331.657626][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 13 printk messages dropped ** [ 1331.658526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 14 printk messages dropped ** [ 1331.659656][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 14 printk messages dropped ** [ 1331.660852][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.661405][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.661492][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1331.661596][ T32] r4:00000000 [ 1331.661645][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.661710][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.661775][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.661852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dd040 [ 1331.661893][ T32] r4:00000000 [ 1331.661952][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.662041][ T32] r9:83018205 r8:84895400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1331.662079][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.662220][ T32] r5:00001000 r4:eaf4b000 [ 1331.685352][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.685432][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.685501][ T32] r5:8534678c r4:85346400 [ 1331.685570][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.685647][ T32] r7:ddde2d80 r6:83018200 r5:8534678c r4:853cfa80 [ 1331.685674][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.685765][ T32] r10:61c88647 r9:84895400 r8:853cfaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.685792][ T32] r4:853cfa80 [ 1331.685812][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.685860][ T32] r10:00000000 r9:853cfa80 r8:8027f5e8 r7:eb4dde60 r6:85222400 r5:84895400 [ 1331.685883][ T32] r4:00000001 [ 1331.685923][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.686000][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) [ 1331.686034][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.686063][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.686089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.686117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.686140][ T32] r4:8413cd80 [ 1331.686826][ T32] INFO: task kworker/1:612:5025 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.686862][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.686952][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.687043][ T32] Call trace: [ 1331.687100][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.687153][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.687198][ T32] r4:00000000 [ 1331.687243][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.687287][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.687316][ T32] 9d20: bbe30000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.687345][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.687373][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.687411][ T32] r5:80000113 r4:80239bb0 [ 1331.687456][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1331.687646][ T32] r4:eae89dc0 ** 11 printk messages dropped ** [ 1331.688189][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 12 printk messages dropped ** [ 1331.688786][ T32] r4:847da040 ** 8 printk messages dropped ** [ 1331.689188][ T32] r10:82918888 r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:84890000 ** 15 printk messages dropped ** [ 1331.689906][ T32] r5:00001000 r4:eb121000 ** 1 printk messages dropped ** [ 1331.690013][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1331.690732][ T32] r4:850dd000 ** 6 printk messages dropped ** [ 1331.691574][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.692009][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1331.705595][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1331.706113][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1331.706477][ T32] r4:847da040 [ 1331.706531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.706607][ T32] INFO: task kworker/1:614:5029 blocked for more than 458 seconds. [ 1331.706702][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.706750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.706797][ T32] task:kworker/1:614 state:D stack:0 pid:5029 tgid:5029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.706879][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.706950][ T32] Call trace: [ 1331.707005][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.707056][ T32] r10:82918888 r9:eb66dd84 r8:00000002 r7:60000113 r6:eb66dd8c r5:84896c00 [ 1331.707101][ T32] r4:84896c00 [ 1331.707146][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.707188][ T32] r5:84896c00 r4:82918884 [ 1331.707210][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.707249][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.707295][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 [ 1331.707319][ T32] r4:00000000 [ 1331.707340][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.707383][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.707425][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.707493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dd480 [ 1331.707521][ T32] r4:00000000 [ 1331.707542][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.707588][ T32] r9:83018205 r8:84896c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1331.707610][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.707652][ T32] r5:00001000 r4:eb15d000 [ 1331.707693][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.707737][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.707780][ T32] r5:85346b8c r4:85346800 [ 1331.707823][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.707875][ T32] r7:ddde2d80 r6:83018200 r5:85346b8c r4:853cfb80 [ 1331.707898][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.707946][ T32] r10:61c88647 r9:84896c00 r8:853cfbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.707978][ T32] r4:853cfb80 [ 1331.708002][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.708053][ T32] r10:00000000 r9:853cfb80 r8:8027f5e8 r7:eb665e60 r6:85222500 r5:84896c00 ** 4 printk messages dropped ** [ 1331.708211][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1331.709643][ T32] r5:80000113 r4:80239bb0 ** 11 printk messages dropped ** [ 1331.710243][ T32] r5:00001000 r4:ecf8f000 ** 9 printk messages dropped ** [ 1331.710766][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 14 printk messages dropped ** [ 1331.711302][ T32] Call trace: ** 9 printk messages dropped ** [ 1331.711833][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1331.712188][ T32] r5:00001000 r4:eb385000 ** 7 printk messages dropped ** [ 1331.738724][ T32] r4:853cfc00 ** 9 printk messages dropped ** [ 1331.739352][ T32] r4:850dd140 ** 7 printk messages dropped ** [ 1331.740889][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1331.741348][ T32] r4:eae89dc0 ** 9 printk messages dropped ** [ 1331.741986][ T32] r5:85a3578c r4:85a35400 ** 6 printk messages dropped ** [ 1331.755194][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 14 printk messages dropped ** [ 1331.755973][ T32] Call trace: ** 9 printk messages dropped ** [ 1331.756597][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1331.757236][ T32] r5:00001000 r4:eb193000 ** 6 printk messages dropped ** [ 1331.757579][ T32] r10:61c88647 r9:852e0000 r8:853cfcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1331.758119][ T32] r4:850dd140 [ 1331.759185][ T32] INFO: task kworker/1:616:5033 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.759249][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.759313][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.759384][ T32] Call trace: [ 1331.759442][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.759492][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.759531][ T32] r4:00000000 [ 1331.759580][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.759658][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.759690][ T32] 9d20: bc87e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.759719][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.759744][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.759779][ T32] r5:80000113 r4:80239bb0 [ 1331.759804][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.759871][ T32] r4:82ac11e4 [ 1331.759902][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.760006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.760054][ T32] r4:eae89dc0 [ 1331.760096][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.760194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.760243][ T32] r4:00000000 [ 1331.760286][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.760412][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.760461][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.760565][ T32] r5:00001000 r4:ecf8f000 [ 1331.760614][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.760713][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.760790][ T32] r5:85a3578c r4:85a35400 [ 1331.760813][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.760879][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1331.760909][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.760989][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.761038][ T32] r4:848b5600 [ 1331.761073][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.761166][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.761210][ T32] r4:00000001 [ 1331.761259][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.761357][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.761441][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.761515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.761560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.761608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.761653][ T32] r4:847da040 [ 1331.761686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.761728][ T32] INFO: task kworker/1:617:5035 blocked for more than 458 seconds. [ 1331.761763][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.761812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.761851][ T32] task:kworker/1:617 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.761960][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.762049][ T32] Call trace: [ 1331.762115][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.785377][ T32] r10:82918888 r9:eb675d84 r8:00000002 r7:60000113 r6:eb675d8c r5:852e1800 [ 1331.785538][ T32] r4:852e1800 [ 1331.785575][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.785641][ T32] r5:852e1800 r4:82918884 [ 1331.785664][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1331.786156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dd740 ** 4 printk messages dropped ** [ 1331.786501][ T32] r5:00001000 r4:eb263000 [ 1331.786545][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.786647][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.786884][ T32] r7:ddde2d80 r6:83018200 r5:8534778c r4:853cfd80 ** 8 printk messages dropped ** [ 1331.787534][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.789295][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1331.790049][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1331.790258][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1331.790761][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1331.791274][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.791653][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.791702][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.791768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.791820][ T32] r4:847da040 [ 1331.791864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.791921][ T32] INFO: task kworker/1:618:5037 blocked for more than 458 seconds. [ 1331.791976][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.792013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.792034][ T32] task:kworker/1:618 state:D stack:0 pid:5037 tgid:5037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.792132][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.802936][ T32] Call trace: [ 1331.803017][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.803164][ T32] r10:82918888 r9:eb679d84 r8:00000002 r7:60000113 r6:eb679d8c r5:85306c00 [ 1331.803220][ T32] r4:85306c00 [ 1331.803297][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.803421][ T32] r5:85306c00 r4:82918884 [ 1331.803483][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.803551][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.803608][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 [ 1331.803635][ T32] r4:00000000 [ 1331.803713][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.803825][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.803923][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.803998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dd980 [ 1331.804044][ T32] r4:00000000 [ 1331.804069][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.804119][ T32] r9:83018205 r8:85306c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1331.804144][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.804201][ T32] r5:00001000 r4:eb2c1000 [ 1331.804242][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.804314][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.804408][ T32] r5:85347f8c r4:85347c00 [ 1331.804455][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.804551][ T32] r7:ddde2d80 r6:83018200 r5:85347f8c r4:853cfe80 [ 1331.804602][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.804700][ T32] r10:61c88647 r9:85306c00 r8:853cfeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.804749][ T32] r4:853cfe80 [ 1331.804797][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.804897][ T32] r10:00000000 r9:853cfe80 r8:8027f5e8 r7:eb671e60 r6:853cff00 r5:85306c00 [ 1331.804950][ T32] r4:00000001 [ 1331.804987][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.805057][ T32] Exception stack(0xeb679fb0 to 0xeb679ff8) [ 1331.805123][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.805183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.805238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.805301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.805356][ T32] r4:850dd7c0 [ 1331.806420][ T32] INFO: task kworker/1:618:5037 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.806471][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.806541][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.806696][ T32] Call trace: [ 1331.806732][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.806805][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.806836][ T32] r4:00000000 [ 1331.806857][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.806920][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.806952][ T32] 9d20: bcebc000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.806983][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.807009][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.807034][ T32] r5:80000113 r4:80239bb0 [ 1331.807055][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.807127][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1331.807278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 10 printk messages dropped ** [ 1331.807782][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1331.808130][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1331.808631][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.809341][ T32] Call trace: ** 7 printk messages dropped ** [ 1331.809879][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 ** 7 printk messages dropped ** [ 1331.810175][ T32] r9:83018205 r8:8537e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 1 printk messages dropped ** [ 1331.810304][ T32] r5:00001000 r4:eafcd000 ** 3 printk messages dropped ** [ 1331.810604][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1331.811414][ T32] r4:850dd880 ** 7 printk messages dropped ** [ 1331.846385][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1331.847474][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1331.847981][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.848054][ T32] r4:848b5600 [ 1331.848109][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.848208][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.848234][ T32] r4:00000001 [ 1331.848256][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.848294][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.848320][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.848348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.848411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.848479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.848526][ T32] r4:847da040 [ 1331.848553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.848583][ T32] INFO: task kworker/1:620:5041 blocked for more than 458 seconds. [ 1331.848619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.848645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.848695][ T32] task:kworker/1:620 state:D stack:0 pid:5041 tgid:5041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.848800][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.848887][ T32] Call trace: [ 1331.848975][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.849067][ T32] r10:82918888 r9:eb681d84 r8:00000002 r7:60000013 r6:eb681d8c r5:852e8000 [ 1331.849118][ T32] r4:852e8000 [ 1331.849160][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.849235][ T32] r5:852e8000 r4:82918884 [ 1331.849268][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.849308][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.849352][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 1331.849379][ T32] r4:00000000 [ 1331.849399][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.849435][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.849484][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.849565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ddc80 [ 1331.849641][ T32] r4:00000000 [ 1331.849687][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.849762][ T32] r9:83018205 r8:852e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1331.849787][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.849882][ T32] r5:00001000 r4:eb3a1000 [ 1331.849928][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.849971][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.850013][ T32] r5:8540c38c r4:8540c000 [ 1331.850033][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.850077][ T32] r7:ddde2d80 r6:83018200 r5:8540c38c r4:84aa7080 [ 1331.850112][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.850161][ T32] r10:61c88647 r9:852e8000 r8:84aa70ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1331.850318][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.850729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1331.851755][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 10 printk messages dropped ** [ 1331.859406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 10 printk messages dropped ** [ 1331.860124][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1331.860390][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1331.860838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 12 printk messages dropped ** [ 1331.861585][ T32] r5:852e8c00 r4:82918884 ** 12 printk messages dropped ** [ 1331.872824][ T32] r5:00001000 r4:eb3c5000 [ 1331.872863][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.872939][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.872988][ T32] r5:8540cb8c r4:8540c800 [ 1331.873010][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.873102][ T32] r7:ddde2d80 r6:83018200 r5:8540cb8c r4:84aa7180 [ 1331.873148][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.873200][ T32] r10:61c88647 r9:852e8c00 r8:84aa71ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.873226][ T32] r4:84aa7180 [ 1331.873246][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.873292][ T32] r10:00000000 r9:84aa7180 r8:8027f5e8 r7:eb67de60 r6:84aa7200 r5:852e8c00 [ 1331.873315][ T32] r4:00000001 [ 1331.873346][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.873435][ T32] Exception stack(0xeb685fb0 to 0xeb685ff8) [ 1331.873488][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.873541][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.873571][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.873600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.873626][ T32] r4:850dd880 [ 1331.874385][ T32] INFO: task kworker/1:621:5043 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.874444][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.874540][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.874679][ T32] Call trace: [ 1331.874725][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.874790][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.874833][ T32] r4:00000000 [ 1331.874856][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.874896][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.874926][ T32] 9d20: bdc7e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.874955][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.874989][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.875040][ T32] r5:80000113 r4:80239bb0 [ 1331.875072][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.875187][ T32] r4:82ac11e4 [ 1331.875217][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.875271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.875294][ T32] r4:eae89dc0 [ 1331.875313][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.875411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.875438][ T32] r4:00000000 [ 1331.875480][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.875531][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.875576][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.875624][ T32] r5:00001000 r4:ecf8f000 [ 1331.875645][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.875686][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.875729][ T32] r5:85a3578c r4:85a35400 [ 1331.875749][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.875795][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1331.875816][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.875881][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.875907][ T32] r4:848b5600 [ 1331.875948][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.875998][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.876021][ T32] r4:00000001 [ 1331.876062][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.876102][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.876130][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.876201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.876232][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.876262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.876347][ T32] r4:847da040 [ 1331.876406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.876459][ T32] INFO: task kworker/1:622:5045 blocked for more than 458 seconds. ** 2 printk messages dropped ** [ 1331.876584][ T32] task:kworker/1:622 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1331.877143][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1331.877489][ T32] r5:00001000 r4:eb407000 [ 1331.877512][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.877553][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.877700][ T32] r7:ddde2d80 r6:83018200 r5:8540c78c r4:84aa7280 ** 8 printk messages dropped ** [ 1331.878087][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.878798][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1331.879011][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1331.879464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1331.880061][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1331.880314][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.880812][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.880920][ T32] Call trace: [ 1331.880992][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.881061][ T32] r10:82918888 r9:eb619d84 r8:00000002 r7:60000113 r6:eb619d8c r5:852eb000 [ 1331.881087][ T32] r4:852eb000 [ 1331.881116][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.881160][ T32] r5:852eb000 r4:82918884 [ 1331.881180][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.881217][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.881270][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 [ 1331.881295][ T32] r4:00000000 [ 1331.881315][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.881362][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.881418][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.881467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a8a000 [ 1331.881490][ T32] r4:00000000 [ 1331.881542][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.881617][ T32] r9:83018205 r8:852eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1331.881643][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.881687][ T32] r5:00001000 r4:eb419000 [ 1331.881706][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.881767][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.881812][ T32] r5:8540d38c r4:8540d000 [ 1331.881841][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.881929][ T32] r7:ddde2d80 r6:83018200 r5:8540d38c r4:84aa7380 [ 1331.881974][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.882034][ T32] r10:61c88647 r9:852eb000 r8:84aa73ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.882081][ T32] r4:84aa7380 [ 1331.882104][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.882195][ T32] r10:00000000 r9:84aa7380 r8:8027f5e8 r7:eb67de60 r6:84aa7400 r5:852eb000 [ 1331.905051][ T32] r4:00000001 [ 1331.905109][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.905177][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 1331.905209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.905238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.905266][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.905296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.905318][ T32] r4:850ddf80 [ 1331.906073][ T32] INFO: task kworker/1:623:5047 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.906111][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.906179][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.906232][ T32] Call trace: [ 1331.906291][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.906347][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.906379][ T32] r4:00000000 [ 1331.906401][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1331.906716][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1331.906876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1331.907284][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 2 printk messages dropped ** [ 1331.907379][ T32] r4:848b5600 [ 1331.907421][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.907507][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.907555][ T32] r4:00000001 [ 1331.907600][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.907655][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.907686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.907735][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.907765][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.907795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.907818][ T32] r4:847da040 [ 1331.907839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.907877][ T32] INFO: task kworker/1:624:5049 blocked for more than 458 seconds. [ 1331.907911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.907936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.907967][ T32] task:kworker/1:624 state:D stack:0 pid:5049 tgid:5049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.908038][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.908091][ T32] Call trace: [ 1331.908125][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.908192][ T32] r10:82918888 r9:eb691d84 r8:00000002 r7:60000013 r6:eb691d8c r5:852ea400 [ 1331.908224][ T32] r4:852ea400 [ 1331.908246][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.908285][ T32] r5:852ea400 r4:82918884 [ 1331.908305][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.908363][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.908438][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb691e08 [ 1331.908464][ T32] r4:00000000 [ 1331.908506][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.908546][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.908603][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.908684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a8a640 [ 1331.908707][ T32] r4:00000000 [ 1331.908737][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.908793][ T32] r9:83018205 r8:852ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1331.908815][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.908887][ T32] r5:00001000 r4:e8aed000 [ 1331.908911][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.908974][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.909020][ T32] r5:8540cf8c r4:8540cc00 [ 1331.909040][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.909085][ T32] r7:ddde2d80 r6:83018200 r5:8540cf8c r4:84aa7480 [ 1331.909107][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.909152][ T32] r10:61c88647 r9:852ea400 r8:84aa74ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.909174][ T32] r4:84aa7480 ** 2 printk messages dropped ** [ 1331.909280][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1331.909409][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.909579][ T32] r4:84a8a180 [ 1331.909961][ T32] INFO: task kworker/1:624:5049 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.909992][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.910062][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.910131][ T32] Call trace: [ 1331.910184][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.910274][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.910301][ T32] r4:00000000 [ 1331.910322][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.910361][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.910396][ T32] 9d20: bdf9d000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.910443][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.910472][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.910497][ T32] r5:80000113 r4:80239bb0 [ 1331.910576][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.910665][ T32] r4:82ac11e4 [ 1331.910699][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.910752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.910775][ T32] r4:eae89dc0 [ 1331.910812][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.910862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.910884][ T32] r4:00000000 [ 1331.910903][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.910950][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.910971][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.911013][ T32] r5:00001000 r4:ecf8f000 [ 1331.911033][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.911094][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.911141][ T32] r5:85a3578c r4:85a35400 [ 1331.911162][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.911208][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1331.911249][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.911299][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.911322][ T32] r4:848b5600 [ 1331.911340][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.911391][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.911445][ T32] r4:00000001 [ 1331.911469][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.911515][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.911565][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.911596][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.911628][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.911657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.911678][ T32] r4:847da040 [ 1331.911697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.911721][ T32] INFO: task kworker/0:338:5053 blocked for more than 458 seconds. [ 1331.911748][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.911771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1331.912018][ T32] r10:82918888 r9:eb68dd84 r8:00000002 r7:60000113 r6:eb68dd8c r5:853e8000 ** 8 printk messages dropped ** [ 1331.932875][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1331.933145][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.933194][ T32] r5:00001000 r4:ead59000 [ 1331.933237][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.933303][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1331.933378][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.933427][ T32] r7:dddced80 r6:83018000 r5:847e338c r4:85222600 [ 1331.933448][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.933493][ T32] r10:61c88647 r9:853e8000 r8:8522262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.933516][ T32] r4:85222600 [ 1331.933556][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.933607][ T32] r10:00000000 r9:85222600 r8:8027f5e8 r7:eb5f5e60 r6:85222680 r5:853e8000 [ 1331.933630][ T32] r4:00000001 [ 1331.933649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.933688][ T32] Exception stack(0xeb68dfb0 to 0xeb68dff8) [ 1331.933717][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.933768][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.933798][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.933827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.933850][ T32] r4:84a81080 [ 1331.934594][ T32] INFO: task kworker/0:338:5053 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.934681][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.934811][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.934904][ T32] Call trace: [ 1331.934959][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.935031][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.935059][ T32] r4:00000000 [ 1331.935099][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.935142][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.935191][ T32] 9d20: be443000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.935224][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.935249][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.935274][ T32] r5:80000113 r4:80239bb0 [ 1331.935295][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.935339][ T32] r4:82ac11e4 [ 1331.935359][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.935434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.935481][ T32] r4:eae89dc0 [ 1331.935569][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.935619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.935641][ T32] r4:00000000 [ 1331.935673][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.935722][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.935744][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.935786][ T32] r5:00001000 r4:ecf8f000 [ 1331.935828][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.935871][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.935936][ T32] r5:85a3578c r4:85a35400 [ 1331.935959][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.936006][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1331.936028][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.936075][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.936118][ T32] r4:848b5600 [ 1331.936141][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.936209][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.936235][ T32] r4:00000001 [ 1331.936276][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.936316][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1331.936342][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.936377][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.936427][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.936464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.936508][ T32] r4:847da040 [ 1331.936597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.936634][ T32] INFO: task kworker/1:625:5054 blocked for more than 458 seconds. [ 1331.936667][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.936714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.936738][ T32] task:kworker/1:625 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.936808][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.936850][ T32] Call trace: [ 1331.936962][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1331.937011][ T32] r10:82918888 r9:eb6a1d84 r8:00000002 r7:60000013 r6:eb6a1d8c r5:853ea400 [ 1331.937057][ T32] r4:853ea400 [ 1331.937080][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1331.937129][ T32] r5:853ea400 r4:82918884 [ 1331.937152][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.937189][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.937233][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a1e08 ** 4 printk messages dropped ** [ 1331.937400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a81140 ** 4 printk messages dropped ** [ 1331.937568][ T32] r5:00001000 r4:eae13000 [ 1331.937605][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.937653][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.937787][ T32] r7:ddde2d80 r6:83018200 r5:8540db8c r4:84aa7580 ** 2 printk messages dropped ** [ 1331.937907][ T32] r4:84aa7580 [ 1331.937953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.938021][ T32] r10:00000000 r9:84aa7580 r8:8027f5e8 r7:eb67de60 r6:85222700 r5:853ea400 [ 1331.938047][ T32] r4:00000001 [ 1331.938076][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.938124][ T32] Exception stack(0xeb6a1fb0 to 0xeb6a1ff8) [ 1331.938161][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.938192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.938218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.938247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.938268][ T32] r4:84a8a600 [ 1331.938696][ T32] INFO: task kworker/1:625:5054 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.938760][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.938820][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.938864][ T32] Call trace: [ 1331.938893][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.938939][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.938961][ T32] r4:00000000 [ 1331.938980][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.939039][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.939072][ T32] 9d20: be443000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.939122][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.939171][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.939211][ T32] r5:80000113 r4:80239bb0 [ 1331.939235][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.939279][ T32] r4:82ac11e4 [ 1331.939330][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.939389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.939467][ T32] r4:eae89dc0 [ 1331.939491][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.939561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.939611][ T32] r4:00000000 [ 1331.939638][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.939704][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.939729][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.939773][ T32] r5:00001000 r4:ecf8f000 [ 1331.939794][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.939857][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.939925][ T32] r5:85a3578c r4:85a35400 [ 1331.939955][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.940012][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1331.940036][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.940083][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1331.940206][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 9 printk messages dropped ** [ 1331.940580][ T32] INFO: task kworker/0:339:5058 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1331.940874][ T32] r4:852ee000 ** 5 printk messages dropped ** [ 1331.941137][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.941385][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.941516][ T32] r5:00001000 r4:eae45000 [ 1331.941536][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.941597][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.941663][ T32] r5:847e378c r4:847e3400 ** 1 printk messages dropped ** [ 1331.941780][ T32] r7:dddced80 r6:83018000 r5:847e378c r4:85222780 ** 7 printk messages dropped ** [ 1331.942191][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) ** 6 printk messages dropped ** [ 1331.967629][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1331.968020][ T32] 9d20: be931000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1331.968457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1331.968909][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 1 printk messages dropped ** [ 1331.968978][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1331.969381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1331.969885][ T32] r10:82918888 r9:eb6add84 r8:00000002 r7:60000113 r6:eb6add8c r5:852ed400 ** 3 printk messages dropped ** [ 1331.970016][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.970076][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.970145][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ade08 [ 1331.970171][ T32] r4:00000000 [ 1331.970211][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1331.970251][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1331.970312][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.970360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a8aa80 [ 1331.970389][ T32] r4:00000000 [ 1331.970408][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.970452][ T32] r9:83018205 r8:852ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1331.970473][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.970515][ T32] r5:00001000 r4:eae85000 [ 1331.970564][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.970648][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.970728][ T32] r5:8540e38c r4:8540e000 [ 1331.970759][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.970805][ T32] r7:ddde2d80 r6:83018200 r5:8540e38c r4:84aa7680 [ 1331.970826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.970893][ T32] r10:61c88647 r9:852ed400 r8:84aa76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.970919][ T32] r4:84aa7680 [ 1331.970939][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.971010][ T32] r10:00000000 r9:84aa7680 r8:8027f5e8 r7:eb67de60 r6:84aa7700 r5:852ed400 [ 1331.971062][ T32] r4:00000001 [ 1331.971084][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.971121][ T32] Exception stack(0xeb6adfb0 to 0xeb6adff8) [ 1331.971168][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.971229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.971283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.971352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.971411][ T32] r4:84a8ab80 [ 1331.971805][ T32] INFO: task kworker/1:626:5060 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1331.971837][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.971956][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.972015][ T32] Call trace: [ 1331.972078][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1331.972141][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1331.972225][ T32] r4:00000000 [ 1331.988557][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.988639][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1331.988673][ T32] 9d20: bedff000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1331.988703][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1331.988738][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1331.988768][ T32] r5:80000113 r4:80239bb0 [ 1331.988791][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.988840][ T32] r4:82ac11e4 [ 1331.988881][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.988935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1331.988979][ T32] r4:eae89dc0 [ 1331.989002][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1331.989050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1331.989072][ T32] r4:00000000 [ 1331.989091][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1331.989137][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1331.989173][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.989221][ T32] r5:00001000 r4:ecf8f000 [ 1331.989242][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1331.989282][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.989356][ T32] r5:85a3578c r4:85a35400 [ 1331.989408][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.989459][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1331.989502][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.989565][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.989621][ T32] r4:848b5600 [ 1331.989666][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.989717][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1331.989739][ T32] r4:00000001 [ 1331.989768][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1331.990126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1331.990509][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1331.991049][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.991095][ T32] r5:00001000 r4:eb353000 ** 2 printk messages dropped ** [ 1331.991225][ T32] r5:847e3b8c r4:847e3800 ** 3 printk messages dropped ** [ 1331.991356][ T32] r10:61c88647 r9:852ebc00 r8:8522282c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1331.991702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1332.005809][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.005944][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 8 printk messages dropped ** [ 1332.006325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1332.006903][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1332.007134][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.007432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1332.007824][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1332.008256][ T32] r9:83018205 r8:852eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 1 printk messages dropped ** [ 1332.008356][ T32] r5:00001000 r4:eaebb000 ** 3 printk messages dropped ** [ 1332.008541][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.008598][ T32] r7:ddde2d80 r6:83018200 r5:8540e78c r4:84aa7800 [ 1332.008621][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.008668][ T32] r10:61c88647 r9:852eec00 r8:84aa782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.008721][ T32] r4:84aa7800 [ 1332.008764][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.008813][ T32] r10:00000000 r9:84aa7800 r8:8027f5e8 r7:eb67de60 r6:84aa7880 r5:852eec00 [ 1332.008836][ T32] r4:00000001 [ 1332.008868][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.008947][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 1332.008991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.009054][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.009084][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.009113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.009135][ T32] r4:84a8ab40 [ 1332.009697][ T32] INFO: task kworker/1:627:5063 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.009729][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.009804][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.009873][ T32] Call trace: [ 1332.009904][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.009980][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.010043][ T32] r4:00000000 [ 1332.010081][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.010125][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.010156][ T32] 9d20: bf115000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.010207][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.010259][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.010286][ T32] r5:80000113 r4:80239bb0 [ 1332.010307][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.010351][ T32] r4:82ac11e4 [ 1332.010402][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.010502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.010569][ T32] r4:eae89dc0 [ 1332.010651][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.010728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.010753][ T32] r4:00000000 [ 1332.010795][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.010847][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.010889][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.010937][ T32] r5:00001000 r4:ecf8f000 [ 1332.010958][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.011038][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.011106][ T32] r5:85a3578c r4:85a35400 [ 1332.011131][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.011179][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.011201][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.011247][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.011269][ T32] r4:848b5600 [ 1332.011288][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.011368][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.011417][ T32] r4:00000001 [ 1332.011450][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.011490][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.011537][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.011572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.011604][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.011638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.011682][ T32] r4:847da040 [ 1332.011725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.011774][ T32] INFO: task kworker/1:628:5065 blocked for more than 458 seconds. [ 1332.011805][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.011828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.011848][ T32] task:kworker/1:628 state:D stack:0 pid:5065 tgid:5065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.011966][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.012054][ T32] Call trace: [ 1332.012108][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1332.031751][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.031989][ T32] r9:83018205 r8:852ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 ** 1 printk messages dropped ** [ 1332.032076][ T32] r5:00001000 r4:eaf81000 [ 1332.032110][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.032225][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.032922][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.033378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1332.034481][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1332.034906][ T32] r4:eae89dc0 ** 5 printk messages dropped ** [ 1332.035159][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.035530][ T32] r4:848b5600 ** 5 printk messages dropped ** [ 1332.035775][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.036156][ T32] task:kworker/1:629 state:D stack:0 pid:5068 tgid:5068 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1332.036691][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1332.037004][ T32] r5:00001000 r4:eb0d5000 [ 1332.037024][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.037182][ T32] r7:ddde2d80 r6:83018200 r5:8540fb8c r4:84aa7a00 ** 5 printk messages dropped ** [ 1332.037374][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.037580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.038260][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 3 printk messages dropped ** [ 1332.038391][ T32] 9d20: bf605000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.038440][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.038488][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.038515][ T32] r5:80000113 r4:80239bb0 [ 1332.038547][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.038696][ T32] r4:82ac11e4 [ 1332.038737][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.038819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.038845][ T32] r4:eae89dc0 [ 1332.038886][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.038973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.038999][ T32] r4:00000000 [ 1332.039045][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.039116][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.039161][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.039217][ T32] r5:00001000 r4:ecf8f000 [ 1332.039256][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.039300][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.039367][ T32] r5:85a3578c r4:85a35400 [ 1332.039392][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.039461][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.039485][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.039541][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.039571][ T32] r4:848b5600 [ 1332.039591][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.039641][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.039692][ T32] r4:00000001 [ 1332.039747][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.039804][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.039837][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.039866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.039895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.039933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.039958][ T32] r4:847da040 [ 1332.039980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.040032][ T32] INFO: task kworker/1:630:5069 blocked for more than 458 seconds. [ 1332.040093][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.040128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.040151][ T32] task:kworker/1:630 state:D stack:0 pid:5069 tgid:5069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.040215][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.040260][ T32] Call trace: [ 1332.040288][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.040368][ T32] r10:82918888 r9:eb6b5d84 r8:00000002 r7:60000113 r6:eb6b5d8c r5:85450c00 [ 1332.040396][ T32] r4:85450c00 [ 1332.040427][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.040469][ T32] r5:85450c00 r4:82918884 [ 1332.040490][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.040527][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.040591][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b5e08 [ 1332.040617][ T32] r4:00000000 [ 1332.040636][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.040672][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.040710][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.040762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ddf40 [ 1332.040787][ T32] r4:00000000 [ 1332.040806][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.040859][ T32] r9:83018205 r8:85450c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1332.040904][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.040950][ T32] r5:00001000 r4:eaffd000 [ 1332.040992][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.041055][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.041101][ T32] r5:8540f38c r4:8540f000 [ 1332.041120][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.041173][ T32] r7:ddde2d80 r6:83018200 r5:8540f38c r4:84aa7b00 [ 1332.041197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.041244][ T32] r10:61c88647 r9:85450c00 r8:84aa7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.041266][ T32] r4:84aa7b00 [ 1332.041285][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.041357][ T32] r10:00000000 r9:84aa7b00 r8:8027f5e8 r7:eb69de60 r6:84aa7b80 r5:85450c00 [ 1332.041389][ T32] r4:00000001 [ 1332.041410][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.041446][ T32] Exception stack(0xeb6b5fb0 to 0xeb6b5ff8) [ 1332.041494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.041547][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.041630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1332.066147][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.066262][ T32] 9d20: bfa5f000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 6 printk messages dropped ** [ 1332.066659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 2 printk messages dropped ** [ 1332.066818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.066845][ T32] r4:00000000 [ 1332.066866][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.066912][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.066944][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.067014][ T32] r5:00001000 r4:ecf8f000 [ 1332.067038][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.067090][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.067137][ T32] r5:85a3578c r4:85a35400 [ 1332.067181][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.067253][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.067278][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.067326][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.067348][ T32] r4:848b5600 [ 1332.067377][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.067466][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.067492][ T32] r4:00000001 [ 1332.067513][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.067570][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.067621][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.067653][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.067680][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.067730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.067776][ T32] r4:847da040 [ 1332.067803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.067833][ T32] INFO: task kworker/1:631:5072 blocked for more than 458 seconds. [ 1332.067864][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.067888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.067909][ T32] task:kworker/1:631 state:D stack:0 pid:5072 tgid:5072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.067972][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.068055][ T32] Call trace: [ 1332.068095][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.068145][ T32] r10:82918888 r9:eb6b9d84 r8:00000002 r7:60000013 r6:eb6b9d8c r5:85451800 [ 1332.068171][ T32] r4:85451800 [ 1332.068210][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.068253][ T32] r5:85451800 r4:82918884 [ 1332.068274][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.068322][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.068375][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 [ 1332.068419][ T32] r4:00000000 [ 1332.068442][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.068480][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.068539][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.068589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aa5040 [ 1332.068612][ T32] r4:00000000 [ 1332.068631][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.068696][ T32] r9:83018205 r8:85451800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1332.068721][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.068764][ T32] r5:00001000 r4:eb033000 [ 1332.068784][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.068822][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.068885][ T32] r5:8540ef8c r4:8540ec00 [ 1332.068930][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.068979][ T32] r7:ddde2d80 r6:83018200 r5:8540ef8c r4:84aa7c00 [ 1332.069020][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.069072][ T32] r10:61c88647 r9:85451800 r8:84aa7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1332.069419][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.070506][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 10 printk messages dropped ** [ 1332.070974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 12 printk messages dropped ** [ 1332.071408][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 8 printk messages dropped ** [ 1332.071757][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.072056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1332.089479][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.089897][ T32] r5:00001000 r4:eb081000 [ 1332.089917][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.090110][ T32] r7:ddde2d80 r6:83018200 r5:8540f78c r4:84aa7d00 ** 8 printk messages dropped ** [ 1332.090418][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.090493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.090523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.090545][ T32] r4:84aa52c0 [ 1332.091275][ T32] INFO: task kworker/1:632:5074 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.091314][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.091436][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.091485][ T32] Call trace: [ 1332.091514][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.091572][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.091600][ T32] r4:00000000 [ 1332.091624][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.091664][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.091693][ T32] 9d20: c0071000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.091721][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.091768][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.091796][ T32] r5:80000113 r4:80239bb0 [ 1332.091840][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.091927][ T32] r4:82ac11e4 [ 1332.091971][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.092104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.092337][ T32] r4:eae89dc0 [ 1332.098708][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.098798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.098857][ T32] r4:00000000 [ 1332.098902][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.098975][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.099001][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.099048][ T32] r5:00001000 r4:ecf8f000 [ 1332.099100][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.099162][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.099209][ T32] r5:85a3578c r4:85a35400 [ 1332.099230][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.099277][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.099319][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.099392][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.099425][ T32] r4:848b5600 [ 1332.099446][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.099493][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.099536][ T32] r4:00000001 [ 1332.099584][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.099650][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.099683][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.099712][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.099739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.099791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.099839][ T32] r4:847da040 [ 1332.099865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.099895][ T32] INFO: task kworker/1:633:5076 blocked for more than 458 seconds. [ 1332.099926][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.099950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.099971][ T32] task:kworker/1:633 state:D stack:0 pid:5076 tgid:5076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.100023][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.100101][ T32] Call trace: [ 1332.100171][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1332.100437][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.100811][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.100945][ T32] r5:00001000 r4:eb433000 [ 1332.100964][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.101003][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.101206][ T32] r7:ddde2d80 r6:83018200 r5:8540ff8c r4:84aa7e00 ** 7 printk messages dropped ** [ 1332.101652][ T32] Exception stack(0xeb6c5fb0 to 0xeb6c5ff8) ** 6 printk messages dropped ** [ 1332.114801][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1332.115292][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1332.115602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1332.116078][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1332.116543][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1332.116797][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.117206][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.117554][ T32] r9:83018205 r8:85454800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1332.117615][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.117661][ T32] r5:00001000 r4:eb329000 [ 1332.117681][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.117719][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.117784][ T32] r5:8533fb8c r4:8533f800 [ 1332.117809][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.117866][ T32] r7:ddde2d80 r6:83018200 r5:8533fb8c r4:84aa7f00 [ 1332.117890][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.117937][ T32] r10:61c88647 r9:85454800 r8:84aa7f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.117960][ T32] r4:84aa7f00 [ 1332.117979][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.118023][ T32] r10:00000000 r9:84aa7f00 r8:8027f5e8 r7:eb6c5e60 r6:84aa7f80 r5:85454800 [ 1332.118046][ T32] r4:00000001 [ 1332.118065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.118100][ T32] Exception stack(0xeb6bdfb0 to 0xeb6bdff8) [ 1332.118126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.118153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.118179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.118209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.118253][ T32] r4:84aa5440 [ 1332.118796][ T32] INFO: task kworker/1:634:5077 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.118832][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.118932][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.118978][ T32] Call trace: [ 1332.119007][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.119052][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.119075][ T32] r4:00000000 [ 1332.119095][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.119133][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.119161][ T32] 9d20: c04b0000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.119200][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.119240][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.119264][ T32] r5:80000113 r4:80239bb0 [ 1332.119306][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.119363][ T32] r4:82ac11e4 [ 1332.119390][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.119442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.119485][ T32] r4:eae89dc0 [ 1332.119517][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.119570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.119613][ T32] r4:00000000 [ 1332.119662][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.119712][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.119734][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.119777][ T32] r5:00001000 r4:ecf8f000 [ 1332.119818][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.119862][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.119905][ T32] r5:85a3578c r4:85a35400 [ 1332.119925][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.119970][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.119990][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.120058][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.120092][ T32] r4:848b5600 [ 1332.120115][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.120162][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.120184][ T32] r4:00000001 [ 1332.120203][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.120238][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.120301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.120353][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.120398][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.120430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.120453][ T32] r4:847da040 [ 1332.120473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.120499][ T32] INFO: task kworker/1:635:5079 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1332.120636][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.120944][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1332.121454][ T32] r9:83018205 r8:85455400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 ** 1 printk messages dropped ** [ 1332.121624][ T32] r5:00001000 r4:eb51d000 [ 1332.121661][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.121710][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.121777][ T32] r5:8541a78c r4:8541a400 [ 1332.121825][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.121882][ T32] r7:ddde2d80 r6:83018200 r5:8541a78c r4:848a7000 [ 1332.121928][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.121986][ T32] r10:61c88647 r9:85455400 r8:848a702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.122013][ T32] r4:848a7000 [ 1332.122037][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.122092][ T32] r10:00000000 r9:848a7000 r8:8027f5e8 r7:eb6c5e60 r6:848a7080 r5:85455400 [ 1332.122128][ T32] r4:00000001 [ 1332.122171][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.144329][ T32] Exception stack(0xeb6cdfb0 to 0xeb6cdff8) [ 1332.144393][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.144425][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.144453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.144517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.144545][ T32] r4:84aa5440 [ 1332.145243][ T32] INFO: task kworker/1:635:5079 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.145288][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.145358][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.145425][ T32] Call trace: [ 1332.145457][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.145510][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 5 printk messages dropped ** [ 1332.145727][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1332.146081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1332.146617][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1332.146942][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.147259][ T32] task:kworker/0:341 state:D stack:0 pid:5081 tgid:5081 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.147874][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.148161][ T32] r5:00001000 r4:eb376000 [ 1332.148182][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1332.148281][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1332.148710][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.149397][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1332.149656][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1332.150171][ T32] r4:eae89dc0 ** 2 printk messages dropped ** [ 1332.150318][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.150502][ T32] r5:00001000 r4:ecf8f000 ** 2 printk messages dropped ** [ 1332.150766][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1332.150942][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1332.151029][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.151051][ T32] r4:00000001 [ 1332.151094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.151173][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.151203][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.151233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.151282][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.151336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.151361][ T32] r4:847da040 [ 1332.151386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.151411][ T32] INFO: task kworker/0:342:5083 blocked for more than 458 seconds. [ 1332.151437][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.151461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.151482][ T32] task:kworker/0:342 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.151541][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.151584][ T32] Call trace: [ 1332.151616][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.151683][ T32] r10:82918888 r9:eb6d1d84 r8:00000002 r7:60000113 r6:eb6d1d8c r5:853eb000 [ 1332.151732][ T32] r4:853eb000 [ 1332.151754][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.151813][ T32] r5:853eb000 r4:82918884 [ 1332.151855][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.151896][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.151962][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 [ 1332.151989][ T32] r4:00000000 [ 1332.152028][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.152069][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.152127][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.175173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85227500 [ 1332.175278][ T32] r4:00000000 [ 1332.175308][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.175384][ T32] r9:83018005 r8:853eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1332.175408][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.175454][ T32] r5:00001000 r4:eb60f000 [ 1332.175485][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.175530][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.175576][ T32] r5:8536ff8c r4:8536fc00 [ 1332.175605][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.175664][ T32] r7:dddced80 r6:83018000 r5:8536ff8c r4:85222980 [ 1332.175686][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.175732][ T32] r10:61c88647 r9:853eb000 r8:852229ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.175754][ T32] r4:85222980 [ 1332.175774][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.175820][ T32] r10:00000000 r9:85222980 r8:8027f5e8 r7:eb5f5e60 r6:85222a00 r5:853eb000 [ 1332.175842][ T32] r4:00000001 [ 1332.175862][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.175899][ T32] Exception stack(0xeb6d1fb0 to 0xeb6d1ff8) [ 1332.175928][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.175957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.175983][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.176012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.176053][ T32] r4:84a81bc0 [ 1332.176820][ T32] INFO: task kworker/0:342:5083 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.176859][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.176929][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.176978][ T32] Call trace: [ 1332.177036][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.177111][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.177160][ T32] r4:00000000 [ 1332.177205][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.177249][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.177278][ T32] 9d20: c0e57000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.177328][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.177357][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.177387][ T32] r5:80000113 r4:80239bb0 [ 1332.177410][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.177455][ T32] r4:82ac11e4 [ 1332.177496][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1332.177725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1332.178326][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1332.178721][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.179046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1332.179435][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1332.179945][ T32] r5:00001000 r4:eb441000 [ 1332.179965][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1332.180108][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1332.180561][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.181145][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.181221][ T32] Call trace: [ 1332.181251][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.181298][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.181342][ T32] r4:00000000 [ 1332.181372][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.181412][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.181468][ T32] 9d20: c0e57000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.181502][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.181527][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.181550][ T32] r5:80000113 r4:80239bb0 [ 1332.181571][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.181615][ T32] r4:82ac11e4 [ 1332.181635][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.181683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.181704][ T32] r4:eae89dc0 [ 1332.181723][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.181767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.181788][ T32] r4:00000000 [ 1332.181828][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.181879][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.181902][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.181965][ T32] r5:00001000 r4:ecf8f000 [ 1332.181990][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.182053][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.182109][ T32] r5:85a3578c r4:85a35400 [ 1332.182134][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.201632][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.201710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.201784][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.201829][ T32] r4:848b5600 [ 1332.201854][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.201925][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.201951][ T32] r4:00000001 [ 1332.201995][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.202039][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.202070][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.202099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.202174][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.202731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.202771][ T32] r4:847da040 [ 1332.202798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.202829][ T32] INFO: task kworker/1:637:5087 blocked for more than 458 seconds. [ 1332.202861][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.202886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.202907][ T32] task:kworker/1:637 state:D stack:0 pid:5087 tgid:5087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.202963][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.203054][ T32] Call trace: [ 1332.203087][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.203153][ T32] r10:82918888 r9:eb6e5d84 r8:00000002 r7:60000013 r6:eb6e5d8c r5:853ed400 [ 1332.203202][ T32] r4:853ed400 [ 1332.203225][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.203278][ T32] r5:853ed400 r4:82918884 [ 1332.203323][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.203405][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.203455][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e5e08 [ 1332.203499][ T32] r4:00000000 [ 1332.203521][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.203559][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.203602][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.203646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aa5c40 [ 1332.203668][ T32] r4:00000000 [ 1332.203687][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.203732][ T32] r9:83018205 r8:853ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1332.203754][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.203818][ T32] r5:00001000 r4:eb459000 [ 1332.203860][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.203904][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.203947][ T32] r5:85418b8c r4:85418800 [ 1332.203968][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.204104][ T32] r10:61c88647 r9:853ed400 r8:848a71ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1332.204424][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.205452][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.205742][ T32] 9d20: c125c000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1332.206112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1332.206737][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1332.207043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1332.207560][ T32] r10:82918888 r9:eb6edd84 r8:00000002 r7:60000113 r6:eb6edd8c r5:853eec00 ** 4 printk messages dropped ** [ 1332.207748][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.207797][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ede08 [ 1332.207820][ T32] r4:00000000 [ 1332.207840][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.207875][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.207934][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.207982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aa5d00 [ 1332.208004][ T32] r4:00000000 [ 1332.208023][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.208066][ T32] r9:83018205 r8:853eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1332.208087][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.208128][ T32] r5:00001000 r4:eb47d000 [ 1332.208149][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.208187][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.208229][ T32] r5:8541838c r4:85418000 [ 1332.208248][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.208292][ T32] r7:ddde2d80 r6:83018200 r5:8541838c r4:848a7200 [ 1332.208338][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.208421][ T32] r10:61c88647 r9:853eec00 r8:848a722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.208446][ T32] r4:848a7200 [ 1332.208466][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.208533][ T32] r10:00000000 r9:848a7200 r8:8027f5e8 r7:eb6cde60 r6:85222b80 r5:853eec00 [ 1332.208558][ T32] r4:00000001 [ 1332.208578][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.208629][ T32] Exception stack(0xeb6edfb0 to 0xeb6edff8) [ 1332.208657][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.208685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.208711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.208760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.208810][ T32] r4:84aa5c00 [ 1332.209173][ T32] INFO: task kworker/1:638:5089 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.209203][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.209256][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.209299][ T32] Call trace: [ 1332.209354][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.209435][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.209461][ T32] r4:00000000 [ 1332.209481][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.209540][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.209575][ T32] 9d20: c125c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.209605][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.209673][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.209729][ T32] r5:80000113 r4:80239bb0 [ 1332.209774][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.209860][ T32] r4:82ac11e4 [ 1332.209884][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.209935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.209992][ T32] r4:eae89dc0 [ 1332.210036][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.210086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.210129][ T32] r4:00000000 [ 1332.210151][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.210199][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.210220][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.210283][ T32] r5:00001000 r4:ecf8f000 [ 1332.210334][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.210383][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.210448][ T32] r5:85a3578c r4:85a35400 [ 1332.210472][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.210520][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.210585][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.210676][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1332.210871][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.211124][ T32] r4:847da040 [ 1332.211143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.211167][ T32] INFO: task kworker/1:639:5091 blocked for more than 458 seconds. [ 1332.211193][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.211237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.211261][ T32] task:kworker/1:639 state:D stack:0 pid:5091 tgid:5091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.211365][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.211474][ T32] Call trace: [ 1332.211506][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.211635][ T32] r10:82918888 r9:eb6f5d84 r8:00000002 r7:60000013 r6:eb6f5d8c r5:853e8c00 [ 1332.211683][ T32] r4:853e8c00 [ 1332.211706][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.211772][ T32] r5:853e8c00 r4:82918884 [ 1332.211814][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.211855][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.211898][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 [ 1332.211920][ T32] r4:00000000 [ 1332.211938][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.211973][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.212031][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.212081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aa5e40 [ 1332.212126][ T32] r4:00000000 [ 1332.233271][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.233415][ T32] r9:83018205 r8:853e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1332.233447][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.233518][ T32] r5:00001000 r4:eb491000 [ 1332.233564][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.233609][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.233653][ T32] r5:85418f8c r4:85418c00 [ 1332.233674][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.233722][ T32] r7:ddde2d80 r6:83018200 r5:85418f8c r4:848a7280 [ 1332.233743][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.233788][ T32] r10:61c88647 r9:853e8c00 r8:848a72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.233812][ T32] r4:848a7280 [ 1332.233853][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.233926][ T32] r10:00000000 r9:848a7280 r8:8027f5e8 r7:eb6cde60 r6:85222c00 r5:853e8c00 [ 1332.233976][ T32] r4:00000001 [ 1332.234020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.234062][ T32] Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) [ 1332.234134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.234166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.234193][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.234223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.234246][ T32] r4:84aa5c00 [ 1332.235034][ T32] INFO: task kworker/1:639:5091 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.235115][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.235214][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.235276][ T32] Call trace: [ 1332.235388][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.235472][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.235500][ T32] r4:00000000 [ 1332.235541][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.235583][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.235636][ T32] 9d20: c165c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.235669][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.235694][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.235719][ T32] r5:80000113 r4:80239bb0 [ 1332.235739][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.235807][ T32] r4:82ac11e4 [ 1332.235841][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.235897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.235920][ T32] r4:eae89dc0 [ 1332.235949][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.235998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.236021][ T32] r4:00000000 [ 1332.236040][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.236108][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.236133][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.236177][ T32] r5:00001000 r4:ecf8f000 [ 1332.236198][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.236256][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.236303][ T32] r5:85a3578c r4:85a35400 [ 1332.236375][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.236431][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.236453][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.236532][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1332.236655][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1332.236789][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.237031][ T32] INFO: task kworker/1:640:5094 blocked for more than 458 seconds. ** 2 printk messages dropped ** [ 1332.237108][ T32] task:kworker/1:640 state:D stack:0 pid:5094 tgid:5094 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1332.237389][ T32] r4:853e9800 ** 2 printk messages dropped ** [ 1332.237494][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1332.237817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aa5f40 ** 4 printk messages dropped ** [ 1332.238058][ T32] r5:00001000 r4:eb4b9000 ** 1 printk messages dropped ** [ 1332.238155][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.238305][ T32] r7:ddde2d80 r6:83018200 r5:8541938c r4:848a7300 ** 2 printk messages dropped ** [ 1332.238426][ T32] r4:848a7300 ** 4 printk messages dropped ** [ 1332.238725][ T32] Exception stack(0xeb701fb0 to 0xeb701ff8) ** 2 printk messages dropped ** [ 1332.238884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1332.238961][ T32] r4:84aa5a40 ** 2 printk messages dropped ** [ 1332.239418][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.239618][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 3 printk messages dropped ** [ 1332.239769][ T32] 9d20: c165c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.239797][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.239822][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.239846][ T32] r5:80000113 r4:80239bb0 [ 1332.239925][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.240036][ T32] r4:82ac11e4 [ 1332.240060][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.240109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.240153][ T32] r4:eae89dc0 [ 1332.240237][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.240286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.240373][ T32] r4:00000000 [ 1332.240401][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.240451][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.240473][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.240515][ T32] r5:00001000 r4:ecf8f000 [ 1332.240567][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.240616][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.240660][ T32] r5:85a3578c r4:85a35400 [ 1332.240680][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.240725][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.240746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.240793][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.240832][ T32] r4:848b5600 [ 1332.240876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.240925][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.240948][ T32] r4:00000001 [ 1332.240967][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.241002][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.241028][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.241055][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.241082][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.241111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.241133][ T32] r4:847da040 [ 1332.241163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.241213][ T32] INFO: task kworker/1:641:5095 blocked for more than 458 seconds. [ 1332.241264][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.241290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.241311][ T32] task:kworker/1:641 state:D stack:0 pid:5095 tgid:5095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.241353][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.241434][ T32] Call trace: [ 1332.241465][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.241509][ T32] r10:82918888 r9:eb6d5d84 r8:00000002 r7:60000113 r6:eb6d5d8c r5:85456000 [ 1332.241532][ T32] r4:85456000 [ 1332.241551][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.241635][ T32] r5:85456000 r4:82918884 [ 1332.241680][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.241721][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.241767][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 [ 1332.241789][ T32] r4:00000000 [ 1332.241830][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.241870][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.241934][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.241982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a81440 [ 1332.242027][ T32] r4:00000000 [ 1332.242050][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.242095][ T32] r9:83018205 r8:85456000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1332.242117][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.242237][ T32] r5:00001000 r4:eb4d1000 [ 1332.264266][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.264357][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.264413][ T32] r5:85419b8c r4:85419800 [ 1332.264458][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.264518][ T32] r7:ddde2d80 r6:83018200 r5:85419b8c r4:848a7380 [ 1332.264561][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.264626][ T32] r10:61c88647 r9:85456000 r8:848a73ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.264651][ T32] r4:848a7380 [ 1332.264714][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.264765][ T32] r10:00000000 r9:848a7380 r8:8027f5e8 r7:eb6cde60 r6:848a7400 r5:85456000 [ 1332.264789][ T32] r4:00000001 [ 1332.264809][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.264868][ T32] Exception stack(0xeb6d5fb0 to 0xeb6d5ff8) [ 1332.264911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.264943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.264970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.265021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.265047][ T32] r4:84a81f00 [ 1332.265781][ T32] INFO: task kworker/1:641:5095 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.265838][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.265941][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.265991][ T32] Call trace: [ 1332.266048][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.266110][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.266136][ T32] r4:00000000 [ 1332.266157][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.266196][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.266224][ T32] 9d20: c1bde000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.266282][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.266311][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.266335][ T32] r5:80000113 r4:80239bb0 [ 1332.266356][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.266422][ T32] r4:82ac11e4 [ 1332.266446][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.266518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.266565][ T32] r4:eae89dc0 [ 1332.266600][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.266686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.266729][ T32] r4:00000000 [ 1332.266751][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.266821][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.266868][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.266915][ T32] r5:00001000 r4:ecf8f000 [ 1332.266962][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.267078][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.267126][ T32] r5:85a3578c r4:85a35400 [ 1332.267146][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.267213][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.267237][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.267305][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.267332][ T32] r4:848b5600 [ 1332.267364][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.267437][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.267463][ T32] r4:00000001 [ 1332.267505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.267567][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.267597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.267646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.267676][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.267894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1332.268289][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.268728][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.268771][ T32] r5:00001000 r4:eb4ed000 [ 1332.268813][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.268856][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.268899][ T32] r5:85419f8c r4:85419c00 [ 1332.268949][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.268997][ T32] r7:ddde2d80 r6:83018200 r5:85419f8c r4:848a7480 [ 1332.269021][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.269077][ T32] r10:61c88647 r9:85456c00 r8:848a74ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.269124][ T32] r4:848a7480 [ 1332.269168][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.269217][ T32] r10:00000000 r9:848a7480 r8:8027f5e8 r7:eb6cde60 r6:848a7500 r5:85456c00 [ 1332.269240][ T32] r4:00000001 [ 1332.269260][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.269316][ T32] Exception stack(0xeb6fdfb0 to 0xeb6fdff8) [ 1332.269385][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.269437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.269489][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.269521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.269559][ T32] r4:84a8af80 [ 1332.269866][ T32] INFO: task kworker/1:642:5097 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.269896][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.269989][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.270078][ T32] Call trace: [ 1332.270134][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.270182][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.270208][ T32] r4:00000000 [ 1332.270229][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.270289][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.270351][ T32] 9d20: c1bde000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.270390][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.270417][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.270463][ T32] r5:80000113 r4:80239bb0 [ 1332.270487][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.270532][ T32] r4:82ac11e4 [ 1332.270601][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.270694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.270741][ T32] r4:eae89dc0 [ 1332.270766][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.270835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.270883][ T32] r4:00000000 [ 1332.270905][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.270954][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.270997][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.271044][ T32] r5:00001000 r4:ecf8f000 [ 1332.271096][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.271164][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.271211][ T32] r5:85a3578c r4:85a35400 [ 1332.271232][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.271300][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.271324][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.271387][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.271412][ T32] r4:848b5600 [ 1332.271455][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.271507][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.271552][ T32] r4:00000001 [ 1332.271581][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.271646][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.271677][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.271705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.271731][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.271790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.271815][ T32] r4:847da040 [ 1332.271835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.271859][ T32] INFO: task kworker/1:643:5100 blocked for more than 458 seconds. [ 1332.271886][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.271930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.271953][ T32] task:kworker/1:643 state:D stack:0 pid:5100 tgid:5100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.272018][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.272083][ T32] Call trace: [ 1332.272126][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.292591][ T32] r10:82918888 r9:eb705d84 r8:00000002 r7:60000013 r6:eb705d8c r5:85453c00 [ 1332.292682][ T32] r4:85453c00 [ 1332.292751][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.292822][ T32] r5:85453c00 r4:82918884 [ 1332.292902][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.292952][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.292999][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb705e08 [ 1332.293022][ T32] r4:00000000 [ 1332.293042][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.293078][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.293142][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.293213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a8040 [ 1332.293239][ T32] r4:00000000 [ 1332.293260][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.293384][ T32] r9:83018205 r8:85453c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1332.293433][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.293482][ T32] r5:00001000 r4:eb501000 [ 1332.293503][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.293543][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.293609][ T32] r5:8541978c r4:85419400 [ 1332.293633][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.293681][ T32] r7:ddde2d80 r6:83018200 r5:8541978c r4:848a7580 [ 1332.293723][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.293773][ T32] r10:61c88647 r9:85453c00 r8:848a75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.293816][ T32] r4:848a7580 [ 1332.293860][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.293910][ T32] r10:00000000 r9:848a7580 r8:8027f5e8 r7:eb6cde60 r6:848a7600 r5:85453c00 [ 1332.293933][ T32] r4:00000001 [ 1332.293975][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.294017][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) [ 1332.294067][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.294099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.294179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.294212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.294234][ T32] r4:853a8300 [ 1332.295014][ T32] INFO: task kworker/1:643:5100 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.295053][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.295145][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.295239][ T32] Call trace: [ 1332.295273][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.295321][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.295345][ T32] r4:00000000 [ 1332.295383][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.295425][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.295474][ T32] 9d20: c1fef000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.295529][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.295557][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.295581][ T32] r5:80000113 r4:80239bb0 [ 1332.295601][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.295647][ T32] r4:82ac11e4 [ 1332.295708][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.295782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.295808][ T32] r4:eae89dc0 [ 1332.295829][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.295897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.295943][ T32] r4:00000000 [ 1332.295965][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.296013][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.296056][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.296122][ T32] r5:00001000 r4:ecf8f000 [ 1332.296166][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.296211][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.296275][ T32] r5:85a3578c r4:85a35400 [ 1332.296298][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.296385][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.296432][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.296481][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.296504][ T32] r4:848b5600 [ 1332.296544][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.296593][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.296615][ T32] r4:00000001 [ 1332.296635][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.296670][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.296695][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.296732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.296762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.296803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.296825][ T32] r4:847da040 [ 1332.296869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1332.297157][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.297502][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.297929][ T32] r5:00001000 r4:eb553000 [ 1332.297975][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.298182][ T32] r7:ddde2d80 r6:83018200 r5:8541a38c r4:848a7680 ** 9 printk messages dropped ** [ 1332.298575][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.299070][ T32] INFO: task kworker/1:644:5102 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 2 printk messages dropped ** [ 1332.299253][ T32] Call trace: ** 2 printk messages dropped ** [ 1332.299517][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.299742][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 3 printk messages dropped ** [ 1332.299865][ T32] r4:82ac11e4 [ 1332.299929][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.299983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.300006][ T32] r4:eae89dc0 [ 1332.300040][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.300134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.300181][ T32] r4:00000000 [ 1332.300221][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.300317][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.300400][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.300487][ T32] r5:00001000 r4:ecf8f000 [ 1332.300539][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.300625][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.300717][ T32] r5:85a3578c r4:85a35400 [ 1332.300761][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.300857][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.300907][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.301003][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.301065][ T32] r4:848b5600 [ 1332.301112][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.301198][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.301239][ T32] r4:00000001 [ 1332.301280][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.301336][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.301404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.301458][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.301521][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.301594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.301672][ T32] r4:847da040 [ 1332.301720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.301773][ T32] INFO: task kworker/1:645:5103 blocked for more than 458 seconds. [ 1332.301829][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.301856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.301899][ T32] task:kworker/1:645 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.301948][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.302019][ T32] Call trace: [ 1332.302110][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.335419][ T32] r10:82918888 r9:eb6d9d84 r8:00000002 r7:60000113 r6:eb6d9d8c r5:85458c00 [ 1332.335505][ T32] r4:85458c00 [ 1332.335533][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.335594][ T32] r5:85458c00 r4:82918884 [ 1332.335615][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.335654][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.335721][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d9e08 [ 1332.335770][ T32] r4:00000000 [ 1332.335792][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.335832][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.335897][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.335968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a8440 [ 1332.335994][ T32] r4:00000000 [ 1332.336014][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.336085][ T32] r9:83018205 r8:85458c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1332.336132][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.336204][ T32] r5:00001000 r4:eb53d000 [ 1332.336227][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.336301][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.336349][ T32] r5:8541ab8c r4:8541a800 [ 1332.336379][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.336427][ T32] r7:ddde2d80 r6:83018200 r5:8541ab8c r4:848a7780 [ 1332.336448][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.336494][ T32] r10:61c88647 r9:85458c00 r8:848a77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.336516][ T32] r4:848a7780 [ 1332.336535][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.336581][ T32] r10:00000000 r9:848a7780 r8:8027f5e8 r7:eb709e60 r6:848a7800 r5:85458c00 [ 1332.336602][ T32] r4:00000001 [ 1332.336622][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.336669][ T32] Exception stack(0xeb6d9fb0 to 0xeb6d9ff8) [ 1332.336702][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.336732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.336759][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.336787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.336809][ T32] r4:853a8180 [ 1332.337525][ T32] INFO: task kworker/1:645:5103 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.337557][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.337653][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.337706][ T32] Call trace: [ 1332.337737][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.337784][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.337834][ T32] r4:00000000 [ 1332.337857][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.337898][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.337926][ T32] 9d20: c2833000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.337955][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.337980][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.338003][ T32] r5:80000113 r4:80239bb0 [ 1332.338023][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.338067][ T32] r4:82ac11e4 [ 1332.338089][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.338138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.338160][ T32] r4:eae89dc0 [ 1332.338206][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.338256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.338281][ T32] r4:00000000 [ 1332.338301][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.338347][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.338373][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.338452][ T32] r5:00001000 r4:ecf8f000 [ 1332.338525][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.338617][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.338668][ T32] r5:85a3578c r4:85a35400 [ 1332.338690][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.338736][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.338757][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.338831][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.338858][ T32] r4:848b5600 [ 1332.338878][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.338925][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.338947][ T32] r4:00000001 [ 1332.338967][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.339003][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.339029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.339057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.339083][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.339144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.339170][ T32] r4:847da040 [ 1332.339192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.339246][ T32] INFO: task kworker/1:646:5106 blocked for more than 458 seconds. [ 1332.339282][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.339307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.339327][ T32] task:kworker/1:646 state:D stack:0 pid:5106 tgid:5106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.339375][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.339465][ T32] Call trace: [ 1332.339500][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.339545][ T32] r10:82918888 r9:eb711d84 r8:00000002 r7:60000013 r6:eb711d8c r5:85459800 ** 4 printk messages dropped ** [ 1332.339689][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.340164][ T32] r5:00001000 r4:eb57f000 [ 1332.340184][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1332.340283][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.340422][ T32] r10:61c88647 r9:85459800 r8:848a78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.340445][ T32] r4:848a7880 [ 1332.340490][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.340539][ T32] r10:00000000 r9:848a7880 r8:8027f5e8 r7:eb709e60 r6:848a7900 r5:85459800 [ 1332.340563][ T32] r4:00000001 [ 1332.340583][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.340619][ T32] Exception stack(0xeb711fb0 to 0xeb711ff8) [ 1332.340645][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.340699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.340730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.340759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.340781][ T32] r4:853a8580 [ 1332.341125][ T32] INFO: task kworker/1:646:5106 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.341154][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.341231][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.341274][ T32] Call trace: [ 1332.341379][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.341430][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.341453][ T32] r4:00000000 [ 1332.341500][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.341542][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.341570][ T32] 9d20: c2833000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.341599][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.341625][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.341648][ T32] r5:80000113 r4:80239bb0 [ 1332.341694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.341741][ T32] r4:82ac11e4 [ 1332.341761][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.341810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.341831][ T32] r4:eae89dc0 [ 1332.341851][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.341895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.341944][ T32] r4:00000000 [ 1332.341967][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.342014][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.342036][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.342078][ T32] r5:00001000 r4:ecf8f000 [ 1332.342098][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.342140][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.351322][ T32] r5:85a3578c r4:85a35400 [ 1332.351363][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.351456][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.351483][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.351559][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.351586][ T32] r4:848b5600 [ 1332.351608][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.351674][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 2 printk messages dropped ** [ 1332.351783][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 11 printk messages dropped ** [ 1332.352486][ T32] Call trace: ** 10 printk messages dropped ** [ 1332.352860][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.353179][ T32] r5:00001000 r4:eb58f000 [ 1332.353202][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.353243][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.353285][ T32] r5:8541af8c r4:8541ac00 [ 1332.353305][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.353352][ T32] r7:ddde2d80 r6:83018200 r5:8541af8c r4:848a7980 ** 1 printk messages dropped ** [ 1332.353456][ T32] r10:61c88647 r9:8545b000 r8:848a79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1332.353663][ T32] Exception stack(0xeb715fb0 to 0xeb715ff8) ** 2 printk messages dropped ** [ 1332.353810][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1332.354544][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.354675][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.354793][ T32] Call trace: [ 1332.354828][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.354922][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.354949][ T32] r4:00000000 [ 1332.354969][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.355076][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.355130][ T32] 9d20: c2833000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.355162][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.355189][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.355213][ T32] r5:80000113 r4:80239bb0 [ 1332.355234][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.355278][ T32] r4:82ac11e4 [ 1332.355324][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.355383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.355406][ T32] r4:eae89dc0 [ 1332.355462][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.355534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.355582][ T32] r4:00000000 [ 1332.355628][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.355699][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.355725][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.355768][ T32] r5:00001000 r4:ecf8f000 [ 1332.355815][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.355859][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.355935][ T32] r5:85a3578c r4:85a35400 [ 1332.355982][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.356031][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.356053][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.356121][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.356147][ T32] r4:848b5600 [ 1332.356189][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.356240][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.356263][ T32] r4:00000001 [ 1332.356283][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.356319][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.356344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.356428][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.356482][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.356515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.356537][ T32] r4:847da040 [ 1332.356579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.356609][ T32] INFO: task kworker/1:648:5110 blocked for more than 458 seconds. [ 1332.356662][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.356689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.356711][ T32] task:kworker/1:648 state:D stack:0 pid:5110 tgid:5110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.356784][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.356850][ T32] Call trace: [ 1332.356911][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.356978][ T32] r10:82918888 r9:eb71dd84 r8:00000002 r7:60000013 r6:eb71dd8c r5:8545c800 [ 1332.357004][ T32] r4:8545c800 [ 1332.357024][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.357063][ T32] r5:8545c800 r4:82918884 [ 1332.357083][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.357118][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.357161][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 ** 4 printk messages dropped ** [ 1332.357348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a89c0 ** 4 printk messages dropped ** [ 1332.357564][ T32] r5:00001000 r4:eb5bf000 [ 1332.357584][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.357624][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.357825][ T32] r10:61c88647 r9:8545c800 r8:848a7aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1332.358242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1332.359178][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 6 printk messages dropped ** [ 1332.359385][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1332.359902][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1332.360469][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.360803][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.361007][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1332.361526][ T32] r5:00001000 r4:eb5a3000 [ 1332.361558][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1332.361664][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.361734][ T32] r7:ddde2d80 r6:83018200 r5:8541bb8c r4:848a7c00 [ 1332.361758][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.361830][ T32] r10:61c88647 r9:8545bc00 r8:848a7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.361856][ T32] r4:848a7c00 [ 1332.361877][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.361921][ T32] r10:00000000 r9:848a7c00 r8:8027f5e8 r7:eb71de60 r6:848a7c80 r5:8545bc00 [ 1332.361943][ T32] r4:00000001 [ 1332.361963][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.362016][ T32] Exception stack(0xeb721fb0 to 0xeb721ff8) [ 1332.362070][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.362129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.396660][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.396750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.396778][ T32] r4:853a8b00 [ 1332.397491][ T32] INFO: task kworker/1:649:5112 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.397526][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.397594][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.397655][ T32] Call trace: [ 1332.397687][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.397740][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.397764][ T32] r4:00000000 [ 1332.397784][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.397822][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.397877][ T32] 9d20: c3042000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.397911][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.397938][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.397962][ T32] r5:80000113 r4:80239bb0 [ 1332.397982][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.398030][ T32] r4:82ac11e4 [ 1332.398050][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.398097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.398146][ T32] r4:eae89dc0 [ 1332.398169][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.398217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.398239][ T32] r4:00000000 [ 1332.398258][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.398304][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.398351][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.398406][ T32] r5:00001000 r4:ecf8f000 [ 1332.398431][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.398506][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.398589][ T32] r5:85a3578c r4:85a35400 [ 1332.398634][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.398721][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.398745][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.398827][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.398854][ T32] r4:848b5600 [ 1332.398899][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.398981][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.399024][ T32] r4:00000001 [ 1332.399060][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.399130][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.399183][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.399364][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.399423][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.399481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.399529][ T32] r4:847da040 [ 1332.399569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.399633][ T32] INFO: task kworker/1:650:5114 blocked for more than 458 seconds. [ 1332.399696][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.399748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.399785][ T32] task:kworker/1:650 state:D stack:0 pid:5114 tgid:5114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.399870][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.399949][ T32] Call trace: ** 1 printk messages dropped ** [ 1332.400087][ T32] r10:82918888 r9:eb725d84 r8:00000002 r7:60000013 r6:eb725d8c r5:8545e000 ** 8 printk messages dropped ** [ 1332.400726][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.401207][ T32] r5:00001000 r4:eb5df000 [ 1332.401295][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.401382][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.401600][ T32] r7:ddde2d80 r6:83018200 r5:8542038c r4:848a7b80 ** 7 printk messages dropped ** [ 1332.401907][ T32] Exception stack(0xeb725fb0 to 0xeb725ff8) ** 7 printk messages dropped ** [ 1332.415798][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.416063][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 7 printk messages dropped ** [ 1332.416356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 10 printk messages dropped ** [ 1332.416774][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1332.416931][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1332.417221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.417493][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.417785][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1332.418300][ T32] r5:00001000 r4:eb5cd000 [ 1332.418338][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1332.418447][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1332.418852][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.419379][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.419732][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1332.420048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 10 printk messages dropped ** [ 1332.420521][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.420837][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.421099][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.421488][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.421911][ T32] r5:00001000 r4:eb5fd000 [ 1332.421930][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.422003][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.422048][ T32] r5:85420f8c r4:85420c00 [ 1332.422095][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.422205][ T32] r7:ddde2d80 r6:83018200 r5:85420f8c r4:848a7e80 [ 1332.444982][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.445077][ T32] r10:61c88647 r9:85460000 r8:848a7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.445103][ T32] r4:848a7e80 [ 1332.445123][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.445172][ T32] r10:00000000 r9:848a7e80 r8:8027f5e8 r7:eb725e60 r6:848a7f00 r5:85460000 [ 1332.445194][ T32] r4:00000001 [ 1332.445214][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.445252][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1332.445308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.445342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.445422][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.445455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.445481][ T32] r4:85225100 [ 1332.446182][ T32] INFO: task kworker/1:652:5118 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.446243][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.446314][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.446403][ T32] Call trace: [ 1332.446465][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.446516][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.446539][ T32] r4:00000000 [ 1332.446593][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.446639][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.446668][ T32] 9d20: c3a75000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.446696][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.446722][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.446746][ T32] r5:80000113 r4:80239bb0 [ 1332.446794][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.446844][ T32] r4:82ac11e4 [ 1332.446865][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.446914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.446936][ T32] r4:eae89dc0 [ 1332.446967][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.447016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.447038][ T32] r4:00000000 [ 1332.447058][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.447104][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.447126][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.447168][ T32] r5:00001000 r4:ecf8f000 [ 1332.447189][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.447228][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.447271][ T32] r5:85a3578c r4:85a35400 [ 1332.447291][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.447336][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.447356][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.447408][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.447466][ T32] r4:848b5600 [ 1332.447489][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.447537][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.447560][ T32] r4:00000001 [ 1332.447579][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.447615][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.447640][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.447668][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.447694][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.447722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.447745][ T32] r4:847da040 [ 1332.447766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.447793][ T32] INFO: task kworker/1:653:5119 blocked for more than 458 seconds. [ 1332.447850][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.447879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.447900][ T32] task:kworker/1:653 state:D stack:0 pid:5119 tgid:5119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.447947][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.447990][ T32] Call trace: [ 1332.448018][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.448063][ T32] r10:82918888 r9:eb735d84 r8:00000002 r7:60000013 r6:eb735d8c r5:85460c00 [ 1332.448086][ T32] r4:85460c00 [ 1332.448106][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.448144][ T32] r5:85460c00 r4:82918884 [ 1332.448164][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.448226][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.448277][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 [ 1332.448300][ T32] r4:00000000 [ 1332.448356][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.448402][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.448469][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.448517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85225480 [ 1332.448540][ T32] r4:00000000 [ 1332.448585][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.448658][ T32] r9:83018205 r8:85460c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1332.448708][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.448780][ T32] r5:00001000 r4:eb5ef000 [ 1332.448803][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.448844][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.448887][ T32] r5:85420b8c r4:85420800 [ 1332.448907][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.448952][ T32] r7:ddde2d80 r6:83018200 r5:85420b8c r4:848a7f80 [ 1332.448973][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.449044][ T32] r10:61c88647 r9:85460c00 r8:848a7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.449071][ T32] r4:848a7f80 [ 1332.449091][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.449163][ T32] r10:00000000 r9:848a7f80 r8:8027f5e8 r7:eb731e60 r6:84a53000 r5:85460c00 [ 1332.449188][ T32] r4:00000001 [ 1332.449207][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.449243][ T32] Exception stack(0xeb735fb0 to 0xeb735ff8) [ 1332.449317][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.449349][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.449382][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.449411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.449433][ T32] r4:85225280 [ 1332.449774][ T32] INFO: task kworker/1:653:5119 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.449805][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.449858][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.449928][ T32] Call trace: [ 1332.449962][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.450009][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.450033][ T32] r4:00000000 [ 1332.450052][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.450090][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.450118][ T32] 9d20: c3a75000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.450146][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.450171][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.450195][ T32] r5:80000113 r4:80239bb0 [ 1332.450241][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.450288][ T32] r4:82ac11e4 [ 1332.450309][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.450357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.450385][ T32] r4:eae89dc0 [ 1332.450431][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.450482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.450505][ T32] r4:00000000 [ 1332.450575][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.450645][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.450669][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.450712][ T32] r5:00001000 r4:ecf8f000 [ 1332.450732][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.450804][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.450892][ T32] r5:85a3578c r4:85a35400 [ 1332.450916][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.451032][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.451054][ T32] r4:848b5600 [ 1332.451074][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.451141][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.451197][ T32] r4:00000001 [ 1332.451239][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.451278][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.451332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.451369][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.451410][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.451467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.451571][ T32] r4:847da040 [ 1332.451600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.451631][ T32] INFO: task kworker/1:654:5121 blocked for more than 458 seconds. [ 1332.451660][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.451683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.451704][ T32] task:kworker/1:654 state:D stack:0 pid:5121 tgid:5121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.451778][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.451820][ T32] Call trace: [ 1332.451866][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.451912][ T32] r10:82918888 r9:eb739d84 r8:00000002 r7:60000113 r6:eb739d8c r5:85462400 [ 1332.451935][ T32] r4:85462400 [ 1332.451954][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.451992][ T32] r5:85462400 r4:82918884 [ 1332.452038][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.452079][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.452123][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 [ 1332.452159][ T32] r4:00000000 [ 1332.452242][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.472476][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.472554][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.472604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85225ac0 [ 1332.472628][ T32] r4:00000000 [ 1332.472648][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.472696][ T32] r9:83018205 r8:85462400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1332.472717][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.472762][ T32] r5:00001000 r4:dfaa9000 [ 1332.472782][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.472821][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.472863][ T32] r5:85421b8c r4:85421800 [ 1332.472883][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.472930][ T32] r7:ddde2d80 r6:83018200 r5:85421b8c r4:84a53080 [ 1332.472950][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.472996][ T32] r10:61c88647 r9:85462400 r8:84a530ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.473020][ T32] r4:84a53080 [ 1332.473040][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.473087][ T32] r10:00000000 r9:84a53080 r8:8027f5e8 r7:eb731e60 r6:84a53100 r5:85462400 [ 1332.473109][ T32] r4:00000001 [ 1332.473128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.473193][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 1332.473227][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.473258][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.473306][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.473339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.473367][ T32] r4:85225600 [ 1332.474029][ T32] INFO: task kworker/1:654:5121 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.474062][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.474128][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.474175][ T32] Call trace: [ 1332.474204][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.474279][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.474308][ T32] r4:00000000 [ 1332.474329][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.474404][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.474437][ T32] 9d20: c3f76000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.474492][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.474521][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.474545][ T32] r5:80000113 r4:80239bb0 [ 1332.474607][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.474689][ T32] r4:82ac11e4 [ 1332.474712][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.474762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.474784][ T32] r4:eae89dc0 [ 1332.474803][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.474847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.474869][ T32] r4:00000000 [ 1332.474888][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.474933][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.474956][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.474998][ T32] r5:00001000 r4:ecf8f000 [ 1332.475046][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.475093][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.475136][ T32] r5:85a3578c r4:85a35400 [ 1332.475156][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.475201][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.475223][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.475301][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.475327][ T32] r4:848b5600 [ 1332.475347][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.475426][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.475452][ T32] r4:00000001 [ 1332.475484][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.475523][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.475550][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.475579][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.475605][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.475634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.475655][ T32] r4:847da040 [ 1332.475676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.475704][ T32] INFO: task kworker/0:343:5124 blocked for more than 458 seconds. [ 1332.475735][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.475758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.475778][ T32] task:kworker/0:343 state:D stack:0 pid:5124 tgid:5124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.475823][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.475895][ T32] Call trace: [ 1332.475950][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.476003][ T32] r10:82918888 r9:eb719d84 r8:00000002 r7:60000113 r6:eb719d8c r5:84948c00 [ 1332.476029][ T32] r4:84948c00 [ 1332.476049][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.476115][ T32] r5:84948c00 r4:82918884 [ 1332.476165][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.476233][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.476282][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb719e08 [ 1332.476305][ T32] r4:00000000 [ 1332.476324][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.476368][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.476409][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.476479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85227900 [ 1332.476504][ T32] r4:00000000 [ 1332.476524][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.476569][ T32] r9:83018005 r8:84948c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1332.476590][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.476632][ T32] r5:00001000 r4:e0263000 [ 1332.476652][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.476690][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.476731][ T32] r5:8536f78c r4:8536f400 [ 1332.476751][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.476807][ T32] r7:dddced80 r6:83018000 r5:8536f78c r4:85222d00 [ 1332.476832][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.476880][ T32] r10:61c88647 r9:84948c00 r8:85222d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.476903][ T32] r4:85222d00 [ 1332.476922][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.476966][ T32] r10:00000000 r9:85222d00 r8:8027f5e8 r7:eb5f5e60 r6:85222d80 r5:84948c00 [ 1332.476988][ T32] r4:00000001 [ 1332.477034][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.477074][ T32] Exception stack(0xeb719fb0 to 0xeb719ff8) [ 1332.477100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.477129][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.477157][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.477213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.477239][ T32] r4:852274c0 [ 1332.477597][ T32] INFO: task kworker/0:343:5124 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.477638][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.477693][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.477738][ T32] Call trace: [ 1332.477766][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.477839][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.477893][ T32] r4:00000000 [ 1332.477916][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.477956][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.477984][ T32] 9d20: c3f76000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.478013][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.478038][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.478061][ T32] r5:80000113 r4:80239bb0 [ 1332.478092][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.478140][ T32] r4:82ac11e4 [ 1332.478161][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.478209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.478230][ T32] r4:eae89dc0 [ 1332.478250][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.478295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.478316][ T32] r4:00000000 [ 1332.478336][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.478386][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.478409][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.478461][ T32] r5:00001000 r4:ecf8f000 [ 1332.478485][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.478528][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.478613][ T32] r5:85a3578c r4:85a35400 [ 1332.478679][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.478762][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.478788][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.478901][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.478928][ T32] r4:848b5600 [ 1332.478949][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.478996][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.479018][ T32] r4:00000001 [ 1332.479037][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.479106][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.479142][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.479170][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.479196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.479224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.479248][ T32] r4:847da040 [ 1332.479267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.479313][ T32] INFO: task kworker/1:655:5125 blocked for more than 458 seconds. [ 1332.479344][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.479372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.479393][ T32] task:kworker/1:655 state:D stack:0 pid:5125 tgid:5125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.479460][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.479659][ T32] r4:84949800 ** 4 printk messages dropped ** [ 1332.479868][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 ** 9 printk messages dropped ** [ 1332.480363][ T32] r5:00001000 r4:eb61f000 [ 1332.480386][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.480453][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.480500][ T32] r5:8542138c r4:85421000 [ 1332.480546][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.480596][ T32] r7:ddde2d80 r6:83018200 r5:8542138c r4:84a53200 [ 1332.480645][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.480694][ T32] r10:61c88647 r9:84949800 r8:84a5322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.480717][ T32] r4:84a53200 [ 1332.480735][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.480779][ T32] r10:00000000 r9:84a53200 r8:8027f5e8 r7:eb739e60 r6:85222e00 r5:84949800 [ 1332.480800][ T32] r4:00000001 [ 1332.480820][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.480854][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 1332.480879][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.480907][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.480933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.480961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.480982][ T32] r4:85225900 [ 1332.481350][ T32] INFO: task kworker/1:655:5125 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.481394][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.481450][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.481494][ T32] Call trace: [ 1332.481523][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.481602][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.481633][ T32] r4:00000000 [ 1332.481653][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.481690][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.481762][ T32] 9d20: c3f76000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.481801][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.481867][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.481895][ T32] r5:80000113 r4:80239bb0 [ 1332.481942][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.481990][ T32] r4:82ac11e4 [ 1332.482037][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.482116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.482208][ T32] r4:eae89dc0 [ 1332.504966][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1332.505312][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1332.505701][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.505908][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.506399][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.506683][ T32] r4:8494a400 ** 2 printk messages dropped ** [ 1332.506786][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.506882][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 [ 1332.507008][ T32] r4:00000000 [ 1332.507031][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.507069][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.507107][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.507153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85225940 [ 1332.507217][ T32] r4:00000000 [ 1332.507327][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.507382][ T32] r9:83018205 r8:8494a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1332.507404][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.507446][ T32] r5:00001000 r4:eb631000 [ 1332.507465][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.507504][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.507622][ T32] r5:8542078c r4:85420400 [ 1332.507745][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.507795][ T32] r7:ddde2d80 r6:83018200 r5:8542078c r4:84a53180 [ 1332.507859][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.507909][ T32] r10:61c88647 r9:8494a400 r8:84a531ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.507934][ T32] r4:84a53180 [ 1332.507953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.507997][ T32] r10:00000000 r9:84a53180 r8:8027f5e8 r7:eb739e60 r6:85222e80 r5:8494a400 [ 1332.508020][ T32] r4:00000001 [ 1332.508039][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.508075][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1332.508100][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.508128][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.508155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.508183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.508259][ T32] r4:852250c0 [ 1332.509004][ T32] INFO: task kworker/1:656:5127 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.509223][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.509287][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.509332][ T32] Call trace: [ 1332.509367][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.509414][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.509438][ T32] r4:00000000 [ 1332.509458][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.509524][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.509559][ T32] 9d20: c4433000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.509588][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.509613][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.509679][ T32] r5:80000113 r4:80239bb0 [ 1332.509703][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.509748][ T32] r4:82ac11e4 [ 1332.509768][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.509842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.509983][ T32] r4:eae89dc0 [ 1332.510006][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.510052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.510074][ T32] r4:00000000 [ 1332.510093][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.510138][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.510160][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.510202][ T32] r5:00001000 r4:ecf8f000 [ 1332.510223][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.510311][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.510363][ T32] r5:85a3578c r4:85a35400 [ 1332.510385][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.510430][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.510450][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.510495][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.510517][ T32] r4:848b5600 [ 1332.510785][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1332.511347][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1332.511703][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.512100][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.535355][ T32] r5:00001000 r4:eb5db000 [ 1332.535403][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.535630][ T32] r7:ddde2d80 r6:83018200 r5:85349f8c r4:84a53280 ** 7 printk messages dropped ** [ 1332.535893][ T32] Exception stack(0xeb73dfb0 to 0xeb73dff8) ** 3 printk messages dropped ** [ 1332.536013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.536053][ T32] r4:85225c80 [ 1332.536762][ T32] INFO: task kworker/1:657:5132 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.536795][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.536861][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.536931][ T32] Call trace: [ 1332.537012][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.537063][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.537087][ T32] r4:00000000 [ 1332.537107][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.537146][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.537174][ T32] 9d20: c48e4000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.537202][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.537281][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.537314][ T32] r5:80000113 r4:80239bb0 [ 1332.537337][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.537387][ T32] r4:82ac11e4 [ 1332.537408][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.537456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.537478][ T32] r4:eae89dc0 [ 1332.537497][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.537543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.537565][ T32] r4:00000000 [ 1332.537584][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.537632][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.537654][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.537695][ T32] r5:00001000 r4:ecf8f000 [ 1332.537715][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.537753][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.537795][ T32] r5:85a3578c r4:85a35400 [ 1332.537815][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.537860][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.537881][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.537926][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.537948][ T32] r4:848b5600 [ 1332.537967][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.538012][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.538033][ T32] r4:00000001 [ 1332.538072][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.538114][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.538140][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.538168][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.538213][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.538246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.538271][ T32] r4:847da040 [ 1332.538291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.538319][ T32] INFO: task kworker/0:344:5133 blocked for more than 459 seconds. [ 1332.538352][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.538385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.538406][ T32] task:kworker/0:344 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.538450][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.538491][ T32] Call trace: [ 1332.538520][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.538600][ T32] r10:82918888 r9:eb641d84 r8:00000002 r7:60000013 r6:eb641d8c r5:8494bc00 [ 1332.538645][ T32] r4:8494bc00 [ 1332.538683][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.538729][ T32] r5:8494bc00 r4:82918884 [ 1332.538750][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.538788][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.538832][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 ** 4 printk messages dropped ** [ 1332.538992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355500 ** 4 printk messages dropped ** [ 1332.539137][ T32] r5:00001000 r4:e072b000 [ 1332.539156][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.539195][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.539235][ T32] r5:853a5f8c r4:853a5c00 [ 1332.539255][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.539300][ T32] r7:dddced80 r6:83018000 r5:853a5f8c r4:85222f80 ** 1 printk messages dropped ** [ 1332.539372][ T32] r10:61c88647 r9:8494bc00 r8:85222fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1332.539622][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1332.539740][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.540222][ T32] INFO: task kworker/0:344:5133 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 7 printk messages dropped ** [ 1332.540633][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 6 printk messages dropped ** [ 1332.540827][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1332.541231][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1332.541426][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1332.541494][ T32] r4:848b5600 ** 2 printk messages dropped ** [ 1332.541619][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1332.541704][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 3 printk messages dropped ** [ 1332.541848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1332.542232][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.564803][ T32] r4:8494c800 ** 2 printk messages dropped ** [ 1332.564975][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.565296][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1332.565774][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.565861][ T32] r5:00001000 r4:eab2b000 [ 1332.565902][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1332.566110][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1332.566761][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) ** 7 printk messages dropped ** [ 1332.568173][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.568226][ T32] Call trace: [ 1332.568259][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.568320][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.568349][ T32] r4:00000000 [ 1332.568377][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.568449][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.568504][ T32] 9d20: c4f73000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.568540][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.568567][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.568616][ T32] r5:80000113 r4:80239bb0 [ 1332.568665][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.568718][ T32] r4:82ac11e4 [ 1332.568761][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.568818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.568853][ T32] r4:eae89dc0 [ 1332.568877][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.568959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.568987][ T32] r4:00000000 [ 1332.569009][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.569080][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.569108][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.569155][ T32] r5:00001000 r4:ecf8f000 [ 1332.569177][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.569220][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.569274][ T32] r5:85a3578c r4:85a35400 [ 1332.569300][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.569350][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.569432][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.569485][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.569533][ T32] r4:848b5600 [ 1332.569564][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.569633][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.569661][ T32] r4:00000001 [ 1332.569682][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.569722][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.569750][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.569803][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.569858][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.569892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.569916][ T32] r4:847da040 [ 1332.569959][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.569993][ T32] INFO: task kworker/0:345:5136 blocked for more than 459 seconds. [ 1332.570029][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.570055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.570078][ T32] task:kworker/0:345 state:D stack:0 pid:5136 tgid:5136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.570137][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.570186][ T32] Call trace: [ 1332.570219][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.570281][ T32] r10:82918888 r9:eb74dd84 r8:00000002 r7:60000013 r6:eb74dd8c r5:8494d400 [ 1332.570309][ T32] r4:8494d400 [ 1332.570330][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.570388][ T32] r5:8494d400 r4:82918884 [ 1332.570414][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.570464][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.570516][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 [ 1332.570580][ T32] r4:00000000 [ 1332.570622][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.570694][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.570740][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.570786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85227c40 [ 1332.570833][ T32] r4:00000000 [ 1332.570879][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.570951][ T32] r9:83018005 r8:8494d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.570998][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.571075][ T32] r5:00001000 r4:e4a22000 [ 1332.571103][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.571145][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.571189][ T32] r5:853a4b8c r4:853a4800 [ 1332.571210][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.571291][ T32] r7:dddced80 r6:83018000 r5:853a4b8c r4:84a98100 [ 1332.571355][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.571444][ T32] r10:61c88647 r9:8494d400 r8:84a9812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.571549][ T32] r4:84a98100 [ 1332.571601][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.571675][ T32] r10:00000000 r9:84a98100 r8:8027f5e8 r7:eb641e60 r6:84a98180 r5:8494d400 [ 1332.571732][ T32] r4:00000001 [ 1332.571789][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.571848][ T32] Exception stack(0xeb74dfb0 to 0xeb74dff8) [ 1332.571880][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.571942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.571977][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.572007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.572031][ T32] r4:85227a00 [ 1332.594907][ T32] INFO: task kworker/0:345:5136 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.595004][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.595129][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.595228][ T32] Call trace: [ 1332.595261][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.595327][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 4 printk messages dropped ** [ 1332.595489][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 12 printk messages dropped ** [ 1332.595999][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.596582][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1332.596731][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 3 printk messages dropped ** [ 1332.596903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1332.597142][ T32] task:kworker/0:346 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.597191][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.597267][ T32] Call trace: [ 1332.597302][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.597352][ T32] r10:82918888 r9:eb759d84 r8:00000002 r7:60000113 r6:eb759d8c r5:8494ec00 [ 1332.597384][ T32] r4:8494ec00 [ 1332.597408][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.597448][ T32] r5:8494ec00 r4:82918884 [ 1332.597481][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.597536][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.597587][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb759e08 [ 1332.597636][ T32] r4:00000000 [ 1332.597661][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.597701][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.597751][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.597824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355280 [ 1332.597852][ T32] r4:00000000 [ 1332.597875][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.597922][ T32] r9:83018005 r8:8494ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1332.597945][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.597988][ T32] r5:00001000 r4:dfa79000 [ 1332.598039][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.598106][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.598163][ T32] r5:853a538c r4:853a5000 [ 1332.598185][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.598254][ T32] r7:dddced80 r6:83018000 r5:853a538c r4:84a98200 [ 1332.598307][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.598361][ T32] r10:61c88647 r9:8494ec00 r8:84a9822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.598394][ T32] r4:84a98200 [ 1332.598414][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.598463][ T32] r10:00000000 r9:84a98200 r8:8027f5e8 r7:eb641e60 r6:84a98280 r5:8494ec00 [ 1332.598487][ T32] r4:00000001 [ 1332.598529][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.598620][ T32] Exception stack(0xeb759fb0 to 0xeb759ff8) [ 1332.598676][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.598728][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.598771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.598806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.598830][ T32] r4:85227dc0 [ 1332.599322][ T32] INFO: task kworker/0:346:5138 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.599441][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.599531][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.599604][ T32] Call trace: [ 1332.599645][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.599695][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.599742][ T32] r4:00000000 [ 1332.599767][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.599809][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.599881][ T32] 9d20: c514a000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.599916][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.599967][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.600029][ T32] r5:80000113 r4:80239bb0 [ 1332.600058][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.600132][ T32] r4:82ac11e4 [ 1332.600158][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.600211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.600237][ T32] r4:eae89dc0 [ 1332.600258][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.600358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.600396][ T32] r4:00000000 [ 1332.600418][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.600467][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.600491][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.600568][ T32] r5:00001000 r4:ecf8f000 [ 1332.600595][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.600641][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.600687][ T32] r5:85a3578c r4:85a35400 [ 1332.600708][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.600756][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.600778][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.600824][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1332.600917][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 10 printk messages dropped ** [ 1332.601318][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1332.601631][ T32] r10:82918888 r9:eb761d84 r8:00000002 r7:60000113 r6:eb761d8c r5:8494e000 ** 8 printk messages dropped ** [ 1332.601931][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1332.602066][ T32] r4:00000000 [ 1332.602097][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.602156][ T32] r9:83018205 r8:8494e000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1332.618017][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.618165][ T32] r5:00001000 r4:eacf9000 [ 1332.618194][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.618261][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.618311][ T32] r5:8542238c r4:85422000 [ 1332.618356][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.618414][ T32] r7:ddde2d80 r6:83018200 r5:8542238c r4:84a53380 [ 1332.618437][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.618485][ T32] r10:61c88647 r9:8494e000 r8:84a533ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.618507][ T32] r4:84a53380 [ 1332.618526][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.618671][ T32] r10:00000000 r9:84a53380 r8:8027f5e8 r7:eb73de60 r6:84a98300 r5:8494e000 [ 1332.618774][ T32] r4:00000001 [ 1332.618802][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.618870][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1332.618924][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.618957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.618984][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.619034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.619060][ T32] r4:85225e80 [ 1332.619783][ T32] INFO: task kworker/1:659:5140 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.619840][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.619940][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.620032][ T32] Call trace: [ 1332.620086][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.620142][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 6 printk messages dropped ** [ 1332.620522][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1332.620715][ T32] r4:eae89dc0 ** 7 printk messages dropped ** [ 1332.621045][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1332.621537][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.621711][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.622057][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.636956][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.637601][ T32] r4:00000000 [ 1332.637643][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.637684][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.637730][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.637775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85225b80 [ 1332.637802][ T32] r4:00000000 [ 1332.637842][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.637898][ T32] r9:83018205 r8:85463000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1332.637922][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.637967][ T32] r5:00001000 r4:ead5b000 [ 1332.637989][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.638030][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.638141][ T32] r5:85421f8c r4:85421c00 [ 1332.638167][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.638243][ T32] r7:ddde2d80 r6:83018200 r5:85421f8c r4:84a53400 [ 1332.638269][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.638317][ T32] r10:61c88647 r9:85463000 r8:84a5342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.638343][ T32] r4:84a53400 [ 1332.638365][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.638423][ T32] r10:00000000 r9:84a53400 r8:8027f5e8 r7:eb73de60 r6:84a53480 r5:85463000 [ 1332.638446][ T32] r4:00000001 [ 1332.638466][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.638532][ T32] Exception stack(0xeb755fb0 to 0xeb755ff8) [ 1332.638601][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.638647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.638676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.638709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.638733][ T32] r4:85225fc0 [ 1332.639476][ T32] INFO: task kworker/1:660:5141 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.639512][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.639585][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.639953][ T32] Call trace: [ 1332.640028][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.640104][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.640253][ T32] r4:00000000 [ 1332.640306][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.640418][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.640477][ T32] 9d20: c5649000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.640982][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.641014][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1332.641258][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1332.663024][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.663546][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.664018][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.665449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1332.667656][ T32] r4:85464800 ** 4 printk messages dropped ** [ 1332.668155][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 ** 9 printk messages dropped ** [ 1332.669028][ T32] r5:00001000 r4:ead93000 [ 1332.669048][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.669468][ T32] r7:ddde2d80 r6:83018200 r5:85422b8c r4:84a53500 ** 7 printk messages dropped ** [ 1332.670058][ T32] Exception stack(0xeb765fb0 to 0xeb765ff8) ** 6 printk messages dropped ** [ 1332.671707][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1332.697661][ T32] r4:00000000 [ 1332.697714][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.697760][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.697791][ T32] 9d20: c5a8b000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.697820][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.697876][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.697904][ T32] r5:80000113 r4:80239bb0 [ 1332.697959][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.698012][ T32] r4:82ac11e4 [ 1332.698077][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.698131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.698155][ T32] r4:eae89dc0 [ 1332.698208][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.698285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.698337][ T32] r4:00000000 [ 1332.698412][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.698492][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.698518][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.698580][ T32] r5:00001000 r4:ecf8f000 [ 1332.698611][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.698655][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.698699][ T32] r5:85a3578c r4:85a35400 [ 1332.698720][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.698768][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.698789][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.698836][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.698864][ T32] r4:848b5600 [ 1332.698887][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.698949][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.698986][ T32] r4:00000001 [ 1332.699056][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.699097][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.699123][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.699152][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.699179][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.699331][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1332.699713][ T32] r10:82918888 r9:eb769d84 r8:00000002 r7:60000113 r6:eb769d8c r5:85465400 ** 6 printk messages dropped ** [ 1332.700052][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.700282][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.700490][ T32] r5:00001000 r4:eaed7000 [ 1332.700520][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.700587][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.700795][ T32] r4:84a53600 ** 6 printk messages dropped ** [ 1332.700997][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.702083][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 9 printk messages dropped ** [ 1332.721172][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1332.721809][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1332.722022][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1332.722978][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.723037][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.723072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.723097][ T32] r4:847da040 [ 1332.723151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.723285][ T32] INFO: task kworker/1:663:5148 blocked for more than 459 seconds. [ 1332.723323][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.723350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.723379][ T32] task:kworker/1:663 state:D stack:0 pid:5148 tgid:5148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.723528][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.723608][ T32] Call trace: [ 1332.723778][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.723893][ T32] r10:82918888 r9:eb76dd84 r8:00000002 r7:60000113 r6:eb76dd8c r5:85466000 [ 1332.723921][ T32] r4:85466000 [ 1332.723944][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.724012][ T32] r5:85466000 r4:82918884 [ 1332.724037][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.724106][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.724155][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 [ 1332.724178][ T32] r4:00000000 [ 1332.724227][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.724267][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.724338][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.724392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84737d40 [ 1332.724496][ T32] r4:00000000 [ 1332.724521][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.724570][ T32] r9:83018205 r8:85466000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1332.724593][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.724635][ T32] r5:00001000 r4:eb599000 [ 1332.724655][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.724695][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.724738][ T32] r5:85349b8c r4:85349800 [ 1332.724772][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.724823][ T32] r7:ddde2d80 r6:83018200 r5:85349b8c r4:84a53700 [ 1332.724844][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.724890][ T32] r10:61c88647 r9:85466000 r8:84a5372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.724912][ T32] r4:84a53700 [ 1332.724933][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.724977][ T32] r10:00000000 r9:84a53700 r8:8027f5e8 r7:eb73de60 r6:84a53780 r5:85466000 [ 1332.725026][ T32] r4:00000001 [ 1332.725075][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.725114][ T32] Exception stack(0xeb76dfb0 to 0xeb76dff8) [ 1332.725141][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.725171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1332.725251][ T32] r4:84a5e080 ** 3 printk messages dropped ** [ 1332.726319][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.726612][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 7 printk messages dropped ** [ 1332.727089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 5 printk messages dropped ** [ 1332.727264][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.727408][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.727754][ T32] r5:00001000 r4:ecf8f000 [ 1332.727788][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.727831][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.728178][ T32] r5:85a3578c r4:85a35400 [ 1332.728387][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.728499][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.728647][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.728702][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.728727][ T32] r4:848b5600 [ 1332.728746][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.728793][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.728816][ T32] r4:00000001 [ 1332.728878][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.728919][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.728947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.729002][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.729033][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.729607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.729637][ T32] r4:847da040 [ 1332.729659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.729686][ T32] INFO: task kworker/0:347:5152 blocked for more than 459 seconds. [ 1332.729713][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.729807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.730264][ T32] task:kworker/0:347 state:D stack:0 pid:5152 tgid:5152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.730417][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.730663][ T32] Call trace: [ 1332.730859][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1332.731077][ T32] r4:85461800 ** 5 printk messages dropped ** [ 1332.731268][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.731501][ T32] r9:83018005 r8:85461800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 ** 1 printk messages dropped ** [ 1332.731694][ T32] r5:00001000 r4:dfead000 [ 1332.731715][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.761412][ T32] r7:dddced80 r6:83018000 r5:853a578c r4:84a98400 ** 7 printk messages dropped ** [ 1332.761985][ T32] Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) ** 6 printk messages dropped ** [ 1332.763657][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.764288][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1332.764498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1332.765048][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.765371][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1332.765857][ T32] r10:82918888 r9:eb50dd84 r8:00000002 r7:60000013 r6:eb50dd8c r5:8545ec00 ** 10 printk messages dropped ** [ 1332.766270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355a80 ** 4 printk messages dropped ** [ 1332.766516][ T32] r5:00001000 r4:eafa9000 ** 3 printk messages dropped ** [ 1332.766767][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1332.767133][ T32] Exception stack(0xeb50dfb0 to 0xeb50dff8) ** 6 printk messages dropped ** [ 1332.767709][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1332.768412][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1332.768980][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1332.769143][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1332.769479][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.769832][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.769887][ T32] Call trace: [ 1332.769939][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.770027][ T32] r10:82918888 r9:eb519d84 r8:00000002 r7:60000113 r6:eb519d8c r5:85466c00 [ 1332.770053][ T32] r4:85466c00 [ 1332.770073][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.770135][ T32] r5:85466c00 r4:82918884 [ 1332.770180][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.770222][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.770266][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 [ 1332.770288][ T32] r4:00000000 [ 1332.770307][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.770374][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.770432][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.770529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355600 [ 1332.770596][ T32] r4:00000000 [ 1332.770637][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.770716][ T32] r9:83018005 r8:85466c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1332.770748][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.770815][ T32] r5:00001000 r4:eacd5000 [ 1332.770838][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.770901][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.770948][ T32] r5:853a5b8c r4:853a5800 [ 1332.770989][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.771037][ T32] r7:dddced80 r6:83018000 r5:853a5b8c r4:84a98500 [ 1332.771090][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.771151][ T32] r10:61c88647 r9:85466c00 r8:84a9852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.771176][ T32] r4:84a98500 [ 1332.771221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.771289][ T32] r10:00000000 r9:84a98500 r8:8027f5e8 r7:eb50de60 r6:84a53900 r5:85466c00 [ 1332.771314][ T32] r4:00000001 [ 1332.771368][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.771408][ T32] Exception stack(0xeb519fb0 to 0xeb519ff8) [ 1332.771455][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.771487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.771533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.771574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.771599][ T32] r4:85355440 [ 1332.771991][ T32] INFO: task kworker/0:349:5155 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.772064][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.772148][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.802684][ T32] Call trace: [ 1332.802772][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.802847][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.802875][ T32] r4:00000000 [ 1332.802896][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.802938][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.802970][ T32] 9d20: c6bf7000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.803023][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.803075][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.803103][ T32] r5:80000113 r4:80239bb0 [ 1332.803126][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.803175][ T32] r4:82ac11e4 [ 1332.803196][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.803246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.803282][ T32] r4:eae89dc0 [ 1332.803305][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.803352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.803380][ T32] r4:00000000 [ 1332.803401][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.803446][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.803468][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.803513][ T32] r5:00001000 r4:ecf8f000 [ 1332.803555][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.803600][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.803654][ T32] r5:85a3578c r4:85a35400 [ 1332.803678][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.803816][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1332.804088][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.804444][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.804747][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.805163][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.805209][ T32] r5:00001000 r4:eae23000 ** 3 printk messages dropped ** [ 1332.805384][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1332.805835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.806903][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.807095][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 7 printk messages dropped ** [ 1332.807418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 13 printk messages dropped ** [ 1332.807930][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.808294][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.808605][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.808964][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1332.809451][ T32] r5:00001000 r4:eae6b000 [ 1332.809470][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.809686][ T32] r7:dddced80 r6:83018000 r5:853a638c r4:84a98600 ** 1 printk messages dropped ** [ 1332.809752][ T32] r10:61c88647 r9:84a21800 r8:84a9862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.809795][ T32] r4:84a98600 [ 1332.809847][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.809916][ T32] r10:00000000 r9:84a98600 r8:8027f5e8 r7:eb50de60 r6:84a53a00 r5:84a21800 [ 1332.809947][ T32] r4:00000001 [ 1332.810008][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.810099][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1332.810150][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.810203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.810275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.810313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.810369][ T32] r4:85355780 [ 1332.810814][ T32] INFO: task kworker/0:351:5159 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.810849][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.810905][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.810950][ T32] Call trace: [ 1332.811041][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.811106][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.811132][ T32] r4:00000000 [ 1332.811151][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.811190][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.811239][ T32] 9d20: c6bf7000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.811272][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.811298][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.811321][ T32] r5:80000113 r4:80239bb0 [ 1332.811394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.811478][ T32] r4:82ac11e4 [ 1332.811515][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.811589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.811631][ T32] r4:eae89dc0 [ 1332.811698][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.811798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.811825][ T32] r4:00000000 [ 1332.811846][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.811895][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.811916][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.811959][ T32] r5:00001000 r4:ecf8f000 [ 1332.812001][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.812066][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.812322][ T32] r5:85a3578c r4:85a35400 [ 1332.834741][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.834953][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.835008][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.835119][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.835173][ T32] r4:848b5600 [ 1332.835270][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.835377][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.835425][ T32] r4:00000001 [ 1332.835474][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.835556][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.835619][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.835690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.835749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.835822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.835849][ T32] r4:847da040 [ 1332.835896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.835960][ T32] INFO: task kworker/0:352:5161 blocked for more than 459 seconds. [ 1332.836033][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.836068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.836111][ T32] task:kworker/0:352 state:D stack:0 pid:5161 tgid:5161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.836231][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.836328][ T32] Call trace: [ 1332.836402][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.836494][ T32] r10:82918888 r9:eb789d84 r8:00000002 r7:60000113 r6:eb789d8c r5:84a23000 [ 1332.836544][ T32] r4:84a23000 [ 1332.836580][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.836676][ T32] r5:84a23000 r4:82918884 [ 1332.836725][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.836828][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.836915][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 [ 1332.836965][ T32] r4:00000000 [ 1332.837019][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.837098][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.837183][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.837269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355940 [ 1332.837320][ T32] r4:00000000 [ 1332.837359][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.837504][ T32] r9:83018005 r8:84a23000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1332.837556][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.837663][ T32] r5:00001000 r4:eaeab000 [ 1332.837773][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.837856][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.837967][ T32] r5:853a6b8c r4:853a6800 [ 1332.838013][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.838103][ T32] r7:dddced80 r6:83018000 r5:853a6b8c r4:84a98680 [ 1332.838147][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.838245][ T32] r10:61c88647 r9:84a23000 r8:84a986ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.838349][ T32] r4:84a98680 [ 1332.838400][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.838489][ T32] r10:00000000 r9:84a98680 r8:8027f5e8 r7:eb50de60 r6:84a53a80 r5:84a23000 [ 1332.838604][ T32] r4:00000001 [ 1332.838655][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.838730][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) [ 1332.838788][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.840182][ T32] INFO: task kworker/0:352:5161 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 11 printk messages dropped ** [ 1332.840917][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1332.841129][ T32] r4:eae89dc0 ** 7 printk messages dropped ** [ 1332.841494][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1332.841936][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1332.864717][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.864951][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1332.865059][ T32] task:kworker/0:353 state:D stack:0 pid:5164 tgid:5164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.865119][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.865178][ T32] Call trace: [ 1332.865279][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.865333][ T32] r10:82918888 r9:eb795d84 r8:00000002 r7:60000113 r6:eb795d8c r5:84a22400 [ 1332.865356][ T32] r4:84a22400 [ 1332.865406][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.865451][ T32] r5:84a22400 r4:82918884 [ 1332.865473][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.865511][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.865576][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 [ 1332.865625][ T32] r4:00000000 [ 1332.865648][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.865708][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.865755][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.865801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a8640 [ 1332.865823][ T32] r4:00000000 [ 1332.865842][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.865909][ T32] r9:83018005 r8:84a22400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1332.865935][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.865980][ T32] r5:00001000 r4:eb151000 [ 1332.866022][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.866081][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.866127][ T32] r5:853a438c r4:853a4000 [ 1332.866169][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.866238][ T32] r7:dddced80 r6:83018000 r5:853a438c r4:84a98700 [ 1332.866268][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.866375][ T32] r10:61c88647 r9:84a22400 r8:84a9872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.866403][ T32] r4:84a98700 [ 1332.866424][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.866495][ T32] r10:00000000 r9:84a98700 r8:8027f5e8 r7:eb50de60 r6:84a53b00 r5:84a22400 [ 1332.866521][ T32] r4:00000001 [ 1332.866586][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.866660][ T32] Exception stack(0xeb795fb0 to 0xeb795ff8) [ 1332.866713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.866766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.866796][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.866845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.866871][ T32] r4:85355980 [ 1332.867578][ T32] INFO: task kworker/0:353:5164 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.867610][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.867734][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.867781][ T32] Call trace: [ 1332.867810][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.867857][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.867881][ T32] r4:00000000 [ 1332.867901][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.867938][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.867986][ T32] 9d20: c7702000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.868041][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.868089][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1332.868304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 12 printk messages dropped ** [ 1332.869011][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1332.869219][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.869408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1332.869617][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.870000][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.870399][ T32] r9:83018005 r8:84a24800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1332.870450][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.870516][ T32] r5:00001000 r4:eafe5000 [ 1332.870539][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.870617][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.870662][ T32] r5:853a778c r4:853a7400 [ 1332.870682][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.870727][ T32] r7:dddced80 r6:83018000 r5:853a778c r4:84a98780 [ 1332.870747][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.870795][ T32] r10:61c88647 r9:84a24800 r8:84a987ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.870817][ T32] r4:84a98780 [ 1332.870836][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.870881][ T32] r10:00000000 r9:84a98780 r8:8027f5e8 r7:eb795e60 r6:84a53b80 r5:84a24800 [ 1332.870903][ T32] r4:00000001 [ 1332.870922][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.870958][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1332.871009][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.871041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.871089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.871121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.871165][ T32] r4:85355980 [ 1332.871535][ T32] INFO: task kworker/0:354:5166 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.871566][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.871670][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.871738][ T32] Call trace: [ 1332.871795][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.871843][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.871897][ T32] r4:00000000 [ 1332.871942][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.871985][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.872013][ T32] 9d20: c7702000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.872042][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.872068][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.872092][ T32] r5:80000113 r4:80239bb0 [ 1332.872112][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.872198][ T32] r4:82ac11e4 [ 1332.884300][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.884403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 7 printk messages dropped ** [ 1332.884780][ T32] r5:00001000 r4:ecf8f000 ** 4 printk messages dropped ** [ 1332.885018][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1332.885296][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.885508][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.885537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.885580][ T32] r4:847da040 [ 1332.885614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.885684][ T32] INFO: task kworker/0:355:5167 blocked for more than 459 seconds. [ 1332.885722][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.885747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.885790][ T32] task:kworker/0:355 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.885888][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.885938][ T32] Call trace: [ 1332.885995][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.886085][ T32] r10:82918888 r9:eb7a1d84 r8:00000002 r7:60000113 r6:eb7a1d8c r5:84a23c00 [ 1332.886133][ T32] r4:84a23c00 [ 1332.886156][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.886230][ T32] r5:84a23c00 r4:82918884 [ 1332.886255][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.886316][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.886372][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a1e08 [ 1332.886429][ T32] r4:00000000 [ 1332.886486][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.886597][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.886676][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.886754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355dc0 ** 4 printk messages dropped ** [ 1332.887027][ T32] r5:00001000 r4:eb015000 [ 1332.887094][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1332.887262][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1332.887662][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) ** 6 printk messages dropped ** [ 1332.888610][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1332.889245][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.889313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.889339][ T32] r4:eae89dc0 [ 1332.889399][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.889451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.889473][ T32] r4:00000000 [ 1332.889492][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.889564][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.889618][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.889665][ T32] r5:00001000 r4:ecf8f000 [ 1332.889687][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.889749][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.889817][ T32] r5:85a3578c r4:85a35400 [ 1332.889861][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.889912][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.889957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.890039][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.890063][ T32] r4:848b5600 [ 1332.890083][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.890140][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.890165][ T32] r4:00000001 [ 1332.890206][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1332.890340][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.890807][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.891109][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.891640][ T32] r5:00001000 r4:eb099000 [ 1332.891664][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.891734][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.891845][ T32] r7:dddced80 r6:83018000 r5:853a738c r4:84a98880 ** 6 printk messages dropped ** [ 1332.892132][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1332.917900][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1332.918698][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1332.919479][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1332.919766][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.920055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1332.920560][ T32] r10:82918888 r9:eb7b1d84 r8:00000002 r7:60000113 r6:eb7b1d8c r5:84a25400 ** 10 printk messages dropped ** [ 1332.921006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84746000 ** 4 printk messages dropped ** [ 1332.921193][ T32] r5:00001000 r4:eb119000 ** 2 printk messages dropped ** [ 1332.921297][ T32] r5:853a7f8c r4:853a7c00 ** 3 printk messages dropped ** [ 1332.921482][ T32] r10:61c88647 r9:84a25400 r8:84a9892c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1332.922014][ T32] r4:85355c00 ** 3 printk messages dropped ** [ 1332.935264][ T32] Call trace: ** 1 printk messages dropped ** [ 1332.935419][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.935447][ T32] r4:00000000 [ 1332.935498][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.935543][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.935592][ T32] 9d20: c813e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.935626][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.935653][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.935678][ T32] r5:80000113 r4:80239bb0 [ 1332.935698][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.935762][ T32] r4:82ac11e4 [ 1332.935785][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.935835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.935871][ T32] r4:eae89dc0 [ 1332.935914][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.935974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.935998][ T32] r4:00000000 [ 1332.936045][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.936116][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.936169][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.936239][ T32] r5:00001000 r4:ecf8f000 [ 1332.936263][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.936326][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.936378][ T32] r5:85a3578c r4:85a35400 [ 1332.936399][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.936489][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.936514][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.936561][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.936605][ T32] r4:848b5600 [ 1332.936659][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.936710][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.936733][ T32] r4:00000001 [ 1332.936770][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.936810][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.936836][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.936873][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.936910][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.936939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.936961][ T32] r4:847da040 [ 1332.937013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.937045][ T32] INFO: task kworker/0:358:5174 blocked for more than 459 seconds. [ 1332.937088][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.937115][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.937136][ T32] task:kworker/0:358 state:D stack:0 pid:5174 tgid:5174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.937203][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.937280][ T32] Call trace: [ 1332.937333][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1332.937385][ T32] r10:82918888 r9:eb7bdd84 r8:00000002 r7:60000113 r6:eb7bdd8c r5:84a26000 [ 1332.937409][ T32] r4:84a26000 [ 1332.937429][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1332.937485][ T32] r5:84a26000 r4:82918884 [ 1332.937509][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.937550][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.937593][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 [ 1332.937616][ T32] r4:00000000 [ 1332.937635][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1332.937683][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1332.937726][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.937770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7a080 [ 1332.937813][ T32] r4:00000000 [ 1332.937874][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.937927][ T32] r9:83018005 r8:84a26000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.937949][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.937991][ T32] r5:00001000 r4:eb195000 [ 1332.938011][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.938113][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.938163][ T32] r5:8536478c r4:85364400 [ 1332.938215][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.938264][ T32] r7:dddced80 r6:83018000 r5:8536478c r4:84a98980 [ 1332.938286][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.938333][ T32] r10:61c88647 r9:84a26000 r8:84a989ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.938355][ T32] r4:84a98980 [ 1332.938379][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.938424][ T32] r10:00000000 r9:84a98980 r8:8027f5e8 r7:eb795e60 r6:84a53d80 r5:84a26000 ** 2 printk messages dropped ** [ 1332.938528][ T32] Exception stack(0xeb7bdfb0 to 0xeb7bdff8) ** 6 printk messages dropped ** [ 1332.939269][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.939920][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1332.940232][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.940652][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1332.941013][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.941443][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1332.941827][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.965159][ T32] r5:8545d400 r4:82918884 ** 6 printk messages dropped ** [ 1332.965487][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1332.965745][ T32] r5:00001000 r4:eb383000 ** 1 printk messages dropped ** [ 1332.965830][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.965898][ T32] r5:8536578c r4:85365400 [ 1332.965923][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.965972][ T32] r7:dddced80 r6:83018000 r5:8536578c r4:84a98a00 [ 1332.966024][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.966076][ T32] r10:61c88647 r9:8545d400 r8:84a98a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.966109][ T32] r4:84a98a00 [ 1332.966137][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.966198][ T32] r10:00000000 r9:84a98a00 r8:8027f5e8 r7:eb7bde60 r6:84a53e00 r5:8545d400 [ 1332.966223][ T32] r4:00000001 [ 1332.966243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.966322][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 1332.966355][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.966393][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.966420][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.966449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.966471][ T32] r4:84b7a1c0 [ 1332.967241][ T32] INFO: task kworker/0:359:5176 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.967280][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.967348][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.967488][ T32] Call trace: [ 1332.967565][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.967637][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.967664][ T32] r4:00000000 [ 1332.967684][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.967725][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.967775][ T32] 9d20: c85ed000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.967808][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.967855][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.967883][ T32] r5:80000113 r4:80239bb0 [ 1332.967904][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.967948][ T32] r4:82ac11e4 [ 1332.967967][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.968016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.968038][ T32] r4:eae89dc0 [ 1332.968057][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.968133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.968159][ T32] r4:00000000 [ 1332.968179][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.968226][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.968268][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.968321][ T32] r5:00001000 r4:ecf8f000 [ 1332.968342][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.968388][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.968430][ T32] r5:85a3578c r4:85a35400 [ 1332.968471][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.968542][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.968588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.968652][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1332.968793][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.969000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1332.969320][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.969553][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1332.970116][ T32] r9:83018005 r8:85468000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 1 printk messages dropped ** [ 1332.970240][ T32] r5:00001000 r4:eb29d000 [ 1332.970289][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.970473][ T32] r7:dddced80 r6:83018000 r5:8536438c r4:84a98a80 ** 7 printk messages dropped ** [ 1332.970780][ T32] Exception stack(0xeb7c9fb0 to 0xeb7c9ff8) ** 5 printk messages dropped ** [ 1332.971266][ T32] INFO: task kworker/0:360:5177 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 11 printk messages dropped ** [ 1332.971860][ T32] r5:80000113 r4:80239bb0 ** 3 printk messages dropped ** [ 1332.972016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.972063][ T32] r4:eae89dc0 [ 1332.972085][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.972167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.972268][ T32] r4:00000000 [ 1332.995008][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.995135][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.995163][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.995269][ T32] r5:00001000 r4:ecf8f000 [ 1332.995324][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.995476][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.995588][ T32] r5:85a3578c r4:85a35400 [ 1332.995672][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.995782][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1332.995848][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.995962][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.996020][ T32] r4:848b5600 [ 1332.996070][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.996202][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1332.996240][ T32] r4:00000001 [ 1332.996262][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.996302][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.996366][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.996402][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.996430][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.996481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.996508][ T32] r4:847da040 [ 1332.996533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.996563][ T32] INFO: task kworker/0:361:5179 blocked for more than 459 seconds. [ 1332.996596][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.996645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.996671][ T32] task:kworker/0:361 state:D stack:0 pid:5179 tgid:5179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.996749][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.996899][ T32] r10:82918888 r9:eb7d1d84 r8:00000002 r7:60000113 r6:eb7d1d8c r5:85469800 ** 10 printk messages dropped ** [ 1332.997276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7a2c0 ** 4 printk messages dropped ** [ 1332.997506][ T32] r5:00001000 r4:eb321000 [ 1332.997529][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1332.997570][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.997784][ T32] r10:61c88647 r9:85469800 r8:84a98b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1332.997986][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1332.998015][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.998044][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.998081][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.998113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.998136][ T32] r4:84b7a140 [ 1332.998864][ T32] INFO: task kworker/0:361:5179 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1332.998901][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.998993][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.999051][ T32] Call trace: [ 1332.999104][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1332.999152][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1332.999177][ T32] r4:00000000 [ 1332.999197][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.999277][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1332.999337][ T32] 9d20: c8b07000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1332.999374][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1332.999422][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1332.999450][ T32] r5:80000113 r4:80239bb0 [ 1332.999484][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.999568][ T32] r4:82ac11e4 [ 1332.999602][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.999665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1332.999717][ T32] r4:eae89dc0 [ 1332.999741][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1332.999808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1332.999834][ T32] r4:00000000 [ 1332.999876][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1332.999925][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1332.999962][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.000032][ T32] r5:00001000 r4:ecf8f000 [ 1333.000076][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.000123][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.000186][ T32] r5:85a3578c r4:85a35400 [ 1333.000234][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.000320][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.000377][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.000426][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.000448][ T32] r4:848b5600 [ 1333.000467][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.000534][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.000561][ T32] r4:00000001 [ 1333.000603][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.000647][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.000675][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.000868][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1333.001122][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.001421][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1333.001967][ T32] r5:00001000 r4:eb345000 [ 1333.001990][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.002030][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.017912][ T32] r10:61c88647 r9:85468c00 r8:84a98bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.018573][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.020152][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.020502][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.020730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1333.021191][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.021539][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.021843][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.022047][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1333.041760][ T32] r5:00001000 r4:eb378000 [ 1333.041813][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.042540][ T32] r7:dddced80 r6:83018000 r5:85364f8c r4:84a98c00 ** 9 printk messages dropped ** [ 1333.043058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.044223][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 9 printk messages dropped ** [ 1333.044566][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1333.045043][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.045329][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.045431][ T32] r4:848b5600 [ 1333.045545][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.045701][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.045763][ T32] r4:00000001 [ 1333.045815][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.045904][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.045972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.046041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.046131][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.046210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.046265][ T32] r4:847da040 [ 1333.046313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.046380][ T32] INFO: task kworker/0:364:5185 blocked for more than 459 seconds. [ 1333.046467][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.046533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.046600][ T32] task:kworker/0:364 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.046728][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.046826][ T32] Call trace: [ 1333.046897][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.046998][ T32] r10:82918888 r9:eb7e9d84 r8:00000002 r7:60000113 r6:eb7e9d8c r5:8546c800 [ 1333.047053][ T32] r4:8546c800 [ 1333.047096][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.047182][ T32] r5:8546c800 r4:82918884 [ 1333.047237][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.047326][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.047434][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e9e08 [ 1333.047487][ T32] r4:00000000 [ 1333.047546][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.047649][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.047743][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.047844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7aac0 [ 1333.047914][ T32] r4:00000000 [ 1333.047970][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.048073][ T32] r9:83018005 r8:8546c800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1333.048126][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.048223][ T32] r5:00001000 r4:eb3fb000 [ 1333.048273][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.048371][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.048474][ T32] r5:85365f8c r4:85365c00 [ 1333.048539][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.048637][ T32] r7:dddced80 r6:83018000 r5:85365f8c r4:84a98c80 [ 1333.048689][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.048792][ T32] r10:61c88647 r9:8546c800 r8:84a98cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.048840][ T32] r4:84a98c80 [ 1333.048866][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.048915][ T32] r10:00000000 r9:84a98c80 r8:8027f5e8 r7:eb7c5e60 r6:84a9c080 r5:8546c800 [ 1333.048937][ T32] r4:00000001 [ 1333.048957][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.049019][ T32] Exception stack(0xeb7e9fb0 to 0xeb7e9ff8) [ 1333.049073][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.049114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.049143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.049171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.049195][ T32] r4:84b7a300 [ 1333.049576][ T32] INFO: task kworker/0:364:5185 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.049650][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.049844][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.050237][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.050703][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.051283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 10 printk messages dropped ** [ 1333.078408][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.078813][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.079149][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.079473][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.079984][ T32] r5:00001000 r4:eb3a7000 [ 1333.080027][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.080114][ T32] r5:85365b8c r4:85365800 ** 4 printk messages dropped ** [ 1333.080409][ T32] r4:84a98d80 ** 6 printk messages dropped ** [ 1333.080678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.082270][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 9 printk messages dropped ** [ 1333.097026][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1333.097758][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.098410][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.098982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1333.099725][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.100069][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1333.100136][ T32] r4:00000000 [ 1333.100155][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.100211][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.100253][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.100297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7aa40 [ 1333.100319][ T32] r4:00000000 [ 1333.100378][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.100448][ T32] r9:83018005 r8:8546b000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1333.100496][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.100542][ T32] r5:00001000 r4:eb3bf000 [ 1333.100562][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.100600][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.100641][ T32] r5:8536638c r4:85366000 [ 1333.100661][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.100704][ T32] r7:dddced80 r6:83018000 r5:8536638c r4:84a98d00 [ 1333.100724][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.100792][ T32] r10:61c88647 r9:8546b000 r8:84a98d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.100838][ T32] r4:84a98d00 [ 1333.100860][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.100926][ T32] r10:00000000 r9:84a98d00 r8:8027f5e8 r7:eb7e9e60 r6:84a9c180 r5:8546b000 [ 1333.100995][ T32] r4:00000001 [ 1333.101039][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.101102][ T32] Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) [ 1333.101133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.101183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.101213][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.101243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.101265][ T32] r4:84b7a800 [ 1333.102033][ T32] INFO: task kworker/0:366:5189 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.102108][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.120152][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.120385][ T32] Call trace: [ 1333.120482][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.120671][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.120816][ T32] r4:00000000 [ 1333.120874][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.120973][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.121049][ T32] 9d20: c9756000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.121116][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.121243][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.121311][ T32] r5:80000113 r4:80239bb0 [ 1333.121357][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.121492][ T32] r4:82ac11e4 [ 1333.121549][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.121703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.121786][ T32] r4:eae89dc0 [ 1333.121837][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.121937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.121995][ T32] r4:00000000 [ 1333.122043][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.122132][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.122183][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.122265][ T32] r5:00001000 r4:ecf8f000 [ 1333.122365][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.138064][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.138268][ T32] r5:85a3578c r4:85a35400 [ 1333.138328][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.138448][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.138498][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.138625][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.138678][ T32] r4:848b5600 [ 1333.138725][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.138829][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.138881][ T32] r4:00000001 [ 1333.138928][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.139033][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.139186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.139273][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.139340][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.139432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1333.139652][ T32] INFO: task kworker/0:367:5191 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.140754][ T32] r5:8546ec00 r4:82918884 ** 3 printk messages dropped ** [ 1333.141103][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.141775][ T32] r9:83018005 r8:8546ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 1 printk messages dropped ** [ 1333.141934][ T32] r5:00001000 r4:eb42f000 ** 3 printk messages dropped ** [ 1333.142366][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1333.153749][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.153927][ T32] r4:84b7aa00 [ 1333.155220][ T32] INFO: task kworker/0:367:5191 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.155316][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.155567][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.155689][ T32] Call trace: [ 1333.155769][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.155873][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.155971][ T32] r4:00000000 [ 1333.156030][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.156116][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.156184][ T32] 9d20: c9a2f000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.156215][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.156242][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.156287][ T32] r5:80000113 r4:80239bb0 [ 1333.156311][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.156377][ T32] r4:82ac11e4 [ 1333.156401][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.156452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.156496][ T32] r4:eae89dc0 [ 1333.156519][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.156603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.156628][ T32] r4:00000000 [ 1333.156667][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.156719][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.156762][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.156808][ T32] r5:00001000 r4:ecf8f000 [ 1333.156849][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.156892][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.156956][ T32] r5:85a3578c r4:85a35400 [ 1333.156979][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.157026][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.157048][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.157098][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.157122][ T32] r4:848b5600 [ 1333.157141][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.157187][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.157209][ T32] r4:00000001 [ 1333.157249][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.157289][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.157336][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.157371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.157399][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.157428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.157481][ T32] r4:847da040 [ 1333.157527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.157580][ T32] INFO: task kworker/0:368:5193 blocked for more than 459 seconds. [ 1333.157627][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.157654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.157674][ T32] task:kworker/0:368 state:D stack:0 pid:5193 tgid:5193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.157720][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.157783][ T32] Call trace: [ 1333.157839][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.157885][ T32] r10:82918888 r9:eb809d84 r8:00000002 r7:60000113 r6:eb809d8c r5:84a26c00 [ 1333.157929][ T32] r4:84a26c00 [ 1333.157953][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.158015][ T32] r5:84a26c00 r4:82918884 [ 1333.158057][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.158110][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.158158][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 ** 4 printk messages dropped ** [ 1333.158343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7ac00 ** 4 printk messages dropped ** [ 1333.158521][ T32] r5:00001000 r4:eb417000 [ 1333.158541][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.158626][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.158734][ T32] r7:dddced80 r6:83018000 r5:8536678c r4:84a98e80 ** 5 printk messages dropped ** [ 1333.158965][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.159178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1333.159916][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.160082][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1333.160670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1333.162055][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.188935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.189644][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.190307][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1333.191338][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.191473][ T32] r5:00001000 r4:eb47f000 ** 4 printk messages dropped ** [ 1333.191959][ T32] r7:dddced80 r6:83018000 r5:8536778c r4:84a98f80 ** 7 printk messages dropped ** [ 1333.206295][ T32] Exception stack(0xeb811fb0 to 0xeb811ff8) ** 6 printk messages dropped ** [ 1333.207931][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.208566][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.208723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1333.209231][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.209587][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.209925][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1333.210162][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1333.210426][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.210711][ T32] r5:00001000 r4:eb443000 [ 1333.210751][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.210862][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.210935][ T32] r5:85366f8c r4:85366c00 [ 1333.210959][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.211007][ T32] r7:dddced80 r6:83018000 r5:85366f8c r4:84a98f00 [ 1333.211028][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.211085][ T32] r10:61c88647 r9:85463c00 r8:84a98f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.211109][ T32] r4:84a98f00 [ 1333.211151][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.211199][ T32] r10:00000000 r9:84a98f00 r8:8027f5e8 r7:eb811e60 r6:84a9c380 r5:85463c00 [ 1333.211242][ T32] r4:00000001 [ 1333.211263][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.211300][ T32] Exception stack(0xeb819fb0 to 0xeb819ff8) [ 1333.211347][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.211404][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.211441][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.211501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.211527][ T32] r4:84b7ad00 [ 1333.211864][ T32] INFO: task kworker/0:370:5197 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.211920][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.211976][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.212019][ T32] Call trace: [ 1333.212082][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.212196][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.235570][ T32] r4:00000000 [ 1333.235675][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.235843][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.235935][ T32] 9d20: ca7d4000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.235969][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.236023][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.236051][ T32] r5:80000113 r4:80239bb0 [ 1333.236114][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.236167][ T32] r4:82ac11e4 [ 1333.236188][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.236237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.236275][ T32] r4:eae89dc0 [ 1333.236341][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.236405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.236431][ T32] r4:00000000 [ 1333.236452][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.236527][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.236552][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.236633][ T32] r5:00001000 r4:ecf8f000 [ 1333.236657][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.236702][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.236747][ T32] r5:85a3578c r4:85a35400 [ 1333.236767][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.236841][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.236867][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.236914][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.236938][ T32] r4:848b5600 [ 1333.236957][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.237002][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.237024][ T32] r4:00000001 [ 1333.237069][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.237110][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.237163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.237195][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.237221][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.237250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.237299][ T32] r4:847da040 [ 1333.237325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.237384][ T32] INFO: task kworker/0:371:5199 blocked for more than 459 seconds. [ 1333.237420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.237445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.237506][ T32] task:kworker/0:371 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.237644][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.237721][ T32] Call trace: [ 1333.237833][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.237913][ T32] r10:82918888 r9:eb821d84 r8:00000002 r7:60000013 r6:eb821d8c r5:85470c00 [ 1333.237966][ T32] r4:85470c00 [ 1333.237989][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.238029][ T32] r5:85470c00 r4:82918884 [ 1333.238051][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.238088][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.238131][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 [ 1333.238153][ T32] r4:00000000 [ 1333.238172][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.238207][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.238299][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.238351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5e700 [ 1333.238380][ T32] r4:00000000 [ 1333.238400][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1333.238573][ T32] r5:00001000 r4:eb457000 [ 1333.238597][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.238639][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.238682][ T32] r5:8536738c r4:85367000 ** 1 printk messages dropped ** [ 1333.238747][ T32] r7:dddced80 r6:83018000 r5:8536738c r4:84a98380 ** 5 printk messages dropped ** [ 1333.238936][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.239106][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.240725][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.241305][ T32] 9d20: ca7d4000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1333.242033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1333.254830][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.255544][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.255853][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.256209][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1333.256614][ T32] r9:83018005 r8:85472400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 1 printk messages dropped ** [ 1333.256678][ T32] r5:00001000 r4:dfac1000 ** 3 printk messages dropped ** [ 1333.256823][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1333.257160][ T32] r4:00000001 [ 1333.257183][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.257221][ T32] Exception stack(0xeb829fb0 to 0xeb829ff8) [ 1333.257248][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.257276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.257323][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.257395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.257447][ T32] r4:85227000 [ 1333.258119][ T32] INFO: task kworker/0:372:5201 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.258171][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.258271][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.258342][ T32] Call trace: [ 1333.258380][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.258427][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.258470][ T32] r4:00000000 [ 1333.258509][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.258570][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.258624][ T32] 9d20: ca7d4000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.258657][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.258704][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.258732][ T32] r5:80000113 r4:80239bb0 [ 1333.258753][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.258798][ T32] r4:82ac11e4 [ 1333.258839][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.258892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.258957][ T32] r4:eae89dc0 [ 1333.258980][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.259027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.259049][ T32] r4:00000000 [ 1333.259068][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.259114][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.259136][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.259177][ T32] r5:00001000 r4:ecf8f000 [ 1333.259218][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.259263][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.259306][ T32] r5:85a3578c r4:85a35400 [ 1333.259327][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.259376][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.259410][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.259460][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.259482][ T32] r4:848b5600 [ 1333.259522][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.259650][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.259684][ T32] r4:00000001 [ 1333.259706][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.259753][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.259783][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.259833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.259863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.259914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.259941][ T32] r4:847da040 [ 1333.259963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.259987][ T32] INFO: task kworker/0:373:5203 blocked for more than 459 seconds. [ 1333.260040][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1333.260112][ T32] task:kworker/0:373 state:D stack:0 pid:5203 tgid:5203 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.260631][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.260841][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.260991][ T32] r5:00001000 r4:eb4b5000 [ 1333.261025][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.261067][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.261211][ T32] r7:dddced80 r6:83018000 r5:85367f8c r4:853c7080 ** 8 printk messages dropped ** [ 1333.261491][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.262038][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.280873][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1333.281113][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1333.281375][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1333.281639][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1333.282019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1333.292946][ T32] r4:85470000 ** 4 printk messages dropped ** [ 1333.293129][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb839e08 ** 7 printk messages dropped ** [ 1333.293528][ T32] r9:83018005 r8:85470000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 1 printk messages dropped ** [ 1333.293605][ T32] r5:00001000 r4:eb4cf000 ** 3 printk messages dropped ** [ 1333.293798][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1333.294139][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.294290][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.294320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.294341][ T32] r4:853c9280 [ 1333.295008][ T32] INFO: task kworker/0:374:5205 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.295064][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.295168][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.295222][ T32] Call trace: [ 1333.295277][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.295324][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.295348][ T32] r4:00000000 [ 1333.295373][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.295412][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.295440][ T32] 9d20: cb131000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.295489][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.295518][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.295552][ T32] r5:80000113 r4:80239bb0 [ 1333.295575][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.295620][ T32] r4:82ac11e4 [ 1333.295660][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.295713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.295736][ T32] r4:eae89dc0 [ 1333.295756][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.295830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.295856][ T32] r4:00000000 [ 1333.295876][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.295943][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.295987][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.296053][ T32] r5:00001000 r4:ecf8f000 [ 1333.296077][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.296156][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.296220][ T32] r5:85a3578c r4:85a35400 [ 1333.296244][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.296292][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.296333][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.296409][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.296434][ T32] r4:848b5600 [ 1333.296454][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.296510][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.296566][ T32] r4:00000001 [ 1333.296590][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.296629][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.296655][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.296683][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.296709][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.296738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.296760][ T32] r4:847da040 [ 1333.296790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.296829][ T32] INFO: task kworker/0:375:5207 blocked for more than 459 seconds. [ 1333.296857][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.296892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.296914][ T32] task:kworker/0:375 state:D stack:0 pid:5207 tgid:5207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.296958][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.297020][ T32] Call trace: [ 1333.297053][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1333.297222][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1333.297671][ T32] r9:83018005 r8:85471800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 1 printk messages dropped ** [ 1333.297768][ T32] r5:00001000 r4:eb4f3000 [ 1333.297792][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.297897][ T32] r5:8534838c r4:85348000 ** 3 printk messages dropped ** [ 1333.298036][ T32] r10:61c88647 r9:85471800 r8:853c71ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1333.298406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1333.299066][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.299233][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1333.299574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1333.299945][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 7 printk messages dropped ** [ 1333.300268][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 6 printk messages dropped ** [ 1333.300610][ T32] INFO: task kworker/0:376:5209 blocked for more than 459 seconds. ** 8 printk messages dropped ** [ 1333.300962][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1333.301296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9380 ** 4 printk messages dropped ** [ 1333.301448][ T32] r5:00001000 r4:eb515000 ** 4 printk messages dropped ** [ 1333.301653][ T32] r7:dddced80 r6:83018000 r5:8534878c r4:853c7200 ** 5 printk messages dropped ** [ 1333.301828][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.302069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1333.321031][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 7 printk messages dropped ** [ 1333.321613][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.321709][ T32] r4:82ac11e4 [ 1333.321758][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.321863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.321917][ T32] r4:eae89dc0 [ 1333.321972][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.322068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.322119][ T32] r4:00000000 [ 1333.332647][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.332806][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.332852][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.332965][ T32] r5:00001000 r4:ecf8f000 [ 1333.333012][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.333110][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.333196][ T32] r5:85a3578c r4:85a35400 [ 1333.333237][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.333323][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.333381][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.333482][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.333619][ T32] r4:848b5600 [ 1333.333665][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.333752][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.333795][ T32] r4:00000001 [ 1333.333832][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.333900][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.333954][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.334007][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.334059][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.334131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.334178][ T32] r4:847da040 [ 1333.334220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.334268][ T32] INFO: task kworker/0:377:5211 blocked for more than 459 seconds. [ 1333.334322][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.334374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.334414][ T32] task:kworker/0:377 state:D stack:0 pid:5211 tgid:5211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.334502][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.334614][ T32] Call trace: [ 1333.334674][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.334778][ T32] r10:82918888 r9:eb851d84 r8:00000002 r7:60000113 r6:eb851d8c r5:85474800 [ 1333.334826][ T32] r4:85474800 [ 1333.334864][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.334957][ T32] r5:85474800 r4:82918884 [ 1333.335012][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.335105][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.335216][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 [ 1333.335263][ T32] r4:00000000 [ 1333.335300][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.335374][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.335509][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.335599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c94c0 [ 1333.335646][ T32] r4:00000000 [ 1333.335705][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.335828][ T32] r9:83018005 r8:85474800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1333.335874][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.335951][ T32] r5:00001000 r4:eb539000 [ 1333.335988][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.336058][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.336133][ T32] r5:85348b8c r4:85348800 [ 1333.336192][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.336286][ T32] r7:dddced80 r6:83018000 r5:85348b8c r4:853c7280 [ 1333.336334][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.336447][ T32] r10:61c88647 r9:85474800 r8:853c72ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.336497][ T32] r4:853c7280 [ 1333.336569][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.336666][ T32] r10:00000000 r9:853c7280 r8:8027f5e8 r7:eb829e60 r6:84a9c700 r5:85474800 [ 1333.336710][ T32] r4:00000001 [ 1333.336746][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.336824][ T32] Exception stack(0xeb851fb0 to 0xeb851ff8) [ 1333.336888][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.336944][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.337039][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.337099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.337141][ T32] r4:853c93c0 [ 1333.338262][ T32] INFO: task kworker/0:377:5211 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.338318][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.338426][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.338506][ T32] Call trace: [ 1333.338602][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.338692][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.338744][ T32] r4:00000000 [ 1333.338791][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.338877][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.338935][ T32] 9d20: cb438000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.339018][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 3 printk messages dropped ** [ 1333.339300][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.339690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1333.340586][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.340637][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.340728][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.340796][ T32] r4:848b5600 [ 1333.340846][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.340981][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.341040][ T32] r4:00000001 [ 1333.341093][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.341174][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.341245][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.341310][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.341372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.341646][ T32] INFO: task kworker/0:378:5213 blocked for more than 459 seconds. ** 8 printk messages dropped ** [ 1333.372044][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1333.373101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9740 ** 4 printk messages dropped ** [ 1333.373479][ T32] r5:00001000 r4:eb555000 [ 1333.373524][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.373632][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.374055][ T32] r4:853c7300 ** 5 printk messages dropped ** [ 1333.374524][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.376328][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1333.376968][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.377369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1333.378392][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1333.378884][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.379463][ T32] task:kworker/0:379 state:D stack:0 pid:5215 tgid:5215 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1333.380490][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.380926][ T32] r5:00001000 r4:eb587000 ** 2 printk messages dropped ** [ 1333.381146][ T32] r5:85348f8c r4:85348c00 ** 4 printk messages dropped ** [ 1333.381537][ T32] r4:853c7380 ** 5 printk messages dropped ** [ 1333.381932][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.407484][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.407816][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.408154][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1333.408562][ T32] r4:eae89dc0 ** 4 printk messages dropped ** [ 1333.408944][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.408993][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.409078][ T32] r5:00001000 r4:ecf8f000 [ 1333.409125][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.409226][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.409317][ T32] r5:85a3578c r4:85a35400 [ 1333.409368][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.409462][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.409515][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.409615][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.409670][ T32] r4:848b5600 [ 1333.409714][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.409802][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.409851][ T32] r4:00000001 [ 1333.409927][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.410011][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.410071][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.410133][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.410192][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.410269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.410321][ T32] r4:847da040 [ 1333.410375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.410464][ T32] INFO: task kworker/0:380:5217 blocked for more than 459 seconds. [ 1333.410534][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.410621][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.410709][ T32] task:kworker/0:380 state:D stack:0 pid:5217 tgid:5217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.410762][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.410806][ T32] Call trace: [ 1333.410835][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.410879][ T32] r10:82918888 r9:eb865d84 r8:00000002 r7:60000113 r6:eb865d8c r5:85473c00 [ 1333.410901][ T32] r4:85473c00 [ 1333.410942][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.410984][ T32] r5:85473c00 r4:82918884 [ 1333.411004][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.411041][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.411084][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 [ 1333.411115][ T32] r4:00000000 [ 1333.411159][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.411199][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.411239][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.411283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9e00 [ 1333.411305][ T32] r4:00000000 [ 1333.411324][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.411372][ T32] r9:83018005 r8:85473c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1333.411395][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.411436][ T32] r5:00001000 r4:eb5e7000 [ 1333.411467][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.411509][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.411551][ T32] r5:8534978c r4:85349400 [ 1333.411570][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.411646][ T32] r7:dddced80 r6:83018000 r5:8534978c r4:853c7400 [ 1333.411680][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.411742][ T32] r10:61c88647 r9:85473c00 r8:853c742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.411766][ T32] r4:853c7400 [ 1333.411787][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.411833][ T32] r10:00000000 r9:853c7400 r8:8027f5e8 r7:eb829e60 r6:84a9c880 r5:85473c00 [ 1333.411876][ T32] r4:00000001 [ 1333.411906][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.411946][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1333.411973][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.412001][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.412027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.412067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.412092][ T32] r4:853c9800 [ 1333.428491][ T32] INFO: task kworker/0:380:5217 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.428572][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.428672][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.428798][ T32] Call trace: [ 1333.428834][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.428913][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.428944][ T32] r4:00000000 [ 1333.429018][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.429062][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.429092][ T32] 9d20: cc17d000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.429122][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.429146][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.429196][ T32] r5:80000113 r4:80239bb0 [ 1333.429220][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.429268][ T32] r4:82ac11e4 [ 1333.429289][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1333.429521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1333.430060][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 7 printk messages dropped ** [ 1333.430348][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 7 printk messages dropped ** [ 1333.430632][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1333.430895][ T32] r4:8546d400 ** 3 printk messages dropped ** [ 1333.431066][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1333.431178][ T32] r4:00000000 [ 1333.431201][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.431238][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.431275][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.431319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84737dc0 [ 1333.431384][ T32] r4:00000000 [ 1333.431436][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.431485][ T32] r9:83018205 r8:8546d400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1333.431508][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.431563][ T32] r5:00001000 r4:eb5c1000 [ 1333.431587][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.431642][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.431761][ T32] r5:8542338c r4:85423000 [ 1333.431839][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.431974][ T32] r7:ddde2d80 r6:83018200 r5:8542338c r4:84a9c900 [ 1333.432046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.432154][ T32] r10:61c88647 r9:8546d400 r8:84a9c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.446691][ T32] r4:84a9c900 [ 1333.446730][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.446817][ T32] r10:00000000 r9:84a9c900 r8:8027f5e8 r7:eb73de60 r6:84a9c980 r5:8546d400 [ 1333.446845][ T32] r4:00000001 [ 1333.446867][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.446907][ T32] Exception stack(0xeb489fb0 to 0xeb489ff8) [ 1333.446949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.446981][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.447018][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.447051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.447073][ T32] r4:84737280 [ 1333.447749][ T32] INFO: task kworker/1:664:5219 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.447792][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.447874][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.447924][ T32] Call trace: [ 1333.447955][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.448003][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.448104][ T32] r4:00000000 [ 1333.448128][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.448168][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.448216][ T32] 9d20: cc219000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.448249][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.448276][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1333.448439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 10 printk messages dropped ** [ 1333.448921][ T32] r5:85a3578c r4:85a35400 ** 6 printk messages dropped ** [ 1333.449184][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 10 printk messages dropped ** [ 1333.449547][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1333.449815][ T32] r4:84010000 ** 5 printk messages dropped ** [ 1333.450023][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.450335][ T32] r9:83018205 r8:84010000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 1 printk messages dropped ** [ 1333.450408][ T32] r5:00001000 r4:eab93000 ** 4 printk messages dropped ** [ 1333.450674][ T32] r7:ddde2d80 r6:83018200 r5:85423b8c r4:84a9ca00 ** 8 printk messages dropped ** [ 1333.450960][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.451690][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1333.470984][ T32] r4:eae89dc0 ** 5 printk messages dropped ** [ 1333.471218][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.471563][ T32] r4:848b5600 ** 7 printk messages dropped ** [ 1333.471821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.472104][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.472839][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.472956][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 [ 1333.472991][ T32] r4:00000000 [ 1333.473014][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.473052][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.473094][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.473160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ced80 [ 1333.473187][ T32] r4:00000000 [ 1333.473207][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.473253][ T32] r9:83018005 r8:84011800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1333.473275][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.473330][ T32] r5:00001000 r4:eaddd000 [ 1333.473378][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.473423][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.473466][ T32] r5:8534bb8c r4:8534b800 [ 1333.473497][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.473569][ T32] r7:dddced80 r6:83018000 r5:8534bb8c r4:853c7480 [ 1333.473593][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.473641][ T32] r10:61c88647 r9:84011800 r8:853c74ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.473672][ T32] r4:853c7480 [ 1333.473719][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.473784][ T32] r10:00000000 r9:853c7480 r8:8027f5e8 r7:eb829e60 r6:84a9cb00 r5:84011800 [ 1333.473811][ T32] r4:00000001 [ 1333.473832][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.473872][ T32] Exception stack(0xeb869fb0 to 0xeb869ff8) [ 1333.473916][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.473970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.474002][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.474033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.474056][ T32] r4:853c9fc0 [ 1333.474903][ T32] INFO: task kworker/0:381:5226 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.474983][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.475122][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.475265][ T32] Call trace: [ 1333.475374][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.475498][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.475570][ T32] r4:00000000 [ 1333.475616][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.475753][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.475839][ T32] 9d20: cc530000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.475912][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.475976][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.476037][ T32] r5:80000113 r4:80239bb0 [ 1333.476106][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.476220][ T32] r4:82ac11e4 [ 1333.476283][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.476399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.476459][ T32] r4:eae89dc0 [ 1333.476509][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.476614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.476670][ T32] r4:00000000 [ 1333.476719][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.476819][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.476855][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.476913][ T32] r5:00001000 r4:ecf8f000 ** 2 printk messages dropped ** [ 1333.477026][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1333.477168][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1333.477569][ T32] r4:847da040 ** 4 printk messages dropped ** [ 1333.477927][ T32] task:kworker/0:382 state:D stack:0 pid:5227 tgid:5227 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.479026][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.479406][ T32] r5:00001000 r4:e07af000 [ 1333.479448][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.479775][ T32] r7:dddced80 r6:83018000 r5:8534a38c r4:853c7500 ** 8 printk messages dropped ** [ 1333.480414][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.481338][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.481742][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1333.481944][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1333.512800][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1333.513485][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1333.514266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1333.515087][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1333.515782][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.516373][ T32] r9:83018205 r8:84013000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 1 printk messages dropped ** [ 1333.516532][ T32] r5:00001000 r4:e09e1000 ** 3 printk messages dropped ** [ 1333.516853][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.516978][ T32] r7:ddde2d80 r6:83018200 r5:8542378c r4:84a9cc00 [ 1333.517055][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.517182][ T32] r10:61c88647 r9:84013000 r8:84a9cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.517252][ T32] r4:84a9cc00 [ 1333.517301][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.517413][ T32] r10:00000000 r9:84a9cc00 r8:8027f5e8 r7:eb771e60 r6:84a9cc80 r5:84013000 [ 1333.517467][ T32] r4:00000001 [ 1333.517515][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.517595][ T32] Exception stack(0xeb871fb0 to 0xeb871ff8) [ 1333.517656][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.517725][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.517790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.517859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.517916][ T32] r4:853bb1c0 [ 1333.518907][ T32] INFO: task kworker/1:666:5228 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.518951][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.519102][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.519152][ T32] Call trace: [ 1333.519206][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.519254][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.519291][ T32] r4:00000000 [ 1333.519333][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.519381][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.519410][ T32] 9d20: ccb82000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.519440][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.519498][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.519526][ T32] r5:80000113 r4:80239bb0 [ 1333.519572][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.519621][ T32] r4:82ac11e4 [ 1333.519662][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.519716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.519778][ T32] r4:eae89dc0 [ 1333.519802][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.519874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.519919][ T32] r4:00000000 [ 1333.519955][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.520006][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.520051][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.520097][ T32] r5:00001000 r4:ecf8f000 [ 1333.520117][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.520158][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.520200][ T32] r5:85a3578c r4:85a35400 [ 1333.520240][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.520291][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.520375][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.520427][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.520451][ T32] r4:848b5600 [ 1333.520470][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.520517][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.520560][ T32] r4:00000001 [ 1333.520584][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.520622][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.520668][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.520700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.520749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.520781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.520803][ T32] r4:847da040 [ 1333.520823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.520870][ T32] INFO: task kworker/1:667:5231 blocked for more than 460 seconds. [ 1333.520900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.520923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.520943][ T32] task:kworker/1:667 state:D stack:0 pid:5231 tgid:5231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.520987][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.521027][ T32] Call trace: [ 1333.521080][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.521145][ T32] r10:82918888 r9:eb85dd84 r8:00000002 r7:60000113 r6:eb85dd8c r5:84013c00 [ 1333.521183][ T32] r4:84013c00 [ 1333.521255][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.521358][ T32] r5:84013c00 r4:82918884 [ 1333.521415][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.521502][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.521611][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb85de08 [ 1333.521688][ T32] r4:00000000 [ 1333.521751][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.521853][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.521992][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.522106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bbc40 [ 1333.522158][ T32] r4:00000000 [ 1333.522325][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.547111][ T32] r9:83018205 r8:84013c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1333.547152][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.547215][ T32] r5:00001000 r4:eaef7000 [ 1333.547258][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.547306][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.547375][ T32] r5:8543c38c r4:8543c000 [ 1333.547431][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.547485][ T32] r7:ddde2d80 r6:83018200 r5:8543c38c r4:84a9cd00 [ 1333.547518][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.547578][ T32] r10:61c88647 r9:84013c00 r8:84a9cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.547602][ T32] r4:84a9cd00 [ 1333.547644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.547697][ T32] r10:00000000 r9:84a9cd00 r8:8027f5e8 r7:eb771e60 r6:84a9cd80 r5:84013c00 ** 3 printk messages dropped ** [ 1333.547833][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.548949][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1333.549332][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.549504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1333.550018][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.550344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.550718][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.551037][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1333.551614][ T32] r5:00001000 r4:dfc27000 [ 1333.551635][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1333.551887][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.558340][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.559495][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.559654][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1333.559750][ T32] r4:82ac11e4 [ 1333.559801][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.559877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.559913][ T32] r4:eae89dc0 [ 1333.559942][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.559992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.560037][ T32] r4:00000000 [ 1333.560081][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.560132][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.560175][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.560222][ T32] r5:00001000 r4:ecf8f000 [ 1333.560244][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.560293][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.560375][ T32] r5:85a3578c r4:85a35400 [ 1333.560400][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.560450][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.560471][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.560519][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.560541][ T32] r4:848b5600 [ 1333.560561][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.560632][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.560679][ T32] r4:00000001 [ 1333.560703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.560741][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.560768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.560798][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.560825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.560854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.560877][ T32] r4:847da040 [ 1333.560896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.560922][ T32] INFO: task kworker/1:668:5234 blocked for more than 460 seconds. [ 1333.560972][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.561002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.561024][ T32] task:kworker/1:668 state:D stack:0 pid:5234 tgid:5234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.561068][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.561133][ T32] Call trace: [ 1333.561163][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.561208][ T32] r10:82918888 r9:eb87dd84 r8:00000002 r7:60000013 r6:eb87dd8c r5:84015400 [ 1333.561259][ T32] r4:84015400 [ 1333.561307][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.561349][ T32] r5:84015400 r4:82918884 [ 1333.561394][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.561437][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.561483][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 [ 1333.561536][ T32] r4:00000000 [ 1333.561559][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.561599][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.561637][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.561704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bb700 ** 4 printk messages dropped ** [ 1333.561855][ T32] r5:00001000 r4:ead27000 [ 1333.561875][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.561913][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.562052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1333.576563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1333.577602][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.577793][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1333.578080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1333.578526][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1333.578894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1333.579252][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1333.579661][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.579966][ T32] r5:00001000 r4:ead89000 ** 1 printk messages dropped ** [ 1333.580079][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1333.580607][ T32] Exception stack(0xeb881fb0 to 0xeb881ff8) ** 6 printk messages dropped ** [ 1333.581152][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.581698][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.581945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1333.596803][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.596829][ T32] r4:848b5600 [ 1333.596850][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.596897][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.596941][ T32] r4:00000001 [ 1333.596986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.597027][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.597078][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.597131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.597162][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.597191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.597213][ T32] r4:847da040 [ 1333.597244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.597280][ T32] INFO: task kworker/1:670:5238 blocked for more than 460 seconds. [ 1333.597318][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.597346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.597372][ T32] task:kworker/1:670 state:D stack:0 pid:5238 tgid:5238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.597435][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.597521][ T32] Call trace: [ 1333.597579][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.597648][ T32] r10:82918888 r9:eb879d84 r8:00000002 r7:60000113 r6:eb879d8c r5:84016000 [ 1333.597692][ T32] r4:84016000 [ 1333.597760][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.597831][ T32] r5:84016000 r4:82918884 [ 1333.597861][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.597900][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.597944][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 [ 1333.597978][ T32] r4:00000000 [ 1333.598017][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.598057][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.598111][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.598194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bbe40 [ 1333.598218][ T32] r4:00000000 [ 1333.598261][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.598330][ T32] r9:83018205 r8:84016000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1333.598377][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.598423][ T32] r5:00001000 r4:eb603000 [ 1333.598465][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.598511][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.598606][ T32] r5:8543cb8c r4:8543c800 [ 1333.598640][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.598723][ T32] r7:ddde2d80 r6:83018200 r5:8543cb8c r4:853bc080 [ 1333.598777][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.598860][ T32] r10:61c88647 r9:84016000 r8:853bc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.598887][ T32] r4:853bc080 [ 1333.598907][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.598964][ T32] r10:00000000 r9:853bc080 r8:8027f5e8 r7:eb85de60 r6:853bc100 r5:84016000 [ 1333.599009][ T32] r4:00000001 [ 1333.599052][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.599113][ T32] Exception stack(0xeb879fb0 to 0xeb879ff8) [ 1333.599172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.599203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.599272][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.599304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.599327][ T32] r4:853bbb80 ** 1 printk messages dropped ** [ 1333.599940][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.600530][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1333.600755][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.600970][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.601372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1333.601765][ T32] task:kworker/1:671 state:D stack:0 pid:5240 tgid:5240 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1333.618972][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.619260][ T32] r5:00001000 r4:eaf65000 [ 1333.619281][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1333.619559][ T32] r4:853bc180 ** 5 printk messages dropped ** [ 1333.619762][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.620560][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.620662][ T32] Call trace: [ 1333.620698][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.620746][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.620770][ T32] r4:00000000 [ 1333.620790][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.620849][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.620882][ T32] 9d20: cda3f000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.620933][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.620977][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.621025][ T32] r5:80000113 r4:80239bb0 [ 1333.621047][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.621094][ T32] r4:82ac11e4 [ 1333.621114][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.621202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.621247][ T32] r4:eae89dc0 [ 1333.621272][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.621320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.621366][ T32] r4:00000000 [ 1333.621399][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.621468][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.621506][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.621551][ T32] r5:00001000 r4:ecf8f000 [ 1333.621572][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.621616][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.621659][ T32] r5:85a3578c r4:85a35400 [ 1333.621679][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.621725][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.621747][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.621826][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.621865][ T32] r4:848b5600 [ 1333.621898][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.621951][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.622007][ T32] r4:00000001 [ 1333.622031][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.622068][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.622105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.622203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.632597][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.632646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.632672][ T32] r4:847da040 [ 1333.632695][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.632738][ T32] INFO: task kworker/1:672:5243 blocked for more than 460 seconds. [ 1333.632803][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.632852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.632877][ T32] task:kworker/1:672 state:D stack:0 pid:5243 tgid:5243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.632930][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.632985][ T32] Call trace: [ 1333.633040][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.633112][ T32] r10:82918888 r9:eb895d84 r8:00000002 r7:60000113 r6:eb895d8c r5:84948000 [ 1333.633139][ T32] r4:84948000 [ 1333.633184][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.633261][ T32] r5:84948000 r4:82918884 [ 1333.633313][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.633357][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.633411][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 [ 1333.633435][ T32] r4:00000000 [ 1333.633454][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.633490][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.633531][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.633576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9c80 [ 1333.633598][ T32] r4:00000000 [ 1333.633638][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.633690][ T32] r9:83018205 r8:84948000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1333.633713][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.633777][ T32] r5:00001000 r4:eb615000 [ 1333.633803][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.633864][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.634067][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1333.634803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1333.635778][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.636022][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1333.636597][ T32] r5:00001000 r4:ecf8f000 ** 4 printk messages dropped ** [ 1333.636859][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 6 printk messages dropped ** [ 1333.637115][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.637459][ T32] INFO: task kworker/1:673:5244 blocked for more than 460 seconds. ** 8 printk messages dropped ** [ 1333.637789][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1333.638171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cb500 ** 4 printk messages dropped ** [ 1333.638367][ T32] r5:00001000 r4:eb6e1000 ** 2 printk messages dropped ** [ 1333.638469][ T32] r5:8543e38c r4:8543e000 ** 2 printk messages dropped ** [ 1333.638581][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.638640][ T32] r10:61c88647 r9:853ebc00 r8:853bc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.638663][ T32] r4:853bc300 [ 1333.638682][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.638726][ T32] r10:00000000 r9:853bc300 r8:8027f5e8 r7:eb895e60 r6:853c7680 r5:853ebc00 [ 1333.638771][ T32] r4:00000001 [ 1333.638814][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.638874][ T32] Exception stack(0xeb899fb0 to 0xeb899ff8) [ 1333.638903][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.638932][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.638983][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.639015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.639037][ T32] r4:853bbec0 [ 1333.639340][ T32] INFO: task kworker/1:673:5244 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.639423][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.639507][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.639556][ T32] Call trace: [ 1333.639606][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.639686][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.639734][ T32] r4:00000000 [ 1333.639810][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.639859][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.639889][ T32] 9d20: cdc6b000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.639919][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.639976][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.640026][ T32] r5:80000113 r4:80239bb0 [ 1333.640049][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.640094][ T32] r4:82ac11e4 [ 1333.640135][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.640188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.640211][ T32] r4:eae89dc0 [ 1333.640230][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.640304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.640371][ T32] r4:00000000 [ 1333.640397][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.640446][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.640467][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.640509][ T32] r5:00001000 r4:ecf8f000 [ 1333.640529][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.640568][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.640611][ T32] r5:85a3578c r4:85a35400 [ 1333.640642][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.640713][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.640757][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.640806][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.640830][ T32] r4:848b5600 [ 1333.640869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.640920][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.640953][ T32] r4:00000001 [ 1333.640975][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.641034][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.641063][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.641092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.641118][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.641146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.641169][ T32] r4:847da040 [ 1333.641189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.641212][ T32] INFO: task kworker/1:674:5246 blocked for more than 460 seconds. [ 1333.641237][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.641259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.641279][ T32] task:kworker/1:674 state:D stack:0 pid:5246 tgid:5246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.641322][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.641402][ T32] Call trace: [ 1333.641479][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.641526][ T32] r10:82918888 r9:eb8a1d84 r8:00000002 r7:60000013 r6:eb8a1d8c r5:854f0c00 [ 1333.641548][ T32] r4:854f0c00 [ 1333.641567][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.641633][ T32] r5:854f0c00 r4:82918884 ** 2 printk messages dropped ** [ 1333.641797][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 ** 9 printk messages dropped ** [ 1333.642258][ T32] r5:00001000 r4:eb629000 [ 1333.662754][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.662833][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.662881][ T32] r5:8543cf8c r4:8543cc00 ** 1 printk messages dropped ** [ 1333.662956][ T32] r7:ddde2d80 r6:83018200 r5:8543cf8c r4:853bc380 ** 8 printk messages dropped ** [ 1333.663347][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.664450][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1333.664849][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1333.665438][ T32] r5:85a3578c r4:85a35400 ** 6 printk messages dropped ** [ 1333.665767][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 11 printk messages dropped ** [ 1333.666155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1333.666608][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.667074][ T32] r5:00001000 r4:eb639000 [ 1333.667095][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.667203][ T32] r5:8543d78c r4:8543d400 [ 1333.667233][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.667282][ T32] r7:ddde2d80 r6:83018200 r5:8543d78c r4:853bc400 [ 1333.667303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.667365][ T32] r10:61c88647 r9:85400c00 r8:853bc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.667392][ T32] r4:853bc400 [ 1333.667412][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.667480][ T32] r10:00000000 r9:853bc400 r8:8027f5e8 r7:eb899e60 r6:853bc480 r5:85400c00 [ 1333.667507][ T32] r4:00000001 [ 1333.667547][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.667607][ T32] Exception stack(0xeb88dfb0 to 0xeb88dff8) [ 1333.667680][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.667711][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.667738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.667766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.667805][ T32] r4:84a5e240 [ 1333.668119][ T32] INFO: task kworker/1:675:5248 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.668149][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.668224][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.668301][ T32] Call trace: [ 1333.668385][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.668434][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.668479][ T32] r4:00000000 [ 1333.668506][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.668546][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.668619][ T32] 9d20: ce095000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.668674][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.668722][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.668755][ T32] r5:80000113 r4:80239bb0 [ 1333.668776][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.668860][ T32] r4:82ac11e4 [ 1333.668884][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.668940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.668984][ T32] r4:eae89dc0 [ 1333.669029][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.669078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.669121][ T32] r4:00000000 [ 1333.669144][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.669191][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.669234][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.669558][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.669585][ T32] r4:848b5600 [ 1333.669605][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.669652][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.669674][ T32] r4:00000001 [ 1333.669693][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.669729][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.669777][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.669810][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.669837][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.669866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.669888][ T32] r4:847da040 [ 1333.669928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.669955][ T32] INFO: task kworker/1:676:5250 blocked for more than 460 seconds. [ 1333.669982][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.670039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.670083][ T32] task:kworker/1:676 state:D stack:0 pid:5250 tgid:5250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.670129][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.670218][ T32] Call trace: [ 1333.670248][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.670313][ T32] r10:82918888 r9:eb889d84 r8:00000002 r7:60000013 r6:eb889d8c r5:85401800 [ 1333.670339][ T32] r4:85401800 [ 1333.670375][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.670419][ T32] r5:85401800 r4:82918884 [ 1333.670459][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.670501][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.670545][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 [ 1333.670629][ T32] r4:00000000 [ 1333.670654][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.670693][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.670731][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.670989][ T32] r5:00001000 r4:eb651000 [ 1333.671021][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.671087][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.671135][ T32] r5:8543db8c r4:8543d800 ** 1 printk messages dropped ** [ 1333.671225][ T32] r7:ddde2d80 r6:83018200 r5:8543db8c r4:853bc500 ** 5 printk messages dropped ** [ 1333.671413][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.671595][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.672133][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1333.705406][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1333.705756][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.706104][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1333.706277][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1333.706764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1333.706992][ T32] task:kworker/1:677 state:D stack:0 pid:5253 tgid:5253 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.707430][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.707566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cb280 ** 4 printk messages dropped ** [ 1333.707714][ T32] r5:00001000 r4:eb661000 ** 1 printk messages dropped ** [ 1333.707800][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.708178][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.708347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.709363][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.709722][ T32] 9d20: ce89c000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1333.710087][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1333.710418][ T32] r5:00001000 r4:ecf8f000 ** 1 printk messages dropped ** [ 1333.710490][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.710533][ T32] r5:85a3578c r4:85a35400 [ 1333.710577][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.710637][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.710658][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.710704][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.710727][ T32] r4:848b5600 [ 1333.710746][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.710824][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.710859][ T32] r4:00000001 [ 1333.710902][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.710943][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.710970][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.710998][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.711034][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.711066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.711109][ T32] r4:847da040 [ 1333.711132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.711169][ T32] INFO: task kworker/1:678:5254 blocked for more than 460 seconds. [ 1333.711219][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.711245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.711265][ T32] task:kworker/1:678 state:D stack:0 pid:5254 tgid:5254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.711371][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.711478][ T32] Call trace: [ 1333.711527][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.711619][ T32] r10:82918888 r9:eb8add84 r8:00000002 r7:60000113 r6:eb8add8c r5:85404800 [ 1333.711667][ T32] r4:85404800 [ 1333.711690][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.711730][ T32] r5:85404800 r4:82918884 [ 1333.711750][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.711787][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.711831][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 [ 1333.711853][ T32] r4:00000000 [ 1333.711871][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.711936][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.711994][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.712109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cbbc0 [ 1333.712142][ T32] r4:00000000 [ 1333.712162][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.727052][ T32] r9:83018205 r8:85404800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1333.727116][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.727201][ T32] r5:00001000 r4:eb8b9000 [ 1333.727228][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.727272][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.727351][ T32] r5:8543eb8c r4:8543e800 [ 1333.727380][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.727432][ T32] r7:ddde2d80 r6:83018200 r5:8543eb8c r4:853bc700 [ 1333.727475][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.727526][ T32] r10:61c88647 r9:85404800 r8:853bc72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.727570][ T32] r4:853bc700 [ 1333.727594][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.727642][ T32] r10:00000000 r9:853bc700 r8:8027f5e8 r7:eb899e60 r6:853bc780 r5:85404800 [ 1333.727665][ T32] r4:00000001 [ 1333.727685][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.727762][ T32] Exception stack(0xeb8adfb0 to 0xeb8adff8) [ 1333.727802][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.727835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.727861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.727912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.727938][ T32] r4:853cb3c0 [ 1333.728631][ T32] INFO: task kworker/1:678:5254 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.728668][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.728758][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1333.728928][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.728976][ T32] r4:00000000 [ 1333.729000][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.729040][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.729089][ T32] 9d20: cea5b000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.729143][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.729172][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.729196][ T32] r5:80000113 r4:80239bb0 [ 1333.729237][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.729285][ T32] r4:82ac11e4 [ 1333.729306][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.729379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.729406][ T32] r4:eae89dc0 [ 1333.729427][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.729482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.729507][ T32] r4:00000000 [ 1333.729528][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.729621][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.729647][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.729750][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.730078][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.730465][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1333.730840][ T32] r4:85402400 ** 4 printk messages dropped ** [ 1333.731143][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 ** 7 printk messages dropped ** [ 1333.731464][ T32] r9:83018205 r8:85402400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 1 printk messages dropped ** [ 1333.731569][ T32] r5:00001000 r4:eb6f1000 [ 1333.731593][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.731701][ T32] r5:8543e78c r4:8543e400 ** 4 printk messages dropped ** [ 1333.731903][ T32] r4:853bc800 ** 5 printk messages dropped ** [ 1333.732117][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.749671][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.750020][ T32] 9d20: cf019000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 10 printk messages dropped ** [ 1333.750456][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.750787][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1333.751228][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.751834][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1333.758525][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.758953][ T32] r5:00001000 r4:eb70d000 [ 1333.759010][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.759268][ T32] r7:ddde2d80 r6:83018200 r5:8543ef8c r4:853bc900 [ 1333.759329][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.759384][ T32] r10:61c88647 r9:85403c00 r8:853bc92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.759431][ T32] r4:853bc900 [ 1333.759474][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.759561][ T32] r10:00000000 r9:853bc900 r8:8027f5e8 r7:eb8ade60 r6:853bc980 r5:85403c00 [ 1333.759607][ T32] r4:00000001 [ 1333.759650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.759712][ T32] Exception stack(0xeb8b5fb0 to 0xeb8b5ff8) [ 1333.759744][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.759793][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.759855][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.759887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.759930][ T32] r4:853cb840 [ 1333.760561][ T32] INFO: task kworker/1:680:5258 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.760643][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.760756][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.760804][ T32] Call trace: [ 1333.760859][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.760925][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.760975][ T32] r4:00000000 [ 1333.761022][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.761064][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.761113][ T32] 9d20: cf019000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.761145][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.761212][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.761241][ T32] r5:80000113 r4:80239bb0 [ 1333.761261][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.761327][ T32] r4:82ac11e4 [ 1333.761351][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.761442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.761502][ T32] r4:eae89dc0 [ 1333.761525][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.761571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.761593][ T32] r4:00000000 [ 1333.761611][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.761657][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.761699][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.761747][ T32] r5:00001000 r4:ecf8f000 [ 1333.761779][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.761823][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.761866][ T32] r5:85a3578c r4:85a35400 [ 1333.761886][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.761931][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.761994][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.762072][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.762118][ T32] r4:848b5600 [ 1333.762204][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.774457][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.774516][ T32] r4:00000001 [ 1333.774617][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.774675][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.774705][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.774734][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.774760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.774810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.774836][ T32] r4:847da040 [ 1333.774859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.774886][ T32] INFO: task kworker/1:681:5260 blocked for more than 460 seconds. [ 1333.774936][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.774985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.775010][ T32] task:kworker/1:681 state:D stack:0 pid:5260 tgid:5260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.775061][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.775131][ T32] Call trace: [ 1333.775223][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.775286][ T32] r10:82918888 r9:eb8bdd84 r8:00000002 r7:60000113 r6:eb8bdd8c r5:85405400 [ 1333.775310][ T32] r4:85405400 [ 1333.775340][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1333.775553][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.775700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cc040 ** 4 printk messages dropped ** [ 1333.775880][ T32] r5:00001000 r4:eaebd000 [ 1333.775901][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.775940][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.775982][ T32] r5:8543fb8c r4:8543f800 ** 1 printk messages dropped ** [ 1333.776048][ T32] r7:ddde2d80 r6:83018200 r5:8543fb8c r4:853bca00 ** 8 printk messages dropped ** [ 1333.776451][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.777394][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1333.777799][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.778007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1333.778522][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.778710][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.778737][ T32] r4:00000001 [ 1333.778758][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.778795][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.778821][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.778878][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.778909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.778960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.779007][ T32] r4:847da040 [ 1333.779030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.779055][ T32] INFO: task kworker/1:682:5262 blocked for more than 460 seconds. [ 1333.779082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.779104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.779133][ T32] task:kworker/1:682 state:D stack:0 pid:5262 tgid:5262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.779217][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.779259][ T32] Call trace: [ 1333.779288][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.779352][ T32] r10:82918888 r9:eb8cdd84 r8:00000002 r7:60000013 r6:eb8cdd8c r5:854f3000 [ 1333.779383][ T32] r4:854f3000 [ 1333.779403][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.779465][ T32] r5:854f3000 r4:82918884 [ 1333.779488][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.779527][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.779615][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 [ 1333.779666][ T32] r4:00000000 [ 1333.779689][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.779727][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.779789][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.779846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cb380 [ 1333.779891][ T32] r4:00000000 [ 1333.779913][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.779996][ T32] r9:83018205 r8:854f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1333.780021][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.780092][ T32] r5:00001000 r4:dfab5000 [ 1333.780135][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.780179][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.780231][ T32] r5:8543f78c r4:8543f400 [ 1333.780251][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.780295][ T32] r7:ddde2d80 r6:83018200 r5:8543f78c r4:853bcb00 [ 1333.780315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.780380][ T32] r10:61c88647 r9:854f3000 r8:853bcb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.780404][ T32] r4:853bcb00 [ 1333.780423][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.780490][ T32] r10:00000000 r9:853bcb00 r8:8027f5e8 r7:eb8bde60 r6:853c7780 r5:854f3000 [ 1333.780516][ T32] r4:00000001 [ 1333.780535][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.780572][ T32] Exception stack(0xeb8cdfb0 to 0xeb8cdff8) [ 1333.780666][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.780720][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.780750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.780781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.780804][ T32] r4:853cbd00 [ 1333.781120][ T32] INFO: task kworker/1:682:5262 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.781152][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1333.781595][ T32] 9d20: cf434000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1333.781986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1333.805324][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.805725][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.805974][ T32] task:kworker/1:683 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1333.806775][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.807000][ T32] r5:00001000 r4:eae65000 [ 1333.807024][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.807224][ T32] r7:ddde2d80 r6:83018200 r5:8543f38c r4:853bcb80 ** 8 printk messages dropped ** [ 1333.807535][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.808505][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1333.808840][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1333.809084][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.809450][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1333.809601][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1333.809764][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.809822][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.809880][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.809912][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.809963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.809995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.810018][ T32] r4:847da040 [ 1333.810058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.810100][ T32] INFO: task kworker/0:384:5267 blocked for more than 460 seconds. [ 1333.810130][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.810174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.810197][ T32] task:kworker/0:384 state:D stack:0 pid:5267 tgid:5267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.810282][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.810362][ T32] Call trace: [ 1333.810440][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.810509][ T32] r10:82918888 r9:eb8a5d84 r8:00000002 r7:60000113 r6:eb8a5d8c r5:854f4800 [ 1333.810535][ T32] r4:854f4800 [ 1333.810579][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.810653][ T32] r5:854f4800 r4:82918884 [ 1333.810692][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.810759][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.810809][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a5e08 [ 1333.810832][ T32] r4:00000000 [ 1333.810852][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.810887][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.810925][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.810968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cec00 [ 1333.810990][ T32] r4:00000000 [ 1333.811031][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.811080][ T32] r9:83018005 r8:854f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1333.811102][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.811143][ T32] r5:00001000 r4:e0811000 [ 1333.811164][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.811236][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.811304][ T32] r5:8534b78c r4:8534b400 [ 1333.811327][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.811378][ T32] r7:dddced80 r6:83018000 r5:8534b78c r4:853c7880 [ 1333.811400][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.811466][ T32] r10:61c88647 r9:854f4800 r8:853c78ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.811501][ T32] r4:853c7880 [ 1333.811521][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.811566][ T32] r10:00000000 r9:853c7880 r8:8027f5e8 r7:eb869e60 r6:853c7900 r5:854f4800 [ 1333.811612][ T32] r4:00000001 [ 1333.811649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.811707][ T32] Exception stack(0xeb8a5fb0 to 0xeb8a5ff8) [ 1333.811759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.811806][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.811855][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.811886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.811908][ T32] r4:853cea00 [ 1333.812283][ T32] INFO: task kworker/0:384:5267 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.826275][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.826381][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.826451][ T32] Call trace: [ 1333.826487][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.826549][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.826612][ T32] r4:00000000 [ 1333.826660][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.826746][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.826780][ T32] 9d20: cfae0000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.826810][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.826835][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.826890][ T32] r5:80000113 r4:80239bb0 ** 1 printk messages dropped ** [ 1333.826961][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1333.827199][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.827551][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1333.827690][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1333.828140][ T32] r4:847da040 ** 4 printk messages dropped ** [ 1333.828356][ T32] task:kworker/0:385 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.828998][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.829317][ T32] r5:00001000 r4:e0941000 [ 1333.829339][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.829548][ T32] r7:dddced80 r6:83018000 r5:8548178c r4:853c7980 ** 7 printk messages dropped ** [ 1333.829973][ T32] Exception stack(0xeb8c5fb0 to 0xeb8c5ff8) ** 4 printk messages dropped ** [ 1333.830168][ T32] r4:853cebc0 ** 2 printk messages dropped ** [ 1333.830896][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.831197][ T32] 9d20: cfae0000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1333.831622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.831644][ T32] r4:00000000 [ 1333.831685][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.831734][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.831766][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.831812][ T32] r5:00001000 r4:ecf8f000 [ 1333.831832][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.831892][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.831939][ T32] r5:85a3578c r4:85a35400 [ 1333.831959][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.832006][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.832026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.832092][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.832118][ T32] r4:848b5600 [ 1333.832138][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.832187][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.848719][ T32] r4:00000001 [ 1333.848775][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.848830][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.848881][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.848943][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.848994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.849028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.849072][ T32] r4:847da040 [ 1333.849098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.849155][ T32] INFO: task kworker/0:386:5270 blocked for more than 460 seconds. [ 1333.849188][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.849233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.849257][ T32] task:kworker/0:386 state:D stack:0 pid:5270 tgid:5270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.849309][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.849355][ T32] Call trace: [ 1333.849484][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.849547][ T32] r10:82918888 r9:eb78dd84 r8:00000002 r7:60000113 r6:eb78dd8c r5:854f6000 [ 1333.849572][ T32] r4:854f6000 [ 1333.849593][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.849661][ T32] r5:854f6000 r4:82918884 [ 1333.849685][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.849725][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.849769][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 [ 1333.849792][ T32] r4:00000000 [ 1333.849812][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.849870][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.849918][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.849963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ce940 [ 1333.849986][ T32] r4:00000000 [ 1333.850005][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.850063][ T32] r9:83018005 r8:854f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1333.850109][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.850155][ T32] r5:00001000 r4:eafbd000 [ 1333.850197][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.850242][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.850285][ T32] r5:8534af8c r4:8534ac00 [ 1333.850336][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.850417][ T32] r7:dddced80 r6:83018000 r5:8534af8c r4:853c7a80 [ 1333.850442][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.850491][ T32] r10:61c88647 r9:854f6000 r8:853c7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.850534][ T32] r4:853c7a80 [ 1333.850606][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.850669][ T32] r10:00000000 r9:853c7a80 r8:8027f5e8 r7:eb8c5e60 r6:853c7b00 r5:854f6000 [ 1333.850693][ T32] r4:00000001 [ 1333.850712][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1333.850857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.851719][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.852163][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1333.862889][ T32] r4:eae89dc0 ** 5 printk messages dropped ** [ 1333.863158][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.863629][ T32] r4:848b5600 ** 7 printk messages dropped ** [ 1333.863954][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.864298][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.864739][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 ** 7 printk messages dropped ** [ 1333.865048][ T32] r9:83018205 r8:854f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 1 printk messages dropped ** [ 1333.865137][ T32] r5:00001000 r4:eb372000 ** 3 printk messages dropped ** [ 1333.865310][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1333.865593][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.865850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1333.866810][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.867009][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1333.867352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1333.867792][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.867833][ T32] r4:848b5600 [ 1333.867855][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.867902][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.867957][ T32] r4:00000001 [ 1333.867980][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.868017][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.868053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.868085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.868112][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.868162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.868209][ T32] r4:847da040 [ 1333.868231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.868275][ T32] INFO: task kworker/1:685:5275 blocked for more than 460 seconds. [ 1333.868305][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.868328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.868376][ T32] task:kworker/1:685 state:D stack:0 pid:5275 tgid:5275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.868433][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.868486][ T32] Call trace: [ 1333.868519][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.868563][ T32] r10:82918888 r9:eb8d5d84 r8:00000002 r7:60000113 r6:eb8d5d8c r5:854f2400 [ 1333.868618][ T32] r4:854f2400 [ 1333.868641][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.868680][ T32] r5:854f2400 r4:82918884 [ 1333.868701][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.868737][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.868780][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d5e08 [ 1333.868822][ T32] r4:00000000 [ 1333.868845][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.868882][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.868922][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.868967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cc400 [ 1333.868989][ T32] r4:00000000 [ 1333.869008][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.869052][ T32] r9:83018205 r8:854f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1333.869072][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.869134][ T32] r5:00001000 r4:eb147000 [ 1333.869157][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.869199][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.869261][ T32] r5:8543ff8c r4:8543fc00 [ 1333.869309][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.869382][ T32] r7:ddde2d80 r6:83018200 r5:8543ff8c r4:853bcc80 [ 1333.869413][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.869461][ T32] r10:61c88647 r9:854f2400 r8:853bccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.869483][ T32] r4:853bcc80 [ 1333.869532][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.869588][ T32] r10:00000000 r9:853bcc80 r8:8027f5e8 r7:eb7b5e60 r6:853c7c00 r5:854f2400 [ 1333.869611][ T32] r4:00000001 [ 1333.869629][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.869664][ T32] Exception stack(0xeb8d5fb0 to 0xeb8d5ff8) [ 1333.869689][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.869717][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.869752][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.869807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.869852][ T32] r4:853cc100 [ 1333.870143][ T32] INFO: task kworker/1:685:5275 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.870195][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.870274][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.870533][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 7 printk messages dropped ** [ 1333.870812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 7 printk messages dropped ** [ 1333.871131][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1333.871490][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1333.871900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1333.902902][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1333.903281][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.903554][ T32] r5:00001000 r4:eb013000 [ 1333.903575][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1333.903781][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1333.904172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1333.905207][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.905255][ T32] r4:00000000 [ 1333.905297][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.905385][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.905417][ T32] 9d20: d0aa5000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.905446][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.905471][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.905495][ T32] r5:80000113 r4:80239bb0 [ 1333.905516][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.905561][ T32] r4:82ac11e4 [ 1333.905602][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.905683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.905717][ T32] r4:eae89dc0 [ 1333.905777][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.905828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.905870][ T32] r4:00000000 [ 1333.905902][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.905952][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.905973][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.906016][ T32] r5:00001000 r4:ecf8f000 [ 1333.906036][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.906075][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.906118][ T32] r5:85a3578c r4:85a35400 [ 1333.906159][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.906229][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.906253][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.906300][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.906323][ T32] r4:848b5600 [ 1333.906367][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.906417][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.906460][ T32] r4:00000001 [ 1333.906484][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.906521][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.906548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.906638][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.906680][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.906711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.906756][ T32] r4:847da040 [ 1333.906788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.906816][ T32] INFO: task kworker/0:388:5279 blocked for more than 460 seconds. [ 1333.906869][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.906897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.906918][ T32] task:kworker/0:388 state:D stack:0 pid:5279 tgid:5279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.906985][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.907029][ T32] Call trace: [ 1333.907080][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.907148][ T32] r10:82918888 r9:eb7a5d84 r8:00000002 r7:60000113 r6:eb7a5d8c r5:854f6c00 [ 1333.907174][ T32] r4:854f6c00 [ 1333.907195][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.907234][ T32] r5:854f6c00 r4:82918884 [ 1333.907274][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.907314][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.907358][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 1333.907380][ T32] r4:00000000 [ 1333.907399][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1333.907529][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.907785][ T32] r5:00001000 r4:eb09f000 [ 1333.907805][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.907843][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.907972][ T32] r7:dddced80 r6:83018000 r5:8534bf8c r4:853c7d80 ** 7 printk messages dropped ** [ 1333.908298][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) ** 6 printk messages dropped ** [ 1333.908889][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.909315][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1333.909576][ T32] r4:eae89dc0 ** 5 printk messages dropped ** [ 1333.909780][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.910200][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1333.910728][ T32] r4:847da040 ** 3 printk messages dropped ** [ 1333.910869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1333.911443][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d9e08 ** 8 printk messages dropped ** [ 1333.911802][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.911869][ T32] r5:00001000 r4:eb331000 ** 2 printk messages dropped ** [ 1333.911976][ T32] r5:8548078c r4:85480400 ** 2 printk messages dropped ** [ 1333.912061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1333.936705][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.936734][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.936761][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.936790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.936834][ T32] r4:84740080 [ 1333.937504][ T32] INFO: task kworker/0:389:5281 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.937561][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.937657][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.937728][ T32] Call trace: [ 1333.937810][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.937882][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.937910][ T32] r4:00000000 [ 1333.937944][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.938007][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.938040][ T32] 9d20: d0fbf000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.938068][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.938093][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.938117][ T32] r5:80000113 r4:80239bb0 [ 1333.938136][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.938204][ T32] r4:82ac11e4 [ 1333.938228][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.938300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.938346][ T32] r4:eae89dc0 [ 1333.938399][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.938448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.938493][ T32] r4:00000000 [ 1333.938517][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.938581][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.938604][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.938654][ T32] r5:00001000 r4:ecf8f000 [ 1333.938674][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.938714][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.938756][ T32] r5:85a3578c r4:85a35400 [ 1333.938788][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.938861][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.938906][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.938977][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.939004][ T32] r4:848b5600 [ 1333.939024][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.939071][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.939115][ T32] r4:00000001 [ 1333.939138][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.939200][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.939230][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.939258][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.939284][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.939313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.939359][ T32] r4:847da040 [ 1333.939403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.939433][ T32] INFO: task kworker/1:686:5283 blocked for more than 460 seconds. [ 1333.939466][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.939490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.939534][ T32] task:kworker/1:686 state:D stack:0 pid:5283 tgid:5283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.939587][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.939635][ T32] Call trace: [ 1333.939682][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1333.939748][ T32] r10:82918888 r9:eb8e1d84 r8:00000002 r7:60000113 r6:eb8e1d8c r5:854f8000 [ 1333.939795][ T32] r4:854f8000 [ 1333.939818][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1333.939866][ T32] r5:854f8000 r4:82918884 [ 1333.939890][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.939929][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.939973][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 [ 1333.940007][ T32] r4:00000000 [ 1333.940060][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1333.940101][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1333.940149][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.940197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cc600 [ 1333.940250][ T32] r4:00000000 [ 1333.940281][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.940347][ T32] r9:83018205 r8:854f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1333.940389][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.940437][ T32] r5:00001000 r4:eb17d000 [ 1333.940458][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.940497][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.940568][ T32] r5:8552c38c r4:8552c000 [ 1333.940591][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.940802][ T32] r4:853bcd00 ** 5 printk messages dropped ** [ 1333.941043][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.941686][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1333.941981][ T32] r5:80000113 r4:80239bb0 ** 5 printk messages dropped ** [ 1333.950491][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.951025][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1333.951279][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.951617][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.952039][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.962776][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.963219][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.963265][ T32] r5:00001000 r4:eb2a9000 [ 1333.963285][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.963344][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.963395][ T32] r5:8552cb8c r4:8552c800 [ 1333.963445][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.963505][ T32] r7:ddde2d80 r6:83018200 r5:8552cb8c r4:853bcd80 [ 1333.963530][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.963594][ T32] r10:61c88647 r9:854f8c00 r8:853bcdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.963624][ T32] r4:853bcd80 [ 1333.963666][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.963717][ T32] r10:00000000 r9:853bcd80 r8:8027f5e8 r7:eb7b5e60 r6:853c1000 r5:854f8c00 [ 1333.963751][ T32] r4:00000001 [ 1333.963802][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.963844][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1333.963873][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.963918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.963975][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.964007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.964029][ T32] r4:853cc3c0 [ 1333.964697][ T32] INFO: task kworker/1:687:5285 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1333.964729][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.964831][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.964878][ T32] Call trace: [ 1333.964929][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1333.964979][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1333.965024][ T32] r4:00000000 [ 1333.965047][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.965086][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.965134][ T32] 9d20: d1332000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.965167][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.965194][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.965217][ T32] r5:80000113 r4:80239bb0 [ 1333.965237][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.965280][ T32] r4:82ac11e4 [ 1333.965340][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.965393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.965436][ T32] r4:eae89dc0 [ 1333.965480][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.965549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.965574][ T32] r4:00000000 [ 1333.965595][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.965647][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.965670][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.965733][ T32] r5:00001000 r4:ecf8f000 [ 1333.965757][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.965808][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.965873][ T32] r5:85a3578c r4:85a35400 [ 1333.965896][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.965943][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1333.965963][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.966009][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.966030][ T32] r4:848b5600 [ 1333.966062][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.966111][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1333.966156][ T32] r4:00000001 [ 1333.966199][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.966239][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.966265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.966294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.966383][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1333.966659][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.967027][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.967416][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.967461][ T32] r5:00001000 r4:eb397000 [ 1333.967481][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.967522][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.967725][ T32] r10:61c88647 r9:854f9800 r8:853c10ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.967980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.968717][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1333.969005][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1333.969270][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1333.969693][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.970020][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.970356][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.970720][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 ** 9 printk messages dropped ** [ 1333.971126][ T32] r5:00001000 r4:eb4cd000 [ 1333.971162][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.971307][ T32] r5:8552eb8c r4:8552e800 ** 3 printk messages dropped ** [ 1333.971503][ T32] r10:61c88647 r9:854fa400 r8:853bce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1333.971881][ T32] r4:853cc8c0 ** 5 printk messages dropped ** [ 1333.991291][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 2 printk messages dropped ** [ 1333.991395][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1333.991425][ T32] 9d20: d1598000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1333.991487][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1333.991529][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1333.991576][ T32] r5:80000113 r4:80239bb0 [ 1333.991599][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.991684][ T32] r4:82ac11e4 [ 1333.991718][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.991773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1333.991796][ T32] r4:eae89dc0 [ 1333.991836][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1333.991916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1333.991944][ T32] r4:00000000 [ 1333.991964][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1333.992014][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1333.992036][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.992080][ T32] r5:00001000 r4:ecf8f000 [ 1333.992102][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1333.992205][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.004496][ T32] r5:85a3578c r4:85a35400 [ 1334.004555][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.004630][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.004666][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.004734][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.004762][ T32] r4:848b5600 [ 1334.004783][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.004834][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.004858][ T32] r4:00000001 [ 1334.004878][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.004939][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.004982][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.005014][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.005041][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.005070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.005091][ T32] r4:847da040 [ 1334.005114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.005153][ T32] INFO: task kworker/1:689:5292 blocked for more than 460 seconds. [ 1334.005196][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.005224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.005245][ T32] task:kworker/1:689 state:D stack:0 pid:5292 tgid:5292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.005310][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.005360][ T32] Call trace: [ 1334.005393][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.005441][ T32] r10:82918888 r9:eb8e9d84 r8:00000002 r7:60000013 r6:eb8e9d8c r5:854fb000 [ 1334.005464][ T32] r4:854fb000 [ 1334.005504][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.005547][ T32] r5:854fb000 r4:82918884 [ 1334.005569][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.005638][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.005689][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e9e08 [ 1334.005712][ T32] r4:00000000 [ 1334.005731][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.005769][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1334.005902][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.006032][ T32] r5:00001000 r4:eb3af000 [ 1334.006053][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.006132][ T32] r5:8552cf8c r4:8552cc00 ** 3 printk messages dropped ** [ 1334.006295][ T32] r10:61c88647 r9:854fb000 r8:853bceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1334.006683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1334.007777][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 10 printk messages dropped ** [ 1334.008330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 10 printk messages dropped ** [ 1334.008823][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1334.008985][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.009338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.009693][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.009976][ T32] r5:854fbc00 r4:82918884 ** 2 printk messages dropped ** [ 1334.010120][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f5e08 [ 1334.010142][ T32] r4:00000000 [ 1334.010182][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.010242][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.010285][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.010330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847407c0 [ 1334.010351][ T32] r4:00000000 [ 1334.010388][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.010436][ T32] r9:83018005 r8:854fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1334.010458][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.010533][ T32] r5:00001000 r4:eb3f9000 [ 1334.010578][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.010636][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.010680][ T32] r5:85480b8c r4:85480800 [ 1334.010700][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.010747][ T32] r7:dddced80 r6:83018000 r5:85480b8c r4:853c1280 [ 1334.010783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.010833][ T32] r10:61c88647 r9:854fbc00 r8:853c12ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.010864][ T32] r4:853c1280 [ 1334.010895][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.010944][ T32] r10:00000000 r9:853c1280 r8:8027f5e8 r7:eb8c5e60 r6:853c1300 r5:854fbc00 [ 1334.010987][ T32] r4:00000001 [ 1334.011012][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.011082][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) [ 1334.011112][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.011180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.011268][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.011346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.011375][ T32] r4:847406c0 [ 1334.011759][ T32] INFO: task kworker/0:391:5293 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.011796][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.011852][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.011908][ T32] Call trace: [ 1334.011943][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.012012][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 10 printk messages dropped ** [ 1334.024148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 17 printk messages dropped ** [ 1334.024951][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 19 printk messages dropped ** [ 1334.025704][ T32] r5:854fc800 r4:82918884 ** 3 printk messages dropped ** [ 1334.025874][ T32] r4:00000000 [ 1334.025897][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.025935][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.025994][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.026048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84740f80 [ 1334.026072][ T32] r4:00000000 [ 1334.026091][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.026135][ T32] r9:83018005 r8:854fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1334.026156][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.026217][ T32] r5:00001000 r4:e021d000 [ 1334.026241][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.026281][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.026343][ T32] r5:8548138c r4:85481000 [ 1334.026388][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.026436][ T32] r7:dddced80 r6:83018000 r5:8548138c r4:853c1380 [ 1334.026458][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.026505][ T32] r10:61c88647 r9:854fc800 r8:853c13ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1334.026751][ T32] Exception stack(0xeb8f1fb0 to 0xeb8f1ff8) ** 10 printk messages dropped ** [ 1334.027842][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 17 printk messages dropped ** [ 1334.028460][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1334.029113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1334.029610][ T32] r4:854fd400 ** 4 printk messages dropped ** [ 1334.029807][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 ** 8 printk messages dropped ** [ 1334.030116][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.030181][ T32] r5:00001000 r4:eb423000 ** 1 printk messages dropped ** [ 1334.030245][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.030741][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.030879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.031529][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.031785][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.031838][ T32] 9d20: d1b7e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.031898][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.031948][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.032005][ T32] r5:80000113 r4:80239bb0 [ 1334.032045][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.032093][ T32] r4:82ac11e4 [ 1334.032114][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.053051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.053140][ T32] r4:eae89dc0 [ 1334.053199][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.053285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.053312][ T32] r4:00000000 [ 1334.053353][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.053472][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.053534][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.053592][ T32] r5:00001000 r4:ecf8f000 [ 1334.053613][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.053660][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.053717][ T32] r5:85a3578c r4:85a35400 [ 1334.053769][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.053849][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.053895][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.053947][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.053970][ T32] r4:848b5600 [ 1334.053991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.054037][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.054059][ T32] r4:00000001 [ 1334.054096][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.054138][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.054167][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.054234][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.054275][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.054307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.054331][ T32] r4:847da040 [ 1334.054400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.054433][ T32] INFO: task kworker/1:691:5299 blocked for more than 460 seconds. [ 1334.054486][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.054533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.054584][ T32] task:kworker/1:691 state:D stack:0 pid:5299 tgid:5299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.054669][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.054728][ T32] Call trace: [ 1334.054762][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.054810][ T32] r10:82918888 r9:eb901d84 r8:00000002 r7:60000013 r6:eb901d8c r5:854fe000 [ 1334.054833][ T32] r4:854fe000 [ 1334.054873][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1334.055292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ccec0 ** 4 printk messages dropped ** [ 1334.055506][ T32] r5:00001000 r4:eb43b000 ** 2 printk messages dropped ** [ 1334.055613][ T32] r5:8552db8c r4:8552d800 ** 11 printk messages dropped ** [ 1334.056136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1334.057535][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1334.057864][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1334.058212][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.058524][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.058817][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.059165][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 ** 8 printk messages dropped ** [ 1334.059469][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.059531][ T32] r5:00001000 r4:eb453000 ** 1 printk messages dropped ** [ 1334.059597][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.059991][ T32] r10:00000000 r9:854b6000 r8:8027f5e8 r7:eb8ede60 r6:853c1580 r5:854fec00 ** 9 printk messages dropped ** [ 1334.060706][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.061307][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1334.061535][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1334.061892][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1334.087419][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.087724][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.087753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.087775][ T32] r4:847da040 [ 1334.087797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.087825][ T32] INFO: task kworker/1:693:5303 blocked for more than 460 seconds. [ 1334.087856][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.087901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.087947][ T32] task:kworker/1:693 state:D stack:0 pid:5303 tgid:5303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.088029][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.088077][ T32] Call trace: [ 1334.088109][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.088157][ T32] r10:82918888 r9:eb90dd84 r8:00000002 r7:60000113 r6:eb90dd8c r5:84958c00 [ 1334.088181][ T32] r4:84958c00 [ 1334.088202][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.088241][ T32] r5:84958c00 r4:82918884 [ 1334.088261][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.088300][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.088387][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 [ 1334.088414][ T32] r4:00000000 [ 1334.088433][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.088470][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.088522][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.088570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cc0c0 [ 1334.088593][ T32] r4:00000000 [ 1334.088613][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.088683][ T32] r9:83018205 r8:84958c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.088728][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.088796][ T32] r5:00001000 r4:eb481000 [ 1334.088826][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.088877][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.088944][ T32] r5:8552e38c r4:8552e000 [ 1334.088967][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.089014][ T32] r7:ddde2d80 r6:83018200 r5:8552e38c r4:854b6080 [ 1334.089035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.089090][ T32] r10:61c88647 r9:84958c00 r8:854b60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.089116][ T32] r4:854b6080 [ 1334.089157][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.089206][ T32] r10:00000000 r9:854b6080 r8:8027f5e8 r7:eb8ede60 r6:853c1600 r5:84958c00 [ 1334.089228][ T32] r4:00000001 [ 1334.089256][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.089297][ T32] Exception stack(0xeb90dfb0 to 0xeb90dff8) [ 1334.089323][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.089351][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.089412][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.089444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.089487][ T32] r4:853cce00 [ 1334.090186][ T32] INFO: task kworker/1:693:5303 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.090242][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.090376][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.090422][ T32] Call trace: [ 1334.090450][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.090496][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.090519][ T32] r4:00000000 [ 1334.090538][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 10 printk messages dropped ** [ 1334.090947][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 17 printk messages dropped ** [ 1334.091767][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1334.104727][ T32] r5:84958000 r4:82918884 ** 12 printk messages dropped ** [ 1334.105287][ T32] r5:00001000 r4:eb4bd000 ** 2 printk messages dropped ** [ 1334.105424][ T32] r5:8552e78c r4:8552e400 ** 9 printk messages dropped ** [ 1334.105762][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) ** 13 printk messages dropped ** [ 1334.106895][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 7 printk messages dropped ** [ 1334.107185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.107208][ T32] r4:eae89dc0 [ 1334.107228][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.107273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.107316][ T32] r4:00000000 [ 1334.107359][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.107409][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.107431][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.107473][ T32] r5:00001000 r4:ecf8f000 [ 1334.107514][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.107569][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.107615][ T32] r5:85a3578c r4:85a35400 [ 1334.107643][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.107690][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.107721][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.107771][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.107794][ T32] r4:848b5600 [ 1334.107813][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.107859][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.107880][ T32] r4:00000001 [ 1334.107901][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.107936][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.107977][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.108028][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.108058][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.108096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.108121][ T32] r4:847da040 [ 1334.108142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.108169][ T32] INFO: task kworker/1:695:5310 blocked for more than 460 seconds. [ 1334.108221][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.108270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.108294][ T32] task:kworker/1:695 state:D stack:0 pid:5310 tgid:5310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.108339][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.108397][ T32] Call trace: [ 1334.108475][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.108533][ T32] r10:82918888 r9:eb919d84 r8:00000002 r7:60000113 r6:eb919d8c r5:8495a400 [ 1334.108590][ T32] r4:8495a400 [ 1334.108612][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.108679][ T32] r5:8495a400 r4:82918884 [ 1334.108733][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.108775][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.108840][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb919e08 [ 1334.108880][ T32] r4:00000000 [ 1334.108903][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.108975][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.109039][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.109108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b80c0 [ 1334.109155][ T32] r4:00000000 [ 1334.109218][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1334.109371][ T32] r5:00001000 r4:eae5b000 [ 1334.109416][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.109460][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.109728][ T32] r10:61c88647 r9:8495a400 r8:854b61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1334.110788][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 18 printk messages dropped ** [ 1334.111596][ T32] r5:00001000 r4:ecf8f000 ** 10 printk messages dropped ** [ 1334.112116][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1334.136908][ T32] task:kworker/0:393 state:D stack:0 pid:5311 tgid:5311 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.137491][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.137825][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.138199][ T32] Exception stack(0xeb8f9fb0 to 0xeb8f9ff8) [ 1334.138225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.138254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.138280][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.138308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.138330][ T32] r4:84737180 [ 1334.138983][ T32] INFO: task kworker/0:393:5311 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.139044][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.139105][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.139150][ T32] Call trace: [ 1334.139189][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.139260][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.139287][ T32] r4:00000000 [ 1334.139327][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.139383][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.139416][ T32] 9d20: d2ff1000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.139445][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.139470][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.139494][ T32] r5:80000113 r4:80239bb0 [ 1334.139515][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.139562][ T32] r4:82ac11e4 [ 1334.139608][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.139666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.139690][ T32] r4:eae89dc0 [ 1334.139710][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1334.140343][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1334.140902][ T32] task:kworker/0:394 state:D stack:0 pid:5313 tgid:5313 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1334.141851][ T32] r5:00001000 r4:eb531000 [ 1334.141881][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1334.154358][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1334.155521][ T32] 9d20: d31cb000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1334.155889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 12 printk messages dropped ** [ 1334.156436][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1334.156708][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.157016][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.157440][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb921e08 [ 1334.157484][ T32] r4:00000000 [ 1334.157507][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.157567][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.157626][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.157680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7400 [ 1334.157703][ T32] r4:00000000 [ 1334.157742][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.157823][ T32] r9:83018005 r8:8495c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.157848][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.157891][ T32] r5:00001000 r4:ead65000 [ 1334.157934][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.157977][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.158020][ T32] r5:8548238c r4:85482000 [ 1334.158040][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.158106][ T32] r7:dddced80 r6:83018000 r5:8548238c r4:853c1980 [ 1334.158144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.158195][ T32] r10:61c88647 r9:8495c800 r8:853c19ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.158230][ T32] r4:853c1980 [ 1334.158252][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1334.159082][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1334.159898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 20 printk messages dropped ** [ 1334.160730][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 21 printk messages dropped ** [ 1334.161691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7780 ** 12 printk messages dropped ** [ 1334.182824][ T32] r4:853c1a80 ** 6 printk messages dropped ** [ 1334.183081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.183109][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.183140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.183162][ T32] r4:853b7200 [ 1334.183832][ T32] INFO: task kworker/0:396:5316 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.183873][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.183936][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.184024][ T32] Call trace: [ 1334.184081][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.184131][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.184176][ T32] r4:00000000 [ 1334.184200][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.184260][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.184314][ T32] 9d20: d3670000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.184346][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.184394][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.184422][ T32] r5:80000113 r4:80239bb0 [ 1334.184463][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.184515][ T32] r4:82ac11e4 [ 1334.184576][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.184635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.184659][ T32] r4:eae89dc0 [ 1334.184679][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.184745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.184772][ T32] r4:00000000 [ 1334.184804][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.184895][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.184942][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.185010][ T32] r5:00001000 r4:ecf8f000 [ 1334.185056][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.185136][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.185182][ T32] r5:85a3578c r4:85a35400 [ 1334.185203][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.185270][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.185315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.185378][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.185404][ T32] r4:848b5600 [ 1334.185423][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1334.185511][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1334.185966][ T32] task:kworker/1:696 state:D stack:0 pid:5318 tgid:5318 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.186453][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.186599][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.186658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b8b40 [ 1334.186696][ T32] r4:00000000 [ 1334.186718][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.186764][ T32] r9:83018205 r8:8495e000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1334.186785][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.186827][ T32] r5:00001000 r4:dfacd000 [ 1334.186857][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.186900][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.186944][ T32] r5:8552f78c r4:8552f400 [ 1334.186986][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.187035][ T32] r7:ddde2d80 r6:83018200 r5:8552f78c r4:854b6200 [ 1334.187077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.187127][ T32] r10:61c88647 r9:8495e000 r8:854b622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1334.187336][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) ** 11 printk messages dropped ** [ 1334.188239][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.188684][ T32] r4:eae89dc0 ** 12 printk messages dropped ** [ 1334.189305][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1334.190001][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1334.190749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b8800 ** 4 printk messages dropped ** [ 1334.190901][ T32] r5:00001000 r4:eb5ab000 ** 5 printk messages dropped ** [ 1334.191157][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.191464][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.192139][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.192230][ T32] Call trace: [ 1334.219280][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.219380][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.219427][ T32] r4:00000000 [ 1334.219473][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.219518][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.219573][ T32] 9d20: d3add000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.219629][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.219681][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.219710][ T32] r5:80000113 r4:80239bb0 [ 1334.219731][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.219798][ T32] r4:82ac11e4 [ 1334.219823][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.219873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.219895][ T32] r4:eae89dc0 [ 1334.219935][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.220026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.220073][ T32] r4:00000000 [ 1334.220096][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.220143][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.220185][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.220234][ T32] r5:00001000 r4:ecf8f000 [ 1334.220276][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.220368][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.220420][ T32] r5:85a3578c r4:85a35400 [ 1334.220462][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.220526][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.220550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.220625][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.220653][ T32] r4:848b5600 [ 1334.220673][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.220790][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.220823][ T32] r4:00000001 [ 1334.220845][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.220884][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.220910][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.220939][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.220986][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.221020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.221082][ T32] r4:847da040 [ 1334.221124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.221154][ T32] INFO: task kworker/0:397:5322 blocked for more than 460 seconds. [ 1334.221202][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.221230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.221252][ T32] task:kworker/0:397 state:D stack:0 pid:5322 tgid:5322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.221348][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.221443][ T32] Call trace: [ 1334.221515][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.221586][ T32] r10:82918888 r9:eb935d84 r8:00000002 r7:60000013 r6:eb935d8c r5:85406c00 [ 1334.221612][ T32] r4:85406c00 [ 1334.221640][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.221680][ T32] r5:85406c00 r4:82918884 [ 1334.221700][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.221737][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.221781][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb935e08 [ 1334.221803][ T32] r4:00000000 [ 1334.221856][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.221917][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.221960][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.222006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7940 [ 1334.222029][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.235445][ T32] r5:00001000 r4:eb549000 [ 1334.235510][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.235623][ T32] r5:85482f8c r4:85482c00 ** 9 printk messages dropped ** [ 1334.236033][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) ** 4 printk messages dropped ** [ 1334.236212][ T32] r4:853b78c0 ** 2 printk messages dropped ** [ 1334.237000][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.237153][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 6 printk messages dropped ** [ 1334.237339][ T32] r5:80000113 r4:80239bb0 [ 1334.237358][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.237410][ T32] r4:82ac11e4 [ 1334.237452][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.237505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.237527][ T32] r4:eae89dc0 [ 1334.237573][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.237646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.237672][ T32] r4:00000000 [ 1334.237692][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.237740][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.237770][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.237826][ T32] r5:00001000 r4:ecf8f000 [ 1334.237871][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.237916][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.237979][ T32] r5:85a3578c r4:85a35400 [ 1334.238003][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.238050][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.238113][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.238184][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.238220][ T32] r4:848b5600 [ 1334.238262][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.238313][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.238336][ T32] r4:00000001 [ 1334.238355][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.238398][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.238425][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.238473][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.238504][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.238535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.238630][ T32] r4:847da040 [ 1334.238655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.238705][ T32] INFO: task kworker/0:398:5324 blocked for more than 460 seconds. [ 1334.238761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.238789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.238830][ T32] task:kworker/0:398 state:D stack:0 pid:5324 tgid:5324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.238920][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.238979][ T32] Call trace: [ 1334.239040][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.239091][ T32] r10:82918888 r9:eb93dd84 r8:00000002 r7:60000013 r6:eb93dd8c r5:85400000 [ 1334.239135][ T32] r4:85400000 [ 1334.239157][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.239207][ T32] r5:85400000 r4:82918884 [ 1334.239227][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.239289][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.239339][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb93de08 [ 1334.239367][ T32] r4:00000000 [ 1334.239408][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.239459][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.239522][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.239574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7d80 [ 1334.239597][ T32] r4:00000000 [ 1334.239640][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.239691][ T32] r9:83018005 r8:85400000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1334.239716][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.239806][ T32] r5:00001000 r4:eb5f1000 [ 1334.239839][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.239889][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.239954][ T32] r5:85483b8c r4:85483800 [ 1334.240014][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.240066][ T32] r7:dddced80 r6:83018000 r5:85483b8c r4:853c1c80 [ 1334.240108][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.240178][ T32] r10:61c88647 r9:85400000 r8:853c1cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.240236][ T32] r4:853c1c80 [ 1334.240259][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.240308][ T32] r10:00000000 r9:853c1c80 r8:8027f5e8 r7:eb935e60 r6:854b6400 r5:85400000 [ 1334.240347][ T32] r4:00000001 [ 1334.240372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.240408][ T32] Exception stack(0xeb93dfb0 to 0xeb93dff8) [ 1334.240458][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.240510][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.240540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.240569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.240625][ T32] r4:853b7900 [ 1334.240957][ T32] INFO: task kworker/0:398:5324 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.240986][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.241040][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.241083][ T32] Call trace: [ 1334.241110][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.241155][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.241200][ T32] r4:00000000 [ 1334.241223][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.241299][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.241351][ T32] 9d20: d4048000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.241390][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.241416][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.241445][ T32] r5:80000113 r4:80239bb0 [ 1334.241467][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.241513][ T32] r4:82ac11e4 [ 1334.241534][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.241582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.241604][ T32] r4:eae89dc0 [ 1334.241645][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.241696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.241719][ T32] r4:00000000 [ 1334.241738][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.241810][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.241836][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.241880][ T32] r5:00001000 r4:ecf8f000 [ 1334.241916][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.241986][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.242033][ T32] r5:85a3578c r4:85a35400 [ 1334.242074][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.242123][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.242145][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.242192][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.262684][ T32] r4:848b5600 [ 1334.262766][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.262874][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.262954][ T32] r4:00000001 [ 1334.262996][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.263083][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.263145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.263321][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.263400][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.263460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.263508][ T32] r4:847da040 [ 1334.263536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.263599][ T32] INFO: task kworker/0:399:5326 blocked for more than 460 seconds. [ 1334.263666][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.263717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.263787][ T32] task:kworker/0:399 state:D stack:0 pid:5326 tgid:5326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.263878][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.263927][ T32] Call trace: [ 1334.264008][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.264062][ T32] r10:82918888 r9:eb945d84 r8:00000002 r7:60000113 r6:eb945d8c r5:85478c00 [ 1334.264107][ T32] r4:85478c00 [ 1334.264154][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.264200][ T32] r5:85478c00 r4:82918884 [ 1334.264221][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.264260][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.264304][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 [ 1334.264326][ T32] r4:00000000 [ 1334.264362][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.264412][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.264499][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.264552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7a80 [ 1334.264575][ T32] r4:00000000 [ 1334.264620][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.264714][ T32] r9:83018005 r8:85478c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1334.264741][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.264786][ T32] r5:00001000 r4:eb589000 [ 1334.264846][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.264955][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.265004][ T32] r5:8548338c r4:85483000 [ 1334.265025][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.265070][ T32] r7:dddced80 r6:83018000 r5:8548338c r4:853c1d00 [ 1334.265091][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.265136][ T32] r10:61c88647 r9:85478c00 r8:853c1d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.265159][ T32] r4:853c1d00 [ 1334.265179][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.265223][ T32] r10:00000000 r9:853c1d00 r8:8027f5e8 r7:eb93de60 r6:854b6480 r5:85478c00 [ 1334.265245][ T32] r4:00000001 [ 1334.265263][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.265345][ T32] Exception stack(0xeb945fb0 to 0xeb945ff8) [ 1334.265424][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.265457][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.265484][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.265512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.265555][ T32] r4:853b7900 [ 1334.266179][ T32] INFO: task kworker/0:399:5326 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.266229][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.266322][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.266409][ T32] Call trace: [ 1334.266482][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.266533][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.266570][ T32] r4:00000000 [ 1334.266607][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.266655][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.266683][ T32] 9d20: d4578000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.266733][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.266762][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.266806][ T32] r5:80000113 r4:80239bb0 [ 1334.266830][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.266874][ T32] r4:82ac11e4 [ 1334.266894][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.266964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.267010][ T32] r4:eae89dc0 [ 1334.267053][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.267143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.267190][ T32] r4:00000000 [ 1334.267212][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.267259][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.267281][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.267343][ T32] r5:00001000 r4:ecf8f000 [ 1334.267372][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.267415][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.267458][ T32] r5:85a3578c r4:85a35400 [ 1334.267498][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.267549][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.267569][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.267636][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.267661][ T32] r4:848b5600 [ 1334.267681][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.267748][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.267795][ T32] r4:00000001 [ 1334.267839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.267891][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.267917][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.267986][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.268030][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.268065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.268107][ T32] r4:847da040 [ 1334.268130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.268156][ T32] INFO: task kworker/0:400:5328 blocked for more than 460 seconds. [ 1334.268182][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.268205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.268224][ T32] task:kworker/0:400 state:D stack:0 pid:5328 tgid:5328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.268267][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.268326][ T32] Call trace: [ 1334.268356][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.268406][ T32] r10:82918888 r9:eb92dd84 r8:00000002 r7:60000113 r6:eb92dd8c r5:85479800 [ 1334.268429][ T32] r4:85479800 [ 1334.268448][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.268485][ T32] r5:85479800 r4:82918884 [ 1334.268504][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.268539][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.268603][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 [ 1334.268649][ T32] r4:00000000 [ 1334.268671][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.268710][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.268769][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.268858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7d00 [ 1334.268883][ T32] r4:00000000 [ 1334.268923][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.268971][ T32] r9:83018005 r8:85479800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1334.269015][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.269081][ T32] r5:00001000 r4:eb5d3000 [ 1334.269104][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.269166][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.269212][ T32] r5:8548378c r4:85483400 [ 1334.269232][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.269278][ T32] r7:dddced80 r6:83018000 r5:8548378c r4:853c1d80 [ 1334.269319][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.269373][ T32] r10:61c88647 r9:85479800 r8:853c1dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.269396][ T32] r4:853c1d80 [ 1334.269436][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.269506][ T32] r10:00000000 r9:853c1d80 r8:8027f5e8 r7:eb93de60 r6:854b6500 r5:85479800 [ 1334.269531][ T32] r4:00000001 [ 1334.269553][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.269589][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1334.269616][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.269644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.269691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.269744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.269776][ T32] r4:853b7bc0 [ 1334.270113][ T32] INFO: task kworker/0:400:5328 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.270145][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.270271][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.270318][ T32] Call trace: [ 1334.270384][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.270433][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.270497][ T32] r4:00000000 [ 1334.270520][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.270574][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.270605][ T32] 9d20: d4578000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.270634][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.270658][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.270737][ T32] r5:80000113 r4:80239bb0 [ 1334.270782][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.270829][ T32] r4:82ac11e4 [ 1334.270849][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.270896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.270918][ T32] r4:eae89dc0 [ 1334.270958][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.271008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.271052][ T32] r4:00000000 [ 1334.271074][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.271142][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.271168][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.271211][ T32] r5:00001000 r4:ecf8f000 [ 1334.271252][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.271318][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.271402][ T32] r5:85a3578c r4:85a35400 [ 1334.271427][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.271474][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.271515][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.271565][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.271621][ T32] r4:848b5600 [ 1334.271643][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.271699][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.271732][ T32] r4:00000001 [ 1334.271783][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.271823][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.271859][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.271890][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.271918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.271968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.271993][ T32] r4:847da040 [ 1334.272043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.272077][ T32] INFO: task kworker/1:698:5331 blocked for more than 460 seconds. [ 1334.272104][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.272126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.272146][ T32] task:kworker/1:698 state:D stack:0 pid:5331 tgid:5331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.284972][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.285053][ T32] Call trace: [ 1334.285089][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.285146][ T32] r10:82918888 r9:eb94dd84 r8:00000002 r7:60000013 r6:eb94dd8c r5:8547b000 [ 1334.285208][ T32] r4:8547b000 [ 1334.285239][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.285284][ T32] r5:8547b000 r4:82918884 [ 1334.285339][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.285420][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.285469][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb94de08 [ 1334.285513][ T32] r4:00000000 [ 1334.285538][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.285625][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.285673][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.285719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b8440 [ 1334.285741][ T32] r4:00000000 [ 1334.285760][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.285806][ T32] r9:83018205 r8:8547b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1334.285850][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.285898][ T32] r5:00001000 r4:dfb09000 [ 1334.285940][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.285984][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.286028][ T32] r5:8552fb8c r4:8552f800 [ 1334.286048][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.286096][ T32] r7:ddde2d80 r6:83018200 r5:8552fb8c r4:854b6580 [ 1334.286143][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.286197][ T32] r10:61c88647 r9:8547b000 r8:854b65ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.286220][ T32] r4:854b6580 [ 1334.286240][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.286287][ T32] r10:00000000 r9:854b6580 r8:8027f5e8 r7:eb929e60 r6:854b6600 r5:8547b000 [ 1334.286309][ T32] r4:00000001 [ 1334.286329][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.286404][ T32] Exception stack(0xeb94dfb0 to 0xeb94dff8) [ 1334.286456][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.286508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.286609][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.286653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.286679][ T32] r4:854b8980 [ 1334.287386][ T32] INFO: task kworker/1:698:5331 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.287422][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.287509][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.287554][ T32] Call trace: [ 1334.287629][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.287702][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.287730][ T32] r4:00000000 [ 1334.287752][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.287792][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.287840][ T32] 9d20: d4578000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.287892][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.287921][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.287944][ T32] r5:80000113 r4:80239bb0 [ 1334.287965][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.288049][ T32] r4:82ac11e4 [ 1334.288073][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.288125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.288170][ T32] r4:eae89dc0 [ 1334.288193][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.288240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.288262][ T32] r4:00000000 [ 1334.288281][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.288362][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.288413][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.288459][ T32] r5:00001000 r4:ecf8f000 [ 1334.288480][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.288520][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.288582][ T32] r5:85a3578c r4:85a35400 [ 1334.288608][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.288656][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.288677][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.288722][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.288744][ T32] r4:848b5600 [ 1334.288763][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.288829][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.288855][ T32] r4:00000001 [ 1334.288905][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.288945][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.288971][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.289014][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.289064][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.289095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.289133][ T32] r4:847da040 [ 1334.289178][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.289209][ T32] INFO: task kworker/0:401:5333 blocked for more than 460 seconds. [ 1334.289262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.289310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.289357][ T32] task:kworker/0:401 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.289445][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.289488][ T32] Call trace: [ 1334.289518][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.289569][ T32] r10:82918888 r9:eb955d84 r8:00000002 r7:60000013 r6:eb955d8c r5:8547c800 [ 1334.289592][ T32] r4:8547c800 [ 1334.289611][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.289649][ T32] r5:8547c800 r4:82918884 [ 1334.289669][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.289726][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.289776][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb955e08 [ 1334.289798][ T32] r4:00000000 [ 1334.289818][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.289853][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.289892][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.289962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ad5c0 [ 1334.289988][ T32] r4:00000000 [ 1334.290008][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.290053][ T32] r9:83018005 r8:8547c800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1334.290136][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.290181][ T32] r5:00001000 r4:eb89d000 [ 1334.290202][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.290241][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.290313][ T32] r5:85496f8c r4:85496c00 [ 1334.290362][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.290418][ T32] r7:dddced80 r6:83018000 r5:85496f8c r4:853c1e00 [ 1334.290438][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.290508][ T32] r10:61c88647 r9:8547c800 r8:853c1e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.290535][ T32] r4:853c1e00 [ 1334.290592][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.290659][ T32] r10:00000000 r9:853c1e00 r8:8027f5e8 r7:eb93de60 r6:854b6680 r5:8547c800 [ 1334.290682][ T32] r4:00000001 [ 1334.290702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.290737][ T32] Exception stack(0xeb955fb0 to 0xeb955ff8) [ 1334.290787][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.290839][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.290883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.290936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.290960][ T32] r4:853b7f00 [ 1334.291309][ T32] INFO: task kworker/0:401:5333 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.291361][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.291498][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.291568][ T32] Call trace: [ 1334.291598][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.291644][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.291667][ T32] r4:00000000 [ 1334.291687][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.291724][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.291751][ T32] 9d20: d4578000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.291780][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.291819][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.291871][ T32] r5:80000113 r4:80239bb0 [ 1334.291893][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.291937][ T32] r4:82ac11e4 [ 1334.291957][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.292041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.292087][ T32] r4:eae89dc0 [ 1334.292133][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.292183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.292207][ T32] r4:00000000 [ 1334.314014][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.314145][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.314176][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.314224][ T32] r5:00001000 r4:ecf8f000 [ 1334.314246][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.314286][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.314329][ T32] r5:85a3578c r4:85a35400 [ 1334.314350][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.314428][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.314456][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.314522][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.314548][ T32] r4:848b5600 [ 1334.314606][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.314662][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.314686][ T32] r4:00000001 [ 1334.314706][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.314745][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.314775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.314804][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.314830][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.314858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.314882][ T32] r4:847da040 [ 1334.314907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.314937][ T32] INFO: task kworker/0:402:5334 blocked for more than 460 seconds. [ 1334.314968][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.314991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.315033][ T32] task:kworker/0:402 state:D stack:0 pid:5334 tgid:5334 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.315094][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.315186][ T32] Call trace: [ 1334.315250][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.315304][ T32] r10:82918888 r9:eb959d84 r8:00000002 r7:60000113 r6:eb959d8c r5:8547d400 [ 1334.315327][ T32] r4:8547d400 [ 1334.315356][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.315404][ T32] r5:8547d400 r4:82918884 [ 1334.315441][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.315483][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.315527][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb959e08 [ 1334.315572][ T32] r4:00000000 [ 1334.315595][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.315637][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.315679][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.315746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7f80 [ 1334.315835][ T32] r4:00000000 [ 1334.315878][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.315927][ T32] r9:83018005 r8:8547d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1334.315950][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.315992][ T32] r5:00001000 r4:eb601000 [ 1334.316012][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.316076][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.316142][ T32] r5:85481b8c r4:85481800 [ 1334.316184][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.316254][ T32] r7:dddced80 r6:83018000 r5:85481b8c r4:853c1e80 [ 1334.316278][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.316325][ T32] r10:61c88647 r9:8547d400 r8:853c1eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.316348][ T32] r4:853c1e80 [ 1334.316384][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.316455][ T32] r10:00000000 r9:853c1e80 r8:8027f5e8 r7:eb955e60 r6:854b6700 r5:8547d400 [ 1334.316480][ T32] r4:00000001 [ 1334.316499][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.316555][ T32] Exception stack(0xeb959fb0 to 0xeb959ff8) [ 1334.316630][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.316663][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.316690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.316720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.316762][ T32] r4:853b73c0 [ 1334.317482][ T32] INFO: task kworker/0:402:5334 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.317543][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.317635][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.317682][ T32] Call trace: [ 1334.317735][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.317786][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.317810][ T32] r4:00000000 [ 1334.317830][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.317890][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.317923][ T32] 9d20: d4969000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.317953][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.317998][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.318025][ T32] r5:80000113 r4:80239bb0 [ 1334.318046][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.318112][ T32] r4:82ac11e4 [ 1334.318172][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.318267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.318317][ T32] r4:eae89dc0 [ 1334.318381][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.318466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.318515][ T32] r4:00000000 [ 1334.318548][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.318632][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.318682][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.318749][ T32] r5:00001000 r4:ecf8f000 [ 1334.318771][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.318813][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.318855][ T32] r5:85a3578c r4:85a35400 [ 1334.318905][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.318979][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.319025][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.319086][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.319110][ T32] r4:848b5600 [ 1334.319129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.319211][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.319242][ T32] r4:00000001 [ 1334.319284][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.319326][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.319353][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.319389][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.319416][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.319468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.319496][ T32] r4:847da040 [ 1334.319525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.319582][ T32] INFO: task kworker/0:403:5336 blocked for more than 460 seconds. [ 1334.319633][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.319682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.319705][ T32] task:kworker/0:403 state:D stack:0 pid:5336 tgid:5336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.319770][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.319815][ T32] Call trace: [ 1334.319912][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.319973][ T32] r10:82918888 r9:eb961d84 r8:00000002 r7:60000113 r6:eb961d8c r5:8547bc00 [ 1334.319999][ T32] r4:8547bc00 [ 1334.320020][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.320066][ T32] r5:8547bc00 r4:82918884 [ 1334.320138][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.320216][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.320267][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb961e08 [ 1334.320290][ T32] r4:00000000 [ 1334.320373][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.320417][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.320487][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.320538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bb040 [ 1334.320560][ T32] r4:00000000 [ 1334.320579][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.320661][ T32] r9:83018005 r8:8547bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1334.320711][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.320759][ T32] r5:00001000 r4:eb61b000 [ 1334.320802][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.320847][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.320889][ T32] r5:847e4b8c r4:847e4800 [ 1334.320931][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.321012][ T32] r7:dddced80 r6:83018000 r5:847e4b8c r4:853c1f00 [ 1334.321036][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.321084][ T32] r10:61c88647 r9:8547bc00 r8:853c1f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.321128][ T32] r4:853c1f00 [ 1334.321151][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.321201][ T32] r10:00000000 r9:853c1f00 r8:8027f5e8 r7:eb955e60 r6:854b6780 r5:8547bc00 [ 1334.321224][ T32] r4:00000001 [ 1334.321243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.321278][ T32] Exception stack(0xeb961fb0 to 0xeb961ff8) [ 1334.321319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.321376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.321409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.321438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.321481][ T32] r4:853b7f40 [ 1334.321874][ T32] INFO: task kworker/0:403:5336 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.321910][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.321985][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.322055][ T32] Call trace: [ 1334.322115][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.322191][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.344534][ T32] r4:00000000 [ 1334.344577][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.344637][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.344669][ T32] 9d20: d4df1000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.344698][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.344723][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.344748][ T32] r5:80000113 r4:80239bb0 [ 1334.344789][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.344842][ T32] r4:82ac11e4 [ 1334.344863][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.344913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.344957][ T32] r4:eae89dc0 [ 1334.344981][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.345028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.345061][ T32] r4:00000000 [ 1334.345124][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.345196][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.345242][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.345312][ T32] r5:00001000 r4:ecf8f000 [ 1334.345356][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.345411][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.345454][ T32] r5:85a3578c r4:85a35400 [ 1334.345475][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.345521][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.345542][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.345589][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.345612][ T32] r4:848b5600 [ 1334.345632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.345678][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.345699][ T32] r4:00000001 [ 1334.345739][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.345781][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.345820][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.345857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.345904][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.345937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.345961][ T32] r4:847da040 [ 1334.345984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.346014][ T32] INFO: task kworker/0:404:5338 blocked for more than 460 seconds. [ 1334.346045][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.346090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.346115][ T32] task:kworker/0:404 state:D stack:0 pid:5338 tgid:5338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.346186][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.346256][ T32] Call trace: [ 1334.346289][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.346355][ T32] r10:82918888 r9:eb969d84 r8:00000002 r7:60000113 r6:eb969d8c r5:8547ec00 [ 1334.346386][ T32] r4:8547ec00 [ 1334.346420][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.346463][ T32] r5:8547ec00 r4:82918884 [ 1334.346483][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.346520][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.346599][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb969e08 [ 1334.346626][ T32] r4:00000000 [ 1334.346646][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.346685][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.346724][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.346768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bb780 [ 1334.346790][ T32] r4:00000000 [ 1334.346809][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.346852][ T32] r9:83018005 r8:8547ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1334.346895][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.346941][ T32] r5:00001000 r4:eb36e000 [ 1334.346964][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.347005][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.347048][ T32] r5:85535b8c r4:85535800 [ 1334.347088][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.347138][ T32] r7:dddced80 r6:83018000 r5:85535b8c r4:853c1f80 [ 1334.347181][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.347231][ T32] r10:61c88647 r9:8547ec00 r8:853c1fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.347255][ T32] r4:853c1f80 [ 1334.347274][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.347319][ T32] r10:00000000 r9:853c1f80 r8:8027f5e8 r7:eb955e60 r6:854b6800 r5:8547ec00 [ 1334.347341][ T32] r4:00000001 [ 1334.347360][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.347400][ T32] Exception stack(0xeb969fb0 to 0xeb969ff8) [ 1334.347426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.347454][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.347480][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.347530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.347556][ T32] r4:854bb000 [ 1334.348264][ T32] INFO: task kworker/0:404:5338 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.348318][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.348414][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.348464][ T32] Call trace: [ 1334.348493][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.348540][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.348584][ T32] r4:00000000 [ 1334.348607][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.348667][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.348721][ T32] 9d20: d4df1000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.348773][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.348801][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.348825][ T32] r5:80000113 r4:80239bb0 [ 1334.348846][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.348933][ T32] r4:82ac11e4 [ 1334.348998][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.349051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.349093][ T32] r4:eae89dc0 [ 1334.349116][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.349162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.349185][ T32] r4:00000000 [ 1334.349205][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.349251][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.349272][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.349335][ T32] r5:00001000 r4:ecf8f000 [ 1334.349385][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.349430][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.349473][ T32] r5:85a3578c r4:85a35400 [ 1334.349540][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.349593][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.349614][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.349660][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.349682][ T32] r4:848b5600 [ 1334.349702][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.349758][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.349784][ T32] r4:00000001 [ 1334.349805][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.349841][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.349887][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.349919][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.349948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.350006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.350031][ T32] r4:847da040 [ 1334.350051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.350076][ T32] INFO: task kworker/1:699:5341 blocked for more than 460 seconds. [ 1334.350102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.350125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.350145][ T32] task:kworker/1:699 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.350209][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.350253][ T32] Call trace: [ 1334.350282][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.350326][ T32] r10:82918888 r9:eb965d84 r8:00000002 r7:60000113 r6:eb965d8c r5:8547e000 [ 1334.350348][ T32] r4:8547e000 [ 1334.350373][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.350412][ T32] r5:8547e000 r4:82918884 [ 1334.350431][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.350490][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.350539][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1334.350609][ T32] r4:00000000 [ 1334.350654][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.350694][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.350732][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.350776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84741a00 [ 1334.350798][ T32] r4:00000000 [ 1334.350817][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.350881][ T32] r9:83018205 r8:8547e000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.350927][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.350982][ T32] r5:00001000 r4:eac65000 [ 1334.351005][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.351067][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.351134][ T32] r5:8552f38c r4:8552f000 [ 1334.351156][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.351246][ T32] r7:ddde2d80 r6:83018200 r5:8552f38c r4:854b6880 [ 1334.351270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.351338][ T32] r10:61c88647 r9:8547e000 r8:854b68ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.351380][ T32] r4:854b6880 [ 1334.351403][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.351456][ T32] r10:00000000 r9:854b6880 r8:8027f5e8 r7:eb94de60 r6:854b6900 r5:8547e000 [ 1334.351479][ T32] r4:00000001 [ 1334.351500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.351536][ T32] Exception stack(0xeb965fb0 to 0xeb965ff8) [ 1334.351583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.351630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.351660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.351689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.351710][ T32] r4:854b8680 [ 1334.352081][ T32] INFO: task kworker/1:699:5341 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.352135][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.369970][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.370063][ T32] Call trace: [ 1334.370117][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.370196][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.370223][ T32] r4:00000000 [ 1334.370254][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.370298][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.370329][ T32] 9d20: d5351000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.370385][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.370416][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.370451][ T32] r5:80000113 r4:80239bb0 [ 1334.370494][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.370545][ T32] r4:82ac11e4 [ 1334.370612][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.370672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.370718][ T32] r4:eae89dc0 [ 1334.370751][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.370798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.370821][ T32] r4:00000000 [ 1334.370840][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.370886][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.370934][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.370982][ T32] r5:00001000 r4:ecf8f000 [ 1334.371003][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.371044][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.371105][ T32] r5:85a3578c r4:85a35400 [ 1334.371129][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.371178][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.371199][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.371265][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.371314][ T32] r4:848b5600 [ 1334.371358][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.371439][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.371485][ T32] r4:00000001 [ 1334.371530][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.371589][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.371624][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.371656][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.371683][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.371723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.371769][ T32] r4:847da040 [ 1334.371794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.371863][ T32] INFO: task kworker/1:700:5344 blocked for more than 460 seconds. [ 1334.371899][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.371923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.371945][ T32] task:kworker/1:700 state:D stack:0 pid:5344 tgid:5344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.371990][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.372049][ T32] Call trace: [ 1334.372112][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.384355][ T32] r10:82918888 r9:eb941d84 r8:00000002 r7:60000113 r6:eb941d8c r5:8547a400 [ 1334.384439][ T32] r4:8547a400 [ 1334.384464][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.384532][ T32] r5:8547a400 r4:82918884 [ 1334.384558][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.384608][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.384661][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb941e08 [ 1334.384686][ T32] r4:00000000 [ 1334.384705][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.384742][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.384785][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.384829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84740d00 [ 1334.384852][ T32] r4:00000000 [ 1334.384871][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.384916][ T32] r9:83018205 r8:8547a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1334.384937][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.384980][ T32] r5:00001000 r4:eae33000 [ 1334.385033][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.385078][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.385122][ T32] r5:8552ff8c r4:8552fc00 [ 1334.385143][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.385189][ T32] r7:ddde2d80 r6:83018200 r5:8552ff8c r4:854b6980 [ 1334.385210][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.385260][ T32] r10:61c88647 r9:8547a400 r8:854b69ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.385285][ T32] r4:854b6980 [ 1334.385326][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.385381][ T32] r10:00000000 r9:854b6980 r8:8027f5e8 r7:eb965e60 r6:854b6a00 r5:8547a400 [ 1334.385414][ T32] r4:00000001 [ 1334.385437][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.385476][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) [ 1334.385525][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.385577][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.385608][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.385641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.385673][ T32] r4:854b88c0 [ 1334.386380][ T32] INFO: task kworker/1:700:5344 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.386416][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.386495][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.386543][ T32] Call trace: [ 1334.386624][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.386678][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.386713][ T32] r4:00000000 [ 1334.386746][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.386788][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.386827][ T32] 9d20: d56c8000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.386860][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.386886][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.386911][ T32] r5:80000113 r4:80239bb0 [ 1334.386939][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.386987][ T32] r4:82ac11e4 [ 1334.387008][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.387066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.387092][ T32] r4:eae89dc0 [ 1334.387112][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.387158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.387179][ T32] r4:00000000 [ 1334.387198][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.387264][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.387309][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.387356][ T32] r5:00001000 r4:ecf8f000 [ 1334.387382][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.387422][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.387464][ T32] r5:85a3578c r4:85a35400 [ 1334.387484][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.387530][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.387550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.387597][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.387622][ T32] r4:848b5600 [ 1334.387641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.387708][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.387735][ T32] r4:00000001 [ 1334.387755][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.387793][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.387818][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.387847][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.387883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.387915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.387937][ T32] r4:847da040 [ 1334.387979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.388055][ T32] INFO: task kworker/1:701:5346 blocked for more than 460 seconds. [ 1334.388091][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.388115][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.388137][ T32] task:kworker/1:701 state:D stack:0 pid:5346 tgid:5346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.388208][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.388284][ T32] Call trace: [ 1334.388327][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.388377][ T32] r10:82918888 r9:eb96dd84 r8:00000002 r7:60000113 r6:eb96dd8c r5:85478000 [ 1334.388400][ T32] r4:85478000 [ 1334.388419][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.388457][ T32] r5:85478000 r4:82918884 [ 1334.388487][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.388560][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.388665][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 [ 1334.388697][ T32] r4:00000000 [ 1334.388727][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.388780][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.388837][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.388910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b7b80 [ 1334.388958][ T32] r4:00000000 [ 1334.388987][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.389064][ T32] r9:83018205 r8:85478000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1334.389087][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.389130][ T32] r5:00001000 r4:eae9b000 [ 1334.389165][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.389229][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.389275][ T32] r5:843b878c r4:843b8400 [ 1334.389295][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.389381][ T32] r7:ddde2d80 r6:83018200 r5:843b878c r4:854b6a80 [ 1334.389427][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.389479][ T32] r10:61c88647 r9:85478000 r8:854b6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.389502][ T32] r4:854b6a80 [ 1334.389523][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.389572][ T32] r10:00000000 r9:854b6a80 r8:8027f5e8 r7:eb941e60 r6:854b6b00 r5:85478000 [ 1334.389593][ T32] r4:00000001 [ 1334.389666][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.389724][ T32] Exception stack(0xeb96dfb0 to 0xeb96dff8) [ 1334.389753][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.389784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.389811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.389840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.389882][ T32] r4:84741ec0 [ 1334.390285][ T32] INFO: task kworker/1:701:5346 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.390320][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.390404][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.390462][ T32] Call trace: [ 1334.390509][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.390587][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.390618][ T32] r4:00000000 [ 1334.390640][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.390679][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.390740][ T32] 9d20: d56c8000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.390786][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.390814][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.390838][ T32] r5:80000113 r4:80239bb0 [ 1334.390858][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.390924][ T32] r4:82ac11e4 [ 1334.390954][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.391011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.391058][ T32] r4:eae89dc0 [ 1334.391082][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.391130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.391173][ T32] r4:00000000 [ 1334.391197][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.391290][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.391336][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.391391][ T32] r5:00001000 r4:ecf8f000 [ 1334.391413][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.391453][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.391531][ T32] r5:85a3578c r4:85a35400 [ 1334.391575][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.391639][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.391664][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.391723][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.391769][ T32] r4:848b5600 [ 1334.391791][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.391879][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.391905][ T32] r4:00000001 [ 1334.391925][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.391963][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.391989][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.392045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.392085][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.392115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.392138][ T32] r4:847da040 [ 1334.392230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.408652][ T32] INFO: task kworker/1:702:5348 blocked for more than 460 seconds. [ 1334.408732][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.408785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.408812][ T32] task:kworker/1:702 state:D stack:0 pid:5348 tgid:5348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.408892][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.408948][ T32] Call trace: [ 1334.408990][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.409045][ T32] r10:82918888 r9:eb971d84 r8:00000002 r7:60000113 r6:eb971d8c r5:85406000 [ 1334.409070][ T32] r4:85406000 [ 1334.409090][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.409139][ T32] r5:85406000 r4:82918884 [ 1334.409164][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.409203][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.409247][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb971e08 [ 1334.409270][ T32] r4:00000000 [ 1334.409289][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.409334][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.409394][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.409452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854be2c0 [ 1334.409487][ T32] r4:00000000 [ 1334.409510][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.409581][ T32] r9:83018205 r8:85406000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1334.409609][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.409674][ T32] r5:00001000 r4:eb05f000 [ 1334.409719][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.409764][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.409827][ T32] r5:85534b8c r4:85534800 [ 1334.409850][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.409899][ T32] r7:ddde2d80 r6:83018200 r5:85534b8c r4:854b6b80 [ 1334.409919][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.409965][ T32] r10:61c88647 r9:85406000 r8:854b6bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.409987][ T32] r4:854b6b80 [ 1334.410033][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.410095][ T32] r10:00000000 r9:854b6b80 r8:8027f5e8 r7:eb96de60 r6:854b6c00 r5:85406000 [ 1334.410120][ T32] r4:00000001 [ 1334.410140][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.410198][ T32] Exception stack(0xeb971fb0 to 0xeb971ff8) [ 1334.410228][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.410259][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.410312][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.410345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.410389][ T32] r4:853b7f40 [ 1334.411101][ T32] INFO: task kworker/1:702:5348 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.411150][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.411272][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.411343][ T32] Call trace: [ 1334.411382][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.411431][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.411465][ T32] r4:00000000 [ 1334.411509][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.411553][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.411601][ T32] 9d20: d586d000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.411662][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.411700][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.411727][ T32] r5:80000113 r4:80239bb0 [ 1334.411767][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.411852][ T32] r4:82ac11e4 [ 1334.411892][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.411944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.411967][ T32] r4:eae89dc0 [ 1334.411986][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.412030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.412053][ T32] r4:00000000 [ 1334.412072][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.412117][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.412139][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.412214][ T32] r5:00001000 r4:ecf8f000 [ 1334.425082][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.425157][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.425205][ T32] r5:85a3578c r4:85a35400 [ 1334.425227][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.425275][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.425300][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.425399][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.425427][ T32] r4:848b5600 [ 1334.425457][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.425532][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.425588][ T32] r4:00000001 [ 1334.425612][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.425656][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.425709][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.425743][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.425784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.425864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.425914][ T32] r4:847da040 [ 1334.425964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.425997][ T32] INFO: task kworker/1:703:5349 blocked for more than 460 seconds. [ 1334.426031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.426055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.426076][ T32] task:kworker/1:703 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.426129][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.426175][ T32] Call trace: [ 1334.426206][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.426266][ T32] r10:82918888 r9:eb925d84 r8:00000002 r7:60000113 r6:eb925d8c r5:85568000 [ 1334.426293][ T32] r4:85568000 [ 1334.426315][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.426355][ T32] r5:85568000 r4:82918884 [ 1334.426382][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.426421][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.426466][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb925e08 [ 1334.426487][ T32] r4:00000000 [ 1334.426527][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.426579][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.426650][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.426701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854be080 [ 1334.426724][ T32] r4:00000000 [ 1334.426745][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.426795][ T32] r9:83018205 r8:85568000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1334.426818][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.426860][ T32] r5:00001000 r4:eafe3000 [ 1334.426890][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.426937][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.426982][ T32] r5:8553438c r4:85534000 [ 1334.427002][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.427048][ T32] r7:ddde2d80 r6:83018200 r5:8553438c r4:854b6c80 [ 1334.427069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.427132][ T32] r10:61c88647 r9:85568000 r8:854b6cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.427166][ T32] r4:854b6c80 [ 1334.427198][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.427281][ T32] r10:00000000 r9:854b6c80 r8:8027f5e8 r7:eb971e60 r6:854b6d00 r5:85568000 [ 1334.427307][ T32] r4:00000001 [ 1334.427327][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.427379][ T32] Exception stack(0xeb925fb0 to 0xeb925ff8) [ 1334.427408][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.427456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.427485][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.427516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.427538][ T32] r4:854be1c0 [ 1334.428204][ T32] INFO: task kworker/1:703:5349 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.428235][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.428289][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.428331][ T32] Call trace: [ 1334.428359][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.428411][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.428435][ T32] r4:00000000 [ 1334.428454][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.428537][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.428569][ T32] 9d20: d5e29000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.428599][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.428644][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.428671][ T32] r5:80000113 r4:80239bb0 [ 1334.428692][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.428757][ T32] r4:82ac11e4 [ 1334.428790][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.428864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.428890][ T32] r4:eae89dc0 [ 1334.428931][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.428979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.429002][ T32] r4:00000000 [ 1334.429047][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.429120][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.429145][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.429197][ T32] r5:00001000 r4:ecf8f000 [ 1334.429231][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.429272][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.429334][ T32] r5:85a3578c r4:85a35400 [ 1334.429358][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.429433][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.429457][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.429506][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.429528][ T32] r4:848b5600 [ 1334.429562][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.429612][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.429634][ T32] r4:00000001 [ 1334.429653][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.429690][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.429715][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.429743][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.429787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.429819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.429885][ T32] r4:847da040 [ 1334.429916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.429943][ T32] INFO: task kworker/1:704:5352 blocked for more than 460 seconds. [ 1334.429995][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.430021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.430063][ T32] task:kworker/1:704 state:D stack:0 pid:5352 tgid:5352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.430110][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.430152][ T32] Call trace: [ 1334.430216][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.430265][ T32] r10:82918888 r9:eb975d84 r8:00000002 r7:60000013 r6:eb975d8c r5:85568c00 [ 1334.430317][ T32] r4:85568c00 [ 1334.430340][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.430414][ T32] r5:85568c00 r4:82918884 [ 1334.430437][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.430477][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.430566][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 [ 1334.430594][ T32] r4:00000000 [ 1334.430614][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.430651][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.430691][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.430735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854be800 [ 1334.430757][ T32] r4:00000000 [ 1334.430776][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.430825][ T32] r9:83018205 r8:85568c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1334.430848][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.430890][ T32] r5:00001000 r4:eb2c5000 [ 1334.430910][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.430949][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.431010][ T32] r5:8553578c r4:85535400 [ 1334.431033][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.431079][ T32] r7:ddde2d80 r6:83018200 r5:8553578c r4:854b6d80 [ 1334.431103][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.431152][ T32] r10:61c88647 r9:85568c00 r8:854b6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.431175][ T32] r4:854b6d80 [ 1334.431194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.431240][ T32] r10:00000000 r9:854b6d80 r8:8027f5e8 r7:eb971e60 r6:854b6e00 r5:85568c00 [ 1334.431273][ T32] r4:00000001 [ 1334.431316][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.431373][ T32] Exception stack(0xeb975fb0 to 0xeb975ff8) [ 1334.431402][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.431431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.431465][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.431518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.431562][ T32] r4:854be140 [ 1334.431925][ T32] INFO: task kworker/1:704:5352 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.431955][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.432084][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.432145][ T32] Call trace: [ 1334.432244][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.455584][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.455639][ T32] r4:00000000 [ 1334.455685][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.455772][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.455830][ T32] 9d20: d6302000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.455873][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.455910][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.455937][ T32] r5:80000113 r4:80239bb0 [ 1334.455968][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.456029][ T32] r4:82ac11e4 [ 1334.456053][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.456103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.456127][ T32] r4:eae89dc0 [ 1334.456168][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.456218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.456241][ T32] r4:00000000 [ 1334.456261][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.456308][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.456329][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.456379][ T32] r5:00001000 r4:ecf8f000 [ 1334.456421][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.456466][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.456509][ T32] r5:85a3578c r4:85a35400 [ 1334.456542][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.456593][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.456618][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.456667][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.456689][ T32] r4:848b5600 [ 1334.456708][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.456796][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.456846][ T32] r4:00000001 [ 1334.456870][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.456910][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.456936][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.456985][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.457038][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.457070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.457114][ T32] r4:847da040 [ 1334.457158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.457218][ T32] INFO: task kworker/1:705:5354 blocked for more than 460 seconds. [ 1334.457252][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.457277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.457298][ T32] task:kworker/1:705 state:D stack:0 pid:5354 tgid:5354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.457353][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.457405][ T32] Call trace: [ 1334.457478][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.457524][ T32] r10:82918888 r9:eb97dd84 r8:00000002 r7:60000113 r6:eb97dd8c r5:85569800 [ 1334.457560][ T32] r4:85569800 [ 1334.457589][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.457636][ T32] r5:85569800 r4:82918884 [ 1334.457678][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.457722][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.457790][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb97de08 [ 1334.457822][ T32] r4:00000000 [ 1334.457854][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.457895][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.457935][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.458000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854be440 [ 1334.458027][ T32] r4:00000000 [ 1334.458048][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.458095][ T32] r9:83018205 r8:85569800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1334.458158][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.458205][ T32] r5:00001000 r4:eb11f000 [ 1334.458235][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.458279][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.458322][ T32] r5:85534f8c r4:85534c00 [ 1334.458363][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.458418][ T32] r7:ddde2d80 r6:83018200 r5:85534f8c r4:854b6e80 [ 1334.458461][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.458535][ T32] r10:61c88647 r9:85569800 r8:854b6eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.458591][ T32] r4:854b6e80 [ 1334.458615][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.458665][ T32] r10:00000000 r9:854b6e80 r8:8027f5e8 r7:eb975e60 r6:854b6f00 r5:85569800 [ 1334.458687][ T32] r4:00000001 [ 1334.458729][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.458793][ T32] Exception stack(0xeb97dfb0 to 0xeb97dff8) [ 1334.458824][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.458876][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.458929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.459030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.459089][ T32] r4:854be540 [ 1334.459903][ T32] INFO: task kworker/1:705:5354 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.459945][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.460102][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.460151][ T32] Call trace: [ 1334.460193][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.460255][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.460284][ T32] r4:00000000 [ 1334.460304][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.460405][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.460438][ T32] 9d20: d6302000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.460468][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.460499][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.460539][ T32] r5:80000113 r4:80239bb0 [ 1334.460565][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.460614][ T32] r4:82ac11e4 [ 1334.460639][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.460734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.460767][ T32] r4:eae89dc0 [ 1334.460788][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.460859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.460885][ T32] r4:00000000 [ 1334.460905][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.460953][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.460975][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.461017][ T32] r5:00001000 r4:ecf8f000 [ 1334.461037][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.461077][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.461120][ T32] r5:85a3578c r4:85a35400 [ 1334.461160][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.461254][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.461329][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.461393][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.461433][ T32] r4:848b5600 [ 1334.461457][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.461506][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.461545][ T32] r4:00000001 [ 1334.461570][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.461608][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.461648][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.461702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.461941][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1334.473444][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb979e08 ** 9 printk messages dropped ** [ 1334.473909][ T32] r5:00001000 r4:eb1a7000 ** 1 printk messages dropped ** [ 1334.474010][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.474267][ T32] r4:854b6f80 [ 1334.474321][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.474400][ T32] r10:00000000 r9:854b6f80 r8:8027f5e8 r7:eb975e60 r6:853bf000 r5:8556b000 [ 1334.474428][ T32] r4:00000001 [ 1334.474467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.474511][ T32] Exception stack(0xeb979fb0 to 0xeb979ff8) [ 1334.474590][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.474653][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.474684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.474716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.474750][ T32] r4:854be540 [ 1334.475506][ T32] INFO: task kworker/1:706:5356 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.475562][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.475649][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.475735][ T32] Call trace: [ 1334.475781][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.475842][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.475868][ T32] r4:00000000 [ 1334.475888][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.475946][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.475989][ T32] 9d20: d6302000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.476086][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.476138][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.476166][ T32] r5:80000113 r4:80239bb0 [ 1334.476217][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.476289][ T32] r4:82ac11e4 [ 1334.476341][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.476400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.476424][ T32] r4:eae89dc0 [ 1334.476465][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.476518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.476564][ T32] r4:00000000 [ 1334.476588][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.476640][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.476662][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.476726][ T32] r5:00001000 r4:ecf8f000 [ 1334.476776][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.476821][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.476864][ T32] r5:85a3578c r4:85a35400 [ 1334.476884][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.476950][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.476974][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.477043][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.477069][ T32] r4:848b5600 [ 1334.477089][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.477135][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.477178][ T32] r4:00000001 [ 1334.477201][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.477237][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.477275][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.477305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.477353][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.477403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 1 printk messages dropped ** [ 1334.477472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1334.477868][ T32] r4:8556bc00 ** 4 printk messages dropped ** [ 1334.478057][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 ** 9 printk messages dropped ** [ 1334.478487][ T32] r5:00001000 r4:eb399000 [ 1334.478541][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.478619][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.478665][ T32] r5:8553538c r4:85535000 [ 1334.478685][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.478841][ T32] r10:61c88647 r9:8556bc00 r8:853bf0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1334.479025][ T32] Exception stack(0xeb981fb0 to 0xeb981ff8) [ 1334.479078][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.479117][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.479184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.479257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.479301][ T32] r4:854be6c0 [ 1334.479689][ T32] INFO: task kworker/1:707:5357 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.479743][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.479836][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.479882][ T32] Call trace: [ 1334.479982][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.480048][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.480133][ T32] r4:00000000 [ 1334.480156][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.480197][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.480224][ T32] 9d20: d6302000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.480274][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.480303][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.480349][ T32] r5:80000113 r4:80239bb0 [ 1334.480377][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.480445][ T32] r4:82ac11e4 [ 1334.480491][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.480544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.480589][ T32] r4:eae89dc0 [ 1334.480621][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.480670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.480693][ T32] r4:00000000 [ 1334.480712][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.480781][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.480806][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.480873][ T32] r5:00001000 r4:ecf8f000 [ 1334.480897][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.480959][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.481007][ T32] r5:85a3578c r4:85a35400 [ 1334.481050][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.481100][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 1 printk messages dropped ** [ 1334.481238][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.481577][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.481983][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.504319][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 ** 8 printk messages dropped ** [ 1334.504726][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.504793][ T32] r5:00001000 r4:eb3c1000 [ 1334.504819][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.504904][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.505063][ T32] r7:ddde2d80 r6:83018200 r5:8553638c r4:853bf180 ** 7 printk messages dropped ** [ 1334.505375][ T32] Exception stack(0xeb989fb0 to 0xeb989ff8) ** 4 printk messages dropped ** [ 1334.505638][ T32] r4:854be380 ** 3 printk messages dropped ** [ 1334.506673][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.506967][ T32] 9d20: d68ba000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1334.507407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 10 printk messages dropped ** [ 1334.507876][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1334.508078][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.508396][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1334.508794][ T32] r10:82918888 r9:eb98dd84 r8:00000002 r7:60000113 r6:eb98dd8c r5:8556c800 ** 6 printk messages dropped ** [ 1334.509067][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.509248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848a4800 ** 4 printk messages dropped ** [ 1334.509427][ T32] r5:00001000 r4:e8a9f000 ** 1 printk messages dropped ** [ 1334.509532][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.509603][ T32] r5:847e538c r4:847e5000 [ 1334.509626][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.509674][ T32] r7:dddced80 r6:83018000 r5:847e538c r4:854bf000 [ 1334.509695][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.509763][ T32] r10:61c88647 r9:8556c800 r8:854bf02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.509808][ T32] r4:854bf000 [ 1334.509830][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.509876][ T32] r10:00000000 r9:854bf000 r8:8027f5e8 r7:eb955e60 r6:853bf280 r5:8556c800 [ 1334.509898][ T32] r4:00000001 [ 1334.509917][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.509953][ T32] Exception stack(0xeb98dfb0 to 0xeb98dff8) [ 1334.510011][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.510043][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.510071][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.510120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.510166][ T32] r4:854bb7c0 [ 1334.510573][ T32] INFO: task kworker/0:405:5361 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.510624][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.510728][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.510774][ T32] Call trace: [ 1334.510802][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.510847][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.510871][ T32] r4:00000000 [ 1334.510890][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.510945][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.511018][ T32] 9d20: d68ba000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.511071][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.511113][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.511139][ T32] r5:80000113 r4:80239bb0 [ 1334.511160][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.511204][ T32] r4:82ac11e4 [ 1334.511234][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.511333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.511401][ T32] r4:eae89dc0 [ 1334.511450][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.511501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.511525][ T32] r4:00000000 [ 1334.511545][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.511591][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.511636][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.511723][ T32] r5:00001000 r4:ecf8f000 [ 1334.511754][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.511831][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.511876][ T32] r5:85a3578c r4:85a35400 [ 1334.511896][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.511966][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.511990][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.512058][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.512084][ T32] r4:848b5600 [ 1334.512114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.512163][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.512186][ T32] r4:00000001 [ 1334.512263][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.542926][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.542985][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.543018][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.543070][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.543110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.543157][ T32] r4:847da040 [ 1334.543264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.543308][ T32] INFO: task kworker/1:709:5363 blocked for more than 461 seconds. [ 1334.543344][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1334.543509][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.544003][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1334.544341][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.544506][ T32] r5:00001000 r4:eb465000 [ 1334.544526][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.544587][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.544647][ T32] r5:8553678c r4:85536400 ** 1 printk messages dropped ** [ 1334.544747][ T32] r7:ddde2d80 r6:83018200 r5:8553678c r4:853bf300 ** 7 printk messages dropped ** [ 1334.545093][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) ** 4 printk messages dropped ** [ 1334.545336][ T32] r4:854bea80 ** 2 printk messages dropped ** [ 1334.546226][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.546458][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.546770][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1334.547049][ T32] r4:eae89dc0 ** 4 printk messages dropped ** [ 1334.547239][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.547262][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.547326][ T32] r5:00001000 r4:ecf8f000 [ 1334.547355][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.547415][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.547501][ T32] r5:85a3578c r4:85a35400 [ 1334.547527][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.547577][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.547598][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.547647][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.547715][ T32] r4:848b5600 [ 1334.547740][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.547810][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.547837][ T32] r4:00000001 [ 1334.547859][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.547898][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.547946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.547979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.548006][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.548035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.548057][ T32] r4:847da040 [ 1334.548097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.548126][ T32] INFO: task kworker/1:710:5365 blocked for more than 461 seconds. [ 1334.548155][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.548178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.548198][ T32] task:kworker/1:710 state:D stack:0 pid:5365 tgid:5365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.548243][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.548320][ T32] Call trace: [ 1334.548384][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.548435][ T32] r10:82918888 r9:eb999d84 r8:00000002 r7:60000113 r6:eb999d8c r5:8556e000 [ 1334.548460][ T32] r4:8556e000 [ 1334.548501][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.548546][ T32] r5:8556e000 r4:82918884 [ 1334.548567][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.548604][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.548666][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 [ 1334.548718][ T32] r4:00000000 [ 1334.548761][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.548805][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.548845][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.548888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b0040 [ 1334.548910][ T32] r4:00000000 [ 1334.548929][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.548971][ T32] r9:83018205 r8:8556e000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1334.548992][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.549034][ T32] r5:00001000 r4:eb413000 [ 1334.549054][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.549092][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.549132][ T32] r5:85535f8c r4:85535c00 [ 1334.549153][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.549197][ T32] r7:ddde2d80 r6:83018200 r5:85535f8c r4:853bf400 [ 1334.549218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.549273][ T32] r10:61c88647 r9:8556e000 r8:853bf42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.549299][ T32] r4:853bf400 [ 1334.549319][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.549395][ T32] r10:00000000 r9:853bf400 r8:8027f5e8 r7:eb995e60 r6:853bf480 r5:8556e000 [ 1334.549423][ T32] r4:00000001 [ 1334.549443][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.549479][ T32] Exception stack(0xeb999fb0 to 0xeb999ff8) [ 1334.549526][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.549569][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.549600][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.549632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.549675][ T32] r4:854bedc0 [ 1334.550051][ T32] INFO: task kworker/1:710:5365 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.550135][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.550258][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.550330][ T32] Call trace: [ 1334.550409][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.550479][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.550528][ T32] r4:00000000 [ 1334.550569][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.550626][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.550655][ T32] 9d20: d7231000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.550685][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.550711][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.550735][ T32] r5:80000113 r4:80239bb0 [ 1334.550754][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.550799][ T32] r4:82ac11e4 [ 1334.550841][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.550896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.550918][ T32] r4:eae89dc0 [ 1334.550959][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.551028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.551055][ T32] r4:00000000 [ 1334.551075][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.551142][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.551188][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.551254][ T32] r5:00001000 r4:ecf8f000 [ 1334.551278][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.551319][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.551386][ T32] r5:85a3578c r4:85a35400 [ 1334.551411][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.551459][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.551480][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.551528][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.551573][ T32] r4:848b5600 [ 1334.551595][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.551656][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.551687][ T32] r4:00000001 [ 1334.551769][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.551809][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.551835][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.551863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.551950][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.552012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.552040][ T32] r4:847da040 [ 1334.552061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.552085][ T32] INFO: task kworker/1:711:5367 blocked for more than 461 seconds. [ 1334.552111][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.552134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.552153][ T32] task:kworker/1:711 state:D stack:0 pid:5367 tgid:5367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.564360][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.564490][ T32] Call trace: [ 1334.564528][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.564611][ T32] r10:82918888 r9:eb991d84 r8:00000002 r7:60000013 r6:eb991d8c r5:85578000 [ 1334.564645][ T32] r4:85578000 [ 1334.564668][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.564735][ T32] r5:85578000 r4:82918884 [ 1334.564782][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.564848][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.564900][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e08 [ 1334.564944][ T32] r4:00000000 [ 1334.564968][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.565007][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.565076][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.565168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b01c0 [ 1334.565219][ T32] r4:00000000 [ 1334.565247][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.565300][ T32] r9:83018205 r8:85578000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1334.565322][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.565371][ T32] r5:00001000 r4:eb43f000 [ 1334.565394][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.565434][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.565477][ T32] r5:85536b8c r4:85536800 [ 1334.565498][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.565545][ T32] r7:ddde2d80 r6:83018200 r5:85536b8c r4:853bf500 [ 1334.565566][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.565611][ T32] r10:61c88647 r9:85578000 r8:853bf52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.565662][ T32] r4:853bf500 [ 1334.565686][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.565757][ T32] r10:00000000 r9:853bf500 r8:8027f5e8 r7:eb995e60 r6:853bf580 r5:85578000 [ 1334.565806][ T32] r4:00000001 [ 1334.565829][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.565892][ T32] Exception stack(0xeb991fb0 to 0xeb991ff8) [ 1334.565925][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.565956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.566004][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.566060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.566087][ T32] r4:854b0300 [ 1334.566861][ T32] INFO: task kworker/1:711:5367 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.566934][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.566998][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.567044][ T32] Call trace: [ 1334.567112][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.567197][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.567229][ T32] r4:00000000 [ 1334.567250][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.567290][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.567339][ T32] 9d20: d7231000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.567386][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.567414][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.567439][ T32] r5:80000113 r4:80239bb0 [ 1334.567502][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.567554][ T32] r4:82ac11e4 [ 1334.567596][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.567674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.567702][ T32] r4:eae89dc0 [ 1334.567744][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.567794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.567881][ T32] r4:00000000 [ 1334.567904][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.567973][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.567997][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.568062][ T32] r5:00001000 r4:ecf8f000 [ 1334.568085][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.568127][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.568170][ T32] r5:85a3578c r4:85a35400 [ 1334.568211][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.568280][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.568304][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.568353][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.568403][ T32] r4:848b5600 [ 1334.568426][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.568520][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.568548][ T32] r4:00000001 [ 1334.568569][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.568620][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.568671][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.568705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.568753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.568785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.568808][ T32] r4:847da040 [ 1334.568829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.568876][ T32] INFO: task kworker/1:712:5370 blocked for more than 461 seconds. [ 1334.568912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.568936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.568956][ T32] task:kworker/1:712 state:D stack:0 pid:5370 tgid:5370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.569025][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.569066][ T32] Call trace: [ 1334.569096][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.569163][ T32] r10:82918888 r9:eb985d84 r8:00000002 r7:60000113 r6:eb985d8c r5:85578c00 [ 1334.569195][ T32] r4:85578c00 [ 1334.569267][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.569310][ T32] r5:85578c00 r4:82918884 [ 1334.569351][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.569398][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.569442][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb985e08 [ 1334.569464][ T32] r4:00000000 [ 1334.569483][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.569518][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.569559][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.569622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b0780 [ 1334.569648][ T32] r4:00000000 [ 1334.569688][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.569765][ T32] r9:83018205 r8:85578c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1334.569816][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.569861][ T32] r5:00001000 r4:eb697000 [ 1334.569881][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.569920][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.569961][ T32] r5:85537b8c r4:85537800 ** 1 printk messages dropped ** [ 1334.570079][ T32] r7:ddde2d80 r6:83018200 r5:85537b8c r4:853bf600 ** 7 printk messages dropped ** [ 1334.570438][ T32] Exception stack(0xeb985fb0 to 0xeb985ff8) ** 4 printk messages dropped ** [ 1334.570673][ T32] r4:854b0300 ** 3 printk messages dropped ** [ 1334.571218][ T32] Call trace: ** 1 printk messages dropped ** [ 1334.571322][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 5 printk messages dropped ** [ 1334.571541][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.571566][ T32] r5:80000113 r4:80239bb0 [ 1334.571586][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.571652][ T32] r4:82ac11e4 [ 1334.571676][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.571757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.571783][ T32] r4:eae89dc0 [ 1334.571803][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.571863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.571887][ T32] r4:00000000 [ 1334.571927][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.572000][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.572070][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.572147][ T32] r5:00001000 r4:ecf8f000 [ 1334.594052][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.594166][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.594260][ T32] r5:85a3578c r4:85a35400 [ 1334.594286][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.594337][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.594360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.594436][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.594464][ T32] r4:848b5600 [ 1334.594485][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.594550][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.594615][ T32] r4:00000001 [ 1334.594655][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.594717][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.594764][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.594822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.594868][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.594913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.594948][ T32] r4:847da040 [ 1334.594983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.595025][ T32] INFO: task kworker/1:713:5372 blocked for more than 461 seconds. [ 1334.595072][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.595143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.595170][ T32] task:kworker/1:713 state:D stack:0 pid:5372 tgid:5372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.595226][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.595341][ T32] Call trace: [ 1334.595402][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.595452][ T32] r10:82918888 r9:eb9a1d84 r8:00000002 r7:60000113 r6:eb9a1d8c r5:85579800 [ 1334.595475][ T32] r4:85579800 [ 1334.595495][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.595546][ T32] r5:85579800 r4:82918884 [ 1334.595589][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.595630][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.595675][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1334.595699][ T32] r4:00000000 [ 1334.595739][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.595789][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.595844][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.595890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b03c0 [ 1334.595913][ T32] r4:00000000 [ 1334.595934][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.595979][ T32] r9:83018205 r8:85579800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1334.596025][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.596072][ T32] r5:00001000 r4:eb4b7000 [ 1334.596092][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.596165][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.596211][ T32] r5:85536f8c r4:85536c00 [ 1334.596232][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.596276][ T32] r7:ddde2d80 r6:83018200 r5:85536f8c r4:853bf700 [ 1334.596296][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.596341][ T32] r10:61c88647 r9:85579800 r8:853bf72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.596368][ T32] r4:853bf700 [ 1334.596409][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.596464][ T32] r10:00000000 r9:853bf700 r8:8027f5e8 r7:eb985e60 r6:853bf780 r5:85579800 [ 1334.596488][ T32] r4:00000001 [ 1334.596507][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.596543][ T32] Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) [ 1334.596591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.596623][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.596662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.596699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.596721][ T32] r4:854b0540 [ 1334.597399][ T32] INFO: task kworker/1:713:5372 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.597452][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.597532][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.597601][ T32] Call trace: [ 1334.597633][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.597681][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.597705][ T32] r4:00000000 [ 1334.597725][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.597794][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.597829][ T32] 9d20: d78a7000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.597880][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.597921][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.597945][ T32] r5:80000113 r4:80239bb0 [ 1334.597965][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.598020][ T32] r4:82ac11e4 [ 1334.598080][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.598164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.598190][ T32] r4:eae89dc0 [ 1334.598232][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.598292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.598339][ T32] r4:00000000 [ 1334.598360][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.598413][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.598435][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.598498][ T32] r5:00001000 r4:ecf8f000 [ 1334.598544][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.598640][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.598727][ T32] r5:85a3578c r4:85a35400 [ 1334.598751][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.598799][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.598834][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.598885][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.598940][ T32] r4:848b5600 [ 1334.598988][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1334.599186][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.599227][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.599254][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.599282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.599309][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.599362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.599403][ T32] r4:847da040 [ 1334.599425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.599450][ T32] INFO: task kworker/1:714:5374 blocked for more than 461 seconds. [ 1334.599499][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.599535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.599580][ T32] task:kworker/1:714 state:D stack:0 pid:5374 tgid:5374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.599667][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.599721][ T32] Call trace: [ 1334.599755][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.599820][ T32] r10:82918888 r9:eb9a5d84 r8:00000002 r7:60000013 r6:eb9a5d8c r5:8557a400 [ 1334.599867][ T32] r4:8557a400 [ 1334.599890][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.599930][ T32] r5:8557a400 r4:82918884 [ 1334.599970][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.600011][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.600076][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a5e08 [ 1334.600124][ T32] r4:00000000 [ 1334.600147][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.600189][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.600248][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.600318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b0600 [ 1334.600391][ T32] r4:00000000 [ 1334.600415][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.600475][ T32] r9:83018205 r8:8557a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1334.600508][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.600553][ T32] r5:00001000 r4:eb64f000 [ 1334.600595][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.600641][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.600705][ T32] r5:8553738c r4:85537000 [ 1334.600737][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.600792][ T32] r7:ddde2d80 r6:83018200 r5:8553738c r4:853bf800 [ 1334.600836][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.600886][ T32] r10:61c88647 r9:8557a400 r8:853bf82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.600908][ T32] r4:853bf800 [ 1334.600929][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.601001][ T32] r10:00000000 r9:853bf800 r8:8027f5e8 r7:eb985e60 r6:853bf880 r5:8557a400 [ 1334.601048][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1334.601106][ T32] Exception stack(0xeb9a5fb0 to 0xeb9a5ff8) ** 6 printk messages dropped ** [ 1334.601654][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.625123][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1334.625239][ T32] r4:eae89dc0 ** 5 printk messages dropped ** [ 1334.625464][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.625766][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.626043][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.626268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1334.626503][ T32] r10:82918888 r9:eb9a9d84 r8:00000002 r7:60000113 r6:eb9a9d8c r5:8557b000 ** 6 printk messages dropped ** [ 1334.626857][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.627004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b0b80 ** 4 printk messages dropped ** [ 1334.627179][ T32] r5:00001000 r4:eb70b000 [ 1334.627199][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.627325][ T32] r5:843b978c r4:843b9400 ** 2 printk messages dropped ** [ 1334.627438][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.627743][ T32] Exception stack(0xeb9a9fb0 to 0xeb9a9ff8) ** 4 printk messages dropped ** [ 1334.627947][ T32] r4:854b06c0 ** 2 printk messages dropped ** [ 1334.628797][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.628971][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 3 printk messages dropped ** [ 1334.629110][ T32] 9d20: d7c25000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 2 printk messages dropped ** [ 1334.629222][ T32] r5:80000113 r4:80239bb0 [ 1334.629246][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.629300][ T32] r4:82ac11e4 [ 1334.629323][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.629387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.629413][ T32] r4:eae89dc0 [ 1334.629433][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.629499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.629525][ T32] r4:00000000 [ 1334.629569][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.629619][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.629641][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.629683][ T32] r5:00001000 r4:ecf8f000 [ 1334.629703][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.629765][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.629840][ T32] r5:85a3578c r4:85a35400 [ 1334.629874][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.629923][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.629954][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.630024][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.630051][ T32] r4:848b5600 [ 1334.630071][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.630138][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.630173][ T32] r4:00000001 [ 1334.630195][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.630234][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.630260][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.630297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.630335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.630375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.630428][ T32] r4:847da040 [ 1334.630517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.630549][ T32] INFO: task kworker/1:716:5378 blocked for more than 461 seconds. [ 1334.630618][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.630650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.630672][ T32] task:kworker/1:716 state:D stack:0 pid:5378 tgid:5378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.630739][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.630786][ T32] Call trace: [ 1334.630815][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.630905][ T32] r10:82918888 r9:eb99dd84 r8:00000002 r7:60000113 r6:eb99dd8c r5:8557bc00 [ 1334.630968][ T32] r4:8557bc00 [ 1334.630992][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.631053][ T32] r5:8557bc00 r4:82918884 [ 1334.631078][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.631143][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.631191][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb99de08 [ 1334.631213][ T32] r4:00000000 [ 1334.631255][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.631296][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.631352][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.631410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b0840 [ 1334.631438][ T32] r4:00000000 [ 1334.631459][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.631503][ T32] r9:83018205 r8:8557bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1334.631525][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.631568][ T32] r5:00001000 r4:eb6e9000 [ 1334.631603][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.631649][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.631691][ T32] r5:8553778c r4:85537400 [ 1334.631710][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.631753][ T32] r7:ddde2d80 r6:83018200 r5:8553778c r4:853bfa00 [ 1334.631774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.631818][ T32] r10:61c88647 r9:8557bc00 r8:853bfa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.631865][ T32] r4:853bfa00 [ 1334.631908][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.631978][ T32] r10:00000000 r9:853bfa00 r8:8027f5e8 r7:eb9a9e60 r6:853bfa80 r5:8557bc00 [ 1334.632005][ T32] r4:00000001 [ 1334.632025][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.632062][ T32] Exception stack(0xeb99dfb0 to 0xeb99dff8) [ 1334.632106][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.632172][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.632229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.651456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.651523][ T32] r4:854b08c0 [ 1334.652678][ T32] INFO: task kworker/1:716:5378 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.652748][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.652821][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.652907][ T32] Call trace: [ 1334.652966][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.653024][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.653049][ T32] r4:00000000 [ 1334.653090][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.653134][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.653164][ T32] 9d20: d8031000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.653215][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.653264][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.653311][ T32] r5:80000113 r4:80239bb0 [ 1334.653336][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.653411][ T32] r4:82ac11e4 [ 1334.653455][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.653508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.653532][ T32] r4:eae89dc0 [ 1334.653574][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.653637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.653663][ T32] r4:00000000 [ 1334.653684][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.653732][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.653754][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.653797][ T32] r5:00001000 r4:ecf8f000 [ 1334.653839][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.653918][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.653965][ T32] r5:85a3578c r4:85a35400 [ 1334.653986][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.654033][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.654055][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.654122][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.654148][ T32] r4:848b5600 [ 1334.654191][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.654276][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.654320][ T32] r4:00000001 [ 1334.654378][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.654439][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.654469][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.654499][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.654540][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.654616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.654661][ T32] r4:847da040 [ 1334.654694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.654724][ T32] INFO: task kworker/1:717:5379 blocked for more than 461 seconds. [ 1334.654781][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.654809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.654830][ T32] task:kworker/1:717 state:D stack:0 pid:5379 tgid:5379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.654895][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.654959][ T32] Call trace: [ 1334.655013][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.655061][ T32] r10:82918888 r9:eb9add84 r8:00000002 r7:60000113 r6:eb9add8c r5:8557c800 [ 1334.655084][ T32] r4:8557c800 [ 1334.655103][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.655164][ T32] r5:8557c800 r4:82918884 [ 1334.655209][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.655250][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.655295][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ade08 [ 1334.655336][ T32] r4:00000000 [ 1334.655382][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.655443][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.655485][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.655530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bebc0 [ 1334.655554][ T32] r4:00000000 [ 1334.655593][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.655641][ T32] r9:83018205 r8:8557c800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1334.655662][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.655703][ T32] r5:00001000 r4:eb7c1000 [ 1334.655722][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.655785][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.655830][ T32] r5:85544b8c r4:85544800 [ 1334.655870][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.655939][ T32] r7:ddde2d80 r6:83018200 r5:85544b8c r4:853bfb00 [ 1334.655976][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.656057][ T32] r10:61c88647 r9:8557c800 r8:853bfb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.656103][ T32] r4:853bfb00 [ 1334.656127][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.656173][ T32] r10:00000000 r9:853bfb00 r8:8027f5e8 r7:eb9a9e60 r6:853bfb80 r5:8557c800 [ 1334.656195][ T32] r4:00000001 [ 1334.656214][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.656249][ T32] Exception stack(0xeb9adfb0 to 0xeb9adff8) [ 1334.656274][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.656303][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.656329][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.656370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.656446][ T32] r4:854b0980 [ 1334.657170][ T32] INFO: task kworker/1:717:5379 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.657207][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1334.657332][ T32] Call trace: ** 2 printk messages dropped ** [ 1334.657513][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.657685][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 5 printk messages dropped ** [ 1334.657931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 7 printk messages dropped ** [ 1334.658219][ T32] r5:00001000 r4:ecf8f000 ** 2 printk messages dropped ** [ 1334.658347][ T32] r5:85a3578c r4:85a35400 ** 5 printk messages dropped ** [ 1334.658619][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1334.658916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1334.659197][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.659470][ T32] r5:8557d400 r4:82918884 ** 2 printk messages dropped ** [ 1334.659616][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 ** 9 printk messages dropped ** [ 1334.660007][ T32] r5:00001000 r4:eb75d000 [ 1334.660047][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.660090][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.660197][ T32] r7:ddde2d80 r6:83018200 r5:8554438c r4:853bfc00 ** 6 printk messages dropped ** [ 1334.660471][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1334.660681][ T32] r4:854b0c00 [ 1334.661029][ T32] INFO: task kworker/1:718:5381 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.661059][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.661127][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.661242][ T32] Call trace: [ 1334.661277][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.661345][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.661408][ T32] r4:00000000 [ 1334.661441][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.661482][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.661511][ T32] 9d20: d8031000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.661550][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.661578][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.661632][ T32] r5:80000113 r4:80239bb0 [ 1334.661676][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.661744][ T32] r4:82ac11e4 [ 1334.661768][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.661818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.661840][ T32] r4:eae89dc0 [ 1334.661870][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.661919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.661942][ T32] r4:00000000 [ 1334.661961][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.662007][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.662027][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.662069][ T32] r5:00001000 r4:ecf8f000 [ 1334.662109][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.662154][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.695707][ T32] r5:85a3578c r4:85a35400 [ 1334.695755][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.695868][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.695943][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.696018][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1334.696311][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 13 printk messages dropped ** [ 1334.697021][ T32] r10:82918888 r9:eb9b5d84 r8:00000002 r7:60000113 r6:eb9b5d8c r5:8557e000 ** 15 printk messages dropped ** [ 1334.697691][ T32] r5:00001000 r4:eb785000 [ 1334.697711][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1334.697855][ T32] r7:ddde2d80 r6:83018200 r5:8554478c r4:853bfd00 ** 10 printk messages dropped ** [ 1334.698304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1334.699567][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 13 printk messages dropped ** [ 1334.700159][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1334.700497][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.700523][ T32] r4:848b5600 [ 1334.700552][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.700603][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.700626][ T32] r4:00000001 [ 1334.700646][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.700683][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.700709][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.700736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.700773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.700828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.700854][ T32] r4:847da040 [ 1334.700892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.700919][ T32] INFO: task kworker/1:720:5385 blocked for more than 461 seconds. [ 1334.700959][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.700994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.701025][ T32] task:kworker/1:720 state:D stack:0 pid:5385 tgid:5385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.701091][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.701145][ T32] Call trace: [ 1334.701188][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.701255][ T32] r10:82918888 r9:eb9b9d84 r8:00000002 r7:60000013 r6:eb9b9d8c r5:8557ec00 [ 1334.701281][ T32] r4:8557ec00 [ 1334.701310][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.701352][ T32] r5:8557ec00 r4:82918884 [ 1334.701380][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.701418][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.701484][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b9e08 [ 1334.701510][ T32] r4:00000000 [ 1334.701529][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.701566][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.701605][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.701681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b0f00 ** 2 printk messages dropped ** [ 1334.701795][ T32] r9:83018205 r8:8557ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 1 printk messages dropped ** [ 1334.701857][ T32] r5:00001000 r4:eb7a9000 ** 3 printk messages dropped ** [ 1334.702035][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1334.718291][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1334.719690][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1334.720518][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1334.721270][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.721777][ T32] r5:00001000 r4:eb7d5000 ** 4 printk messages dropped ** [ 1334.721987][ T32] r7:ddde2d80 r6:83018200 r5:8554578c r4:853bff00 ** 10 printk messages dropped ** [ 1334.735770][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.737095][ T32] r4:00000000 [ 1334.737117][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.737162][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.737193][ T32] 9d20: d9388000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.737222][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.737247][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.737270][ T32] r5:80000113 r4:80239bb0 [ 1334.737318][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.737410][ T32] r4:82ac11e4 [ 1334.737484][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.737541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.737566][ T32] r4:eae89dc0 [ 1334.737586][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.737663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.737690][ T32] r4:00000000 [ 1334.737729][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.737809][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.737837][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.737882][ T32] r5:00001000 r4:ecf8f000 [ 1334.737925][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.737974][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.738030][ T32] r5:85a3578c r4:85a35400 [ 1334.738096][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.738191][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.738217][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.738307][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.738334][ T32] r4:848b5600 [ 1334.738355][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.738410][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.738444][ T32] r4:00000001 [ 1334.738469][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.738517][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.738582][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.739033][ T32] task:kworker/1:722 state:D stack:0 pid:5390 tgid:5390 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1334.739881][ T32] r5:00001000 r4:e0737000 [ 1334.739925][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.740035][ T32] r5:85537f8c r4:85537c00 ** 9 printk messages dropped ** [ 1334.740478][ T32] Exception stack(0xeb9cdfb0 to 0xeb9cdff8) ** 8 printk messages dropped ** [ 1334.741270][ T32] Call trace: ** 8 printk messages dropped ** [ 1334.741591][ T32] r5:80000113 r4:80239bb0 ** 11 printk messages dropped ** [ 1334.742079][ T32] r5:00001000 r4:ecf8f000 ** 10 printk messages dropped ** [ 1334.762984][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.763265][ T32] r4:847da040 ** 9 printk messages dropped ** [ 1334.763620][ T32] r4:85510c00 ** 5 printk messages dropped ** [ 1334.763977][ T32] r4:00000000 [ 1334.764000][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.764068][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.764141][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.764191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508c300 [ 1334.764214][ T32] r4:00000000 [ 1334.764237][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.764315][ T32] r9:83018205 r8:85510c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1334.764406][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.764456][ T32] r5:00001000 r4:eb7e5000 [ 1334.764478][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.764518][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.764561][ T32] r5:85545b8c r4:85545800 [ 1334.764580][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.764672][ T32] r7:ddde2d80 r6:83018200 r5:85545b8c r4:84a89080 [ 1334.764712][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.764761][ T32] r10:61c88647 r9:85510c00 r8:84a890ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.764783][ T32] r4:84a89080 [ 1334.764835][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.764884][ T32] r10:00000000 r9:84a89080 r8:8027f5e8 r7:eb9cde60 r6:854bf100 r5:85510c00 [ 1334.764937][ T32] r4:00000001 [ 1334.764960][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.764998][ T32] Exception stack(0xeb9d1fb0 to 0xeb9d1ff8) [ 1334.765025][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.765054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.765080][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.765108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.765130][ T32] r4:8508c180 [ 1334.765929][ T32] INFO: task kworker/1:723:5391 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.765964][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.766061][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.766106][ T32] Call trace: [ 1334.766203][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.766254][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.766277][ T32] r4:00000000 [ 1334.766297][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.766335][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.766363][ T32] 9d20: d9825000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.766397][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.766422][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.766445][ T32] r5:80000113 r4:80239bb0 [ 1334.766466][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.766509][ T32] r4:82ac11e4 [ 1334.766528][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.766612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 3 printk messages dropped ** [ 1334.766769][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.766997][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.767353][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 7 printk messages dropped ** [ 1334.767763][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1334.768015][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.768242][ T32] r5:85514800 r4:82918884 ** 3 printk messages dropped ** [ 1334.768374][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.768545][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.768714][ T32] r5:00001000 r4:eb7f5000 [ 1334.768737][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.768819][ T32] r5:8554538c r4:85545000 ** 3 printk messages dropped ** [ 1334.768967][ T32] r10:61c88647 r9:85514800 r8:84a8912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.769223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.770031][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.770322][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.770531][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.770808][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1334.771107][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1334.771320][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.771565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1334.771757][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.772122][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.794721][ T32] r9:83018205 r8:85513c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 1 printk messages dropped ** [ 1334.794830][ T32] r5:00001000 r4:eb805000 ** 1 printk messages dropped ** [ 1334.794930][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.795252][ T32] r10:61c88647 r9:85513c00 r8:84a891ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1334.795330][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.795385][ T32] r10:00000000 r9:84a89180 r8:8027f5e8 r7:eb9cde60 r6:854bf200 r5:85513c00 [ 1334.795436][ T32] r4:00000001 [ 1334.795460][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.795499][ T32] Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) [ 1334.795529][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.795557][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.795584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.795618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.795642][ T32] r4:8508c180 [ 1334.796364][ T32] INFO: task kworker/1:725:5395 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.796480][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.796586][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.796636][ T32] Call trace: [ 1334.796709][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.796807][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.796835][ T32] r4:00000000 [ 1334.796856][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.796897][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.796925][ T32] 9d20: d9de1000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.796954][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.796979][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.797034][ T32] r5:80000113 r4:80239bb0 [ 1334.797088][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.797139][ T32] r4:82ac11e4 [ 1334.797160][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.797209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.797232][ T32] r4:eae89dc0 [ 1334.797251][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.797295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.797317][ T32] r4:00000000 [ 1334.797373][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.797426][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.797449][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.797491][ T32] r5:00001000 r4:ecf8f000 [ 1334.797535][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.797644][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.797693][ T32] r5:85a3578c r4:85a35400 [ 1334.797746][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.797802][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.797851][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.797919][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.797961][ T32] r4:848b5600 [ 1334.798016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.798067][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.798121][ T32] r4:00000001 [ 1334.798145][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.798184][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.798227][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.798258][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.798285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.798343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.798373][ T32] r4:847da040 [ 1334.798396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.798424][ T32] INFO: task kworker/1:726:5397 blocked for more than 461 seconds. [ 1334.798457][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.798513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.798538][ T32] task:kworker/1:726 state:D stack:0 pid:5397 tgid:5397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.798656][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.798717][ T32] Call trace: [ 1334.798782][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.798829][ T32] r10:82918888 r9:eb9e5d84 r8:00000002 r7:60000013 r6:eb9e5d8c r5:85515400 [ 1334.798852][ T32] r4:85515400 [ 1334.798902][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.798971][ T32] r5:85515400 r4:82918884 [ 1334.798995][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.799048][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.799096][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e5e08 [ 1334.799119][ T32] r4:00000000 [ 1334.799164][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.799205][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.799275][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.799335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508c4c0 [ 1334.799362][ T32] r4:00000000 [ 1334.799389][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.799434][ T32] r9:83018205 r8:85515400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1334.799455][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.799496][ T32] r5:00001000 r4:eb815000 [ 1334.799551][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.799595][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.799639][ T32] r5:8554678c r4:85546400 [ 1334.799658][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.799702][ T32] r7:ddde2d80 r6:83018200 r5:8554678c r4:84a89200 [ 1334.799724][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.799796][ T32] r10:61c88647 r9:85515400 r8:84a8922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.799834][ T32] r4:84a89200 [ 1334.799856][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.799913][ T32] r10:00000000 r9:84a89200 r8:8027f5e8 r7:eb9cde60 r6:854bf280 r5:85515400 [ 1334.799969][ T32] r4:00000001 [ 1334.799991][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.800045][ T32] Exception stack(0xeb9e5fb0 to 0xeb9e5ff8) [ 1334.800105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.800136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.800194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.800225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.800248][ T32] r4:8508c640 [ 1334.800658][ T32] INFO: task kworker/1:726:5397 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.800693][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.800806][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.800888][ T32] Call trace: [ 1334.800921][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.800969][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.800993][ T32] r4:00000000 [ 1334.801035][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.801091][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 5 printk messages dropped ** [ 1334.801361][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1334.801517][ T32] r4:eae89dc0 ** 5 printk messages dropped ** [ 1334.801762][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.802128][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1334.824770][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 4 printk messages dropped ** [ 1334.824974][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1334.825259][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.825599][ T32] r5:85516c00 r4:82918884 ** 5 printk messages dropped ** [ 1334.825844][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.826160][ T32] r5:00001000 r4:eb825000 [ 1334.826191][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.826280][ T32] r5:8554638c r4:85546000 ** 4 printk messages dropped ** [ 1334.826525][ T32] r4:84a89280 ** 4 printk messages dropped ** [ 1334.826723][ T32] Exception stack(0xeb9edfb0 to 0xeb9edff8) ** 5 printk messages dropped ** [ 1334.827677][ T32] INFO: task kworker/1:727:5399 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 7 printk messages dropped ** [ 1334.828132][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 3 printk messages dropped ** [ 1334.828273][ T32] r5:80000113 r4:80239bb0 [ 1334.828335][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.828393][ T32] r4:82ac11e4 [ 1334.828442][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.828524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.828550][ T32] r4:eae89dc0 [ 1334.828570][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.828616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.828639][ T32] r4:00000000 [ 1334.828658][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.828703][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.828724][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.828767][ T32] r5:00001000 r4:ecf8f000 [ 1334.828787][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.828844][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.828890][ T32] r5:85a3578c r4:85a35400 [ 1334.828942][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.829030][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.829082][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.829131][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.829154][ T32] r4:848b5600 [ 1334.829204][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.829254][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.829277][ T32] r4:00000001 [ 1334.829297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.829332][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.829358][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.829392][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.829418][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.829446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.829468][ T32] r4:847da040 [ 1334.829488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.829604][ T32] INFO: task kworker/1:728:5401 blocked for more than 461 seconds. [ 1334.829637][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.829661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.829701][ T32] task:kworker/1:728 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.829749][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.829790][ T32] Call trace: [ 1334.829878][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.829925][ T32] r10:82918888 r9:eb9f5d84 r8:00000002 r7:60000113 r6:eb9f5d8c r5:85511800 [ 1334.829977][ T32] r4:85511800 [ 1334.830000][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.830041][ T32] r5:85511800 r4:82918884 [ 1334.830060][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.830096][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.830163][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f5e08 [ 1334.830188][ T32] r4:00000000 [ 1334.830209][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.830245][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.830283][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.830326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508c9c0 [ 1334.830376][ T32] r4:00000000 [ 1334.830400][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.830475][ T32] r9:83018205 r8:85511800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1334.830500][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.830542][ T32] r5:00001000 r4:eb835000 [ 1334.830613][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.830669][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.830712][ T32] r5:85546f8c r4:85546c00 [ 1334.830732][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.830801][ T32] r7:ddde2d80 r6:83018200 r5:85546f8c r4:84a89300 [ 1334.830877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.830935][ T32] r10:61c88647 r9:85511800 r8:84a8932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.830958][ T32] r4:84a89300 [ 1334.831011][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.831061][ T32] r10:00000000 r9:84a89300 r8:8027f5e8 r7:eb9cde60 r6:854bf380 r5:85511800 [ 1334.831084][ T32] r4:00000001 [ 1334.831119][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.831157][ T32] Exception stack(0xeb9f5fb0 to 0xeb9f5ff8) [ 1334.831184][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.831245][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.831289][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.831320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1334.831814][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1334.855381][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1334.855929][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1334.856403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.856738][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.857037][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.857501][ T32] r5:00001000 r4:eb845000 [ 1334.857520][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1334.857621][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.858065][ T32] Exception stack(0xeba01fb0 to 0xeba01ff8) ** 1 printk messages dropped ** [ 1334.858124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.858151][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.858213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.858238][ T32] r4:8508c980 [ 1334.859038][ T32] INFO: task kworker/1:729:5404 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.859078][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.859172][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.859270][ T32] Call trace: [ 1334.859336][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.859392][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.859416][ T32] r4:00000000 [ 1334.859436][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.859474][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.859530][ T32] 9d20: dac4e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.859566][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.859618][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.859646][ T32] r5:80000113 r4:80239bb0 [ 1334.859668][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.859717][ T32] r4:82ac11e4 [ 1334.859739][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.859788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.859811][ T32] r4:eae89dc0 [ 1334.859830][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.859875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.859934][ T32] r4:00000000 [ 1334.859957][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.860039][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.860064][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.860192][ T32] r5:00001000 r4:ecf8f000 [ 1334.860257][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.860302][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.860409][ T32] r5:85a3578c r4:85a35400 [ 1334.860434][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.860503][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.860527][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.860584][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.860610][ T32] r4:848b5600 [ 1334.860631][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.860698][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.860765][ T32] r4:00000001 [ 1334.860809][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.860848][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.860876][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.860905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.860931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.860981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.861007][ T32] r4:847da040 [ 1334.861027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.861051][ T32] INFO: task kworker/1:730:5405 blocked for more than 461 seconds. [ 1334.861078][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.861121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.861145][ T32] task:kworker/1:730 state:D stack:0 pid:5405 tgid:5405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.861191][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.861304][ T32] r10:82918888 r9:eba05d84 r8:00000002 r7:60000113 r6:eba05d8c r5:85516000 ** 6 printk messages dropped ** [ 1334.861535][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.861781][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.861969][ T32] r5:00001000 r4:dfad9000 [ 1334.861993][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.862036][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.862090][ T32] r5:85547b8c r4:85547800 [ 1334.862113][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.862159][ T32] r7:ddde2d80 r6:83018200 r5:85547b8c r4:84a89400 ** 5 printk messages dropped ** [ 1334.875226][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.875418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.876579][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.876821][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 5 printk messages dropped ** [ 1334.877174][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1334.877332][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1334.877632][ T32] r5:00001000 r4:ecf8f000 ** 5 printk messages dropped ** [ 1334.877957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.878372][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 6 printk messages dropped ** [ 1334.878812][ T32] INFO: task kworker/1:731:5410 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1334.879292][ T32] r10:82918888 r9:eba11d84 r8:00000002 r7:60000113 r6:eba11d8c r5:8556ec00 ** 3 printk messages dropped ** [ 1334.879485][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.879582][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.879635][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e08 [ 1334.879659][ T32] r4:00000000 [ 1334.879696][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.879736][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.879775][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.879844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bb500 [ 1334.879869][ T32] r4:00000000 [ 1334.879917][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.880027][ T32] r9:83018205 r8:8556ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1334.880057][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.880162][ T32] r5:00001000 r4:ead29000 [ 1334.880224][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.880271][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.880313][ T32] r5:8554778c r4:85547400 [ 1334.880380][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.880462][ T32] r7:ddde2d80 r6:83018200 r5:8554778c r4:84a89480 [ 1334.880500][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.880549][ T32] r10:61c88647 r9:8556ec00 r8:84a894ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.880603][ T32] r4:84a89480 [ 1334.880640][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.880699][ T32] r10:00000000 r9:84a89480 r8:8027f5e8 r7:eb9cde60 r6:854bf500 r5:8556ec00 [ 1334.880737][ T32] r4:00000001 [ 1334.880759][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.880798][ T32] Exception stack(0xeba11fb0 to 0xeba11ff8) [ 1334.880824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.880865][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.880916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.880948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.881007][ T32] r4:8508c7c0 [ 1334.881440][ T32] INFO: task kworker/1:731:5410 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.881475][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.881568][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.881680][ T32] Call trace: [ 1334.881718][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.881796][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.881844][ T32] r4:00000000 [ 1334.881896][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.881938][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.881967][ T32] 9d20: dac4e000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.882043][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.882083][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.882131][ T32] r5:80000113 r4:80239bb0 [ 1334.882193][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.899224][ T32] r4:82ac11e4 [ 1334.899353][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.899479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.899507][ T32] r4:eae89dc0 [ 1334.899528][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.899592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.899622][ T32] r4:00000000 [ 1334.899644][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.899693][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.899714][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.899762][ T32] r5:00001000 r4:ecf8f000 [ 1334.899809][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.899860][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.899904][ T32] r5:85a3578c r4:85a35400 [ 1334.899924][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.899973][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.900015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.900075][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.900101][ T32] r4:848b5600 [ 1334.900122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.900191][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.900216][ T32] r4:00000001 [ 1334.900259][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.900303][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.900371][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.900426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.900477][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.900527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.900567][ T32] r4:847da040 [ 1334.900594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.900653][ T32] INFO: task kworker/1:732:5411 blocked for more than 461 seconds. [ 1334.900726][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.900770][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.900798][ T32] task:kworker/1:732 state:D stack:0 pid:5411 tgid:5411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.900879][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.900937][ T32] Call trace: [ 1334.900977][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.901026][ T32] r10:82918888 r9:eba15d84 r8:00000002 r7:60000113 r6:eba15d8c r5:8495ec00 [ 1334.901049][ T32] r4:8495ec00 [ 1334.901070][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.901151][ T32] r5:8495ec00 r4:82918884 [ 1334.901176][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.901236][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.901285][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 [ 1334.901308][ T32] r4:00000000 [ 1334.901328][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1334.901610][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.901681][ T32] r5:00001000 r4:ead11000 [ 1334.901705][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.901746][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.901788][ T32] r5:8555978c r4:85559400 [ 1334.901808][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.902155][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.915804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.917032][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1334.917375][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1334.917496][ T32] r4:eae89dc0 [ 1334.917516][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.917561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.917586][ T32] r4:00000000 [ 1334.917630][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.917724][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.917755][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.917800][ T32] r5:00001000 r4:ecf8f000 [ 1334.917821][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.917862][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.917904][ T32] r5:85a3578c r4:85a35400 [ 1334.917938][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.917990][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.918046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.918101][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.918125][ T32] r4:848b5600 [ 1334.918145][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.918225][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.918253][ T32] r4:00000001 [ 1334.918275][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.918326][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.918355][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.918431][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.918474][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.918505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.918577][ T32] r4:847da040 [ 1334.918726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.918775][ T32] INFO: task kworker/1:733:5412 blocked for more than 461 seconds. [ 1334.918810][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.918865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.918900][ T32] task:kworker/1:733 state:D stack:0 pid:5412 tgid:5412 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.918950][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.919078][ T32] Call trace: [ 1334.919137][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1334.919186][ T32] r10:82918888 r9:eba1dd84 r8:00000002 r7:60000113 r6:eba1dd8c r5:85570c00 [ 1334.919251][ T32] r4:85570c00 [ 1334.919274][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1334.919344][ T32] r5:85570c00 r4:82918884 [ 1334.919372][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.919412][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.919456][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de08 [ 1334.919511][ T32] r4:00000000 [ 1334.919533][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1334.919576][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1334.919644][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.919712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a93480 [ 1334.919739][ T32] r4:00000000 [ 1334.919759][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.919804][ T32] r9:83018205 r8:85570c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1334.919867][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.919913][ T32] r5:00001000 r4:eb949000 [ 1334.919933][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.919972][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.920014][ T32] r5:85547f8c r4:85547c00 [ 1334.920066][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.920159][ T32] r7:ddde2d80 r6:83018200 r5:85547f8c r4:84a89580 [ 1334.920184][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.920452][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.920600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.921248][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.921296][ T32] Call trace: [ 1334.921336][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.921408][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.921435][ T32] r4:00000000 [ 1334.921475][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.921544][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.921597][ T32] 9d20: db935000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.921631][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.921657][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.921701][ T32] r5:80000113 r4:80239bb0 [ 1334.921731][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.921779][ T32] r4:82ac11e4 [ 1334.921821][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.921898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.921953][ T32] r4:eae89dc0 [ 1334.921982][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.922029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.922077][ T32] r4:00000000 [ 1334.922121][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1334.939364][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1334.939645][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.939807][ T32] r5:00001000 r4:ecf8f000 [ 1334.939882][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.940002][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.940098][ T32] r5:85a3578c r4:85a35400 [ 1334.940147][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.940243][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1334.940314][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.940435][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.940486][ T32] r4:848b5600 [ 1334.940530][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.940634][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1334.940689][ T32] r4:00000001 [ 1334.940817][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.940907][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1334.941048][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.941117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.941176][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.941237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.941283][ T32] r4:847da040 ** 1 printk messages dropped ** [ 1334.941401][ T32] INFO: task kworker/0:406:5413 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.942168][ T32] r4:85571800 ** 3 printk messages dropped ** [ 1334.957443][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.958279][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.958326][ T32] r5:00001000 r4:eaef9000 [ 1334.958418][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.958466][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.958512][ T32] r5:8549478c r4:85494400 [ 1334.958533][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.958987][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.959167][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.960613][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1334.961055][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1334.961163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 10 printk messages dropped ** [ 1334.961954][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1334.987415][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1334.987754][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.988199][ T32] task:kworker/0:407 state:D stack:0 pid:5417 tgid:5417 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.988672][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.989215][ T32] r5:00001000 r4:eb4df000 [ 1334.989294][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1334.989342][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.989399][ T32] r5:85494b8c r4:85494800 [ 1334.989421][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.989469][ T32] r7:dddced80 r6:83018000 r5:85494b8c r4:854bf780 [ 1334.989490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.989538][ T32] r10:61c88647 r9:85572400 r8:854bf7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.989565][ T32] r4:854bf780 [ 1334.989641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.989746][ T32] r10:00000000 r9:854bf780 r8:8027f5e8 r7:eb955e60 r6:854bf800 r5:85572400 [ 1334.989784][ T32] r4:00000001 [ 1334.989804][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.989849][ T32] Exception stack(0xeba19fb0 to 0xeba19ff8) [ 1334.989879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.989907][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.989935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.989964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.989987][ T32] r4:848a4f00 [ 1334.991009][ T32] INFO: task kworker/0:407:5417 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1334.991053][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.991157][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.991206][ T32] Call trace: [ 1334.991254][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1334.991361][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1334.991398][ T32] r4:00000000 [ 1334.991418][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.991458][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1334.991488][ T32] 9d20: dbe2c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1334.991564][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1334.991598][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1334.991623][ T32] r5:80000113 r4:80239bb0 [ 1334.991664][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.991712][ T32] r4:82ac11e4 [ 1334.991760][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.991829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1334.991875][ T32] r4:eae89dc0 [ 1334.991917][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1334.992014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1334.992063][ T32] r4:00000000 [ 1334.992106][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.003438][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.003711][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.003892][ T32] r5:00001000 r4:ecf8f000 [ 1335.003967][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.004065][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.004198][ T32] r5:85a3578c r4:85a35400 [ 1335.004266][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.004371][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1335.004422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.004526][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.004579][ T32] r4:848b5600 [ 1335.004675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.004803][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.004857][ T32] r4:00000001 [ 1335.004903][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.004993][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.005126][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.005197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.005349][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.005427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.005483][ T32] r4:847da040 ** 1 printk messages dropped ** [ 1335.005675][ T32] INFO: task kworker/0:408:5419 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1335.006714][ T32] r10:82918888 r9:eb9c1d84 r8:00000002 r7:60000113 r6:eb9c1d8c r5:85573000 ** 6 printk messages dropped ** [ 1335.007196][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.007493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848a4ac0 ** 4 printk messages dropped ** [ 1335.007862][ T32] r5:00001000 r4:eb51b000 [ 1335.007912][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.008001][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.008299][ T32] r7:dddced80 r6:83018000 r5:85494f8c r4:854bf880 ** 6 printk messages dropped ** [ 1335.008870][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1335.010935][ T32] INFO: task kworker/0:408:5419 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 7 printk messages dropped ** [ 1335.011802][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 5 printk messages dropped ** [ 1335.048004][ T32] r4:82ac11e4 [ 1335.048132][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.048304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.048382][ T32] r4:eae89dc0 [ 1335.048458][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.048570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.048626][ T32] r4:00000000 [ 1335.048675][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.048786][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.048838][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.048966][ T32] r5:00001000 r4:ecf8f000 [ 1335.049026][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.049122][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.049214][ T32] r5:85a3578c r4:85a35400 [ 1335.049267][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.049380][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1335.049461][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.049579][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.049643][ T32] r4:848b5600 [ 1335.049698][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.049817][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.049869][ T32] r4:00000001 [ 1335.049916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.050000][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.050093][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.050169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.050234][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.050304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.050380][ T32] r4:847da040 [ 1335.050460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.050619][ T32] INFO: task kworker/0:409:5420 blocked for more than 461 seconds. [ 1335.050708][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.050782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.050833][ T32] task:kworker/0:409 state:D stack:0 pid:5420 tgid:5420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.050990][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.051101][ T32] Call trace: [ 1335.051201][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.051336][ T32] r10:82918888 r9:eb9ddd84 r8:00000002 r7:60000113 r6:eb9ddd8c r5:85573c00 [ 1335.051398][ T32] r4:85573c00 [ 1335.051448][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.051538][ T32] r5:85573c00 r4:82918884 [ 1335.051591][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.051679][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.051788][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9dde08 [ 1335.051842][ T32] r4:00000000 [ 1335.051892][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.051980][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.052074][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.052240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848a43c0 [ 1335.061579][ T32] r4:00000000 [ 1335.061712][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.061896][ T32] r9:83018005 r8:85573c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1335.061976][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.062105][ T32] r5:00001000 r4:eb577000 [ 1335.062165][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.068568][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.068805][ T32] r5:8549578c r4:85495400 [ 1335.068890][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.069004][ T32] r7:dddced80 r6:83018000 r5:8549578c r4:854bf980 [ 1335.069079][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.069188][ T32] r10:61c88647 r9:85573c00 r8:854bf9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.069245][ T32] r4:854bf980 [ 1335.069330][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.069458][ T32] r10:00000000 r9:854bf980 r8:8027f5e8 r7:eb955e60 r6:854bfa00 r5:85573c00 [ 1335.069544][ T32] r4:00000001 [ 1335.069617][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.069714][ T32] Exception stack(0xeb9ddfb0 to 0xeb9ddff8) [ 1335.069800][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.069874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.069945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.070024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.070082][ T32] r4:848a4440 [ 1335.071667][ T32] INFO: task kworker/0:409:5420 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.071776][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.072003][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.072124][ T32] Call trace: [ 1335.087876][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.088118][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.088181][ T32] r4:00000000 [ 1335.088233][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.088325][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.088406][ T32] 9d20: dc3c7000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.088476][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.088568][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.088634][ T32] r5:80000113 r4:80239bb0 [ 1335.088693][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.088814][ T32] r4:82ac11e4 [ 1335.088894][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.089010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.089081][ T32] r4:eae89dc0 [ 1335.089159][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.089272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.089346][ T32] r4:00000000 [ 1335.089404][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.089845][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.090593][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.091096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1335.091678][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.092413][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.123933][ T32] r5:00001000 r4:eb597000 [ 1335.123977][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.124058][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.124146][ T32] r5:8549538c r4:85495000 [ 1335.124192][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1335.124884][ T32] Exception stack(0xeba25fb0 to 0xeba25ff8) ** 6 printk messages dropped ** [ 1335.126651][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.127858][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1335.128454][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 7 printk messages dropped ** [ 1335.129007][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.129099][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.129162][ T32] r4:848b5600 [ 1335.129215][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.129319][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.129380][ T32] r4:00000001 [ 1335.129423][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.129601][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.129708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.129770][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.129831][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.129897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.129944][ T32] r4:847da040 [ 1335.130000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.130100][ T32] INFO: task kworker/0:411:5425 blocked for more than 461 seconds. [ 1335.130185][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.130270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.130322][ T32] task:kworker/0:411 state:D stack:0 pid:5425 tgid:5425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.130505][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.130662][ T32] Call trace: [ 1335.130727][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.130818][ T32] r10:82918888 r9:eba2dd84 r8:00000002 r7:60000013 r6:eba2dd8c r5:85575400 [ 1335.130868][ T32] r4:85575400 [ 1335.130909][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.130988][ T32] r5:85575400 r4:82918884 [ 1335.131033][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.131113][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.131205][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 [ 1335.131253][ T32] r4:00000000 [ 1335.131330][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.131456][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.131550][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.131640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508cf80 [ 1335.131683][ T32] r4:00000000 [ 1335.131725][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.131812][ T32] r9:83018005 r8:85575400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.131876][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.131969][ T32] r5:00001000 r4:eb5cb000 [ 1335.132012][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.132090][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.132169][ T32] r5:85495b8c r4:85495800 [ 1335.152910][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.153142][ T32] r7:dddced80 r6:83018000 r5:85495b8c r4:854bfb80 [ 1335.153191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.153283][ T32] r10:61c88647 r9:85575400 r8:854bfbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.153327][ T32] r4:854bfb80 [ 1335.153375][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.153495][ T32] r10:00000000 r9:854bfb80 r8:8027f5e8 r7:eb955e60 r6:854bfc00 r5:85575400 [ 1335.153557][ T32] r4:00000001 [ 1335.153613][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.153757][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1335.153826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.153884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.153938][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.153996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.154040][ T32] r4:848a42c0 [ 1335.155410][ T32] INFO: task kworker/0:411:5425 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.155511][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.155787][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.155891][ T32] Call trace: [ 1335.155979][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.156080][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.156154][ T32] r4:00000000 [ 1335.156205][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.156299][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 2 printk messages dropped ** [ 1335.156515][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1335.157107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 6 printk messages dropped ** [ 1335.157685][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.158281][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 7 printk messages dropped ** [ 1335.158816][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1335.159177][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.159488][ T32] r4:85576000 ** 4 printk messages dropped ** [ 1335.159904][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba31e08 ** 9 printk messages dropped ** [ 1335.160749][ T32] r5:00001000 r4:eb5f7000 [ 1335.160791][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.160888][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.160984][ T32] r5:8549638c r4:85496000 [ 1335.161072][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.161181][ T32] r7:dddced80 r6:83018000 r5:8549638c r4:854bfc80 [ 1335.161261][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.161420][ T32] r10:61c88647 r9:85576000 r8:854bfcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.161482][ T32] r4:854bfc80 [ 1335.161523][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.161612][ T32] r10:00000000 r9:854bfc80 r8:8027f5e8 r7:eb955e60 r6:854bfd00 r5:85576000 [ 1335.161657][ T32] r4:00000001 [ 1335.161714][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.161808][ T32] Exception stack(0xeba31fb0 to 0xeba31ff8) [ 1335.161877][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.161945][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.162010][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.162077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.162218][ T32] r4:853ad080 [ 1335.187582][ T32] INFO: task kworker/0:412:5426 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.187707][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.187844][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.187994][ T32] Call trace: [ 1335.188067][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.188170][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.188218][ T32] r4:00000000 [ 1335.188260][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.188376][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.188447][ T32] 9d20: dca99000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.188530][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.188594][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.188648][ T32] r5:80000113 r4:80239bb0 [ 1335.188693][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.188801][ T32] r4:82ac11e4 [ 1335.188857][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.188951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 8 printk messages dropped ** [ 1335.189520][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1335.190122][ T32] r4:848b5600 ** 2 printk messages dropped ** [ 1335.190315][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.190690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.191154][ T32] task:kworker/0:413 state:D stack:0 pid:5429 tgid:5429 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.191896][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.207975][ T32] r5:00001000 r4:eb609000 [ 1335.208081][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.208195][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.208296][ T32] r5:85495f8c r4:85495c00 [ 1335.208358][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.208488][ T32] r7:dddced80 r6:83018000 r5:85495f8c r4:854bfd80 [ 1335.208540][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.208634][ T32] r10:61c88647 r9:85576c00 r8:854bfdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.208703][ T32] r4:854bfd80 [ 1335.208749][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.208853][ T32] r10:00000000 r9:854bfd80 r8:8027f5e8 r7:eb955e60 r6:854bfe00 r5:85576c00 [ 1335.208904][ T32] r4:00000001 [ 1335.208946][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.209035][ T32] Exception stack(0xeba35fb0 to 0xeba35ff8) [ 1335.209133][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.209199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.209254][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.209323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.209378][ T32] r4:853ad4c0 [ 1335.210670][ T32] INFO: task kworker/0:413:5429 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.210748][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.210897][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.210994][ T32] Call trace: [ 1335.211101][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.211210][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.211258][ T32] r4:00000000 [ 1335.211299][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.211403][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.211488][ T32] 9d20: dcb43000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.211578][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.211640][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.211690][ T32] r5:80000113 r4:80239bb0 [ 1335.211733][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.211819][ T32] r4:82ac11e4 [ 1335.211861][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.211953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.212015][ T32] r4:eae89dc0 [ 1335.212058][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.212226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.227703][ T32] r4:00000000 [ 1335.227804][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.227944][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.227993][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.228095][ T32] r5:00001000 r4:ecf8f000 [ 1335.228173][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.228255][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.228353][ T32] r5:85a3578c r4:85a35400 [ 1335.228451][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.228556][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1335.228602][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.228696][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.228762][ T32] r4:848b5600 [ 1335.228832][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.228933][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.228994][ T32] r4:00000001 [ 1335.229109][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.229193][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.229250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.229324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.229401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.229459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.229521][ T32] r4:847da040 [ 1335.229587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.229648][ T32] INFO: task kworker/0:414:5431 blocked for more than 461 seconds. [ 1335.229711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.229771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.229814][ T32] task:kworker/0:414 state:D stack:0 pid:5431 tgid:5431 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1335.230254][ T32] r4:85570000 ** 4 printk messages dropped ** [ 1335.230657][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba29e08 ** 7 printk messages dropped ** [ 1335.231148][ T32] r9:83018005 r8:85570000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 ** 1 printk messages dropped ** [ 1335.231265][ T32] r5:00001000 r4:eb62b000 [ 1335.231306][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.231391][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.252950][ T32] Exception stack(0xeba29fb0 to 0xeba29ff8) [ 1335.253082][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.253157][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.253213][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.253276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.253320][ T32] r4:853ad240 [ 1335.254724][ T32] INFO: task kworker/0:414:5431 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.254801][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.255032][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.255162][ T32] Call trace: ** 1 printk messages dropped ** [ 1335.255324][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1335.256036][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.256268][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1335.256760][ T32] r5:00001000 r4:ecf8f000 ** 5 printk messages dropped ** [ 1335.257234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1335.257844][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 6 printk messages dropped ** [ 1335.258432][ T32] INFO: task kworker/0:415:5433 blocked for more than 461 seconds. ** 4 printk messages dropped ** [ 1335.258818][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.259243][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.259909][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.260204][ T32] r5:00001000 r4:eb8c7000 [ 1335.260244][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.260352][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.260452][ T32] r5:8549738c r4:85497000 [ 1335.260511][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.260788][ T32] r4:854bff80 ** 6 printk messages dropped ** [ 1335.261210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.283386][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.283913][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 6 printk messages dropped ** [ 1335.284183][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1335.284664][ T32] r5:00001000 r4:ecf8f000 ** 3 printk messages dropped ** [ 1335.284889][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1335.285224][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.285360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.285809][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.286324][ T32] r5:85518c00 r4:82918884 ** 5 printk messages dropped ** [ 1335.286779][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.287328][ T32] r5:00001000 r4:eb911000 [ 1335.287401][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.287532][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.287625][ T32] r5:8549678c r4:85496400 [ 1335.287677][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.287772][ T32] r7:dddced80 r6:83018000 r5:8549678c r4:84a90080 [ 1335.287821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.287924][ T32] r10:61c88647 r9:85518c00 r8:84a900ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.287950][ T32] r4:84a90080 [ 1335.287970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.288016][ T32] r10:00000000 r9:84a90080 r8:8027f5e8 r7:eba3de60 r6:84a90100 r5:85518c00 [ 1335.288038][ T32] r4:00000001 [ 1335.288057][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.288094][ T32] Exception stack(0xeba39fb0 to 0xeba39ff8) [ 1335.288119][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.288147][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.288173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.288201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.288223][ T32] r4:853ad880 [ 1335.289219][ T32] INFO: task kworker/0:416:5435 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.289332][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.289443][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.289493][ T32] Call trace: [ 1335.289638][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.289701][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.289726][ T32] r4:00000000 [ 1335.289767][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.289834][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.289866][ T32] 9d20: dd253000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.289946][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.289975][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.290072][ T32] r5:80000113 r4:80239bb0 [ 1335.290104][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.290149][ T32] r4:82ac11e4 [ 1335.290241][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.290294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.290373][ T32] r4:eae89dc0 [ 1335.290401][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.290449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.290472][ T32] r4:00000000 [ 1335.290492][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.290538][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.290594][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.290666][ T32] r5:00001000 r4:ecf8f000 [ 1335.290696][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.290742][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.290789][ T32] r5:85a3578c r4:85a35400 [ 1335.290810][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.290856][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1335.290876][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.290994][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.291073][ T32] r4:848b5600 [ 1335.291133][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.291212][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.291428][ T32] r4:00000001 [ 1335.291453][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.291549][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.291579][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.291609][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.291636][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.291681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.291711][ T32] r4:847da040 [ 1335.291747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.291850][ T32] INFO: task kworker/0:417:5437 blocked for more than 461 seconds. [ 1335.291883][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.291906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.291925][ T32] task:kworker/0:417 state:D stack:0 pid:5437 tgid:5437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.291967][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.292008][ T32] Call trace: [ 1335.292062][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.292202][ T32] r10:82918888 r9:eba41d84 r8:00000002 r7:60000113 r6:eba41d8c r5:8551a400 [ 1335.315489][ T32] r4:8551a400 [ 1335.315572][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.315678][ T32] r5:8551a400 r4:82918884 [ 1335.315770][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.315831][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.315880][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 [ 1335.315977][ T32] r4:00000000 [ 1335.316001][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.316056][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.316131][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.316218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853adb80 [ 1335.316259][ T32] r4:00000000 [ 1335.316304][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.316360][ T32] r9:83018005 r8:8551a400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1335.316437][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.316532][ T32] r5:00001000 r4:eb95d000 [ 1335.316569][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.316664][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.316778][ T32] r5:85497b8c r4:85497800 [ 1335.316839][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1335.317475][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1335.318676][ T32] INFO: task kworker/0:417:5437 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 9 printk messages dropped ** [ 1335.319190][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 9 printk messages dropped ** [ 1335.319640][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.319798][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1335.320083][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.320382][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.320617][ T32] task:kworker/1:734 state:D stack:0 pid:5438 tgid:5438 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.321050][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.321537][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.321579][ T32] r5:00001000 r4:eb843000 [ 1335.321599][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.321755][ T32] r7:ddde2d80 r6:83018200 r5:8555838c r4:84a89600 ** 7 printk messages dropped ** [ 1335.322091][ T32] Exception stack(0xeba45fb0 to 0xeba45ff8) ** 2 printk messages dropped ** [ 1335.322243][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.340380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.340432][ T32] r4:84a93440 [ 1335.341186][ T32] INFO: task kworker/1:734:5438 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.341223][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.341327][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.341407][ T32] Call trace: [ 1335.341556][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.341674][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.341711][ T32] r4:00000000 [ 1335.341733][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.341776][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.341807][ T32] 9d20: dd881000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.341842][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.341903][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.341954][ T32] r5:80000113 r4:80239bb0 [ 1335.341978][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.342028][ T32] r4:82ac11e4 [ 1335.342051][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.342100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.342122][ T32] r4:eae89dc0 [ 1335.342160][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.346782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.346851][ T32] r4:00000000 [ 1335.346878][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.346942][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.346981][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.347034][ T32] r5:00001000 r4:ecf8f000 [ 1335.347055][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.347094][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.347139][ T32] r5:85a3578c r4:85a35400 [ 1335.347159][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.347207][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1335.347242][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.347319][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.347343][ T32] r4:848b5600 [ 1335.347382][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.347436][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.347460][ T32] r4:00000001 [ 1335.347479][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.347516][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.347545][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.347573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.347599][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.347629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.347651][ T32] r4:847da040 [ 1335.347681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.347713][ T32] INFO: task kworker/0:418:5440 blocked for more than 461 seconds. [ 1335.347755][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.347781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.347802][ T32] task:kworker/0:418 state:D stack:0 pid:5440 tgid:5440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.347870][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.347920][ T32] Call trace: [ 1335.347968][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.348020][ T32] r10:82918888 r9:eba51d84 r8:00000002 r7:60000113 r6:eba51d8c r5:85581800 [ 1335.348043][ T32] r4:85581800 [ 1335.348064][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.348104][ T32] r5:85581800 r4:82918884 [ 1335.348125][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.348178][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.348226][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba51e08 [ 1335.348249][ T32] r4:00000000 [ 1335.348269][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.348306][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.348346][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.348390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848a4340 [ 1335.348412][ T32] r4:00000000 [ 1335.348431][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.348535][ T32] r9:83018005 r8:85581800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1335.348562][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.348606][ T32] r5:00001000 r4:eba89000 [ 1335.348626][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.348679][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.348726][ T32] r5:854a078c r4:854a0400 [ 1335.348747][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.348807][ T32] r7:dddced80 r6:83018000 r5:854a078c r4:84a90280 [ 1335.348832][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.349041][ T32] r10:61c88647 r9:85581800 r8:84a902ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.349068][ T32] r4:84a90280 [ 1335.349091][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.349138][ T32] r10:00000000 r9:84a90280 r8:8027f5e8 r7:eba41e60 r6:84a89700 r5:85581800 [ 1335.349162][ T32] r4:00000001 [ 1335.349182][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.349217][ T32] Exception stack(0xeba51fb0 to 0xeba51ff8) [ 1335.349244][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.349272][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.349314][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.349347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.349369][ T32] r4:853adc00 [ 1335.350101][ T32] INFO: task kworker/0:418:5440 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.350133][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1335.350350][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.350517][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.350730][ T32] r4:eae89dc0 ** 6 printk messages dropped ** [ 1335.350945][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1335.351180][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.351418][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 6 printk messages dropped ** [ 1335.351687][ T32] INFO: task kworker/0:419:5442 blocked for more than 461 seconds. ** 4 printk messages dropped ** [ 1335.351947][ T32] Call trace: ** 2 printk messages dropped ** [ 1335.352156][ T32] r4:85584800 ** 4 printk messages dropped ** [ 1335.369905][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba5de08 ** 9 printk messages dropped ** [ 1335.370495][ T32] r5:00001000 r4:eba59000 [ 1335.370521][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.370584][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.370916][ T32] r10:61c88647 r9:85584800 r8:84a9032c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.371257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.372081][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.372149][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.378470][ T32] Call trace: [ 1335.378517][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.378636][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.378665][ T32] r4:00000000 [ 1335.378714][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.378762][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.378809][ T32] 9d20: ddb15000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.378970][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.379000][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.379025][ T32] r5:80000113 r4:80239bb0 [ 1335.379194][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.379263][ T32] r4:82ac11e4 [ 1335.379295][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.379346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.379368][ T32] r4:eae89dc0 [ 1335.379389][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.379434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.379458][ T32] r4:00000000 [ 1335.379477][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.379526][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.379590][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.379641][ T32] r5:00001000 r4:ecf8f000 [ 1335.379677][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.379723][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.379768][ T32] r5:85a3578c r4:85a35400 [ 1335.379789][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.379835][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1335.379857][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.380002][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.380114][ T32] r4:848b5600 [ 1335.380224][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.380277][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.380301][ T32] r4:00000001 [ 1335.380321][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.380379][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.380405][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.380434][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.380463][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.380553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.380579][ T32] r4:847da040 [ 1335.380603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.380644][ T32] INFO: task kworker/0:420:5444 blocked for more than 461 seconds. [ 1335.380697][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.380749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.380774][ T32] task:kworker/0:420 state:D stack:0 pid:5444 tgid:5444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.380826][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.380889][ T32] Call trace: [ 1335.380919][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.380965][ T32] r10:82918888 r9:eba69d84 r8:00000002 r7:60000113 r6:eba69d8c r5:85583c00 [ 1335.380988][ T32] r4:85583c00 [ 1335.381007][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.381049][ T32] r5:85583c00 r4:82918884 [ 1335.381070][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.381110][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.381154][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 [ 1335.381177][ T32] r4:00000000 [ 1335.381197][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.381233][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.381316][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.381373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ade40 [ 1335.381395][ T32] r4:00000000 [ 1335.381415][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.381458][ T32] r9:83018005 r8:85583c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1335.381480][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.381521][ T32] r5:00001000 r4:eba6d000 [ 1335.381542][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.381598][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.381647][ T32] r5:8549778c r4:85497400 [ 1335.381720][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.381771][ T32] r7:dddced80 r6:83018000 r5:8549778c r4:84a90380 [ 1335.381792][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.381838][ T32] r10:61c88647 r9:85583c00 r8:84a903ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1335.381915][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1335.396468][ T32] INFO: task kworker/0:420:5444 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 7 printk messages dropped ** [ 1335.396965][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 6 printk messages dropped ** [ 1335.397271][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1335.398028][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1335.398172][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.398468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.398855][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.399264][ T32] r5:85586c00 r4:82918884 ** 3 printk messages dropped ** [ 1335.399479][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.399593][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1335.399950][ T32] r5:00001000 r4:eba7d000 [ 1335.399999][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.400042][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.400362][ T32] r10:61c88647 r9:85586c00 r8:84a9042c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.400895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.401730][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.426341][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 6 printk messages dropped ** [ 1335.426892][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.427012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.427135][ T32] r4:eae89dc0 [ 1335.427239][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.427290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.427314][ T32] r4:00000000 [ 1335.427335][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.427448][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.427475][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.427524][ T32] r5:00001000 r4:ecf8f000 [ 1335.427558][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.427610][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.427654][ T32] r5:85a3578c r4:85a35400 [ 1335.427680][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.427729][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1335.427751][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.427920][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.428091][ T32] r4:848b5600 [ 1335.428279][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.428348][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.428401][ T32] r4:00000001 [ 1335.428426][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.428490][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.428521][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.428551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.428578][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.428607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.428629][ T32] r4:847da040 [ 1335.428678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.428714][ T32] INFO: task kworker/0:422:5448 blocked for more than 461 seconds. [ 1335.428748][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.428811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.428874][ T32] task:kworker/0:422 state:D stack:0 pid:5448 tgid:5448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.428942][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.428989][ T32] Call trace: [ 1335.429021][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.429069][ T32] r10:82918888 r9:eba8dd84 r8:00000002 r7:60000113 r6:eba8dd8c r5:85586000 [ 1335.429116][ T32] r4:85586000 [ 1335.429140][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.429182][ T32] r5:85586000 r4:82918884 [ 1335.429228][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.429272][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.429319][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba8de08 [ 1335.429342][ T32] r4:00000000 [ 1335.429362][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.429399][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.429437][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.429482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.429504][ T32] r4:00000000 [ 1335.429524][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.429624][ T32] r9:83018005 r8:85586000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1335.429651][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.429824][ T32] r5:00001000 r4:eba99000 [ 1335.429848][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.429890][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.429933][ T32] r5:854a038c r4:854a0000 [ 1335.429956][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.430014][ T32] r7:dddced80 r6:83018000 r5:854a038c r4:84a90480 [ 1335.430040][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.430087][ T32] r10:61c88647 r9:85586000 r8:84a904ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.430111][ T32] r4:84a90480 [ 1335.430131][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.430179][ T32] r10:00000000 r9:84a90480 r8:8027f5e8 r7:eba51e60 r6:84a89900 r5:85586000 [ 1335.430212][ T32] r4:00000001 [ 1335.430280][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.430385][ T32] Exception stack(0xeba8dfb0 to 0xeba8dff8) [ 1335.430423][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.430451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.430479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.430507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.430529][ T32] r4:853ade80 [ 1335.431349][ T32] INFO: task kworker/0:422:5448 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.431488][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.431588][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.431677][ T32] Call trace: [ 1335.431713][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.431762][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.431906][ T32] r4:00000000 [ 1335.431945][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.432048][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.432081][ T32] 9d20: de24a000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.432120][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.432229][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.442847][ T32] r5:80000113 r4:80239bb0 [ 1335.442896][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.442964][ T32] r4:82ac11e4 [ 1335.442989][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.443041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.443091][ T32] r4:eae89dc0 [ 1335.443117][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.443165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.443190][ T32] r4:00000000 [ 1335.443210][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.443278][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.443329][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1335.443683][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1335.443865][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.444034][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.444062][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.444091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.444114][ T32] r4:847da040 [ 1335.444137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.444166][ T32] INFO: task kworker/0:423:5450 blocked for more than 461 seconds. [ 1335.444200][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.444225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.444246][ T32] task:kworker/0:423 state:D stack:0 pid:5450 tgid:5450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.444305][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.444382][ T32] Call trace: [ 1335.444459][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.444511][ T32] r10:82918888 r9:eba9dd84 r8:00000002 r7:60000113 r6:eba9dd8c r5:85585400 [ 1335.444534][ T32] r4:85585400 [ 1335.444555][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.444594][ T32] r5:85585400 r4:82918884 [ 1335.444627][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.444675][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.444743][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba9de08 [ 1335.444769][ T32] r4:00000000 [ 1335.444789][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.444851][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.444894][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.444962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4600 [ 1335.445069][ T32] r4:00000000 [ 1335.445092][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.445138][ T32] r9:83018005 r8:85585400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1335.445161][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.445269][ T32] r5:00001000 r4:ebad9000 [ 1335.445294][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.445336][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.445378][ T32] r5:854a1b8c r4:854a1800 [ 1335.445399][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.445442][ T32] r7:dddced80 r6:83018000 r5:854a1b8c r4:84a90500 [ 1335.445464][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.445509][ T32] r10:61c88647 r9:85585400 r8:84a9052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.445532][ T32] r4:84a90500 [ 1335.445552][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.445595][ T32] r10:00000000 r9:84a90500 r8:8027f5e8 r7:eba8de60 r6:84a89980 r5:85585400 [ 1335.445646][ T32] r4:00000001 [ 1335.445765][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.445807][ T32] Exception stack(0xeba9dfb0 to 0xeba9dff8) [ 1335.445835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.445864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.446009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1335.446987][ T32] INFO: task kworker/0:423:5450 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 1 printk messages dropped ** [ 1335.447089][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.447136][ T32] Call trace: [ 1335.447166][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.447241][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.447271][ T32] r4:00000000 [ 1335.447292][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.447331][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.447383][ T32] 9d20: de2af000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.447521][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.447552][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.447577][ T32] r5:80000113 r4:80239bb0 [ 1335.447599][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.447690][ T32] r4:82ac11e4 [ 1335.447715][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.447765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.447814][ T32] r4:eae89dc0 [ 1335.447857][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.447907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.447930][ T32] r4:00000000 [ 1335.447964][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.448014][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.448036][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.448105][ T32] r5:00001000 r4:ecf8f000 [ 1335.448130][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.448222][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.448270][ T32] r5:85a3578c r4:85a35400 [ 1335.448292][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.448338][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1335.448360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.448405][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.448505][ T32] r4:848b5600 [ 1335.448528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.448576][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.448599][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1335.448673][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 7 printk messages dropped ** [ 1335.449108][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1335.449551][ T32] r10:82918888 r9:ebab1d84 r8:00000002 r7:60000013 r6:ebab1d8c r5:85583000 ** 6 printk messages dropped ** [ 1335.449919][ T32] r4:00000000 [ 1335.450074][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.450120][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.450161][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.450258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4140 [ 1335.450303][ T32] r4:00000000 [ 1335.450333][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.450379][ T32] r9:83018005 r8:85583000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1335.450512][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.450584][ T32] r5:00001000 r4:ebaa9000 [ 1335.450684][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.450736][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.450781][ T32] r5:854a0b8c r4:854a0800 [ 1335.450801][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.450893][ T32] r7:dddced80 r6:83018000 r5:854a0b8c r4:84a90580 [ 1335.450918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.451066][ T32] r10:61c88647 r9:85583000 r8:84a905ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.451093][ T32] r4:84a90580 [ 1335.451162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.451384][ T32] r10:00000000 r9:84a90580 r8:8027f5e8 r7:eba9de60 r6:84a89a00 r5:85583000 [ 1335.451411][ T32] r4:00000001 [ 1335.451456][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.451496][ T32] Exception stack(0xebab1fb0 to 0xebab1ff8) [ 1335.451522][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.451557][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.451661][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.451726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.451778][ T32] r4:84be4280 [ 1335.452135][ T32] INFO: task kworker/0:424:5452 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.452331][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.475088][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.475433][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 5 printk messages dropped ** [ 1335.475644][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.476008][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.476247][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1335.476720][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1335.477026][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.477419][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1335.477825][ T32] r4:85588c00 ** 3 printk messages dropped ** [ 1335.478161][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.478594][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.478645][ T32] r5:00001000 r4:ebab9000 [ 1335.478693][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.478939][ T32] r7:dddced80 r6:83018000 r5:854a0f8c r4:84a90600 ** 6 printk messages dropped ** [ 1335.479273][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1335.479536][ T32] r4:84be4280 ** 1 printk messages dropped ** [ 1335.480322][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.480877][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.481120][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.481314][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1335.481834][ T32] r4:848b5600 ** 2 printk messages dropped ** [ 1335.482005][ T32] r4:00000001 [ 1335.482032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.482069][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.482097][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.482125][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.482179][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.507468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.507661][ T32] r4:847da040 [ 1335.507716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.507814][ T32] INFO: task kworker/0:426:5456 blocked for more than 461 seconds. [ 1335.507895][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.507954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.508004][ T32] task:kworker/0:426 state:D stack:0 pid:5456 tgid:5456 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.508120][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.508268][ T32] Call trace: [ 1335.508365][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.508474][ T32] r10:82918888 r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:85588000 [ 1335.508528][ T32] r4:85588000 [ 1335.508576][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.508655][ T32] r5:85588000 r4:82918884 [ 1335.508715][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.508818][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.508920][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 [ 1335.508985][ T32] r4:00000000 [ 1335.509029][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.509108][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.509204][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.509329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4400 [ 1335.509411][ T32] r4:00000000 [ 1335.509482][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.509594][ T32] r9:83018005 r8:85588000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1335.509646][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.509745][ T32] r5:00001000 r4:ebac9000 [ 1335.509792][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.509875][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.509965][ T32] r5:854a138c r4:854a1000 [ 1335.510012][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.510135][ T32] r7:dddced80 r6:83018000 r5:854a138c r4:84a90680 [ 1335.510246][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.510386][ T32] r10:61c88647 r9:85588000 r8:84a906ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.510465][ T32] r4:84a90680 [ 1335.510586][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.510705][ T32] r10:00000000 r9:84a90680 r8:8027f5e8 r7:eba9de60 r6:84a89b00 r5:85588000 [ 1335.510757][ T32] r4:00000001 [ 1335.510801][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.510881][ T32] Exception stack(0xebad1fb0 to 0xebad1ff8) [ 1335.510946][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.511010][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.511092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.511164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.511232][ T32] r4:84be42c0 [ 1335.526185][ T32] INFO: task kworker/0:426:5456 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.526470][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.526660][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.526795][ T32] Call trace: [ 1335.526916][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.527025][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.527079][ T32] r4:00000000 [ 1335.527126][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.527209][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.527296][ T32] 9d20: deae4000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.527383][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.527444][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.527524][ T32] r5:80000113 r4:80239bb0 [ 1335.527577][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.527684][ T32] r4:82ac11e4 [ 1335.527732][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.527835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.527887][ T32] r4:eae89dc0 [ 1335.527936][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.528037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.528094][ T32] r4:00000000 [ 1335.528198][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.528322][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.528397][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.528507][ T32] r5:00001000 r4:ecf8f000 [ 1335.528559][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.528644][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.528763][ T32] r5:85a3578c r4:85a35400 [ 1335.528817][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.528923][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1335.528976][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.529084][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.529157][ T32] r4:848b5600 [ 1335.529235][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.529346][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.529399][ T32] r4:00000001 [ 1335.529447][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.529527][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.529591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.529657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.529729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.529841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.529903][ T32] r4:847da040 [ 1335.529956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.530068][ T32] INFO: task kworker/0:427:5458 blocked for more than 462 seconds. [ 1335.530138][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.530188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.530247][ T32] task:kworker/0:427 state:D stack:0 pid:5458 tgid:5458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.530358][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.530446][ T32] Call trace: [ 1335.530532][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.530677][ T32] r10:82918888 r9:ebaddd84 r8:00000002 r7:60000113 r6:ebaddd8c r5:8558b000 [ 1335.530728][ T32] r4:8558b000 [ 1335.530788][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.530868][ T32] r5:8558b000 r4:82918884 [ 1335.530909][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.531259][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.531778][ T32] r5:00001000 r4:dff7d000 [ 1335.531838][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.531936][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.532038][ T32] r5:854a2b8c r4:854a2800 [ 1335.532083][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.554969][ T32] r10:61c88647 r9:8558b000 r8:84a9072c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1335.555725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 1 printk messages dropped ** [ 1335.556490][ T32] INFO: task kworker/0:427:5458 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.556546][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.556689][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.556746][ T32] Call trace: [ 1335.556790][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.556856][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.556884][ T32] r4:00000000 [ 1335.556904][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.556944][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.556974][ T32] 9d20: ded9d000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.557041][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.557071][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.557096][ T32] r5:80000113 r4:80239bb0 [ 1335.557141][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.557192][ T32] r4:82ac11e4 [ 1335.557213][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.557260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.557283][ T32] r4:eae89dc0 [ 1335.557303][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.557347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.557370][ T32] r4:00000000 [ 1335.557447][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.557499][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.557547][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.557596][ T32] r5:00001000 r4:ecf8f000 [ 1335.557629][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.557678][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.557735][ T32] r5:85a3578c r4:85a35400 [ 1335.557759][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.557806][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1335.557827][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.557873][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.557896][ T32] r4:848b5600 [ 1335.557915][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.557960][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.557993][ T32] r4:00000001 [ 1335.558017][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.558225][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.558255][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.558283][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.558309][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.558338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.558361][ T32] r4:847da040 [ 1335.558382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.558412][ T32] INFO: task kworker/0:428:5460 blocked for more than 462 seconds. [ 1335.558459][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.558491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1335.558614][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.558826][ T32] r5:8558a400 r4:82918884 ** 5 printk messages dropped ** [ 1335.559055][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.559346][ T32] r5:00001000 r4:ebae9000 [ 1335.559373][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.559420][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.559469][ T32] r5:854a178c r4:854a1400 [ 1335.559539][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.559768][ T32] r4:84a90780 ** 6 printk messages dropped ** [ 1335.560005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.560812][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.561001][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 5 printk messages dropped ** [ 1335.561205][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.561499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 5 printk messages dropped ** [ 1335.561876][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1335.580308][ T32] r4:848b5600 ** 4 printk messages dropped ** [ 1335.580682][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 4 printk messages dropped ** [ 1335.581027][ T32] r4:847da040 ** 4 printk messages dropped ** [ 1335.581342][ T32] task:kworker/0:429 state:D stack:0 pid:5462 tgid:5462 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.582263][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 [ 1335.596746][ T32] r4:00000000 [ 1335.596793][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.596856][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.596923][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.596987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be46c0 [ 1335.597011][ T32] r4:00000000 [ 1335.597044][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.597099][ T32] r9:83018005 r8:85589800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1335.597171][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.597222][ T32] r5:00001000 r4:ebaf9000 [ 1335.597267][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.597313][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.597385][ T32] r5:854a1f8c r4:854a1c00 [ 1335.597415][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.597481][ T32] r7:dddced80 r6:83018000 r5:854a1f8c r4:84a90800 [ 1335.597534][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.597586][ T32] r10:61c88647 r9:85589800 r8:84a9082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.597609][ T32] r4:84a90800 [ 1335.597630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.597681][ T32] r10:00000000 r9:84a90800 r8:8027f5e8 r7:ebadde60 r6:84a89c80 r5:85589800 [ 1335.597704][ T32] r4:00000001 [ 1335.597724][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.597763][ T32] Exception stack(0xebb01fb0 to 0xebb01ff8) [ 1335.597793][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.598042][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.598146][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.598179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.598252][ T32] r4:84be4740 [ 1335.599005][ T32] INFO: task kworker/0:429:5462 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.599189][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.599285][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.599359][ T32] Call trace: [ 1335.599394][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.599462][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.599490][ T32] r4:00000000 [ 1335.599509][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.599549][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.599578][ T32] 9d20: df139000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.599606][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.599633][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.599722][ T32] r5:80000113 r4:80239bb0 [ 1335.599749][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.599820][ T32] r4:82ac11e4 [ 1335.599921][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.599977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.600024][ T32] r4:eae89dc0 [ 1335.600048][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.600094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.600117][ T32] r4:00000000 [ 1335.600215][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.600284][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.600309][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.600376][ T32] r5:00001000 r4:ecf8f000 [ 1335.600466][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.600536][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.600583][ T32] r5:85a3578c r4:85a35400 [ 1335.600628][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.600690][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1335.600712][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.600854][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.600955][ T32] r4:848b5600 [ 1335.600977][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.601025][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.601074][ T32] r4:00000001 [ 1335.601100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.601139][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.601165][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.601218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.601250][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.601284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.601307][ T32] r4:847da040 [ 1335.601387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1335.601455][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1335.602016][ T32] r10:82918888 r9:eba49d84 r8:00000002 r7:60000013 r6:eba49d8c r5:85519800 ** 6 printk messages dropped ** [ 1335.612982][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.613289][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.613460][ T32] r5:00001000 r4:ebb09000 [ 1335.613480][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.613638][ T32] r5:854a238c r4:854a2000 ** 3 printk messages dropped ** [ 1335.613845][ T32] r10:61c88647 r9:85519800 r8:84a908ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.614267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.615361][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.615822][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 8 printk messages dropped ** [ 1335.616246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1335.616754][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1335.617547][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1335.617881][ T32] r4:8551b000 [ 1335.617901][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.617954][ T32] r5:8551b000 r4:82918884 [ 1335.617995][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.618063][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.618150][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb05e08 [ 1335.618200][ T32] r4:00000000 [ 1335.618245][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.618289][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.618329][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.618375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4ac0 [ 1335.618441][ T32] r4:00000000 [ 1335.618466][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.618548][ T32] r9:83018005 r8:8551b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1335.618592][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.618685][ T32] r5:00001000 r4:ebb15000 [ 1335.618729][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.618823][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.618918][ T32] r5:854a278c r4:854a2400 [ 1335.618964][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.619017][ T32] r7:dddced80 r6:83018000 r5:854a278c r4:84a90980 [ 1335.619039][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.619086][ T32] r10:61c88647 r9:8551b000 r8:84a909ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.619133][ T32] r4:84a90980 [ 1335.619181][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.619268][ T32] r10:00000000 r9:84a90980 r8:8027f5e8 r7:ebadde60 r6:84a90a00 r5:8551b000 [ 1335.619294][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.619536][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1335.621104][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.621471][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1335.622150][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1335.660663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1335.661432][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1335.661911][ T32] r5:00001000 r4:dfae5000 ** 5 printk messages dropped ** [ 1335.662231][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1335.669445][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1335.670101][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.670727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1335.671259][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 6 printk messages dropped ** [ 1335.671511][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1335.671897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1335.672283][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.683407][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.683683][ T32] r5:00001000 r4:eae8d000 [ 1335.683726][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.683825][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.683930][ T32] r5:854a338c r4:854a3000 [ 1335.683983][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.684095][ T32] r7:dddced80 r6:83018000 r5:854a338c r4:84a90b80 [ 1335.684168][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.684265][ T32] r10:61c88647 r9:8551c800 r8:84a90bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.684312][ T32] r4:84a90b80 [ 1335.684356][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.684450][ T32] r10:00000000 r9:84a90b80 r8:8027f5e8 r7:ebadde60 r6:84a90c00 r5:8551c800 [ 1335.684498][ T32] r4:00000001 [ 1335.684541][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.684639][ T32] Exception stack(0xebb1dfb0 to 0xebb1dff8) [ 1335.684722][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.684786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.684849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.684919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.684948][ T32] r4:84be4cc0 [ 1335.685707][ T32] INFO: task kworker/0:433:5471 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.685795][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.685898][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.685954][ T32] Call trace: [ 1335.685993][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.686042][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.686067][ T32] r4:00000000 [ 1335.686103][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.686145][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.686198][ T32] 9d20: df8cc000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.686232][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.686258][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.686359][ T32] r5:80000113 r4:80239bb0 [ 1335.686383][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.686485][ T32] r4:82ac11e4 [ 1335.686574][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.686645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.686703][ T32] r4:eae89dc0 [ 1335.686744][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.686829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.686898][ T32] r4:00000000 [ 1335.686972][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.687079][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.687125][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.687208][ T32] r5:00001000 r4:ecf8f000 [ 1335.687273][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.687359][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.687450][ T32] r5:85a3578c r4:85a35400 [ 1335.687496][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.687584][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1335.687630][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.687716][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.687756][ T32] r4:848b5600 [ 1335.687778][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.687828][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.687875][ T32] r4:00000001 [ 1335.687925][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.687985][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.688051][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.688120][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.688193][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.688253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.688333][ T32] r4:847da040 [ 1335.688383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.688452][ T32] INFO: task kworker/0:434:5472 blocked for more than 462 seconds. [ 1335.688547][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.688606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.688650][ T32] task:kworker/0:434 state:D stack:0 pid:5472 tgid:5472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.688748][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.688827][ T32] Call trace: [ 1335.688858][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.688905][ T32] r10:82918888 r9:eb9c5d84 r8:00000002 r7:60000113 r6:eb9c5d8c r5:8551d400 [ 1335.688928][ T32] r4:8551d400 [ 1335.689009][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.689061][ T32] r5:8551d400 r4:82918884 [ 1335.689088][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.689160][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.689213][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 [ 1335.689236][ T32] r4:00000000 [ 1335.689268][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.689337][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.689403][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.689496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a937c0 [ 1335.689532][ T32] r4:00000000 [ 1335.689552][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.689598][ T32] r9:83018005 r8:8551d400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1335.689620][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.689691][ T32] r5:00001000 r4:eaddb000 [ 1335.689715][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.689774][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.689851][ T32] r5:854a378c r4:854a3400 [ 1335.689899][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.689970][ T32] r7:dddced80 r6:83018000 r5:854a378c r4:84a90c80 [ 1335.690001][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.690071][ T32] r10:61c88647 r9:8551d400 r8:84a90cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.690114][ T32] r4:84a90c80 [ 1335.690134][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.690218][ T32] r10:00000000 r9:84a90c80 r8:8027f5e8 r7:ebb1de60 r6:84a90d00 r5:8551d400 ** 4 printk messages dropped ** [ 1335.690447][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.691509][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1335.691974][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.713347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1335.713971][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1335.714212][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.714276][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.714325][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.714355][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.714389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.714420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.714443][ T32] r4:847da040 [ 1335.714467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.714497][ T32] INFO: task kworker/0:435:5475 blocked for more than 462 seconds. [ 1335.714578][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.714616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.714671][ T32] task:kworker/0:435 state:D stack:0 pid:5475 tgid:5475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.714772][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.714877][ T32] Call trace: [ 1335.714973][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.715025][ T32] r10:82918888 r9:ebb25d84 r8:00000002 r7:60000113 r6:ebb25d8c r5:8551ec00 [ 1335.715080][ T32] r4:8551ec00 [ 1335.715104][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.715179][ T32] r5:8551ec00 r4:82918884 [ 1335.715203][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.715244][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.715416][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb25e08 [ 1335.715444][ T32] r4:00000000 [ 1335.715464][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.715535][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.715650][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.715699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7640 [ 1335.715760][ T32] r4:00000000 [ 1335.715782][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.715829][ T32] r9:83018005 r8:8551ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1335.715850][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.715891][ T32] r5:00001000 r4:eb173000 [ 1335.716038][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.716082][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.716127][ T32] r5:854a878c r4:854a8400 [ 1335.716147][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.716193][ T32] r7:dddced80 r6:83018000 r5:854a878c r4:84a90d80 [ 1335.716213][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.716322][ T32] r10:61c88647 r9:8551ec00 r8:84a90dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.716413][ T32] r4:84a90d80 [ 1335.716436][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.716483][ T32] r10:00000000 r9:84a90d80 r8:8027f5e8 r7:ebb1de60 r6:84a90e00 r5:8551ec00 [ 1335.716505][ T32] r4:00000001 [ 1335.716525][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.716760][ T32] Exception stack(0xebb25fb0 to 0xebb25ff8) [ 1335.716867][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.716959][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.717157][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.717263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.717288][ T32] r4:854c7100 [ 1335.718108][ T32] INFO: task kworker/0:435:5475 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.718143][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.718239][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.718297][ T32] Call trace: [ 1335.718608][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.718775][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 3 printk messages dropped ** [ 1335.719050][ T32] 9d20: dfb6b000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 14 printk messages dropped ** [ 1335.720368][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1335.720978][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1335.721767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1335.722302][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.752976][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.753565][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.753760][ T32] r5:00001000 r4:eaff5000 [ 1335.753784][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1335.753924][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1335.754375][ T32] Exception stack(0xeba55fb0 to 0xeba55ff8) ** 4 printk messages dropped ** [ 1335.754670][ T32] r4:854c7200 ** 2 printk messages dropped ** [ 1335.755511][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.755872][ T32] 9d20: e00f0000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 7 printk messages dropped ** [ 1335.756331][ T32] r4:eae89dc0 ** 4 printk messages dropped ** [ 1335.756582][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1335.756919][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1335.757078][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.757488][ T32] INFO: task kworker/0:437:5478 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1335.758113][ T32] r10:82918888 r9:ebb29d84 r8:00000002 r7:60000013 r6:ebb29d8c r5:85520c00 ** 7 printk messages dropped ** [ 1335.758832][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1335.759159][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.759203][ T32] r5:00001000 r4:eb0b9000 [ 1335.759279][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.759485][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.759589][ T32] r5:854a838c r4:854a8000 [ 1335.759615][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.759680][ T32] r7:dddced80 r6:83018000 r5:854a838c r4:84a90f80 [ 1335.759783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.759841][ T32] r10:61c88647 r9:85520c00 r8:84a90fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.759865][ T32] r4:84a90f80 [ 1335.759963][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.760066][ T32] r10:00000000 r9:84a90f80 r8:8027f5e8 r7:ebb25e60 r6:854c6000 r5:85520c00 [ 1335.760138][ T32] r4:00000001 [ 1335.760221][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.760284][ T32] Exception stack(0xebb29fb0 to 0xebb29ff8) [ 1335.760312][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.760384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.760415][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.760446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.760467][ T32] r4:854c7340 [ 1335.760906][ T32] INFO: task kworker/0:437:5478 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.760944][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.761019][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.761096][ T32] Call trace: [ 1335.761130][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.761177][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.761201][ T32] r4:00000000 [ 1335.761220][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.761257][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.761284][ T32] 9d20: e00f0000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.761350][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.761403][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.761464][ T32] r5:80000113 r4:80239bb0 [ 1335.761487][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.761538][ T32] r4:82ac11e4 [ 1335.761653][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.761707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.761757][ T32] r4:eae89dc0 [ 1335.761872][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.761920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.761973][ T32] r4:00000000 [ 1335.762009][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.762058][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.762079][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.762120][ T32] r5:00001000 r4:ecf8f000 [ 1335.762149][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.783617][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.783741][ T32] r5:85a3578c r4:85a35400 [ 1335.783769][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.783821][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1335.783843][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.783890][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.783948][ T32] r4:848b5600 [ 1335.783973][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.784023][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1335.784046][ T32] r4:00000001 [ 1335.784415][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.784460][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1335.784563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.784676][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.784707][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.784736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1335.784969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1335.785412][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.785945][ T32] r5:00001000 r4:eb37f000 [ 1335.785966][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1335.786129][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.787016][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.788048][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.788494][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 13 printk messages dropped ** [ 1335.789215][ T32] r5:00001000 r4:ecf8f000 ** 6 printk messages dropped ** [ 1335.789540][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1335.790094][ T32] INFO: task kworker/0:439:5482 blocked for more than 462 seconds. ** 14 printk messages dropped ** [ 1335.790979][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1335.791193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7980 [ 1335.791220][ T32] r4:00000000 [ 1335.791241][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.791287][ T32] r9:83018005 r8:85522400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1335.791408][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.791515][ T32] r5:00001000 r4:eb327000 [ 1335.791538][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.791630][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.791678][ T32] r5:854a8f8c r4:854a8c00 [ 1335.791718][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.791849][ T32] r7:dddced80 r6:83018000 r5:854a8f8c r4:854c6180 [ 1335.791872][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.791956][ T32] r10:61c88647 r9:85522400 r8:854c61ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.791983][ T32] r4:854c6180 [ 1335.792227][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.822697][ T32] r10:00000000 r9:854c6180 r8:8027f5e8 r7:ebb2de60 r6:854c6200 r5:85522400 [ 1335.822747][ T32] r4:00000001 [ 1335.822795][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.822860][ T32] Exception stack(0xebb31fb0 to 0xebb31ff8) [ 1335.822892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.822922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.822950][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.823107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.823135][ T32] r4:854c7700 [ 1335.823864][ T32] INFO: task kworker/0:439:5482 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.823902][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.823996][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.824137][ T32] Call trace: [ 1335.824330][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.824389][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.824414][ T32] r4:00000000 [ 1335.824459][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.824509][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.824539][ T32] 9d20: e0ab3000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.824583][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.824612][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.824637][ T32] r5:80000113 r4:80239bb0 [ 1335.824670][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.824721][ T32] r4:82ac11e4 [ 1335.824742][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.824834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 6 printk messages dropped ** [ 1335.825078][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.825509][ T32] r4:848b5600 ** 7 printk messages dropped ** [ 1335.825843][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.826146][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.826598][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.826955][ T32] r5:00001000 r4:eb799000 ** 2 printk messages dropped ** [ 1335.827075][ T32] r5:854ab38c r4:854ab000 ** 3 printk messages dropped ** [ 1335.827240][ T32] r10:61c88647 r9:85520000 r8:854c62ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1335.828007][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.828435][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 8 printk messages dropped ** [ 1335.828795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1335.829161][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1335.829405][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1335.829752][ T32] INFO: task kworker/0:441:5486 blocked for more than 462 seconds. ** 4 printk messages dropped ** [ 1335.829980][ T32] Call trace: [ 1335.830029][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.830077][ T32] r10:82918888 r9:ebb39d84 r8:00000002 r7:60000013 r6:ebb39d8c r5:8558d400 [ 1335.830100][ T32] r4:8558d400 [ 1335.830119][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.830194][ T32] r5:8558d400 r4:82918884 [ 1335.830231][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.830284][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.830335][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 [ 1335.830362][ T32] r4:00000000 [ 1335.830407][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.830448][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.830521][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.830603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7cc0 [ 1335.830630][ T32] r4:00000000 [ 1335.830649][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.830695][ T32] r9:83018005 r8:8558d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1335.830719][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.830761][ T32] r5:00001000 r4:eb3b1000 [ 1335.830783][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.830822][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.830863][ T32] r5:854a978c r4:854a9400 [ 1335.830883][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.830928][ T32] r7:dddced80 r6:83018000 r5:854a978c r4:854c6380 [ 1335.830948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.830994][ T32] r10:61c88647 r9:8558d400 r8:854c63ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.831017][ T32] r4:854c6380 [ 1335.831050][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.831101][ T32] r10:00000000 r9:854c6380 r8:8027f5e8 r7:ebb35e60 r6:84a89d00 r5:8558d400 [ 1335.831126][ T32] r4:00000001 [ 1335.831146][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.831204][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) [ 1335.831234][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.831285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.831315][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.831369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.831396][ T32] r4:854c7940 [ 1335.831751][ T32] INFO: task kworker/0:441:5486 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.831799][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.831933][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.831983][ T32] Call trace: [ 1335.832012][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.832058][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.832082][ T32] r4:00000000 [ 1335.832101][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.832147][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.850863][ T32] 9d20: e0c28000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.850976][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.851034][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.851093][ T32] r5:80000113 r4:80239bb0 [ 1335.851144][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.851216][ T32] r4:82ac11e4 [ 1335.851239][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.851289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.851312][ T32] r4:eae89dc0 [ 1335.851332][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.851416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.851443][ T32] r4:00000000 [ 1335.851465][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.851558][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1335.851904][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1335.864554][ T32] task:kworker/0:442 state:D stack:0 pid:5488 tgid:5488 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1335.865315][ T32] r9:83018005 r8:8558e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 1 printk messages dropped ** [ 1335.865388][ T32] r5:00001000 r4:eb427000 ** 3 printk messages dropped ** [ 1335.865510][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1335.865935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 13 printk messages dropped ** [ 1335.867214][ T32] r5:80000113 r4:80239bb0 ** 10 printk messages dropped ** [ 1335.867614][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1335.868057][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.868345][ T32] r4:847da040 ** 6 printk messages dropped ** [ 1335.868646][ T32] Call trace: [ 1335.868737][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.868814][ T32] r10:82918888 r9:ebb4dd84 r8:00000002 r7:60000013 r6:ebb4dd8c r5:8558bc00 [ 1335.868843][ T32] r4:8558bc00 [ 1335.868863][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.868902][ T32] r5:8558bc00 r4:82918884 [ 1335.868921][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.868958][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.869036][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb4de08 [ 1335.869061][ T32] r4:00000000 [ 1335.869080][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.869118][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.869156][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.869219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7f00 [ 1335.869246][ T32] r4:00000000 [ 1335.869277][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.869325][ T32] r9:83018005 r8:8558bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1335.869347][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.869397][ T32] r5:00001000 r4:eb44d000 [ 1335.869417][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.869458][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.869523][ T32] r5:854a8b8c r4:854a8800 [ 1335.869559][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.869608][ T32] r7:dddced80 r6:83018000 r5:854a8b8c r4:854c6480 [ 1335.869633][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.869680][ T32] r10:61c88647 r9:8558bc00 r8:854c64ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.869703][ T32] r4:854c6480 [ 1335.869736][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.869794][ T32] r10:00000000 r9:854c6480 r8:8027f5e8 r7:ebb35e60 r6:84a89e00 r5:8558bc00 [ 1335.869817][ T32] r4:00000001 [ 1335.869836][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.869874][ T32] Exception stack(0xebb4dfb0 to 0xebb4dff8) [ 1335.869900][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.869928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.869954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.869983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.870017][ T32] r4:854c7ec0 [ 1335.870442][ T32] INFO: task kworker/0:443:5491 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.870510][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.870621][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.870685][ T32] Call trace: [ 1335.870732][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.870785][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.870811][ T32] r4:00000000 [ 1335.870832][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.870876][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.870907][ T32] 9d20: e10bc000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.870936][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.871002][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.871030][ T32] r5:80000113 r4:80239bb0 [ 1335.871051][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.871096][ T32] r4:82ac11e4 [ 1335.871173][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.871298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.871367][ T32] r4:eae89dc0 [ 1335.871395][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.871442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.871507][ T32] r4:00000000 [ 1335.871530][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.871610][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 4 printk messages dropped ** [ 1335.871982][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1335.894959][ T32] r4:848b5600 ** 3 printk messages dropped ** [ 1335.895103][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1335.895486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1335.895888][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.896249][ T32] r5:00001000 r4:eb4a1000 ** 4 printk messages dropped ** [ 1335.896480][ T32] r7:dddced80 r6:83018000 r5:854aa38c r4:854c6500 ** 11 printk messages dropped ** [ 1335.896880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1335.898086][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 13 printk messages dropped ** [ 1335.898648][ T32] r5:00001000 r4:ecf8f000 ** 11 printk messages dropped ** [ 1335.899134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1335.899747][ T32] r10:82918888 r9:ebb55d84 r8:00000002 r7:60000013 r6:ebb55d8c r5:8558ec00 [ 1335.899770][ T32] r4:8558ec00 [ 1335.899790][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.899828][ T32] r5:8558ec00 r4:82918884 [ 1335.899848][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.899884][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.899927][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb55e08 [ 1335.899950][ T32] r4:00000000 [ 1335.899970][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.900007][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.900071][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.900122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cf300 [ 1335.900160][ T32] r4:00000000 [ 1335.900201][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.900272][ T32] r9:83018005 r8:8558ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1335.900296][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.900371][ T32] r5:00001000 r4:eb657000 [ 1335.900394][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.900497][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.900560][ T32] r5:854aa78c r4:854aa400 [ 1335.900584][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.900630][ T32] r7:dddced80 r6:83018000 r5:854aa78c r4:854c6580 [ 1335.900676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.900727][ T32] r10:61c88647 r9:8558ec00 r8:854c65ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.900754][ T32] r4:854c6580 [ 1335.900787][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.900837][ T32] r10:00000000 r9:854c6580 r8:8027f5e8 r7:ebb35e60 r6:84a89f00 r5:8558ec00 [ 1335.900860][ T32] r4:00000001 [ 1335.900894][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.900933][ T32] Exception stack(0xebb55fb0 to 0xebb55ff8) [ 1335.900959][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.900987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.901028][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.901086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.901124][ T32] r4:854cf180 [ 1335.901509][ T32] INFO: task kworker/0:445:5494 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 9 printk messages dropped ** [ 1335.902053][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 16 printk messages dropped ** [ 1335.916153][ T32] r5:85a3578c r4:85a35400 ** 8 printk messages dropped ** [ 1335.916459][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1335.916999][ T32] Call trace: ** 8 printk messages dropped ** [ 1335.917378][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.917755][ T32] r5:00001000 r4:eb6df000 [ 1335.917774][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.918137][ T32] r10:00000000 r9:854c6600 r8:8027f5e8 r7:ebb35e60 r6:84a89f80 r5:8558c800 ** 13 printk messages dropped ** [ 1335.919467][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 11 printk messages dropped ** [ 1335.919956][ T32] r4:eae89dc0 ** 11 printk messages dropped ** [ 1335.920471][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 10 printk messages dropped ** [ 1335.920929][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.920984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.921026][ T32] r4:847da040 [ 1335.921057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.921083][ T32] INFO: task kworker/0:447:5499 blocked for more than 462 seconds. [ 1335.921110][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.921168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.921192][ T32] task:kworker/0:447 state:D stack:0 pid:5499 tgid:5499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.921239][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.921282][ T32] Call trace: [ 1335.921313][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1335.921356][ T32] r10:82918888 r9:ebb45d84 r8:00000002 r7:60000113 r6:ebb45d8c r5:85590000 [ 1335.921388][ T32] r4:85590000 [ 1335.921448][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1335.921490][ T32] r5:85590000 r4:82918884 [ 1335.921533][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.921587][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.921640][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 [ 1335.921664][ T32] r4:00000000 [ 1335.921683][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1335.921718][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1335.921756][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.921802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cf500 [ 1335.921838][ T32] r4:00000000 [ 1335.921871][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.921919][ T32] r9:83018005 r8:85590000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1335.921940][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.921982][ T32] r5:00001000 r4:eb777000 [ 1335.922002][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.922040][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.922082][ T32] r5:854aaf8c r4:854aac00 [ 1335.922102][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.922212][ T32] r7:dddced80 r6:83018000 r5:854aaf8c r4:854c6680 [ 1335.940643][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.940738][ T32] r10:61c88647 r9:85590000 r8:854c66ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.940765][ T32] r4:854c6680 [ 1335.940786][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.940851][ T32] r10:00000000 r9:854c6680 r8:8027f5e8 r7:ebb35e60 r6:854d3000 r5:85590000 [ 1335.940878][ T32] r4:00000001 [ 1335.940901][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.940941][ T32] Exception stack(0xebb45fb0 to 0xebb45ff8) [ 1335.940970][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.942062][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 13 printk messages dropped ** [ 1335.946873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 14 printk messages dropped ** [ 1335.947565][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 14 printk messages dropped ** [ 1335.948747][ T32] Call trace: ** 9 printk messages dropped ** [ 1335.949052][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1335.949126][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.949257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cfb40 [ 1335.949284][ T32] r4:00000000 [ 1335.949303][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.949348][ T32] r9:83018005 r8:85592400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1335.949376][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.949417][ T32] r5:00001000 r4:eb7ed000 [ 1335.949438][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.949478][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.949521][ T32] r5:854a9f8c r4:854a9c00 [ 1335.949541][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.949589][ T32] r7:dddced80 r6:83018000 r5:854a9f8c r4:854c6700 [ 1335.949611][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.949658][ T32] r10:61c88647 r9:85592400 r8:854c672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.949681][ T32] r4:854c6700 [ 1335.949700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.949745][ T32] r10:00000000 r9:854c6700 r8:8027f5e8 r7:ebb35e60 r6:854d3080 r5:85592400 [ 1335.949769][ T32] r4:00000001 [ 1335.949788][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.949823][ T32] Exception stack(0xebb65fb0 to 0xebb65ff8) [ 1335.949873][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.949905][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.949984][ T32] r4:854cf600 ** 7 printk messages dropped ** [ 1335.951133][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 15 printk messages dropped ** [ 1335.951666][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1335.952209][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1335.968542][ T32] Call trace: ** 7 printk messages dropped ** [ 1335.968813][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 ** 9 printk messages dropped ** [ 1335.969563][ T32] r5:00001000 r4:eb7bf000 ** 4 printk messages dropped ** [ 1335.969791][ T32] r7:dddced80 r6:83018000 r5:854ab78c r4:854c6780 ** 8 printk messages dropped ** [ 1335.970275][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1335.971618][ T32] 9d20: e1ccd000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 16 printk messages dropped ** [ 1335.985279][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1335.986073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1335.986848][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb61e08 ** 4 printk messages dropped ** [ 1335.987021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cf9c0 [ 1335.987045][ T32] r4:00000000 [ 1335.987065][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.987127][ T32] r9:83018005 r8:85525400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1335.987175][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.987220][ T32] r5:00001000 r4:eb7db000 [ 1335.987241][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.987281][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.987325][ T32] r5:854abf8c r4:854abc00 [ 1335.987347][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.987402][ T32] r7:dddced80 r6:83018000 r5:854abf8c r4:854c6880 [ 1335.987425][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.987471][ T32] r10:61c88647 r9:85525400 r8:854c68ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.987635][ T32] r4:854c6880 [ 1335.987718][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.987767][ T32] r10:00000000 r9:854c6880 r8:8027f5e8 r7:ebb65e60 r6:854c6900 r5:85525400 [ 1335.987790][ T32] r4:00000001 [ 1335.987809][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.987868][ T32] Exception stack(0xebb61fb0 to 0xebb61ff8) [ 1335.987899][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.987953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.987990][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.988041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.988067][ T32] r4:854cf900 [ 1335.988786][ T32] INFO: task kworker/0:450:5506 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1335.988917][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.989148][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.989195][ T32] Call trace: [ 1335.989224][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1335.989271][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1335.989294][ T32] r4:00000000 [ 1335.989314][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.989353][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1335.989389][ T32] 9d20: e1f71000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1335.989419][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1335.989445][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1335.989468][ T32] r5:80000113 r4:80239bb0 [ 1335.989488][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.989533][ T32] r4:82ac11e4 [ 1335.989557][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.989606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1335.989629][ T32] r4:eae89dc0 [ 1335.989649][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1335.989694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1335.989715][ T32] r4:00000000 [ 1335.989735][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1335.989781][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1335.989816][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.989868][ T32] r5:00001000 r4:ecf8f000 [ 1335.989891][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.989932][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.989973][ T32] r5:85a3578c r4:85a35400 [ 1335.989993][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1335.990282][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1335.990632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1335.991212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cfc40 ** 4 printk messages dropped ** [ 1335.991402][ T32] r5:00001000 r4:eb81b000 [ 1335.991425][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1335.991489][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.991536][ T32] r5:854abb8c r4:854ab800 [ 1335.991558][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.991602][ T32] r7:dddced80 r6:83018000 r5:854abb8c r4:854c6980 [ 1335.991623][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.991668][ T32] r10:61c88647 r9:85526000 r8:854c69ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.991691][ T32] r4:854c6980 [ 1335.991709][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.991752][ T32] r10:00000000 r9:854c6980 r8:8027f5e8 r7:ebb65e60 r6:854c6a00 r5:85526000 [ 1335.991775][ T32] r4:00000001 [ 1335.991796][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.991830][ T32] Exception stack(0xebb69fb0 to 0xebb69ff8) [ 1335.991856][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.991899][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.991939][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.991968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.991991][ T32] r4:854cf980 [ 1336.006875][ T32] INFO: task kworker/0:451:5508 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.006969][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.007472][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1336.007777][ T32] r5:00001000 r4:ecf8f000 ** 9 printk messages dropped ** [ 1336.008154][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 11 printk messages dropped ** [ 1336.008543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1336.009010][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.009424][ T32] r5:00001000 r4:eb803000 [ 1336.009448][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1336.009602][ T32] r7:dddced80 r6:83018000 r5:854a3f8c r4:854c6a80 ** 11 printk messages dropped ** [ 1336.010193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 13 printk messages dropped ** [ 1336.011274][ T32] r5:80000113 r4:80239bb0 ** 11 printk messages dropped ** [ 1336.011751][ T32] r5:00001000 r4:ecf8f000 ** 9 printk messages dropped ** [ 1336.029057][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 14 printk messages dropped ** [ 1336.030204][ T32] Call trace: ** 9 printk messages dropped ** [ 1336.030619][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1336.030701][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.030746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d9180 [ 1336.030784][ T32] r4:00000000 [ 1336.030808][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.030857][ T32] r9:83018005 r8:8551e000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1336.030879][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.030920][ T32] r5:00001000 r4:eb9d3000 [ 1336.030940][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.030981][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.031025][ T32] r5:85564b8c r4:85564800 [ 1336.031045][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.031091][ T32] r7:dddced80 r6:83018000 r5:85564b8c r4:854c6b80 [ 1336.031113][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.031159][ T32] r10:61c88647 r9:8551e000 r8:854c6bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.031181][ T32] r4:854c6b80 [ 1336.031201][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.031244][ T32] r10:00000000 r9:854c6b80 r8:8027f5e8 r7:ebb69e60 r6:854c6c00 r5:8551e000 [ 1336.031266][ T32] r4:00000001 [ 1336.031286][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.031321][ T32] Exception stack(0xebb75fb0 to 0xebb75ff8) [ 1336.031349][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.031386][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.031413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.031455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.031480][ T32] r4:854cfd80 [ 1336.032218][ T32] INFO: task kworker/0:453:5512 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.045286][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.045406][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.045471][ T32] Call trace: [ 1336.045531][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.045588][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.045639][ T32] r4:00000000 [ 1336.045665][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.045709][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.045739][ T32] 9d20: e2775000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.045769][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.045806][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.045834][ T32] r5:80000113 r4:80239bb0 [ 1336.045855][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.045901][ T32] r4:82ac11e4 [ 1336.045995][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.046049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.046073][ T32] r4:eae89dc0 [ 1336.046093][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.046138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.046161][ T32] r4:00000000 [ 1336.046196][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.046246][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.046299][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.046347][ T32] r5:00001000 r4:ecf8f000 [ 1336.046374][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.046416][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.046459][ T32] r5:85a3578c r4:85a35400 [ 1336.046506][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.046580][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.046617][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.046696][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.046729][ T32] r4:848b5600 [ 1336.046751][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.046851][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.046897][ T32] r4:00000001 [ 1336.047027][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.047069][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.047097][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.047137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.047168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.047197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.047221][ T32] r4:847da040 [ 1336.047244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.047271][ T32] INFO: task kworker/0:454:5513 blocked for more than 462 seconds. [ 1336.047304][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.047352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.047381][ T32] task:kworker/0:454 state:D stack:0 pid:5513 tgid:5513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.047440][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.047485][ T32] Call trace: [ 1336.047546][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.047592][ T32] r10:82918888 r9:ebb5dd84 r8:00000002 r7:60000013 r6:ebb5dd8c r5:85524800 [ 1336.047666][ T32] r4:85524800 [ 1336.047690][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.047731][ T32] r5:85524800 r4:82918884 [ 1336.047751][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.047871][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.048492][ T32] r9:83018005 r8:85524800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 1 printk messages dropped ** [ 1336.048556][ T32] r5:00001000 r4:eb82d000 [ 1336.048578][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1336.048815][ T32] r4:854c6c80 ** 11 printk messages dropped ** [ 1336.050033][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1336.051075][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 11 printk messages dropped ** [ 1336.051620][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 6 printk messages dropped ** [ 1336.051902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.051925][ T32] r4:847da040 [ 1336.051985][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.052012][ T32] INFO: task kworker/1:735:5516 blocked for more than 462 seconds. [ 1336.052039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.052062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.052082][ T32] task:kworker/1:735 state:D stack:0 pid:5516 tgid:5516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.075891][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.076011][ T32] Call trace: [ 1336.076047][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.076104][ T32] r10:82918888 r9:ebb81d84 r8:00000002 r7:60000113 r6:ebb81d8c r5:855d9800 [ 1336.076128][ T32] r4:855d9800 [ 1336.076148][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.076187][ T32] r5:855d9800 r4:82918884 [ 1336.076208][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.076273][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.076323][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb81e08 [ 1336.076362][ T32] r4:00000000 [ 1336.076385][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.076426][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.076470][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.076515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cce80 [ 1336.076558][ T32] r4:00000000 [ 1336.076607][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.076660][ T32] r9:83018205 r8:855d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1336.076698][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.076773][ T32] r5:00001000 r4:eb88f000 [ 1336.076824][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.076922][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.076996][ T32] r5:85558b8c r4:85558800 [ 1336.077049][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.077255][ T32] r7:ddde2d80 r6:83018200 r5:85558b8c r4:854d3100 ** 1 printk messages dropped ** [ 1336.077327][ T32] r10:61c88647 r9:855d9800 r8:854d312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1336.078852][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1336.079239][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1336.079555][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.079975][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 11 printk messages dropped ** [ 1336.080376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 12 printk messages dropped ** [ 1336.080937][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1336.081264][ T32] r5:00001000 r4:ebbc7000 ** 5 printk messages dropped ** [ 1336.081464][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1336.088330][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.088740][ T32] r5:80000113 r4:80239bb0 ** 11 printk messages dropped ** [ 1336.089247][ T32] r5:00001000 r4:ecf8f000 ** 2 printk messages dropped ** [ 1336.089389][ T32] r5:85a3578c r4:85a35400 [ 1336.089429][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.089481][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.089503][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.089577][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.089604][ T32] r4:848b5600 [ 1336.089628][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.089676][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.089716][ T32] r4:00000001 [ 1336.089750][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.089826][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.089852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.089881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.089909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.089938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.089962][ T32] r4:847da040 [ 1336.089984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.090011][ T32] INFO: task kworker/0:455:5519 blocked for more than 462 seconds. [ 1336.090070][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.090098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.090119][ T32] task:kworker/0:455 state:D stack:0 pid:5519 tgid:5519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.090195][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.090261][ T32] Call trace: [ 1336.090292][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.090336][ T32] r10:82918888 r9:ebb8dd84 r8:00000002 r7:60000013 r6:ebb8dd8c r5:855d8c00 [ 1336.090367][ T32] r4:855d8c00 [ 1336.090424][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.090491][ T32] r5:855d8c00 r4:82918884 [ 1336.090525][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.090602][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.090655][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb8de08 [ 1336.090678][ T32] r4:00000000 [ 1336.090714][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.090755][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.090794][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.090838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d9440 [ 1336.090863][ T32] r4:00000000 [ 1336.090906][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.090954][ T32] r9:83018005 r8:855d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1336.090990][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.091071][ T32] r5:00001000 r4:ebb8f000 [ 1336.091118][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.091185][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.091232][ T32] r5:8556438c r4:85564000 [ 1336.091252][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.091297][ T32] r7:dddced80 r6:83018000 r5:8556438c r4:854c6e80 [ 1336.091317][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.091370][ T32] r10:61c88647 r9:855d8c00 r8:854c6eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.091396][ T32] r4:854c6e80 [ 1336.091416][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.091461][ T32] r10:00000000 r9:854c6e80 r8:8027f5e8 r7:ebb75e60 r6:854c6f00 r5:855d8c00 [ 1336.091484][ T32] r4:00000001 [ 1336.091503][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.091537][ T32] Exception stack(0xebb8dfb0 to 0xebb8dff8) [ 1336.091563][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.091590][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.107479][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1336.108180][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.108566][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1336.109062][ T32] INFO: task kworker/0:456:5521 blocked for more than 462 seconds. ** 14 printk messages dropped ** [ 1336.109672][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1336.110213][ T32] r5:00001000 r4:eb9ef000 ** 4 printk messages dropped ** [ 1336.110433][ T32] r7:dddced80 r6:83018000 r5:85564f8c r4:854c6f80 ** 11 printk messages dropped ** [ 1336.110915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 13 printk messages dropped ** [ 1336.124768][ T32] r5:80000113 r4:80239bb0 ** 7 printk messages dropped ** [ 1336.125104][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.125555][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1336.126018][ T32] INFO: task kworker/0:457:5524 blocked for more than 462 seconds. ** 10 printk messages dropped ** [ 1336.126445][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.126484][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.126630][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 [ 1336.126665][ T32] r4:00000000 [ 1336.126686][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.126726][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.126764][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.126865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d9800 [ 1336.126906][ T32] r4:00000000 [ 1336.126928][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.127025][ T32] r9:83018005 r8:855dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1336.127051][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.127096][ T32] r5:00001000 r4:ebb9b000 [ 1336.127116][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.127156][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.127198][ T32] r5:8556578c r4:85565400 [ 1336.127218][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.127262][ T32] r7:dddced80 r6:83018000 r5:8556578c r4:854d2080 [ 1336.127283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.127331][ T32] r10:61c88647 r9:855dbc00 r8:854d20ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.127369][ T32] r4:854d2080 [ 1336.127423][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.127474][ T32] r10:00000000 r9:854d2080 r8:8027f5e8 r7:ebb8de60 r6:854d2100 r5:855dbc00 [ 1336.127497][ T32] r4:00000001 [ 1336.127517][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.127553][ T32] Exception stack(0xebb79fb0 to 0xebb79ff8) [ 1336.127579][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.127607][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.127634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.127662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.127707][ T32] r4:854d9540 [ 1336.128383][ T32] INFO: task kworker/0:457:5524 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.128416][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.128486][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.128611][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 11 printk messages dropped ** [ 1336.128999][ T32] r4:eae89dc0 ** 8 printk messages dropped ** [ 1336.129309][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1336.130042][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.130578][ T32] Call trace: ** 8 printk messages dropped ** [ 1336.130905][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.131182][ T32] r9:83018005 r8:855dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 1336.131346][ T32] r5:85565b8c r4:85565800 ** 9 printk messages dropped ** [ 1336.131693][ T32] Exception stack(0xebb7dfb0 to 0xebb7dff8) ** 3 printk messages dropped ** [ 1336.131829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.131851][ T32] r4:854d9600 [ 1336.152936][ T32] INFO: task kworker/0:458:5525 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.153034][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.153108][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.153257][ T32] Call trace: [ 1336.153306][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.153383][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.153410][ T32] r4:00000000 [ 1336.153431][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.153471][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.153500][ T32] 9d20: e3429000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.153529][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.153555][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.153580][ T32] r5:80000113 r4:80239bb0 [ 1336.153600][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.153646][ T32] r4:82ac11e4 [ 1336.153666][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.153714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.153736][ T32] r4:eae89dc0 [ 1336.153756][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.153801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.153822][ T32] r4:00000000 [ 1336.153842][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.153891][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.153913][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.153970][ T32] r5:00001000 r4:ecf8f000 [ 1336.153994][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.154035][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.154077][ T32] r5:85a3578c r4:85a35400 [ 1336.154097][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.154144][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.154166][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.154211][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.154233][ T32] r4:848b5600 [ 1336.154339][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.154467][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.154499][ T32] r4:00000001 [ 1336.154527][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.154597][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.154639][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.154680][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.154717][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.154762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.154793][ T32] r4:847da040 [ 1336.154837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.154875][ T32] INFO: task kworker/0:459:5528 blocked for more than 462 seconds. [ 1336.154916][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.154948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.154974][ T32] task:kworker/0:459 state:D stack:0 pid:5528 tgid:5528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.155033][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.155086][ T32] Call trace: [ 1336.155216][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.155477][ T32] r10:82918888 r9:ebb99d84 r8:00000002 r7:60000113 r6:ebb99d8c r5:855dd400 [ 1336.155511][ T32] r4:855dd400 [ 1336.155538][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.155589][ T32] r5:855dd400 r4:82918884 [ 1336.155611][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.155652][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.155711][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb99e08 [ 1336.155738][ T32] r4:00000000 [ 1336.155797][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.155839][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.155880][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.156136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d98c0 [ 1336.156251][ T32] r4:00000000 [ 1336.156277][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.156325][ T32] r9:83018005 r8:855dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1336.156348][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.156397][ T32] r5:00001000 r4:ebba7000 [ 1336.156419][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.156478][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.156527][ T32] r5:8556538c r4:85565000 [ 1336.156548][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.156632][ T32] r7:dddced80 r6:83018000 r5:8556538c r4:854d2280 [ 1336.156660][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.156709][ T32] r10:61c88647 r9:855dd400 r8:854d22ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.156732][ T32] r4:854d2280 [ 1336.156773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.156822][ T32] r10:00000000 r9:854d2280 r8:8027f5e8 r7:ebb7de60 r6:854d2300 r5:855dd400 [ 1336.156845][ T32] r4:00000001 [ 1336.156864][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.156902][ T32] Exception stack(0xebb99fb0 to 0xebb99ff8) [ 1336.156928][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.156991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.157022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.157053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.157075][ T32] r4:854d9600 [ 1336.157727][ T32] INFO: task kworker/0:459:5528 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.157761][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1336.158045][ T32] 9d20: e3429000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.158074][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.158101][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.158125][ T32] r5:80000113 r4:80239bb0 [ 1336.158146][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.158188][ T32] r4:82ac11e4 [ 1336.158208][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.158256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.158279][ T32] r4:eae89dc0 [ 1336.158299][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.158344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.158422][ T32] r4:00000000 [ 1336.158468][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.158520][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.158541][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.158600][ T32] r5:00001000 r4:ecf8f000 [ 1336.158621][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.158661][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.158703][ T32] r5:85a3578c r4:85a35400 [ 1336.158723][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.158770][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.158792][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.158838][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.158881][ T32] r4:848b5600 [ 1336.158903][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.158950][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.158971][ T32] r4:00000001 [ 1336.158990][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.159026][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.159052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.159132][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.159166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.159320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.159345][ T32] r4:847da040 [ 1336.159371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.159399][ T32] INFO: task kworker/0:460:5529 blocked for more than 462 seconds. [ 1336.159485][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.159518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1336.159974][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.160372][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.160476][ T32] r5:00001000 r4:ebbbf000 [ 1336.160529][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1336.160896][ T32] r10:00000000 r9:854d2380 r8:8027f5e8 r7:ebb7de60 r6:854d2400 r5:855de000 ** 6 printk messages dropped ** [ 1336.161137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1336.161627][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.161671][ T32] Call trace: [ 1336.161723][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.161780][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.161806][ T32] r4:00000000 [ 1336.161825][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.161875][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.161907][ T32] 9d20: e3429000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.161935][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.161960][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.162056][ T32] r5:80000113 r4:80239bb0 [ 1336.162099][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.162147][ T32] r4:82ac11e4 [ 1336.162198][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.184723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.184770][ T32] r4:eae89dc0 [ 1336.184796][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.184862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.184885][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.185004][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.185387][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 12 printk messages dropped ** [ 1336.185768][ T32] task:kworker/0:461 state:D stack:0 pid:5531 tgid:5531 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1336.185975][ T32] r10:82918888 r9:ebbb1d84 r8:00000002 r7:60000113 r6:ebbb1d8c r5:855dec00 [ 1336.186021][ T32] r4:855dec00 [ 1336.186046][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.186086][ T32] r5:855dec00 r4:82918884 [ 1336.186128][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.186172][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.186217][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb1e08 [ 1336.186239][ T32] r4:00000000 [ 1336.186259][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.186295][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.186333][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.186383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c3140 [ 1336.186407][ T32] r4:00000000 [ 1336.186427][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.186472][ T32] r9:83018005 r8:855dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.186493][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.186533][ T32] r5:00001000 r4:ebaf5000 [ 1336.186569][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.186613][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.186656][ T32] r5:8556678c r4:85566400 [ 1336.186677][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.186721][ T32] r7:dddced80 r6:83018000 r5:8556678c r4:854d2480 [ 1336.186741][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.186786][ T32] r10:61c88647 r9:855dec00 r8:854d24ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.186832][ T32] r4:854d2480 [ 1336.186856][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.186902][ T32] r10:00000000 r9:854d2480 r8:8027f5e8 r7:ebba5e60 r6:854d2500 r5:855dec00 [ 1336.186925][ T32] r4:00000001 [ 1336.186945][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.186982][ T32] Exception stack(0xebbb1fb0 to 0xebbb1ff8) [ 1336.187008][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.187078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.187111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.187133][ T32] r4:854d9ac0 [ 1336.187828][ T32] INFO: task kworker/0:461:5531 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.187864][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.187922][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.187967][ T32] Call trace: [ 1336.188064][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.188114][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.188138][ T32] r4:00000000 [ 1336.188159][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.188198][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.188226][ T32] 9d20: e37ca000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.188256][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.188306][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.188357][ T32] r5:80000113 r4:80239bb0 [ 1336.188386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.188432][ T32] r4:82ac11e4 [ 1336.188517][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.188571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.188595][ T32] r4:eae89dc0 [ 1336.188615][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.188661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.188685][ T32] r4:00000000 [ 1336.188705][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.188751][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 4 printk messages dropped ** [ 1336.188921][ T32] r5:85a3578c r4:85a35400 ** 3 printk messages dropped ** [ 1336.189062][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.189285][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.189465][ T32] INFO: task kworker/1:737:5533 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1336.189732][ T32] r10:82918888 r9:ebbbdd84 r8:00000002 r7:60000113 r6:ebbbdd8c r5:85590c00 ** 10 printk messages dropped ** [ 1336.190210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4140 ** 4 printk messages dropped ** [ 1336.190422][ T32] r5:00001000 r4:dfae9000 [ 1336.190447][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1336.190625][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.190678][ T32] r7:ddde2d80 r6:83018200 r5:85558f8c r4:854d3200 [ 1336.190699][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.190745][ T32] r10:61c88647 r9:85590c00 r8:854d322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.190767][ T32] r4:854d3200 [ 1336.190787][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.190831][ T32] r10:00000000 r9:854d3200 r8:8027f5e8 r7:eba15e60 r6:854d3280 r5:85590c00 [ 1336.190855][ T32] r4:00000001 [ 1336.190874][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.190909][ T32] Exception stack(0xebbbdfb0 to 0xebbbdff8) [ 1336.190934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.190962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.190988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.191017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.191063][ T32] r4:854cc280 [ 1336.191423][ T32] INFO: task kworker/1:737:5533 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.191454][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.191529][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.191597][ T32] Call trace: [ 1336.191639][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.191686][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.191709][ T32] r4:00000000 [ 1336.191730][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.191767][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.191820][ T32] 9d20: e37ca000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.191853][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.191878][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.191902][ T32] r5:80000113 r4:80239bb0 [ 1336.191922][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.191990][ T32] r4:82ac11e4 [ 1336.192014][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.192065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.192087][ T32] r4:eae89dc0 [ 1336.192107][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.192164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.212780][ T32] r4:00000000 [ 1336.212879][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.212959][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.212983][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.213031][ T32] r5:00001000 r4:ecf8f000 [ 1336.213052][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.213093][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.213138][ T32] r5:85a3578c r4:85a35400 [ 1336.213159][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.213207][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.213229][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.213274][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.213393][ T32] r4:848b5600 [ 1336.213505][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.213559][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 3 printk messages dropped ** [ 1336.213826][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1336.214424][ T32] Call trace: ** 8 printk messages dropped ** [ 1336.214962][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.215409][ T32] r5:00001000 r4:ebe2f000 [ 1336.215431][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.215471][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.216036][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1336.217066][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.217435][ T32] r5:80000113 r4:80239bb0 ** 9 printk messages dropped ** [ 1336.217743][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 13 printk messages dropped ** [ 1336.218408][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1336.219144][ T32] r5:85594800 r4:82918884 ** 7 printk messages dropped ** [ 1336.219520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4300 ** 4 printk messages dropped ** [ 1336.219674][ T32] r5:00001000 r4:e092b000 [ 1336.219695][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.219753][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.219800][ T32] r5:85559b8c r4:85559800 [ 1336.219820][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.219880][ T32] r7:ddde2d80 r6:83018200 r5:85559b8c r4:854d3380 [ 1336.219928][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.219978][ T32] r10:61c88647 r9:85594800 r8:854d33ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.220001][ T32] r4:854d3380 [ 1336.220044][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.220094][ T32] r10:00000000 r9:854d3380 r8:8027f5e8 r7:eba15e60 r6:854d3400 r5:85594800 [ 1336.220118][ T32] r4:00000001 [ 1336.220159][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.220238][ T32] Exception stack(0xebbd1fb0 to 0xebbd1ff8) [ 1336.220274][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.220302][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.220394][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.220430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.220476][ T32] r4:854e4400 [ 1336.220868][ T32] INFO: task kworker/1:738:5539 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.220941][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.221027][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.221098][ T32] Call trace: [ 1336.221129][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.221197][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.221225][ T32] r4:00000000 [ 1336.221246][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.221302][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.221334][ T32] 9d20: e3b53000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.221392][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 5 printk messages dropped ** [ 1336.221587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 12 printk messages dropped ** [ 1336.222075][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 4 printk messages dropped ** [ 1336.246474][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 9 printk messages dropped ** [ 1336.246842][ T32] INFO: task kworker/1:739:5541 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1336.247157][ T32] r10:82918888 r9:eba09d84 r8:00000002 r7:60000113 r6:eba09d8c r5:85595400 ** 7 printk messages dropped ** [ 1336.247454][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1336.247842][ T32] r5:00001000 r4:eba0d000 [ 1336.247863][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.247940][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.248301][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1336.248628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1336.250056][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1336.250581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 11 printk messages dropped ** [ 1336.251097][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1336.251503][ T32] INFO: task kworker/1:740:5542 blocked for more than 462 seconds. ** 2 printk messages dropped ** [ 1336.251755][ T32] task:kworker/1:740 state:D stack:0 pid:5542 tgid:5542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.251805][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.251945][ T32] Call trace: [ 1336.252004][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.252051][ T32] r10:82918888 r9:eba61d84 r8:00000002 r7:60000013 r6:eba61d8c r5:85596000 [ 1336.252074][ T32] r4:85596000 [ 1336.252093][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.252131][ T32] r5:85596000 r4:82918884 [ 1336.252152][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.252261][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.269269][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba61e08 [ 1336.269333][ T32] r4:00000000 [ 1336.269392][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.269468][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.269518][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.269570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4380 [ 1336.269593][ T32] r4:00000000 [ 1336.269613][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.269675][ T32] r9:83018205 r8:85596000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1336.269740][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.269790][ T32] r5:00001000 r4:eaf0b000 [ 1336.269812][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.269853][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.269921][ T32] r5:85559f8c r4:85559c00 [ 1336.269946][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.269996][ T32] r7:ddde2d80 r6:83018200 r5:85559f8c r4:854d3580 [ 1336.270049][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.270101][ T32] r10:61c88647 r9:85596000 r8:854d35ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.270124][ T32] r4:854d3580 [ 1336.270161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.270256][ T32] r10:00000000 r9:854d3580 r8:8027f5e8 r7:eba09e60 r6:854d3600 r5:85596000 [ 1336.270292][ T32] r4:00000001 [ 1336.270314][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.270354][ T32] Exception stack(0xeba61fb0 to 0xeba61ff8) [ 1336.270389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.270418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.270446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1336.270523][ T32] r4:854e4680 ** 9 printk messages dropped ** [ 1336.271789][ T32] 9d20: e4491000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 16 printk messages dropped ** [ 1336.279267][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1336.279910][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1336.280527][ T32] r10:82918888 r9:eba65d84 r8:00000002 r7:60000113 r6:eba65d8c r5:85596c00 ** 11 printk messages dropped ** [ 1336.281388][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.281733][ T32] r5:00001000 r4:eb4ff000 ** 2 printk messages dropped ** [ 1336.281837][ T32] r5:8555a78c r4:8555a400 ** 9 printk messages dropped ** [ 1336.295289][ T32] Exception stack(0xeba65fb0 to 0xeba65ff8) ** 9 printk messages dropped ** [ 1336.296347][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1336.296514][ T32] 9d20: e47ba000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.296543][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.296568][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.296592][ T32] r5:80000113 r4:80239bb0 [ 1336.296613][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.296658][ T32] r4:82ac11e4 [ 1336.296679][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.296728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.296750][ T32] r4:eae89dc0 [ 1336.296770][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.296815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.296837][ T32] r4:00000000 [ 1336.296856][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.296902][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.296925][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.296969][ T32] r5:00001000 r4:ecf8f000 [ 1336.296989][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.297029][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.297073][ T32] r5:85a3578c r4:85a35400 [ 1336.297095][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.297145][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.297167][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.297213][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.297236][ T32] r4:848b5600 [ 1336.297255][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.297301][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.297323][ T32] r4:00000001 [ 1336.297342][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.297382][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.297409][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.297469][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.297503][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.297533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.297556][ T32] r4:847da040 [ 1336.297577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.297604][ T32] INFO: task kworker/1:742:5546 blocked for more than 462 seconds. [ 1336.297638][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.297662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.297730][ T32] task:kworker/1:742 state:D stack:0 pid:5546 tgid:5546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.297780][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.297822][ T32] Call trace: [ 1336.297851][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.297895][ T32] r10:82918888 r9:eba85d84 r8:00000002 r7:60000013 r6:eba85d8c r5:855d8000 [ 1336.297919][ T32] r4:855d8000 [ 1336.297940][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.297978][ T32] r5:855d8000 r4:82918884 [ 1336.297997][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.298036][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.298444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4880 ** 4 printk messages dropped ** [ 1336.298637][ T32] r5:00001000 r4:eb547000 [ 1336.298658][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1336.298902][ T32] r10:61c88647 r9:855d8000 r8:854d37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1336.299730][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1336.300323][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1336.300645][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 15 printk messages dropped ** [ 1336.301255][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1336.329454][ T32] r5:847b0c00 r4:82918884 ** 8 printk messages dropped ** [ 1336.329816][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.329974][ T32] r5:00001000 r4:eb5a5000 ** 1 printk messages dropped ** [ 1336.330044][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.330088][ T32] r5:8555a38c r4:8555a000 [ 1336.330109][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.330185][ T32] r7:ddde2d80 r6:83018200 r5:8555a38c r4:854d3800 [ 1336.330232][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.330305][ T32] r10:61c88647 r9:847b0c00 r8:854d382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.330348][ T32] r4:854d3800 [ 1336.330380][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.330429][ T32] r10:00000000 r9:854d3800 r8:8027f5e8 r7:eba09e60 r6:854d2680 r5:847b0c00 [ 1336.330452][ T32] r4:00000001 [ 1336.330473][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.330511][ T32] Exception stack(0xebaa1fb0 to 0xebaa1ff8) [ 1336.330546][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.330597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.330625][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.330655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.330677][ T32] r4:854e48c0 [ 1336.331472][ T32] INFO: task kworker/1:743:5548 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.331513][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.331613][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.331665][ T32] Call trace: [ 1336.331718][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.331769][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.331793][ T32] r4:00000000 [ 1336.331813][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.331930][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.331971][ T32] 9d20: e4ccf000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.332003][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.332051][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.332079][ T32] r5:80000113 r4:80239bb0 [ 1336.332100][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.332146][ T32] r4:82ac11e4 [ 1336.337600][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1336.337824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.337846][ T32] r4:00000000 [ 1336.337866][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.337914][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.337937][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.337983][ T32] r5:00001000 r4:ecf8f000 [ 1336.338003][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.338043][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.338086][ T32] r5:85a3578c r4:85a35400 [ 1336.338107][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.338155][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.338196][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.338248][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.338271][ T32] r4:848b5600 [ 1336.338292][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.338339][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.338383][ T32] r4:00000001 [ 1336.338405][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.338443][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.338472][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.338538][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.338583][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.338614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.338663][ T32] r4:847da040 [ 1336.338704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1336.338810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1336.339221][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1336.339501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4b80 [ 1336.339526][ T32] r4:00000000 [ 1336.339550][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.339598][ T32] r9:83018205 r8:847b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1336.339643][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.339698][ T32] r5:00001000 r4:eb5e3000 [ 1336.339741][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.339787][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.339830][ T32] r5:8555b38c r4:8555b000 [ 1336.339849][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.339894][ T32] r7:ddde2d80 r6:83018200 r5:8555b38c r4:854d3880 [ 1336.339915][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.339984][ T32] r10:61c88647 r9:847b0000 r8:854d38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.340017][ T32] r4:854d3880 [ 1336.340038][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.340084][ T32] r10:00000000 r9:854d3880 r8:8027f5e8 r7:eba09e60 r6:854d2700 r5:847b0000 [ 1336.340131][ T32] r4:00000001 [ 1336.340177][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.340256][ T32] Exception stack(0xebac1fb0 to 0xebac1ff8) [ 1336.340291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.340323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.340421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.340458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.340483][ T32] r4:854e48c0 [ 1336.341276][ T32] INFO: task kworker/1:744:5550 is blocked on a mutex likely owned by task kworker/1:364:4416. ** 1 printk messages dropped ** [ 1336.341420][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1336.341597][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1336.342068][ T32] r4:eae89dc0 ** 5 printk messages dropped ** [ 1336.355179][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1336.355705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1336.356709][ T32] Call trace: ** 8 printk messages dropped ** [ 1336.356995][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.357301][ T32] r5:00001000 r4:eb607000 [ 1336.357344][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1336.357732][ T32] Exception stack(0xeba71fb0 to 0xeba71ff8) ** 7 printk messages dropped ** [ 1336.358896][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.359144][ T32] 9d20: e4e07000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 9 printk messages dropped ** [ 1336.359458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 3 printk messages dropped ** [ 1336.359611][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.359680][ T32] r5:00001000 r4:ecf8f000 [ 1336.359704][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.359745][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.359789][ T32] r5:85a3578c r4:85a35400 [ 1336.359810][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.359856][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.359878][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.359924][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.359947][ T32] r4:848b5600 [ 1336.359966][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.360035][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.360061][ T32] r4:00000001 [ 1336.360082][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.360120][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.360176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.360239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.360310][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.360372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.360424][ T32] r4:847da040 [ 1336.360471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.360502][ T32] INFO: task kworker/1:746:5554 blocked for more than 462 seconds. [ 1336.360532][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.360555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.360575][ T32] task:kworker/1:746 state:D stack:0 pid:5554 tgid:5554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.360671][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.360744][ T32] Call trace: [ 1336.360775][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.360822][ T32] r10:82918888 r9:ebbe5d84 r8:00000002 r7:60000113 r6:ebbe5d8c r5:847b2400 [ 1336.360845][ T32] r4:847b2400 [ 1336.360865][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.360902][ T32] r5:847b2400 r4:82918884 [ 1336.360923][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.360979][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.361027][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 [ 1336.361161][ T32] r4:00000000 [ 1336.361280][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.361373][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.361418][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.361464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4e00 [ 1336.361665][ T32] r4:00000000 [ 1336.361688][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.361772][ T32] r9:83018205 r8:847b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1336.361796][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.361841][ T32] r5:00001000 r4:eb637000 [ 1336.361866][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.361907][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.361949][ T32] r5:8555bb8c r4:8555b800 [ 1336.361969][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.362013][ T32] r7:ddde2d80 r6:83018200 r5:8555bb8c r4:854d3a00 [ 1336.362034][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.362101][ T32] r10:61c88647 r9:847b2400 r8:854d3a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.362129][ T32] r4:854d3a00 [ 1336.383544][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.383696][ T32] r10:00000000 r9:854d3a00 r8:8027f5e8 r7:eba09e60 r6:854d2780 r5:847b2400 ** 3 printk messages dropped ** [ 1336.383858][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.385019][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 13 printk messages dropped ** [ 1336.385857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 18 printk messages dropped ** [ 1336.386796][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1336.387838][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.388473][ T32] r5:00001000 r4:eb8bf000 ** 3 printk messages dropped ** [ 1336.388629][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1336.388970][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.389577][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.389887][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 9 printk messages dropped ** [ 1336.390331][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.390810][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1336.391155][ T32] INFO: task kworker/1:748:5558 blocked for more than 462 seconds. ** 1 printk messages dropped ** [ 1336.391205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.391226][ T32] task:kworker/1:748 state:D stack:0 pid:5558 tgid:5558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.391270][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.391340][ T32] Call trace: [ 1336.391378][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.391430][ T32] r10:82918888 r9:ebbf5d84 r8:00000002 r7:60000113 r6:ebbf5d8c r5:847b4800 [ 1336.391462][ T32] r4:847b4800 [ 1336.391483][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.391556][ T32] r5:847b4800 r4:82918884 [ 1336.391580][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.391620][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.391665][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf5e08 [ 1336.391688][ T32] r4:00000000 [ 1336.391754][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.391795][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.391834][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.391878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d9d40 [ 1336.391900][ T32] r4:00000000 [ 1336.391919][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.391963][ T32] r9:83018205 r8:847b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1336.391984][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.392024][ T32] r5:00001000 r4:eb90f000 [ 1336.392045][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.392287][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.411798][ T32] r5:8555b78c r4:8555b400 [ 1336.411839][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.411908][ T32] r7:ddde2d80 r6:83018200 r5:8555b78c r4:854d3b00 [ 1336.412013][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.412068][ T32] r10:61c88647 r9:847b4800 r8:854d3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.412121][ T32] r4:854d3b00 [ 1336.412145][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.413167][ T32] r10:00000000 r9:854d3b00 r8:8027f5e8 r7:eba09e60 r6:854d2880 r5:847b4800 [ 1336.413204][ T32] r4:00000001 [ 1336.413240][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.413294][ T32] Exception stack(0xebbf5fb0 to 0xebbf5ff8) [ 1336.413324][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.413353][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.413386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.413415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.413438][ T32] r4:854e4f80 [ 1336.414156][ T32] INFO: task kworker/1:748:5558 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.414190][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.414255][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.414304][ T32] Call trace: [ 1336.414423][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1336.414665][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 14 printk messages dropped ** [ 1336.415123][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1336.415230][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.415251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.415296][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.415321][ T32] r4:848b5600 [ 1336.415341][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.415656][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 7 printk messages dropped ** [ 1336.416000][ T32] r4:847da040 ** 6 printk messages dropped ** [ 1336.416344][ T32] Call trace: ** 9 printk messages dropped ** [ 1336.416832][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1336.417105][ T32] r5:00001000 r4:eb94f000 [ 1336.417125][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.417279][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.417487][ T32] r4:854d3b80 ** 4 printk messages dropped ** [ 1336.417700][ T32] Exception stack(0xebbfdfb0 to 0xebbfdff8) ** 6 printk messages dropped ** [ 1336.418692][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.419470][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1336.419678][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1336.420068][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.420511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1336.420823][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1336.421209][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.421495][ T32] r5:00001000 r4:eba6b000 [ 1336.421541][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1336.421810][ T32] r10:61c88647 r9:847b3000 r8:854d3c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.422213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1336.456496][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.456521][ T32] r4:00000000 [ 1336.456542][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.456583][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.456614][ T32] 9d20: e5dee000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.456643][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.456669][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.456692][ T32] r5:80000113 r4:80239bb0 [ 1336.456713][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.456760][ T32] r4:82ac11e4 [ 1336.456782][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.456832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.456855][ T32] r4:eae89dc0 [ 1336.456901][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.456975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.457001][ T32] r4:00000000 [ 1336.457044][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.457095][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.457141][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.457212][ T32] r5:00001000 r4:ecf8f000 [ 1336.457236][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.457310][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.457381][ T32] r5:85a3578c r4:85a35400 [ 1336.457406][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.457456][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.457501][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.457553][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.457577][ T32] r4:848b5600 [ 1336.457599][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.457647][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.457669][ T32] r4:00000001 [ 1336.457689][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.457749][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.457778][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.457807][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.457834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.457863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.457885][ T32] r4:847da040 [ 1336.457906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.457944][ T32] INFO: task kworker/1:751:5564 blocked for more than 462 seconds. [ 1336.457979][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.458003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.458023][ T32] task:kworker/1:751 state:D stack:0 pid:5564 tgid:5564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.458066][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.458107][ T32] Call trace: [ 1336.458161][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.458207][ T32] r10:82918888 r9:ebc0dd84 r8:00000002 r7:60000113 r6:ebc0dd8c r5:847b6000 [ 1336.458231][ T32] r4:847b6000 [ 1336.458252][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.458290][ T32] r5:847b6000 r4:82918884 [ 1336.458310][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.458372][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.458423][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc0de08 [ 1336.458446][ T32] r4:00000000 [ 1336.458465][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.458502][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.458540][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.458625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bac40 [ 1336.458652][ T32] r4:00000000 [ 1336.458672][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.458718][ T32] r9:83018205 r8:847b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1336.458739][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.458780][ T32] r5:00001000 r4:ebb07000 [ 1336.458801][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.458841][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.458900][ T32] r5:8555e78c r4:8555e400 [ 1336.458924][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.458972][ T32] r7:ddde2d80 r6:83018200 r5:8555e78c r4:854d3c80 [ 1336.458993][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.459038][ T32] r10:61c88647 r9:847b6000 r8:854d3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.459061][ T32] r4:854d3c80 [ 1336.459105][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.459178][ T32] r10:00000000 r9:854d3c80 r8:8027f5e8 r7:ebc05e60 r6:854d2a00 r5:847b6000 [ 1336.459205][ T32] r4:00000001 [ 1336.459225][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.459298][ T32] Exception stack(0xebc0dfb0 to 0xebc0dff8) [ 1336.459349][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.459475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1336.460280][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 5 printk messages dropped ** [ 1336.460594][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1336.460908][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.461284][ T32] r4:848b5600 ** 7 printk messages dropped ** [ 1336.461595][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1336.462013][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1336.483051][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.483389][ T32] r5:00001000 r4:eba87000 ** 1 printk messages dropped ** [ 1336.483460][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.483853][ T32] Exception stack(0xebc15fb0 to 0xebc15ff8) ** 6 printk messages dropped ** [ 1336.484780][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.485029][ T32] r4:00000000 [ 1336.485049][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.485088][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.485116][ T32] 9d20: e6304000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.485146][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.485171][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.485195][ T32] r5:80000113 r4:80239bb0 [ 1336.485215][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.485272][ T32] r4:82ac11e4 [ 1336.485349][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.485407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.485431][ T32] r4:eae89dc0 [ 1336.485450][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.485497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.485520][ T32] r4:00000000 [ 1336.485540][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.485586][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.485608][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.485651][ T32] r5:00001000 r4:ecf8f000 [ 1336.485696][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.485750][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.485794][ T32] r5:85a3578c r4:85a35400 [ 1336.485816][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.485863][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.485884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.485963][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.485989][ T32] r4:848b5600 [ 1336.486009][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.486056][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.486079][ T32] r4:00000001 [ 1336.486304][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.486345][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.486377][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.486422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.486452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.486481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.486504][ T32] r4:847da040 [ 1336.486525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.486571][ T32] INFO: task kworker/1:753:5568 blocked for more than 462 seconds. [ 1336.486608][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.486633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.486654][ T32] task:kworker/1:753 state:D stack:0 pid:5568 tgid:5568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.486698][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.486738][ T32] Call trace: [ 1336.486768][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.486813][ T32] r10:82918888 r9:ebc1dd84 r8:00000002 r7:60000113 r6:ebc1dd8c r5:855e0000 [ 1336.486836][ T32] r4:855e0000 [ 1336.486855][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.486917][ T32] r5:855e0000 r4:82918884 [ 1336.486941][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1336.487244][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.487520][ T32] r5:00001000 r4:ebaa7000 [ 1336.487541][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.487580][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.487622][ T32] r5:8555d78c r4:8555d400 ** 1 printk messages dropped ** [ 1336.487692][ T32] r7:ddde2d80 r6:83018200 r5:8555d78c r4:854d3d80 ** 9 printk messages dropped ** [ 1336.488080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.488792][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.488981][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 10 printk messages dropped ** [ 1336.489421][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 8 printk messages dropped ** [ 1336.489761][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1336.490677][ T32] INFO: task kworker/1:754:5570 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.491004][ T32] r4:855e1800 ** 5 printk messages dropped ** [ 1336.491276][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.491426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba5c0 [ 1336.491449][ T32] r4:00000000 [ 1336.491469][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.491575][ T32] r9:83018205 r8:855e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1336.491602][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.491645][ T32] r5:00001000 r4:ebab5000 [ 1336.491665][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.491704][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.491748][ T32] r5:8555d38c r4:8555d000 [ 1336.491767][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.491811][ T32] r7:ddde2d80 r6:83018200 r5:8555d38c r4:854d3e00 [ 1336.491831][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.491876][ T32] r10:61c88647 r9:855e1800 r8:854d3e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.491898][ T32] r4:854d3e00 [ 1336.491932][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.491981][ T32] r10:00000000 r9:854d3e00 r8:8027f5e8 r7:ebc0de60 r6:854d2b80 r5:855e1800 [ 1336.492006][ T32] r4:00000001 [ 1336.492026][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.492073][ T32] Exception stack(0xebc25fb0 to 0xebc25ff8) [ 1336.492119][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.492150][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.492177][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.503973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.504054][ T32] r4:854ba780 [ 1336.504764][ T32] INFO: task kworker/1:754:5570 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.504800][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.504923][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.504986][ T32] Call trace: [ 1336.505039][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.505096][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.505122][ T32] r4:00000000 [ 1336.505142][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.505182][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.505212][ T32] 9d20: e6304000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.505241][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.505266][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.505302][ T32] r5:80000113 r4:80239bb0 [ 1336.505328][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.505382][ T32] r4:82ac11e4 [ 1336.505404][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.505453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.505476][ T32] r4:eae89dc0 [ 1336.505496][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.505541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.505564][ T32] r4:00000000 [ 1336.505584][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.505630][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.505676][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.505733][ T32] r5:00001000 r4:ecf8f000 [ 1336.505755][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.505796][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.505839][ T32] r5:85a3578c r4:85a35400 [ 1336.505859][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.505905][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.505928][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.506003][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.506029][ T32] r4:848b5600 [ 1336.506050][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.506098][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.506122][ T32] r4:00000001 [ 1336.506158][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.506228][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.506259][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.506290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.506317][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.506346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.506372][ T32] r4:847da040 [ 1336.506394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1336.506506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1336.507023][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc2de08 ** 9 printk messages dropped ** [ 1336.507375][ T32] r5:00001000 r4:ebac7000 [ 1336.507395][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1336.507496][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1336.507885][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.508535][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 15 printk messages dropped ** [ 1336.509116][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1336.509831][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1336.510230][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.510270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.510361][ T32] task:kworker/1:756 state:D stack:0 pid:5574 tgid:5574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.510652][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.510706][ T32] Call trace: [ 1336.510821][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.510876][ T32] r10:82918888 r9:ebc35d84 r8:00000002 r7:60000013 r6:ebc35d8c r5:855e3c00 [ 1336.510900][ T32] r4:855e3c00 [ 1336.510920][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.511024][ T32] r5:855e3c00 r4:82918884 [ 1336.511052][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.511091][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.511218][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc35e08 [ 1336.511245][ T32] r4:00000000 [ 1336.511265][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.511302][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.511340][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.511429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba940 [ 1336.511456][ T32] r4:00000000 [ 1336.511476][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.511523][ T32] r9:83018205 r8:855e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1336.511545][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.511586][ T32] r5:00001000 r4:ebad5000 [ 1336.511688][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.511732][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.511804][ T32] r5:8555e38c r4:8555e000 [ 1336.511828][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.511947][ T32] r7:ddde2d80 r6:83018200 r5:8555e38c r4:854d3f00 [ 1336.511972][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.512019][ T32] r10:61c88647 r9:855e3c00 r8:854d3f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.512041][ T32] r4:854d3f00 [ 1336.512060][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.512105][ T32] r10:00000000 r9:854d3f00 r8:8027f5e8 r7:ebc0de60 r6:854d2c80 r5:855e3c00 [ 1336.512128][ T32] r4:00000001 [ 1336.512147][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.532849][ T32] Exception stack(0xebc35fb0 to 0xebc35ff8) [ 1336.532943][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.533013][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.533065][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.533135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.533238][ T32] r4:854ba840 [ 1336.534048][ T32] INFO: task kworker/1:756:5574 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.534091][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.534164][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.534252][ T32] Call trace: [ 1336.534612][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.534679][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.534749][ T32] r4:00000000 [ 1336.534775][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.534817][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.534847][ T32] 9d20: e685c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.534877][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.534903][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.534927][ T32] r5:80000113 r4:80239bb0 [ 1336.534947][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.534994][ T32] r4:82ac11e4 [ 1336.535015][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.535064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.535087][ T32] r4:eae89dc0 [ 1336.535107][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.535152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.535175][ T32] r4:00000000 [ 1336.535195][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.535546][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.535840][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.536193][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.536344][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1336.536442][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.536838][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.536913][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1336.537184][ T32] r9:83018205 r8:855e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 ** 1 printk messages dropped ** [ 1336.537287][ T32] r5:00001000 r4:ebae7000 [ 1336.537312][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.537353][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1336.537628][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.537769][ T32] r4:854d3f80 ** 2 printk messages dropped ** [ 1336.537859][ T32] r4:00000001 [ 1336.537878][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.537962][ T32] Exception stack(0xebc3dfb0 to 0xebc3dff8) [ 1336.537992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.538086][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.538201][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.538324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.538398][ T32] r4:854ba980 [ 1336.538783][ T32] INFO: task kworker/1:757:5576 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.538815][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.538872][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.538916][ T32] Call trace: [ 1336.539124][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.539175][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.539199][ T32] r4:00000000 [ 1336.539219][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.539258][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.539286][ T32] 9d20: e685c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.539315][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.539341][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.539364][ T32] r5:80000113 r4:80239bb0 [ 1336.539391][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.539435][ T32] r4:82ac11e4 [ 1336.539556][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.539611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.539659][ T32] r4:eae89dc0 [ 1336.539682][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.539730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.539754][ T32] r4:00000000 [ 1336.539870][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.539921][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.539979][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.540026][ T32] r5:00001000 r4:ecf8f000 [ 1336.540047][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.540088][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.540130][ T32] r5:85a3578c r4:85a35400 [ 1336.540170][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.540261][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.540290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.540361][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.540497][ T32] r4:848b5600 [ 1336.540521][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.540606][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.540637][ T32] r4:00000001 [ 1336.540689][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.540741][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.540769][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.540797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.540896][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.540930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.540954][ T32] r4:847da040 [ 1336.540975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.541001][ T32] INFO: task kworker/1:758:5579 blocked for more than 463 seconds. [ 1336.541029][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.541053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.541074][ T32] task:kworker/1:758 state:D stack:0 pid:5579 tgid:5579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.541122][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.541211][ T32] Call trace: [ 1336.541329][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.541384][ T32] r10:82918888 r9:ebae1d84 r8:00000002 r7:60000113 r6:ebae1d8c r5:855e4800 [ 1336.541409][ T32] r4:855e4800 [ 1336.541526][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.541572][ T32] r5:855e4800 r4:82918884 [ 1336.541602][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.541640][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.541683][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 [ 1336.541705][ T32] r4:00000000 [ 1336.541725][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.541764][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.541803][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.541871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84741480 ** 2 printk messages dropped ** [ 1336.541962][ T32] r9:83018205 r8:855e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 1 printk messages dropped ** [ 1336.542194][ T32] r5:00001000 r4:ebc71000 [ 1336.569388][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.569541][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1336.569621][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.569906][ T32] Exception stack(0xebae1fb0 to 0xebae1ff8) ** 4 printk messages dropped ** [ 1336.570089][ T32] r4:854bab80 ** 5 printk messages dropped ** [ 1336.571185][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 4 printk messages dropped ** [ 1336.571496][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.571522][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.571547][ T32] r5:80000113 r4:80239bb0 [ 1336.571568][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.571660][ T32] r4:82ac11e4 [ 1336.571871][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.571928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.571951][ T32] r4:eae89dc0 [ 1336.572070][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.572272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.585910][ T32] r4:00000000 [ 1336.585953][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.586021][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.586046][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.586092][ T32] r5:00001000 r4:ecf8f000 [ 1336.586112][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.586152][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.586230][ T32] r5:85a3578c r4:85a35400 [ 1336.586256][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.586306][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.586328][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.586380][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.586422][ T32] r4:848b5600 [ 1336.586446][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.586495][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.586519][ T32] r4:00000001 [ 1336.586539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.586597][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.586628][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.586657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.586685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.586714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.586737][ T32] r4:847da040 [ 1336.586842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.586887][ T32] INFO: task kworker/1:759:5581 blocked for more than 463 seconds. [ 1336.586922][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.586946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.586967][ T32] task:kworker/1:759 state:D stack:0 pid:5581 tgid:5581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.587021][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.587065][ T32] Call trace: [ 1336.587116][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.587169][ T32] r10:82918888 r9:ebc45d84 r8:00000002 r7:60000013 r6:ebc45d8c r5:855e6000 [ 1336.587192][ T32] r4:855e6000 [ 1336.587213][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.587332][ T32] r5:855e6000 r4:82918884 [ 1336.587357][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.587403][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.587447][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 [ 1336.587469][ T32] r4:00000000 [ 1336.587488][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.587523][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.587564][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.587607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bae00 [ 1336.587629][ T32] r4:00000000 [ 1336.587648][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.587692][ T32] r9:83018205 r8:855e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1336.587715][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.587758][ T32] r5:00001000 r4:ebb17000 [ 1336.587843][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.587888][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.587930][ T32] r5:8555ef8c r4:8555ec00 [ 1336.587950][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.588058][ T32] r7:ddde2d80 r6:83018200 r5:8555ef8c r4:84aee080 [ 1336.588082][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.588129][ T32] r10:61c88647 r9:855e6000 r8:84aee0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.588152][ T32] r4:84aee080 [ 1336.588171][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.588277][ T32] r10:00000000 r9:84aee080 r8:8027f5e8 r7:ebae1e60 r6:854d2e00 r5:855e6000 [ 1336.588304][ T32] r4:00000001 [ 1336.588324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1336.588530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.588606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1336.589436][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.589705][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.589765][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 2 printk messages dropped ** [ 1336.589848][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1336.590124][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1336.590287][ T32] r4:eae89dc0 ** 3 printk messages dropped ** [ 1336.590404][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.590651][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.590843][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1336.591085][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1336.591144][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 2 printk messages dropped ** [ 1336.591227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.591351][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.591382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.591404][ T32] task:kworker/0:463 state:D stack:0 pid:5582 tgid:5582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.591448][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.591488][ T32] Call trace: [ 1336.591518][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.591561][ T32] r10:82918888 r9:ebc49d84 r8:00000002 r7:60000113 r6:ebc49d8c r5:855e6c00 [ 1336.591584][ T32] r4:855e6c00 [ 1336.591604][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.591642][ T32] r5:855e6c00 r4:82918884 [ 1336.591663][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.591787][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.591904][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 [ 1336.591931][ T32] r4:00000000 [ 1336.591950][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.591988][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.592139][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.592190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a85340 [ 1336.592246][ T32] r4:00000000 [ 1336.592343][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.592395][ T32] r9:83018005 r8:855e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1336.592417][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.612600][ T32] r5:00001000 r4:dfaf1000 [ 1336.612649][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.612715][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.612762][ T32] r5:85566f8c r4:85566c00 [ 1336.612783][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.612831][ T32] r7:dddced80 r6:83018000 r5:85566f8c r4:854d2e80 [ 1336.612852][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.612901][ T32] r10:61c88647 r9:855e6c00 r8:854d2eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.612960][ T32] r4:854d2e80 [ 1336.612985][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.613035][ T32] r10:00000000 r9:854d2e80 r8:8027f5e8 r7:ebbd5e60 r6:854d2f00 r5:855e6c00 [ 1336.613081][ T32] r4:00000001 [ 1336.613105][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.613144][ T32] Exception stack(0xebc49fb0 to 0xebc49ff8) [ 1336.613174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.613311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.613344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.613379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.613589][ T32] r4:854c3ac0 [ 1336.614314][ T32] INFO: task kworker/0:463:5582 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.614349][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.614473][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.614525][ T32] Call trace: [ 1336.614572][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.614627][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.614653][ T32] r4:00000000 [ 1336.614687][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.614731][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.614763][ T32] 9d20: e73e4000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.614793][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.614818][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.614842][ T32] r5:80000113 r4:80239bb0 [ 1336.614862][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.614916][ T32] r4:82ac11e4 [ 1336.615032][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.615147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.615174][ T32] r4:eae89dc0 [ 1336.615195][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.615247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.615350][ T32] r4:00000000 [ 1336.615379][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.615429][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.615452][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.615494][ T32] r5:00001000 r4:ecf8f000 [ 1336.615514][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.615554][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.615597][ T32] r5:85a3578c r4:85a35400 [ 1336.615617][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.615662][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.615684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.615864][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.615892][ T32] r4:848b5600 [ 1336.615912][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.615961][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.615983][ T32] r4:00000001 [ 1336.616004][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.616041][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.616067][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.616096][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.616122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.616151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.616173][ T32] r4:847da040 [ 1336.616193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.616220][ T32] INFO: task kworker/1:760:5584 blocked for more than 463 seconds. [ 1336.616256][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.616296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.616321][ T32] task:kworker/1:760 state:D stack:0 pid:5584 tgid:5584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.616370][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.616637][ T32] Call trace: [ 1336.616668][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.616843][ T32] r10:82918888 r9:ebc55d84 r8:00000002 r7:60000113 r6:ebc55d8c r5:855e5400 [ 1336.616870][ T32] r4:855e5400 [ 1336.616953][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.616997][ T32] r5:855e5400 r4:82918884 [ 1336.617018][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.617071][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.617120][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc55e08 [ 1336.617190][ T32] r4:00000000 [ 1336.617214][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.617252][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.617300][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.617509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c3980 [ 1336.617537][ T32] r4:00000000 [ 1336.617559][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.617606][ T32] r9:83018205 r8:855e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1336.617628][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.617670][ T32] r5:00001000 r4:ebc51000 [ 1336.617690][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.617815][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.617862][ T32] r5:8555f38c r4:8555f000 [ 1336.617929][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.617979][ T32] r7:ddde2d80 r6:83018200 r5:8555f38c r4:84aee100 [ 1336.618002][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.618048][ T32] r10:61c88647 r9:855e5400 r8:84aee12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.618072][ T32] r4:84aee100 [ 1336.618091][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.618135][ T32] r10:00000000 r9:84aee100 r8:8027f5e8 r7:ebae1e60 r6:854d2f80 r5:855e5400 [ 1336.618157][ T32] r4:00000001 [ 1336.618176][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.618210][ T32] Exception stack(0xebc55fb0 to 0xebc55ff8) [ 1336.618237][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.618264][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.618291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.618319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.618341][ T32] r4:854badc0 [ 1336.618730][ T32] INFO: task kworker/1:760:5584 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.618765][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.618819][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.618863][ T32] Call trace: [ 1336.618891][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.618939][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.618963][ T32] r4:00000000 [ 1336.619085][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.619129][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.619158][ T32] 9d20: e73e4000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.619387][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.619418][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.619443][ T32] r5:80000113 r4:80239bb0 [ 1336.619463][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.619506][ T32] r4:82ac11e4 [ 1336.619590][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.619645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.619700][ T32] r4:eae89dc0 [ 1336.619725][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.619772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.619796][ T32] r4:00000000 [ 1336.619815][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.619860][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.620033][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.620079][ T32] r5:00001000 r4:ecf8f000 [ 1336.620100][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.620150][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.620240][ T32] r5:85a3578c r4:85a35400 [ 1336.620311][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.620414][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.620646][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.620728][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.620753][ T32] r4:848b5600 [ 1336.620852][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.620904][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.620928][ T32] r4:00000001 [ 1336.620949][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.620986][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.621012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.621039][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.621066][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.621095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.621117][ T32] r4:847da040 [ 1336.621138][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1336.621233][ T32] task:kworker/1:761 state:D stack:0 pid:5586 tgid:5586 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.621647][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.621782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c3dc0 ** 4 printk messages dropped ** [ 1336.622139][ T32] r5:00001000 r4:ebc65000 [ 1336.622159][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.643035][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.643172][ T32] r5:8555eb8c r4:8555e800 [ 1336.643203][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.643257][ T32] r7:ddde2d80 r6:83018200 r5:8555eb8c r4:84aee180 [ 1336.643396][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.643550][ T32] r10:61c88647 r9:847b6c00 r8:84aee1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.643578][ T32] r4:84aee180 [ 1336.643602][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1336.643780][ T32] Exception stack(0xebc61fb0 to 0xebc61ff8) ** 2 printk messages dropped ** [ 1336.644157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.645027][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.645314][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.645433][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 5 printk messages dropped ** [ 1336.645692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 6 printk messages dropped ** [ 1336.645971][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.646048][ T32] r5:00001000 r4:ecf8f000 [ 1336.646072][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.646114][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.646187][ T32] r5:85a3578c r4:85a35400 [ 1336.646212][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.646261][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.646282][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.646327][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.646420][ T32] r4:848b5600 [ 1336.646457][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.646508][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.646578][ T32] r4:00000001 [ 1336.646624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.646691][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.646718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.646746][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.646773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.646802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.646824][ T32] r4:847da040 [ 1336.646844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.646875][ T32] INFO: task kworker/1:762:5589 blocked for more than 463 seconds. [ 1336.646910][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.646936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.646956][ T32] task:kworker/1:762 state:D stack:0 pid:5589 tgid:5589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.647032][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.647098][ T32] Call trace: [ 1336.647129][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.647174][ T32] r10:82918888 r9:ebc7dd84 r8:00000002 r7:60000113 r6:ebc7dd8c r5:84908c00 [ 1336.647196][ T32] r4:84908c00 [ 1336.647217][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.647255][ T32] r5:84908c00 r4:82918884 [ 1336.647274][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.647314][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.647357][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc7de08 [ 1336.647379][ T32] r4:00000000 [ 1336.647398][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.647464][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.647507][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.647649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ace6c0 [ 1336.647677][ T32] r4:00000000 [ 1336.647813][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.647861][ T32] r9:83018205 r8:84908c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1336.647948][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.647999][ T32] r5:00001000 r4:ebce1000 [ 1336.648021][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.648062][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.648291][ T32] r5:85560f8c r4:85560c00 [ 1336.648315][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.648362][ T32] r7:ddde2d80 r6:83018200 r5:85560f8c r4:84aee200 [ 1336.648383][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.648428][ T32] r10:61c88647 r9:84908c00 r8:84aee22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.648531][ T32] r4:84aee200 [ 1336.648554][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.648602][ T32] r10:00000000 r9:84aee200 r8:8027f5e8 r7:ebae1e60 r6:84ad6080 r5:84908c00 [ 1336.648634][ T32] r4:00000001 [ 1336.648670][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.648736][ T32] Exception stack(0xebc7dfb0 to 0xebc7dff8) [ 1336.648763][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.648792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.648820][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.648849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.648872][ T32] r4:854baf80 [ 1336.649356][ T32] INFO: task kworker/1:762:5589 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.649397][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.649454][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.649595][ T32] Call trace: [ 1336.649655][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.649706][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.649730][ T32] r4:00000000 [ 1336.649749][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.649788][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.649818][ T32] 9d20: e7797000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.649853][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.649880][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.649905][ T32] r5:80000113 r4:80239bb0 [ 1336.649925][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.649997][ T32] r4:82ac11e4 [ 1336.650021][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.650071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.650122][ T32] r4:eae89dc0 [ 1336.650149][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.650196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.650220][ T32] r4:00000000 [ 1336.650337][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.650458][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.650483][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.650528][ T32] r5:00001000 r4:ecf8f000 [ 1336.650549][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.650694][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.650746][ T32] r5:85a3578c r4:85a35400 [ 1336.650815][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.650866][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.650933][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.651060][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.651087][ T32] r4:848b5600 [ 1336.651273][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.651323][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.651346][ T32] r4:00000001 [ 1336.651366][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.651403][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.651429][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.651457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.651483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.651511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.651533][ T32] r4:847da040 [ 1336.651554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.651579][ T32] INFO: task kworker/1:763:5590 blocked for more than 463 seconds. [ 1336.651605][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.651632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.651654][ T32] task:kworker/1:763 state:D stack:0 pid:5590 tgid:5590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.651705][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.651933][ T32] Call trace: [ 1336.651967][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.652011][ T32] r10:82918888 r9:ebc85d84 r8:00000002 r7:60000113 r6:ebc85d8c r5:84909800 [ 1336.652034][ T32] r4:84909800 [ 1336.652054][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.652091][ T32] r5:84909800 r4:82918884 [ 1336.652111][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.652147][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.652190][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 [ 1336.676312][ T32] r4:00000000 [ 1336.676410][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.676475][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.676523][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.676573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ace000 [ 1336.676614][ T32] r4:00000000 [ 1336.676646][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.676696][ T32] r9:83018205 r8:84909800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1336.676719][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.676812][ T32] r5:00001000 r4:ebc81000 [ 1336.676837][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.676927][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.676976][ T32] r5:8555ff8c r4:8555fc00 [ 1336.676997][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.677045][ T32] r7:ddde2d80 r6:83018200 r5:8555ff8c r4:84aee280 [ 1336.677067][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.677141][ T32] r10:61c88647 r9:84909800 r8:84aee2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.677169][ T32] r4:84aee280 [ 1336.677269][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.677321][ T32] r10:00000000 r9:84aee280 r8:8027f5e8 r7:ebc7de60 r6:84ad6100 r5:84909800 [ 1336.677344][ T32] r4:00000001 [ 1336.677364][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.677402][ T32] Exception stack(0xebc85fb0 to 0xebc85ff8) [ 1336.677430][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.677458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.677583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.677617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.677644][ T32] r4:854ba840 [ 1336.678335][ T32] INFO: task kworker/1:763:5590 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.678369][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.678511][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.678609][ T32] Call trace: [ 1336.678697][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.678792][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.678919][ T32] r4:00000000 [ 1336.678944][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.678985][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.679013][ T32] 9d20: e7b73000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.679042][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.679074][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.679130][ T32] r5:80000113 r4:80239bb0 [ 1336.679158][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.679205][ T32] r4:82ac11e4 [ 1336.679225][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.679274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.679296][ T32] r4:eae89dc0 [ 1336.679329][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.679382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.679407][ T32] r4:00000000 [ 1336.679427][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.679512][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.679542][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.679590][ T32] r5:00001000 r4:ecf8f000 [ 1336.679649][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.679696][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.679739][ T32] r5:85a3578c r4:85a35400 [ 1336.679761][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.679807][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.679828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.679872][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.679921][ T32] r4:848b5600 [ 1336.679961][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.680059][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.680086][ T32] r4:00000001 [ 1336.680107][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.680145][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.680171][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.680226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.680347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.680386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.680410][ T32] r4:847da040 [ 1336.680590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.680624][ T32] INFO: task kworker/1:764:5593 blocked for more than 463 seconds. [ 1336.680667][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.680693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.680713][ T32] task:kworker/1:764 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.680758][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.680801][ T32] Call trace: [ 1336.680830][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.680904][ T32] r10:82918888 r9:ebc9dd84 r8:00000002 r7:60000113 r6:ebc9dd8c r5:8490bc00 [ 1336.680932][ T32] r4:8490bc00 [ 1336.680953][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.680993][ T32] r5:8490bc00 r4:82918884 [ 1336.681013][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.681050][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.681094][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc9de08 [ 1336.681116][ T32] r4:00000000 [ 1336.681136][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.681171][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.681209][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.681254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ace140 [ 1336.681276][ T32] r4:00000000 [ 1336.681295][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.681588][ T32] r9:83018205 r8:8490bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1336.681614][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.681666][ T32] r5:00001000 r4:ebc91000 [ 1336.681686][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.681726][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.681767][ T32] r5:8555f78c r4:8555f400 [ 1336.681786][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.681892][ T32] r7:ddde2d80 r6:83018200 r5:8555f78c r4:84aee300 [ 1336.681917][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.681966][ T32] r10:61c88647 r9:8490bc00 r8:84aee32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.681988][ T32] r4:84aee300 ** 2 printk messages dropped ** [ 1336.682270][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.692749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.694244][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 7 printk messages dropped ** [ 1336.694503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1336.694992][ T32] r5:00001000 r4:ecf8f000 ** 5 printk messages dropped ** [ 1336.695185][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.695637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.696279][ T32] task:kworker/1:765 state:D stack:0 pid:5594 tgid:5594 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.696850][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.696944][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.697004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ace2c0 [ 1336.697030][ T32] r4:00000000 [ 1336.697129][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.697177][ T32] r9:83018205 r8:8490a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1336.697198][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.697241][ T32] r5:00001000 r4:ebca1000 [ 1336.697277][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.697320][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.697402][ T32] r5:847e578c r4:847e5400 [ 1336.697427][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.697474][ T32] r7:ddde2d80 r6:83018200 r5:847e578c r4:84aee380 [ 1336.697495][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.697541][ T32] r10:61c88647 r9:8490a400 r8:84aee3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.697565][ T32] r4:84aee380 [ 1336.697616][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.697675][ T32] r10:00000000 r9:84aee380 r8:8027f5e8 r7:ebc7de60 r6:84ad6200 r5:8490a400 [ 1336.697698][ T32] r4:00000001 [ 1336.697717][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.697835][ T32] Exception stack(0xebca9fb0 to 0xebca9ff8) [ 1336.697866][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.697959][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.697989][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.698018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.698086][ T32] r4:84ace100 [ 1336.698488][ T32] INFO: task kworker/1:765:5594 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.698522][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.698590][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.698639][ T32] Call trace: [ 1336.698777][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.698843][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.698869][ T32] r4:00000000 [ 1336.698952][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.698993][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.699022][ T32] 9d20: e7cf7000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.699084][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.699122][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.699146][ T32] r5:80000113 r4:80239bb0 [ 1336.699167][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.699213][ T32] r4:82ac11e4 [ 1336.699233][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.699281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.699303][ T32] r4:eae89dc0 [ 1336.699323][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.699367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.699401][ T32] r4:00000000 [ 1336.699421][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.699545][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.699572][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.699616][ T32] r5:00001000 r4:ecf8f000 [ 1336.699641][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.699682][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.699757][ T32] r5:85a3578c r4:85a35400 [ 1336.699785][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.699835][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.699976][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.700031][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.700059][ T32] r4:848b5600 [ 1336.700092][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.700139][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.700161][ T32] r4:00000001 [ 1336.700181][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.700316][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.700366][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.700396][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.700423][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.700453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.700541][ T32] r4:847da040 [ 1336.700566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.700594][ T32] INFO: task kworker/1:766:5597 blocked for more than 463 seconds. [ 1336.700622][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.700653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.700757][ T32] task:kworker/1:766 state:D stack:0 pid:5597 tgid:5597 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.700806][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.700847][ T32] Call trace: [ 1336.700876][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.700919][ T32] r10:82918888 r9:ebcc5d84 r8:00000002 r7:60000113 r6:ebcc5d8c r5:8490b000 [ 1336.700971][ T32] r4:8490b000 [ 1336.700995][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.701185][ T32] r5:8490b000 r4:82918884 [ 1336.701209][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.701311][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.701439][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1336.701607][ T32] r9:83018205 r8:8490b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 ** 1 printk messages dropped ** [ 1336.701678][ T32] r5:00001000 r4:ebcb1000 [ 1336.701698][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.701736][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.701777][ T32] r5:8556038c r4:85560000 [ 1336.701798][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.701942][ T32] r10:61c88647 r9:8490b000 r8:84aee42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.736660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1336.736719][ T32] r4:84ace200 [ 1336.737480][ T32] INFO: task kworker/1:766:5597 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.737652][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.737737][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.737883][ T32] Call trace: [ 1336.737919][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.737975][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.737999][ T32] r4:00000000 [ 1336.738020][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.738061][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.738090][ T32] 9d20: e838c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.738119][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.738144][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.738167][ T32] r5:80000113 r4:80239bb0 [ 1336.738187][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.738233][ T32] r4:82ac11e4 [ 1336.738254][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.738402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.738430][ T32] r4:eae89dc0 [ 1336.738451][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.738526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.738577][ T32] r4:00000000 [ 1336.738622][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.738697][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.738748][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.738813][ T32] r5:00001000 r4:ecf8f000 [ 1336.738836][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.738878][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.738921][ T32] r5:85a3578c r4:85a35400 [ 1336.738941][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.739035][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.739061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.739250][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.739284][ T32] r4:848b5600 [ 1336.739308][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.739374][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.739401][ T32] r4:00000001 [ 1336.739421][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.739461][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.739487][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.739516][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.739548][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.739839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.739905][ T32] r4:847da040 [ 1336.739931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.739962][ T32] INFO: task kworker/1:767:5599 blocked for more than 463 seconds. [ 1336.740045][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.740074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.740095][ T32] task:kworker/1:767 state:D stack:0 pid:5599 tgid:5599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.740141][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.740248][ T32] Call trace: [ 1336.740287][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.740352][ T32] r10:82918888 r9:ebccdd84 r8:00000002 r7:60000013 r6:ebccdd8c r5:84908000 [ 1336.740389][ T32] r4:84908000 [ 1336.740410][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.740451][ T32] r5:84908000 r4:82918884 [ 1336.740471][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.740508][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.740552][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebccde08 [ 1336.740574][ T32] r4:00000000 [ 1336.740703][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.740746][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.740785][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.740830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ace600 [ 1336.740982][ T32] r4:00000000 [ 1336.741005][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.741074][ T32] r9:83018205 r8:84908000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1336.741100][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.741147][ T32] r5:00001000 r4:ebcbd000 [ 1336.741169][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.741223][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.741269][ T32] r5:85560b8c r4:85560800 [ 1336.741290][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.741336][ T32] r7:ddde2d80 r6:83018200 r5:85560b8c r4:84aee480 [ 1336.741358][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.741413][ T32] r10:61c88647 r9:84908000 r8:84aee4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.741609][ T32] r4:84aee480 [ 1336.741645][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.741693][ T32] r10:00000000 r9:84aee480 r8:8027f5e8 r7:ebc7de60 r6:84ad6300 r5:84908000 [ 1336.741716][ T32] r4:00000001 [ 1336.741736][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.741772][ T32] Exception stack(0xebccdfb0 to 0xebccdff8) [ 1336.741834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.741896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.741956][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.741991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.742014][ T32] r4:84ace3c0 [ 1336.753719][ T32] INFO: task kworker/1:767:5599 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.753841][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.753918][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.754099][ T32] Call trace: [ 1336.754137][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.754315][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.754344][ T32] r4:00000000 [ 1336.754433][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.754485][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.754519][ T32] 9d20: e84da000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.754574][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.754619][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.754645][ T32] r5:80000113 r4:80239bb0 [ 1336.754667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.754716][ T32] r4:82ac11e4 [ 1336.754737][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.754785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.754807][ T32] r4:eae89dc0 [ 1336.754827][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.754872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.754894][ T32] r4:00000000 [ 1336.754980][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.755033][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.755056][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.755099][ T32] r5:00001000 r4:ecf8f000 [ 1336.755120][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.755208][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.755256][ T32] r5:85a3578c r4:85a35400 [ 1336.755323][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.755405][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.755436][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.755494][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.755520][ T32] r4:848b5600 [ 1336.755542][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.755614][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.755641][ T32] r4:00000001 [ 1336.755744][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.755785][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.755811][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.755839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.755866][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.755926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.755953][ T32] r4:847da040 [ 1336.755978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.756010][ T32] INFO: task kworker/1:768:5600 blocked for more than 463 seconds. [ 1336.756042][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.756067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.756088][ T32] task:kworker/1:768 state:D stack:0 pid:5600 tgid:5600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.756133][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.756174][ T32] Call trace: [ 1336.756204][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.756248][ T32] r10:82918888 r9:ebcd9d84 r8:00000002 r7:60000013 r6:ebcd9d8c r5:8490c800 [ 1336.756272][ T32] r4:8490c800 [ 1336.756299][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.756341][ T32] r5:8490c800 r4:82918884 [ 1336.756431][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.756477][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.756522][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd9e08 [ 1336.756646][ T32] r4:00000000 [ 1336.756669][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.756859][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.756902][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.756977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ace740 [ 1336.757003][ T32] r4:00000000 [ 1336.757023][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.757069][ T32] r9:83018205 r8:8490c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1336.757090][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.757283][ T32] r5:00001000 r4:ebcd1000 [ 1336.757320][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.757368][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.757593][ T32] r5:8556078c r4:85560400 [ 1336.757645][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.757696][ T32] r7:ddde2d80 r6:83018200 r5:8556078c r4:84aee500 [ 1336.757717][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.757810][ T32] r10:61c88647 r9:8490c800 r8:84aee52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.757935][ T32] r4:84aee500 [ 1336.757957][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.758004][ T32] r10:00000000 r9:84aee500 r8:8027f5e8 r7:ebc7de60 r6:84ad6380 r5:8490c800 [ 1336.758027][ T32] r4:00000001 [ 1336.758047][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.758083][ T32] Exception stack(0xebcd9fb0 to 0xebcd9ff8) [ 1336.758109][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.758137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.758164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.758240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.758265][ T32] r4:84ace5c0 [ 1336.758836][ T32] INFO: task kworker/1:768:5600 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.758878][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.759091][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.759149][ T32] Call trace: [ 1336.759179][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.759229][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.759252][ T32] r4:00000000 [ 1336.759272][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.759310][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.759370][ T32] 9d20: e84da000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.759404][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.759550][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.759578][ T32] r5:80000113 r4:80239bb0 [ 1336.759615][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.759682][ T32] r4:82ac11e4 [ 1336.759703][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.759755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.759780][ T32] r4:eae89dc0 [ 1336.759829][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.759880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.759950][ T32] r4:00000000 [ 1336.759973][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.760021][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.760044][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.760087][ T32] r5:00001000 r4:ecf8f000 [ 1336.760107][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.760146][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.760188][ T32] r5:85a3578c r4:85a35400 [ 1336.760209][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.760254][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.760275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.760323][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.760393][ T32] r4:848b5600 [ 1336.760417][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.760465][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.760517][ T32] r4:00000001 [ 1336.760540][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.760580][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.760606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.760635][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.760662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.760691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.760741][ T32] r4:847da040 [ 1336.760765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.760848][ T32] INFO: task kworker/1:769:5603 blocked for more than 463 seconds. [ 1336.760879][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.760903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.760924][ T32] task:kworker/1:769 state:D stack:0 pid:5603 tgid:5603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.761006][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.761051][ T32] Call trace: [ 1336.761179][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.761229][ T32] r10:82918888 r9:ebce9d84 r8:00000002 r7:60000013 r6:ebce9d8c r5:8490d400 [ 1336.761253][ T32] r4:8490d400 [ 1336.761273][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.761312][ T32] r5:8490d400 r4:82918884 [ 1336.761331][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.761390][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.761436][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce9e08 [ 1336.761458][ T32] r4:00000000 [ 1336.761477][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.761511][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.761550][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.761593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84acec40 [ 1336.761616][ T32] r4:00000000 [ 1336.761635][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.761709][ T32] r9:83018205 r8:8490d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1336.761734][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.761777][ T32] r5:00001000 r4:ebd05000 [ 1336.761797][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.761853][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.761899][ T32] r5:85561f8c r4:85561c00 [ 1336.761919][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.761976][ T32] r7:ddde2d80 r6:83018200 r5:85561f8c r4:84aee580 [ 1336.762000][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.762046][ T32] r10:61c88647 r9:8490d400 r8:84aee5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.762070][ T32] r4:84aee580 [ 1336.762089][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.762135][ T32] r10:00000000 r9:84aee580 r8:8027f5e8 r7:ebc7de60 r6:84ad6400 r5:8490d400 [ 1336.762243][ T32] r4:00000001 [ 1336.789361][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.789464][ T32] Exception stack(0xebce9fb0 to 0xebce9ff8) [ 1336.789499][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.789529][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.789561][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.789593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.789617][ T32] r4:84ace780 [ 1336.790353][ T32] INFO: task kworker/1:769:5603 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.790397][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.790469][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.790609][ T32] Call trace: [ 1336.790648][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.790701][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.790725][ T32] r4:00000000 [ 1336.790768][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.790812][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.790841][ T32] 9d20: e8818000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.790870][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.790895][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.790920][ T32] r5:80000113 r4:80239bb0 [ 1336.790963][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.791015][ T32] r4:82ac11e4 [ 1336.791036][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.791085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.791125][ T32] r4:eae89dc0 [ 1336.791148][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.791195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.791243][ T32] r4:00000000 [ 1336.791266][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.791315][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.791337][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.791391][ T32] r5:00001000 r4:ecf8f000 [ 1336.791412][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.791501][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.791548][ T32] r5:85a3578c r4:85a35400 [ 1336.791615][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.791666][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.791735][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.791787][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.791811][ T32] r4:848b5600 [ 1336.791832][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.791982][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.792009][ T32] r4:00000001 [ 1336.792029][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.792066][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.792244][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.805838][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.805939][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.805979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.806051][ T32] r4:847da040 [ 1336.806081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.806126][ T32] INFO: task kworker/1:770:5604 blocked for more than 463 seconds. [ 1336.806262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.806291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.806314][ T32] task:kworker/1:770 state:D stack:0 pid:5604 tgid:5604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.806424][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.806518][ T32] Call trace: [ 1336.806615][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.806674][ T32] r10:82918888 r9:ebcedd84 r8:00000002 r7:60000013 r6:ebcedd8c r5:8490ec00 [ 1336.806698][ T32] r4:8490ec00 [ 1336.806718][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.806758][ T32] r5:8490ec00 r4:82918884 [ 1336.806779][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.806817][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.806862][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcede08 [ 1336.806885][ T32] r4:00000000 [ 1336.806905][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.806942][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.806985][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.807029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ace980 [ 1336.807051][ T32] r4:00000000 [ 1336.807070][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.807117][ T32] r9:83018205 r8:8490ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1336.807188][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.807238][ T32] r5:00001000 r4:ebcf1000 [ 1336.807258][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.807299][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.807342][ T32] r5:8556138c r4:85561000 [ 1336.807519][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.807575][ T32] r7:ddde2d80 r6:83018200 r5:8556138c r4:84aee600 [ 1336.807649][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.807700][ T32] r10:61c88647 r9:8490ec00 r8:84aee62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.807822][ T32] r4:84aee600 [ 1336.807846][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.807900][ T32] r10:00000000 r9:84aee600 r8:8027f5e8 r7:ebce9e60 r6:84ad6480 r5:8490ec00 [ 1336.807925][ T32] r4:00000001 [ 1336.807945][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.808147][ T32] Exception stack(0xebcedfb0 to 0xebcedff8) [ 1336.808367][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.808485][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.808516][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.808599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.808655][ T32] r4:84ace8c0 [ 1336.809470][ T32] INFO: task kworker/1:770:5604 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.809512][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.809616][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.809665][ T32] Call trace: [ 1336.809881][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.809934][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.809958][ T32] r4:00000000 [ 1336.809978][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.810020][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.810049][ T32] 9d20: e8d68000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.810078][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.810104][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.810128][ T32] r5:80000113 r4:80239bb0 [ 1336.810148][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.810193][ T32] r4:82ac11e4 [ 1336.810213][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.810261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.810283][ T32] r4:eae89dc0 [ 1336.810303][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.810351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.810381][ T32] r4:00000000 [ 1336.810472][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.810523][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.810546][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.810607][ T32] r5:00001000 r4:ecf8f000 [ 1336.810628][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.810668][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.810710][ T32] r5:85a3578c r4:85a35400 [ 1336.810730][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.810775][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.810795][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.810923][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.811047][ T32] r4:848b5600 [ 1336.811070][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.811118][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.811140][ T32] r4:00000001 [ 1336.811160][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.811197][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.811223][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.811251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.811279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.811308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.811331][ T32] r4:847da040 [ 1336.811375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.811459][ T32] INFO: task kworker/1:771:5606 blocked for more than 463 seconds. [ 1336.811493][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.811523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.811547][ T32] task:kworker/1:771 state:D stack:0 pid:5606 tgid:5606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.811664][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.811714][ T32] Call trace: [ 1336.811827][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.811873][ T32] r10:82918888 r9:ebd01d84 r8:00000002 r7:60000013 r6:ebd01d8c r5:8490e000 [ 1336.811896][ T32] r4:8490e000 [ 1336.811916][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.811956][ T32] r5:8490e000 r4:82918884 [ 1336.812055][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.812132][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.812182][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd01e08 [ 1336.812261][ T32] r4:00000000 [ 1336.832893][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.833029][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.833164][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.833218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aceb80 [ 1336.833244][ T32] r4:00000000 [ 1336.833265][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.833314][ T32] r9:83018205 r8:8490e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1336.833695][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.833768][ T32] r5:00001000 r4:ebcf9000 [ 1336.833793][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.833835][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.833878][ T32] r5:85561b8c r4:85561800 [ 1336.833899][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.833947][ T32] r7:ddde2d80 r6:83018200 r5:85561b8c r4:84aee680 [ 1336.833999][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.834055][ T32] r10:61c88647 r9:8490e000 r8:84aee6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.834079][ T32] r4:84aee680 [ 1336.834100][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.834149][ T32] r10:00000000 r9:84aee680 r8:8027f5e8 r7:ebce9e60 r6:84ad6500 r5:8490e000 [ 1336.834172][ T32] r4:00000001 [ 1336.834192][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.834231][ T32] Exception stack(0xebd01fb0 to 0xebd01ff8) [ 1336.834260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.834319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.834350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.834386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.834409][ T32] r4:84acea00 [ 1336.835251][ T32] INFO: task kworker/1:771:5606 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.835393][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.835538][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.835589][ T32] Call trace: [ 1336.835654][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.835707][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.835733][ T32] r4:00000000 [ 1336.835754][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.835793][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.835821][ T32] 9d20: e9167000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.835896][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.835926][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.835951][ T32] r5:80000113 r4:80239bb0 [ 1336.835971][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.836016][ T32] r4:82ac11e4 [ 1336.836036][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.836084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.836206][ T32] r4:eae89dc0 [ 1336.836230][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.836323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.836348][ T32] r4:00000000 [ 1336.836372][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.836421][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.836457][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.836503][ T32] r5:00001000 r4:ecf8f000 [ 1336.836524][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.836569][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.836680][ T32] r5:85a3578c r4:85a35400 [ 1336.836705][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.836753][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.836773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.836820][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1336.836989][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.837307][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.837819][ T32] task:kworker/1:772 state:D stack:0 pid:5608 tgid:5608 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.838366][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd09e08 ** 9 printk messages dropped ** [ 1336.838901][ T32] r5:00001000 r4:eaf75000 [ 1336.838922][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.838962][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.839003][ T32] r5:85562b8c r4:85562800 [ 1336.839051][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.839106][ T32] r7:ddde2d80 r6:83018200 r5:85562b8c r4:84aee700 [ 1336.839194][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.839247][ T32] r10:61c88647 r9:855e2400 r8:84aee72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.839274][ T32] r4:84aee700 [ 1336.839295][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.839343][ T32] r10:00000000 r9:84aee700 r8:8027f5e8 r7:ebce9e60 r6:84ad6580 r5:855e2400 [ 1336.839406][ T32] r4:00000001 [ 1336.839429][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.839466][ T32] Exception stack(0xebd09fb0 to 0xebd09ff8) [ 1336.839493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.839522][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.839552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.839583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.839605][ T32] r4:84aceac0 [ 1336.840082][ T32] INFO: task kworker/1:772:5608 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.840203][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.840264][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.840308][ T32] Call trace: [ 1336.840360][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.840411][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.840454][ T32] r4:00000000 [ 1336.840478][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.840581][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.840696][ T32] 9d20: e9167000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.840810][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.840839][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.840863][ T32] r5:80000113 r4:80239bb0 [ 1336.840884][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.840928][ T32] r4:82ac11e4 [ 1336.840948][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.840995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.841017][ T32] r4:eae89dc0 [ 1336.841036][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.841080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.841102][ T32] r4:00000000 [ 1336.841121][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.841168][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.841189][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.841231][ T32] r5:00001000 r4:ecf8f000 [ 1336.841281][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.841394][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.841490][ T32] r5:85a3578c r4:85a35400 [ 1336.841514][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.841608][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.841632][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.841679][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.841704][ T32] r4:848b5600 [ 1336.841724][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.841769][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.841792][ T32] r4:00000001 [ 1336.841811][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.841848][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.841874][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.841948][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.841979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.842072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.842098][ T32] r4:847da040 [ 1336.842120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.842147][ T32] INFO: task kworker/1:773:5610 blocked for more than 463 seconds. [ 1336.842405][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.870942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.871056][ T32] task:kworker/1:773 state:D stack:0 pid:5610 tgid:5610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.871130][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.871215][ T32] Call trace: [ 1336.871330][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.871397][ T32] r10:82918888 r9:ebc39d84 r8:00000002 r7:60000013 r6:ebc39d8c r5:8559a400 [ 1336.871423][ T32] r4:8559a400 [ 1336.871444][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.871484][ T32] r5:8559a400 r4:82918884 [ 1336.871632][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.871677][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.871723][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc39e08 [ 1336.871755][ T32] r4:00000000 [ 1336.871775][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.871865][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.871914][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.871959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84acef00 [ 1336.871981][ T32] r4:00000000 [ 1336.872002][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.872049][ T32] r9:83018205 r8:8559a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1336.872071][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.872114][ T32] r5:00001000 r4:dfb35000 [ 1336.872135][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.872194][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.872914][ T32] r5:8556238c r4:85562000 [ 1336.872952][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.873015][ T32] r7:ddde2d80 r6:83018200 r5:8556238c r4:84aee780 [ 1336.873037][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.873086][ T32] r10:61c88647 r9:8559a400 r8:84aee7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.873110][ T32] r4:84aee780 [ 1336.873131][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.873177][ T32] r10:00000000 r9:84aee780 r8:8027f5e8 r7:ebd09e60 r6:84aee800 r5:8559a400 [ 1336.873200][ T32] r4:00000001 [ 1336.873220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.873259][ T32] Exception stack(0xebc39fb0 to 0xebc39ff8) ** 3 printk messages dropped ** [ 1336.873383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1336.874763][ T32] r4:00000000 [ 1336.874787][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.874858][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.874892][ T32] 9d20: e9661000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.874922][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.874948][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.874972][ T32] r5:80000113 r4:80239bb0 [ 1336.875074][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.875125][ T32] r4:82ac11e4 [ 1336.875146][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.875195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.875218][ T32] r4:eae89dc0 [ 1336.875238][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.875284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.875306][ T32] r4:00000000 [ 1336.875343][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.875436][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.875463][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.875507][ T32] r5:00001000 r4:ecf8f000 [ 1336.875528][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.875567][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.875762][ T32] r5:85a3578c r4:85a35400 [ 1336.875787][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.875836][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1336.875857][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.875903][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.875925][ T32] r4:848b5600 [ 1336.875974][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.876025][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1336.876094][ T32] r4:00000001 [ 1336.876119][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.876223][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1336.876256][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.876288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.876348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.876389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.876415][ T32] r4:847da040 [ 1336.876467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1336.876667][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.877113][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.877154][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.877199][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc9e08 [ 1336.877222][ T32] r4:00000000 [ 1336.877243][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.877303][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.877347][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.877401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854babc0 [ 1336.877425][ T32] r4:00000000 [ 1336.877447][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.877492][ T32] r9:83018205 r8:85523c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.877514][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.877574][ T32] r5:00001000 r4:eae0d000 [ 1336.877598][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.877639][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.877681][ T32] r5:8556178c r4:85561400 [ 1336.877702][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.877751][ T32] r7:ddde2d80 r6:83018200 r5:8556178c r4:84aee880 [ 1336.877773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.877820][ T32] r10:61c88647 r9:85523c00 r8:84aee8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.877844][ T32] r4:84aee880 [ 1336.877864][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.878065][ T32] r10:00000000 r9:84aee880 r8:8027f5e8 r7:ebd09e60 r6:84ad6600 r5:85523c00 [ 1336.878094][ T32] r4:00000001 [ 1336.878115][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.878152][ T32] Exception stack(0xebcc9fb0 to 0xebcc9ff8) ** 2 printk messages dropped ** [ 1336.878236][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.878868][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.879189][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 5 printk messages dropped ** [ 1336.879382][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1336.879556][ T32] r4:eae89dc0 ** 4 printk messages dropped ** [ 1336.879753][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 ** 7 printk messages dropped ** [ 1336.880015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1336.880692][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 7 printk messages dropped ** [ 1336.880955][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1336.881130][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.881241][ T32] r10:82918888 r9:eb9fdd84 r8:00000002 r7:60000113 r6:eb9fdd8c r5:855e8000 [ 1336.881270][ T32] r4:855e8000 [ 1336.881292][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.881332][ T32] r5:855e8000 r4:82918884 [ 1336.881355][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.881473][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.881588][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9fde08 [ 1336.881620][ T32] r4:00000000 [ 1336.881644][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.881682][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.881722][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.881769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9340 [ 1336.881794][ T32] r4:00000000 [ 1336.881815][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.881860][ T32] r9:83018205 r8:855e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1336.881882][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.881924][ T32] r5:00001000 r4:eb1a9000 [ 1336.881945][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.881984][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.882026][ T32] r5:8556338c r4:85563000 [ 1336.882113][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.905090][ T32] r7:ddde2d80 r6:83018200 r5:8556338c r4:84aee900 [ 1336.905213][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.905295][ T32] r10:61c88647 r9:855e8000 r8:84aee92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.905321][ T32] r4:84aee900 [ 1336.905343][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.905425][ T32] r10:00000000 r9:84aee900 r8:8027f5e8 r7:ebd09e60 r6:84ad6680 r5:855e8000 [ 1336.905473][ T32] r4:00000001 [ 1336.905500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.905585][ T32] Exception stack(0xeb9fdfb0 to 0xeb9fdff8) [ 1336.905624][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.905773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.905807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.905889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.905918][ T32] r4:84acef80 [ 1336.906771][ T32] INFO: task kworker/1:775:5616 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.906819][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.907001][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.907067][ T32] Call trace: [ 1336.907102][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.907155][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.907183][ T32] r4:00000000 [ 1336.907205][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.907245][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.907275][ T32] 9d20: e9b9c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.907306][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.907332][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.907357][ T32] r5:80000113 r4:80239bb0 [ 1336.907636][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.907716][ T32] r4:82ac11e4 [ 1336.907741][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.907793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.907817][ T32] r4:eae89dc0 [ 1336.907838][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.907884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.907910][ T32] r4:00000000 [ 1336.907931][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.907981][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1336.908005][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.908051][ T32] r5:00001000 r4:ecf8f000 [ 1336.908098][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.908170][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.908321][ T32] r5:85a3578c r4:85a35400 [ 1336.908349][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.908407][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 2 printk messages dropped ** [ 1336.908617][ T32] r4:848b5600 ** 6 printk messages dropped ** [ 1336.908889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.909357][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.909681][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1336.909974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d92c0 [ 1336.910043][ T32] r4:00000000 [ 1336.910087][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.910155][ T32] r9:83018205 r8:855e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1336.910196][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.910262][ T32] r5:00001000 r4:eb067000 [ 1336.910283][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.910430][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.910479][ T32] r5:85562f8c r4:85562c00 [ 1336.910500][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.910601][ T32] r7:ddde2d80 r6:83018200 r5:85562f8c r4:84aee980 [ 1336.910631][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.910679][ T32] r10:61c88647 r9:855e8c00 r8:84aee9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.910703][ T32] r4:84aee980 [ 1336.910783][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.910840][ T32] r10:00000000 r9:84aee980 r8:8027f5e8 r7:eb9fde60 r6:84ad6700 r5:855e8c00 [ 1336.910896][ T32] r4:00000001 [ 1336.910919][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.910957][ T32] Exception stack(0xebba1fb0 to 0xebba1ff8) [ 1336.910991][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.911047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.911079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.911110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.911133][ T32] r4:847d9080 [ 1336.911539][ T32] INFO: task kworker/1:776:5618 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.911570][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.911646][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.911698][ T32] Call trace: [ 1336.911727][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.911773][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.911877][ T32] r4:00000000 [ 1336.911904][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.911945][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.911974][ T32] 9d20: e9b9c000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.912016][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.912046][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.912072][ T32] r5:80000113 r4:80239bb0 [ 1336.912092][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1336.940541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 8 printk messages dropped ** [ 1336.940865][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1336.941169][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.941602][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.941723][ T32] INFO: task kworker/1:777:5620 blocked for more than 463 seconds. [ 1336.941757][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.941826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.941852][ T32] task:kworker/1:777 state:D stack:0 pid:5620 tgid:5620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.941911][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.941956][ T32] Call trace: [ 1336.942196][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1336.942307][ T32] r10:82918888 r9:ebbadd84 r8:00000002 r7:60000113 r6:ebbadd8c r5:855e9800 [ 1336.946637][ T32] r4:855e9800 [ 1336.946730][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1336.946844][ T32] r5:855e9800 r4:82918884 [ 1336.946980][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.947123][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.947244][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbade08 [ 1336.947303][ T32] r4:00000000 [ 1336.947419][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1336.947506][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1336.947594][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.947709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d94c0 [ 1336.947770][ T32] r4:00000000 [ 1336.947818][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.947915][ T32] r9:83018205 r8:855e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1336.947967][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.948120][ T32] r5:00001000 r4:eb355000 [ 1336.948177][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.948257][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.948418][ T32] r5:8556278c r4:85562400 [ 1336.948477][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.948590][ T32] r7:ddde2d80 r6:83018200 r5:8556278c r4:84aeea00 [ 1336.948698][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.948814][ T32] r10:61c88647 r9:855e9800 r8:84aeea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.948871][ T32] r4:84aeea00 [ 1336.948919][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.949015][ T32] r10:00000000 r9:84aeea00 r8:8027f5e8 r7:eb9fde60 r6:84ad6780 r5:855e9800 [ 1336.949067][ T32] r4:00000001 [ 1336.949116][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.949196][ T32] Exception stack(0xebbadfb0 to 0xebbadff8) [ 1336.949257][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.949321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.949389][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.949471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.949539][ T32] r4:847d94c0 [ 1336.950305][ T32] INFO: task kworker/1:777:5620 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.950343][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.950463][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.950546][ T32] Call trace: ** 1 printk messages dropped ** [ 1336.950933][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1336.951293][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.951780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1336.976165][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1336.976735][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.977153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1336.977643][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.978285][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.978812][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.978864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536bd00 [ 1336.978888][ T32] r4:00000000 [ 1336.978908][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1336.979021][ T32] r9:83018005 r8:855eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1336.979047][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.979091][ T32] r5:00001000 r4:ebd93000 [ 1336.979112][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1336.979152][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.979193][ T32] r5:85650f8c r4:85650c00 [ 1336.979241][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.979290][ T32] r7:dddced80 r6:83018000 r5:85650f8c r4:84ad6800 [ 1336.979316][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.979377][ T32] r10:61c88647 r9:855eb000 r8:84ad682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.979403][ T32] r4:84ad6800 [ 1336.979422][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.979469][ T32] r10:00000000 r9:84ad6800 r8:8027f5e8 r7:ebbd5e60 r6:84ad6880 r5:855eb000 [ 1336.979492][ T32] r4:00000001 [ 1336.979645][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.979776][ T32] Exception stack(0xebbcdfb0 to 0xebbcdff8) [ 1336.979806][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.979835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.979875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.979908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.979984][ T32] r4:84a85380 [ 1336.980734][ T32] INFO: task kworker/0:464:5622 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1336.980767][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.980825][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.981007][ T32] Call trace: [ 1336.981101][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1336.981152][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1336.981177][ T32] r4:00000000 [ 1336.981196][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.981259][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1336.981328][ T32] 9d20: ea4cf000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1336.981411][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1336.981498][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1336.981566][ T32] r5:80000113 r4:80239bb0 [ 1336.981619][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.981719][ T32] r4:82ac11e4 [ 1336.981772][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.981884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1336.981945][ T32] r4:eae89dc0 [ 1336.982023][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1336.982130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1336.989813][ T32] r4:00000000 [ 1336.989882][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1336.990204][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 5 printk messages dropped ** [ 1336.990435][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.990664][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.991093][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.991620][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 ** 9 printk messages dropped ** [ 1336.992109][ T32] r5:00001000 r4:eb6e7000 [ 1336.992216][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1337.009318][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.010040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.010906][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.011143][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.011240][ T32] Call trace: [ 1337.011425][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.011489][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1337.011518][ T32] r4:00000000 [ 1337.011558][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.011794][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1337.011914][ T32] 9d20: ea6a3000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1337.011953][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1337.011986][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.012016][ T32] r5:80000113 r4:80239bb0 [ 1337.012042][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.012099][ T32] r4:82ac11e4 [ 1337.012123][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.026155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1337.026327][ T32] r4:eae89dc0 [ 1337.026396][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.026530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1337.026607][ T32] r4:00000000 [ 1337.026663][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.026769][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1337.026825][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.026928][ T32] r5:00001000 r4:ecf8f000 [ 1337.026983][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.027092][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.027199][ T32] r5:85a3578c r4:85a35400 [ 1337.027251][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.027357][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1337.027422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.027559][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.027628][ T32] r4:848b5600 [ 1337.027680][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.027777][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1337.027825][ T32] r4:00000001 [ 1337.027876][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.027968][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1337.028037][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.028107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.028209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.028287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.028344][ T32] r4:847da040 ** 1 printk messages dropped ** [ 1337.028500][ T32] INFO: task kworker/1:779:5625 blocked for more than 463 seconds. ** 5 printk messages dropped ** [ 1337.029176][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1337.029329][ T32] r4:855ec800 [ 1337.029385][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.029473][ T32] r5:855ec800 r4:82918884 [ 1337.029525][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.029619][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.029720][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd21e08 [ 1337.029774][ T32] r4:00000000 [ 1337.029820][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.029907][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.029996][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.030095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9640 [ 1337.030149][ T32] r4:00000000 [ 1337.030195][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.030296][ T32] r9:83018205 r8:855ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 ** 1 printk messages dropped ** [ 1337.030448][ T32] r5:00001000 r4:eb3a9000 [ 1337.030497][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.030605][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.030681][ T32] r5:85563b8c r4:85563800 ** 3 printk messages dropped ** [ 1337.030846][ T32] r10:61c88647 r9:855ec800 r8:84aeeb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.031326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.053204][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 8 printk messages dropped ** [ 1337.053822][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1337.054141][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1337.054522][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1337.054863][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.055049][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.055391][ T32] task:kworker/1:780 state:D stack:0 pid:5627 tgid:5627 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.055882][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.056264][ T32] r5:00001000 r4:eb429000 [ 1337.056285][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.056325][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.056392][ T32] r5:85563f8c r4:85563c00 [ 1337.056441][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.056503][ T32] r7:ddde2d80 r6:83018200 r5:85563f8c r4:84aeeb80 [ 1337.056558][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.056608][ T32] r10:61c88647 r9:855ed400 r8:84aeebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.056632][ T32] r4:84aeeb80 [ 1337.056774][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.056824][ T32] r10:00000000 r9:84aeeb80 r8:8027f5e8 r7:ebd1de60 r6:84ad6a00 r5:855ed400 [ 1337.056848][ T32] r4:00000001 [ 1337.056868][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.056904][ T32] Exception stack(0xebd25fb0 to 0xebd25ff8) [ 1337.056930][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.056958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.056985][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.057014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.057036][ T32] r4:847d9900 [ 1337.057763][ T32] INFO: task kworker/1:780:5627 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1337.057797][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.057993][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.058083][ T32] Call trace: [ 1337.058203][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.058255][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1337.058279][ T32] r4:00000000 [ 1337.058329][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.058375][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1337.058405][ T32] 9d20: eab56000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1337.058433][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1337.058477][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.058505][ T32] r5:80000113 r4:80239bb0 [ 1337.058576][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.058627][ T32] r4:82ac11e4 [ 1337.058660][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.058714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1337.058737][ T32] r4:eae89dc0 [ 1337.058757][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.058802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1337.058825][ T32] r4:00000000 [ 1337.058880][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.058930][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1337.058955][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.059095][ T32] r5:00001000 r4:ecf8f000 [ 1337.059119][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1337.059338][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.059834][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.060210][ T32] task:kworker/1:781 state:D stack:0 pid:5629 tgid:5629 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.060846][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.061073][ T32] r5:00001000 r4:eb471000 [ 1337.061093][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.061131][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.061172][ T32] r5:8564838c r4:85648000 ** 1 printk messages dropped ** [ 1337.061238][ T32] r7:ddde2d80 r6:83018200 r5:8564838c r4:84aeec00 ** 5 printk messages dropped ** [ 1337.061523][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.061785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.084036][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 7 printk messages dropped ** [ 1337.084246][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1337.084768][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.085300][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.085610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.085637][ T32] r4:847da040 [ 1337.085661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.085688][ T32] INFO: task kworker/1:782:5631 blocked for more than 463 seconds. [ 1337.085720][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.085775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.085800][ T32] task:kworker/1:782 state:D stack:0 pid:5631 tgid:5631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.085958][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.086020][ T32] Call trace: [ 1337.086050][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.086094][ T32] r10:82918888 r9:ebd35d84 r8:00000002 r7:60000113 r6:ebd35d8c r5:855ee000 [ 1337.086117][ T32] r4:855ee000 [ 1337.086163][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.086264][ T32] r5:855ee000 r4:82918884 [ 1337.086287][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.086326][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.086403][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd35e08 [ 1337.086595][ T32] r4:00000000 [ 1337.086621][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.086716][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.086760][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.086834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9840 [ 1337.086861][ T32] r4:00000000 [ 1337.086880][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.086925][ T32] r9:83018205 r8:855ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1337.087050][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.087096][ T32] r5:00001000 r4:eb649000 [ 1337.087142][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.087188][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.087359][ T32] r5:8564878c r4:85648400 [ 1337.087403][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.087452][ T32] r7:ddde2d80 r6:83018200 r5:8564878c r4:84aeec80 [ 1337.087475][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.087579][ T32] r10:61c88647 r9:855ee000 r8:84aeecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.087615][ T32] r4:84aeec80 [ 1337.087698][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.087749][ T32] r10:00000000 r9:84aeec80 r8:8027f5e8 r7:ebd1de60 r6:84ad6b00 r5:855ee000 [ 1337.087800][ T32] r4:00000001 [ 1337.087825][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.087910][ T32] Exception stack(0xebd35fb0 to 0xebd35ff8) [ 1337.088019][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.088052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.088079][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.088108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.088130][ T32] r4:847d9800 [ 1337.088723][ T32] INFO: task kworker/1:782:5631 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1337.088755][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.088842][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.089177][ T32] Call trace: [ 1337.089210][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.089290][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1337.089388][ T32] r4:00000000 [ 1337.089416][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.089460][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1337.089506][ T32] 9d20: eaf86000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1337.089618][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1337.089649][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.089674][ T32] r5:80000113 r4:80239bb0 [ 1337.089695][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.089766][ T32] r4:82ac11e4 [ 1337.089790][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.089921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1337.089949][ T32] r4:eae89dc0 [ 1337.089970][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.090068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1337.090095][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.090225][ T32] r5:00001000 r4:ecf8f000 ** 4 printk messages dropped ** [ 1337.090501][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 2 printk messages dropped ** [ 1337.090610][ T32] r4:848b5600 [ 1337.090657][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.090734][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1337.090762][ T32] r4:00000001 [ 1337.090860][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.090903][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1337.090975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.091008][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.091035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.091065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.091087][ T32] r4:847da040 [ 1337.091107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.091159][ T32] INFO: task kworker/1:783:5633 blocked for more than 463 seconds. [ 1337.091295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.091349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.091407][ T32] task:kworker/1:783 state:D stack:0 pid:5633 tgid:5633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.091456][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.091498][ T32] Call trace: [ 1337.091528][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.091586][ T32] r10:82918888 r9:ebd19d84 r8:00000002 r7:60000113 r6:ebd19d8c r5:85599800 [ 1337.091631][ T32] r4:85599800 [ 1337.091655][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.091695][ T32] r5:85599800 r4:82918884 [ 1337.091715][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.091751][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.091793][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd19e08 [ 1337.091897][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.092064][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.115131][ T32] r5:00001000 r4:eb749000 [ 1337.115154][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.115196][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.115385][ T32] r10:61c88647 r9:85599800 r8:84aeed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.115676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1337.117052][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 ** 8 printk messages dropped ** [ 1337.117592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 ** 9 printk messages dropped ** [ 1337.118158][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 ** 7 printk messages dropped ** [ 1337.118396][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 7 printk messages dropped ** [ 1337.118678][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1337.118895][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1337.119550][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.119788][ T32] r5:00001000 r4:eb797000 [ 1337.119808][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1337.119911][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.120072][ T32] r10:61c88647 r9:8559bc00 r8:84aeee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.120095][ T32] r4:84aeee00 [ 1337.120114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.120158][ T32] r10:00000000 r9:84aeee00 r8:8027f5e8 r7:ebd19e60 r6:84aeee80 r5:8559bc00 [ 1337.120181][ T32] r4:00000001 [ 1337.120200][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.120235][ T32] Exception stack(0xebd39fb0 to 0xebd39ff8) [ 1337.120261][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.120291][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.120320][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.120466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.120524][ T32] r4:847d9cc0 [ 1337.120893][ T32] INFO: task kworker/1:784:5636 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1337.120925][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.121099][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.121144][ T32] Call trace: [ 1337.121172][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.121217][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1337.121257][ T32] r4:00000000 [ 1337.121281][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.121320][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1337.121349][ T32] 9d20: eb2bc000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1337.121448][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1337.121479][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.121506][ T32] r5:80000113 r4:80239bb0 [ 1337.121556][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.121655][ T32] r4:82ac11e4 [ 1337.121679][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.121729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1337.121832][ T32] r4:eae89dc0 [ 1337.121856][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.121903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1337.121925][ T32] r4:00000000 [ 1337.121944][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.121989][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1337.122011][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.122053][ T32] r5:00001000 r4:ecf8f000 [ 1337.122074][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.122112][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.122238][ T32] r5:85a3578c r4:85a35400 [ 1337.144595][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.144685][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1337.144711][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.144761][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.144786][ T32] r4:848b5600 [ 1337.144806][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.144855][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1337.144878][ T32] r4:00000001 [ 1337.144899][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.144992][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1337.145026][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.145056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.145173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.145208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.145388][ T32] r4:847da040 [ 1337.145417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1337.145504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1337.146058][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.146380][ T32] r9:83018205 r8:84900c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 1 printk messages dropped ** [ 1337.146448][ T32] r5:00001000 r4:eb81d000 [ 1337.146560][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.146607][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.146952][ T32] r4:84aeef00 ** 6 printk messages dropped ** [ 1337.147336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.147447][ T32] r4:847d9b80 [ 1337.148183][ T32] INFO: task kworker/1:785:5637 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1337.148223][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.148282][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.148326][ T32] Call trace: [ 1337.148357][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.148412][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1337.148437][ T32] r4:00000000 [ 1337.148458][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.148496][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1337.148525][ T32] 9d20: eb606000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1337.148554][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1337.148579][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.148634][ T32] r5:80000113 r4:80239bb0 [ 1337.148726][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.148775][ T32] r4:82ac11e4 [ 1337.148796][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.148847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1337.148870][ T32] r4:eae89dc0 [ 1337.148919][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.148971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1337.148994][ T32] r4:00000000 [ 1337.149013][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.149096][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1337.149122][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.149166][ T32] r5:00001000 r4:ecf8f000 [ 1337.149186][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.149241][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.149290][ T32] r5:85a3578c r4:85a35400 [ 1337.149311][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.149443][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1337.149470][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.149518][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.149542][ T32] r4:848b5600 [ 1337.149621][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.149672][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 ** 5 printk messages dropped ** [ 1337.150041][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1337.150597][ T32] r4:84900000 ** 7 printk messages dropped ** [ 1337.150933][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.151177][ T32] r5:00001000 r4:eb7cb000 [ 1337.151197][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1337.151444][ T32] r4:84aeef80 ** 8 printk messages dropped ** [ 1337.151732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1337.170839][ T32] Exception stack(0xeae89d28 to 0xeae89d70) ** 7 printk messages dropped ** [ 1337.171285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 ** 13 printk messages dropped ** [ 1337.171932][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1337.179751][ T32] r4:847da040 ** 5 printk messages dropped ** [ 1337.180096][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1337.181062][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.181340][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1337.181650][ T32] r5:00001000 r4:eb7e3000 ** 3 printk messages dropped ** [ 1337.181782][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1337.194688][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.195714][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.196021][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 6 printk messages dropped ** [ 1337.196265][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.196317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1337.196343][ T32] r4:00000000 [ 1337.196363][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.196475][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1337.196574][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.196672][ T32] r5:00001000 r4:ecf8f000 [ 1337.196698][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.196742][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.196787][ T32] r5:85a3578c r4:85a35400 [ 1337.196809][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.196890][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1337.196916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.196987][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.197014][ T32] r4:848b5600 [ 1337.197035][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.197082][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1337.197106][ T32] r4:00000001 [ 1337.197166][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.197208][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1337.197262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.197355][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.197390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.197422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.197451][ T32] r4:847da040 [ 1337.197473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.197502][ T32] INFO: task kworker/1:788:5643 blocked for more than 463 seconds. [ 1337.197534][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.197560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.197581][ T32] task:kworker/1:788 state:D stack:0 pid:5643 tgid:5643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.197630][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.197672][ T32] Call trace: [ 1337.197870][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.197919][ T32] r10:82918888 r9:ebd41d84 r8:00000002 r7:60000013 r6:ebd41d8c r5:8559c800 [ 1337.197942][ T32] r4:8559c800 [ 1337.197962][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.198001][ T32] r5:8559c800 r4:82918884 [ 1337.198022][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.198062][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.198106][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd41e08 [ 1337.198175][ T32] r4:00000000 [ 1337.198281][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.198346][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.198393][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.198439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9f00 [ 1337.198575][ T32] r4:00000000 [ 1337.198643][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1337.198814][ T32] r5:00001000 r4:eb7fd000 [ 1337.198836][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.198877][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.199124][ T32] r7:ddde2d80 r6:83018200 r5:8564a38c r4:84820080 ** 7 printk messages dropped ** [ 1337.199366][ T32] Exception stack(0xebd41fb0 to 0xebd41ff8) ** 6 printk messages dropped ** [ 1337.199997][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1337.200666][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1337.201239][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1337.201717][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1337.222887][ T32] INFO: task kworker/1:789:5646 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1337.223376][ T32] r5:8559d400 r4:82918884 ** 6 printk messages dropped ** [ 1337.223640][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.224000][ T32] r5:00001000 r4:eb83b000 ** 1 printk messages dropped ** [ 1337.224164][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.224662][ T32] r10:00000000 r9:84820180 r8:8027f5e8 r7:ebd45e60 r6:84820200 r5:8559d400 ** 7 printk messages dropped ** [ 1337.225012][ T32] r4:853690c0 ** 6 printk messages dropped ** [ 1337.226074][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.226342][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 14 printk messages dropped ** [ 1337.226957][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.227349][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) ** 7 printk messages dropped ** [ 1337.227567][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1337.227789][ T32] r4:8559e000 ** 7 printk messages dropped ** [ 1337.228061][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.228287][ T32] r5:00001000 r4:eb9f7000 ** 3 printk messages dropped ** [ 1337.228414][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.228764][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.229455][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.229500][ T32] Call trace: [ 1337.229572][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.229622][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1337.229646][ T32] r4:00000000 [ 1337.229665][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.229702][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1337.229729][ T32] 9d20: ebfca000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1337.229757][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1337.229794][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.229821][ T32] r5:80000113 r4:80239bb0 [ 1337.229842][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.229904][ T32] r4:82ac11e4 [ 1337.229928][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.229993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1337.230031][ T32] r4:eae89dc0 [ 1337.230078][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.230127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1337.230150][ T32] r4:00000000 [ 1337.230170][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.230216][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1337.230259][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.230308][ T32] r5:00001000 r4:ecf8f000 [ 1337.230329][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.230373][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.230417][ T32] r5:85a3578c r4:85a35400 [ 1337.230462][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.230514][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1337.230605][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.230659][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.230682][ T32] r4:848b5600 [ 1337.230777][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.230828][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1337.230851][ T32] r4:00000001 [ 1337.230872][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.230908][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1337.230933][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.230961][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.230990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.231020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.231042][ T32] r4:847da040 [ 1337.231061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.231085][ T32] INFO: task kworker/1:791:5649 blocked for more than 463 seconds. [ 1337.231136][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.231163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.231184][ T32] task:kworker/1:791 state:D stack:0 pid:5649 tgid:5649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.231226][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.231291][ T32] Call trace: [ 1337.231557][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.231603][ T32] r10:82918888 r9:ebd61d84 r8:00000002 r7:60000113 r6:ebd61d8c r5:8559ec00 [ 1337.231627][ T32] r4:8559ec00 [ 1337.231646][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.231693][ T32] r5:8559ec00 r4:82918884 [ 1337.231740][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.231799][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.231944][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 [ 1337.231973][ T32] r4:00000000 [ 1337.231994][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.232031][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.232069][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.232134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85369480 [ 1337.258285][ T32] r4:00000000 [ 1337.258382][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.258459][ T32] r9:83018205 r8:8559ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1337.258484][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.258530][ T32] r5:00001000 r4:eb853000 [ 1337.258579][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.258625][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.258671][ T32] r5:8564af8c r4:8564ac00 [ 1337.258694][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.258746][ T32] r7:ddde2d80 r6:83018200 r5:8564af8c r4:84820380 [ 1337.258768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.258817][ T32] r10:61c88647 r9:8559ec00 r8:848203ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.258841][ T32] r4:84820380 [ 1337.258908][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.258962][ T32] r10:00000000 r9:84820380 r8:8027f5e8 r7:ebbb9e60 r6:84820400 r5:8559ec00 [ 1337.258986][ T32] r4:00000001 [ 1337.259007][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.259046][ T32] Exception stack(0xebd61fb0 to 0xebd61ff8) [ 1337.259075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.259103][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.259130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.259160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1337.260584][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 ** 7 printk messages dropped ** [ 1337.260836][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1337.261339][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.261787][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.261957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1337.274872][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.275117][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1337.275742][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1337.275959][ T32] r5:00001000 r4:eb9d5000 [ 1337.275985][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1337.276231][ T32] r10:61c88647 r9:85598c00 r8:848204ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.276738][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.277632][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.277681][ T32] Call trace: [ 1337.277739][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.277810][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1337.277838][ T32] r4:00000000 [ 1337.277857][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.277900][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1337.277928][ T32] 9d20: ec8b6000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1337.277981][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1337.278046][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.278075][ T32] r5:80000113 r4:80239bb0 [ 1337.278096][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.278167][ T32] r4:82ac11e4 [ 1337.278191][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.278255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1337.278281][ T32] r4:eae89dc0 [ 1337.278301][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.278348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1337.278375][ T32] r4:00000000 [ 1337.278395][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.278443][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1337.278466][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.278510][ T32] r5:00001000 r4:ecf8f000 [ 1337.278580][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.278627][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.278670][ T32] r5:85a3578c r4:85a35400 [ 1337.278690][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.278735][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1337.278755][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.278825][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.278874][ T32] r4:848b5600 [ 1337.278897][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.278965][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1337.279014][ T32] r4:00000001 [ 1337.279037][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.279075][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1337.279101][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.279130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.279158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.279187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.279210][ T32] r4:847da040 [ 1337.279232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.279258][ T32] INFO: task kworker/1:793:5653 blocked for more than 463 seconds. [ 1337.279289][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.279314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.279350][ T32] task:kworker/1:793 state:D stack:0 pid:5653 tgid:5653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.279414][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.279484][ T32] Call trace: [ 1337.279514][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.279563][ T32] r10:82918888 r9:ebd6dd84 r8:00000002 r7:60000013 r6:ebd6dd8c r5:85598000 [ 1337.279587][ T32] r4:85598000 [ 1337.279606][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.279646][ T32] r5:85598000 r4:82918884 [ 1337.279665][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.279701][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.279744][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd6de08 [ 1337.279766][ T32] r4:00000000 [ 1337.279785][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.279820][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.279878][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.279927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750040 [ 1337.279949][ T32] r4:00000000 [ 1337.279968][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.280036][ T32] r9:83018205 r8:85598000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1337.280063][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.280107][ T32] r5:00001000 r4:ebbd9000 [ 1337.280127][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.280168][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.280226][ T32] r5:8565038c r4:85650000 [ 1337.280250][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.280321][ T32] r7:ddde2d80 r6:83018200 r5:8565038c r4:84820580 [ 1337.280373][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.280422][ T32] r10:61c88647 r9:85598000 r8:848205ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.280446][ T32] r4:84820580 [ 1337.280465][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.280511][ T32] r10:00000000 r9:84820580 r8:8027f5e8 r7:ebbb9e60 r6:84820600 r5:85598000 [ 1337.280535][ T32] r4:00000001 [ 1337.280555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.280591][ T32] Exception stack(0xebd6dfb0 to 0xebd6dff8) [ 1337.280617][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.280668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.280698][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1337.280750][ T32] r4:85369640 ** 3 printk messages dropped ** [ 1337.281279][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.281508][ T32] 9d20: ec8b6000 ecf31000 00000001 80239b98 7f37f000 00000001 ** 8 printk messages dropped ** [ 1337.281763][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1337.304815][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.305131][ T32] r4:848b5600 ** 5 printk messages dropped ** [ 1337.305357][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.305620][ T32] task:kworker/1:794 state:D stack:0 pid:5655 tgid:5655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.306043][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd71e08 ** 8 printk messages dropped ** [ 1337.306382][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.306424][ T32] r5:00001000 r4:ebb47000 [ 1337.306444][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.306483][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.306526][ T32] r5:8564bb8c r4:8564b800 [ 1337.306546][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.306608][ T32] r7:ddde2d80 r6:83018200 r5:8564bb8c r4:84820680 [ 1337.306630][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.306678][ T32] r10:61c88647 r9:85593c00 r8:848206ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.306700][ T32] r4:84820680 [ 1337.306719][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.306787][ T32] r10:00000000 r9:84820680 r8:8027f5e8 r7:ebd6de60 r6:84820700 r5:85593c00 [ 1337.306815][ T32] r4:00000001 [ 1337.306834][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.306871][ T32] Exception stack(0xebd71fb0 to 0xebd71ff8) [ 1337.306897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.306925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.306952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.306982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.307004][ T32] r4:85369800 [ 1337.307720][ T32] INFO: task kworker/1:794:5655 is blocked on a mutex likely owned by task kworker/1:364:4416. [ 1337.307781][ T32] task:kworker/1:364 state:R running task stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.307843][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.307886][ T32] Call trace: [ 1337.307915][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.307960][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1337.307984][ T32] r4:00000000 [ 1337.308004][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.308042][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1337.308083][ T32] 9d20: eccf5000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1337.308117][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1337.308177][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.308206][ T32] r5:80000113 r4:80239bb0 [ 1337.308229][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.308276][ T32] r4:82ac11e4 [ 1337.308297][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.308345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1337.308372][ T32] r4:eae89dc0 [ 1337.308393][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.308441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1337.308464][ T32] r4:00000000 [ 1337.308485][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.308532][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1337.308553][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.308594][ T32] r5:00001000 r4:ecf8f000 [ 1337.308614][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.308683][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.308731][ T32] r5:85a3578c r4:85a35400 [ 1337.308783][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.308835][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1337.308857][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.308926][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.308960][ T32] r4:848b5600 [ 1337.309004][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.309063][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1337.309087][ T32] r4:00000001 [ 1337.309106][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.309142][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1337.309168][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.309195][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.309327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.309671][ T32] r4:85610c00 ** 4 printk messages dropped ** [ 1337.309865][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd75e08 ** 9 printk messages dropped ** [ 1337.310173][ T32] r5:00001000 r4:ebb91000 [ 1337.310193][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.310233][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.310339][ T32] r7:ddde2d80 r6:83018200 r5:8564bf8c r4:84820780 ** 7 printk messages dropped ** [ 1337.310675][ T32] Exception stack(0xebd75fb0 to 0xebd75ff8) ** 7 printk messages dropped ** [ 1337.311286][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.311435][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.311692][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1337.311943][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.326219][ T32] r5:85a3578c r4:85a35400 ** 4 printk messages dropped ** [ 1337.326396][ T32] r4:848b5600 ** 5 printk messages dropped ** [ 1337.326711][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.326986][ T32] task:kworker/1:796 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.327490][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.327729][ T32] r5:00001000 r4:ebbc1000 ** 1 printk messages dropped ** [ 1337.327790][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.328213][ T32] Exception stack(0xebd69fb0 to 0xebd69ff8) ** 7 printk messages dropped ** [ 1337.329238][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.329307][ T32] Call trace: [ 1337.329341][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.329394][ T32] r10:82ac11c4 r9:85169800 r8:80200be4 r7:eae89d5c r6:ffffffff r5:85169800 [ 1337.329419][ T32] r4:00000000 [ 1337.329438][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.329477][ T32] Exception stack(0xeae89d28 to 0xeae89d70) [ 1337.329505][ T32] 9d20: ecf01000 ecf31000 00000001 80239b98 7f37f000 00000001 [ 1337.329534][ T32] 9d40: 82ac05a0 7f37f000 ecf31000 8280c930 82ac11c4 eae89da4 eae89da8 eae89d78 [ 1337.329562][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.329585][ T32] r5:80000113 r4:80239bb0 [ 1337.329606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.329651][ T32] r4:82ac11e4 [ 1337.329671][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.329720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae89dc0 r5:eae89e08 [ 1337.329741][ T32] r4:eae89dc0 [ 1337.329761][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.329804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587c780 [ 1337.329828][ T32] r4:00000000 [ 1337.329847][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.329916][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1337.329942][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.329987][ T32] r5:00001000 r4:ecf8f000 [ 1337.330007][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.330049][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.330114][ T32] r5:85a3578c r4:85a35400 [ 1337.330139][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.330188][ T32] r7:ddde2d80 r6:83018200 r5:85a3578c r4:848b5600 [ 1337.330208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.330254][ T32] r10:61c88647 r9:85169800 r8:848b562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.330277][ T32] r4:848b5600 [ 1337.330296][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.330363][ T32] r10:00000000 r9:848b5600 r8:8027f5e8 r7:eadcde60 r6:84721c00 r5:85169800 [ 1337.330393][ T32] r4:00000001 [ 1337.330415][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.330453][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1337.330479][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.330507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.330533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.330577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.330685][ T32] r4:847da040 [ 1337.330710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.330735][ T32] INFO: task kworker/1:797:5661 blocked for more than 463 seconds. [ 1337.330762][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.330784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.330804][ T32] task:kworker/1:797 state:D stack:0 pid:5661 tgid:5661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.330848][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.330889][ T32] Call trace: [ 1337.330919][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.330962][ T32] r10:82918888 r9:ebd7dd84 r8:00000002 r7:60000113 r6:ebd7dd8c r5:85613000 [ 1337.330986][ T32] r4:85613000 [ 1337.331005][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.331043][ T32] r5:85613000 r4:82918884 [ 1337.331062][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.331113][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.331161][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd7de08 [ 1337.331183][ T32] r4:00000000 [ 1337.331204][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.331241][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.331279][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.331323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847507c0 [ 1337.331346][ T32] r4:00000000 [ 1337.331382][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.331431][ T32] r9:83018205 r8:85613000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1337.331496][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.331542][ T32] r5:00001000 r4:ebdaf000 [ 1337.331562][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.331601][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.331645][ T32] r5:8565178c r4:85651400 [ 1337.331667][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.331717][ T32] r7:ddde2d80 r6:83018200 r5:8565178c r4:84820980 ** 1 printk messages dropped ** [ 1337.331787][ T32] r10:61c88647 r9:85613000 r8:848209ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1337.354829][ T32] r4:85369e40 ** 3 printk messages dropped ** [ 1337.355711][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.355883][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 5 printk messages dropped ** [ 1337.356126][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1337.356354][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1337.356743][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 6 printk messages dropped ** [ 1337.357080][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1337.357485][ T32] task:kworker/1:798 state:D stack:0 pid:5663 tgid:5663 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.357916][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.358270][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.358312][ T32] r5:00001000 r4:ebd87000 ** 2 printk messages dropped ** [ 1337.358419][ T32] r5:85650b8c r4:85650800 ** 3 printk messages dropped ** [ 1337.358548][ T32] r10:61c88647 r9:85613c00 r8:84820aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1337.359200][ T32] r4:84750180 ** 5 printk messages dropped ** [ 1337.359785][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 10 printk messages dropped ** [ 1337.360129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 10 printk messages dropped ** [ 1337.360605][ T32] r5:85a35f8c r4:85a35c00 ** 1 printk messages dropped ** [ 1337.360673][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.360695][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.360740][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.360762][ T32] r4:848b5900 [ 1337.360781][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.360826][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1337.360849][ T32] r4:00000001 [ 1337.360868][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.360903][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1337.360930][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.360958][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.360987][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.361017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.361039][ T32] r4:84bf9700 [ 1337.361059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.361082][ T32] INFO: task kworker/1:799:5665 blocked for more than 463 seconds. [ 1337.361107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.361129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.361149][ T32] task:kworker/1:799 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.361320][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.361365][ T32] Call trace: [ 1337.361406][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.361450][ T32] r10:82918888 r9:ebd91d84 r8:00000002 r7:60000113 r6:ebd91d8c r5:85611800 [ 1337.361587][ T32] r4:85611800 [ 1337.361694][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.361737][ T32] r5:85611800 r4:82918884 [ 1337.361759][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.361797][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.361840][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd91e08 [ 1337.361862][ T32] r4:00000000 [ 1337.361881][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.362003][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.362046][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.362092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750680 [ 1337.362115][ T32] r4:00000000 [ 1337.362134][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.382830][ T32] r9:83018205 r8:85611800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1337.382904][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.382970][ T32] r5:00001000 r4:ebd9f000 [ 1337.382993][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.383037][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.383081][ T32] r5:8565078c r4:85650400 [ 1337.383101][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.383175][ T32] r7:ddde2d80 r6:83018200 r5:8565078c r4:84820b80 [ 1337.383204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.383254][ T32] r10:61c88647 r9:85611800 r8:84820bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.383300][ T32] r4:84820b80 [ 1337.383331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.383387][ T32] r10:00000000 r9:84820b80 r8:8027f5e8 r7:ebd7de60 r6:84820c00 r5:85611800 [ 1337.383412][ T32] r4:00000001 [ 1337.383432][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.383471][ T32] Exception stack(0xebd91fb0 to 0xebd91ff8) [ 1337.383501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.383554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.383585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.383615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.383654][ T32] r4:84750340 [ 1337.384332][ T32] INFO: task kworker/1:799:5665 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.384366][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.384562][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.384614][ T32] Call trace: [ 1337.384645][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.384694][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.384718][ T32] r4:00000000 [ 1337.384737][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.384775][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.384803][ T32] 9d20: 7fa96000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.384831][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.384891][ T32] 9d60: 80230ad4 80239bb0 90000113 ffffffff [ 1337.384920][ T32] r5:90000113 r4:80239bb0 [ 1337.384942][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.384989][ T32] r4:82ac11e4 [ 1337.385069][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1337.385242][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1337.386287][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 4 printk messages dropped ** [ 1337.386661][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 10 printk messages dropped ** [ 1337.387426][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1337.388338][ T32] r10:82918888 r9:ebd79d84 r8:00000002 r7:60000013 r6:ebd79d8c r5:84903000 ** 8 printk messages dropped ** [ 1337.388839][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.389320][ T32] r5:00001000 r4:eb579000 [ 1337.389340][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.389435][ T32] r5:855cc78c r4:855cc400 [ 1337.389455][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.389581][ T32] r7:dddced80 r6:83018000 r5:855cc78c r4:84ad6d00 [ 1337.389608][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.389660][ T32] r10:61c88647 r9:84903000 r8:84ad6d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.389684][ T32] r4:84ad6d00 [ 1337.389703][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.390000][ T32] r10:00000000 r9:84ad6d00 r8:8027f5e8 r7:ebbd5e60 r6:84ad6d80 r5:84903000 [ 1337.390184][ T32] r4:00000001 [ 1337.390250][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.390332][ T32] Exception stack(0xebd79fb0 to 0xebd79ff8) [ 1337.390422][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.390497][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.390649][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.390725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.390795][ T32] r4:8536bf80 [ 1337.391465][ T32] INFO: task kworker/0:465:5667 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.391539][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.391660][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.391752][ T32] Call trace: [ 1337.391817][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.391924][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.391984][ T32] r4:00000000 [ 1337.392028][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.392107][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.392170][ T32] 9d20: 7fa96000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.392275][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.415517][ T32] 9d60: 80230ad4 80239bb0 90000113 ffffffff [ 1337.415564][ T32] r5:90000113 r4:80239bb0 [ 1337.415588][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.415649][ T32] r4:82ac11e4 [ 1337.415670][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.415720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.415744][ T32] r4:eaeb9dc0 [ 1337.415767][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.415815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.415837][ T32] r4:00000000 [ 1337.415857][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.415903][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.415996][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.416047][ T32] r5:00001000 r4:ed35d000 [ 1337.416117][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.416281][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 5 printk messages dropped ** [ 1337.416646][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.416888][ T32] r4:84bf9700 ** 3 printk messages dropped ** [ 1337.417008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1337.417651][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdade08 ** 2 printk messages dropped ** [ 1337.417775][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.417814][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.417858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474a040 [ 1337.417880][ T32] r4:00000000 [ 1337.417900][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.417945][ T32] r9:83018205 r8:84904800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1337.417967][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.418009][ T32] r5:00001000 r4:ebdff000 [ 1337.418029][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.418067][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.418109][ T32] r5:85651f8c r4:85651c00 [ 1337.418128][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.418174][ T32] r7:ddde2d80 r6:83018200 r5:85651f8c r4:84820c80 [ 1337.418194][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.418239][ T32] r10:61c88647 r9:84904800 r8:84820cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.418261][ T32] r4:84820c80 [ 1337.418317][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.418367][ T32] r10:00000000 r9:84820c80 r8:8027f5e8 r7:ebd7de60 r6:84ad6e00 r5:84904800 [ 1337.418396][ T32] r4:00000001 [ 1337.418567][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.418610][ T32] Exception stack(0xebdadfb0 to 0xebdadff8) [ 1337.418638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.418667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.418703][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.418775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.418829][ T32] r4:847507c0 [ 1337.420051][ T32] INFO: task kworker/1:800:5669 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.420152][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.420316][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.420468][ T32] Call trace: [ 1337.420533][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.420700][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.420758][ T32] r4:00000000 [ 1337.420798][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.420876][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.420935][ T32] 9d20: 7fc53000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.421003][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.421058][ T32] 9d60: 80230ad4 80239bb0 90000113 ffffffff [ 1337.421107][ T32] r5:90000113 r4:80239bb0 ** 3 printk messages dropped ** [ 1337.421380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 9 printk messages dropped ** [ 1337.422044][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.442845][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 11 printk messages dropped ** [ 1337.443602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1337.444292][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.445151][ T32] r5:00001000 r4:ebdb7000 [ 1337.445200][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.445518][ T32] r7:ddde2d80 r6:83018200 r5:85651b8c r4:84820d00 ** 4 printk messages dropped ** [ 1337.445884][ T32] r10:00000000 r9:84820d00 r8:8027f5e8 r7:ebdade60 r6:84ad6e80 r5:84905400 ** 9 printk messages dropped ** [ 1337.447727][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.448713][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.449098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 10 printk messages dropped ** [ 1337.449880][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.450595][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.451141][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.451645][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.476542][ T32] r5:00001000 r4:ebdc3000 [ 1337.476565][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.476629][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.476679][ T32] r5:8565138c r4:85651000 [ 1337.476715][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.476769][ T32] r7:ddde2d80 r6:83018200 r5:8565138c r4:84820d80 [ 1337.476841][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.476894][ T32] r10:61c88647 r9:84906000 r8:84820dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.476917][ T32] r4:84820d80 [ 1337.476938][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.476985][ T32] r10:00000000 r9:84820d80 r8:8027f5e8 r7:ebdade60 r6:84ad6f00 r5:84906000 [ 1337.477008][ T32] r4:00000001 [ 1337.477028][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.477067][ T32] Exception stack(0xebdcdfb0 to 0xebdcdff8) [ 1337.477096][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.477124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.477150][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.477179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.477200][ T32] r4:84750340 [ 1337.477900][ T32] INFO: task kworker/1:802:5674 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.477935][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.478034][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.478090][ T32] Call trace: [ 1337.478166][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.478217][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.478242][ T32] r4:00000000 [ 1337.478263][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.478301][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.478329][ T32] 9d20: 8015c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.478357][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.478417][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.478446][ T32] r5:80000113 r4:80239bb0 [ 1337.478493][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.478598][ T32] r4:82ac11e4 [ 1337.478627][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.478710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.478771][ T32] r4:eaeb9dc0 [ 1337.478820][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.478951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.479032][ T32] r4:00000000 [ 1337.479085][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.479196][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.479254][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.479349][ T32] r5:00001000 r4:ed35d000 [ 1337.479406][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.479513][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.479627][ T32] r5:85a35f8c r4:85a35c00 [ 1337.479686][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.479776][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.479820][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.479934][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.479988][ T32] r4:848b5900 [ 1337.480028][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.480120][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1337.480170][ T32] r4:00000001 [ 1337.480231][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.480316][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1337.480402][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.480469][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.480526][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.480588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.480648][ T32] r4:84bf9700 [ 1337.480699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.480771][ T32] INFO: task kworker/1:803:5675 blocked for more than 463 seconds. [ 1337.480837][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.480866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.480889][ T32] task:kworker/1:803 state:D stack:0 pid:5675 tgid:5675 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.480938][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.480982][ T32] Call trace: [ 1337.481070][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.481125][ T32] r10:82918888 r9:ebdd9d84 r8:00000002 r7:60000013 r6:ebdd9d8c r5:84906c00 [ 1337.481152][ T32] r4:84906c00 [ 1337.481173][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1337.481310][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.481691][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.481734][ T32] r5:00001000 r4:ebdcf000 [ 1337.481805][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1337.481984][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.501259][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.504504][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 10 printk messages dropped ** [ 1337.504888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 10 printk messages dropped ** [ 1337.505402][ T32] r5:85a35f8c r4:85a35c00 ** 6 printk messages dropped ** [ 1337.505684][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 8 printk messages dropped ** [ 1337.506008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1337.506095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.506116][ T32] task:kworker/1:804 state:D stack:0 pid:5677 tgid:5677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.506195][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.506267][ T32] Call trace: [ 1337.506305][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.506351][ T32] r10:82918888 r9:ebd9dd84 r8:00000002 r7:60000013 r6:ebd9dd8c r5:85612400 [ 1337.506416][ T32] r4:85612400 [ 1337.506465][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.506509][ T32] r5:85612400 r4:82918884 [ 1337.506529][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.506593][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.506640][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd9de08 [ 1337.506664][ T32] r4:00000000 [ 1337.506684][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.506721][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.506760][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.506804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750d00 [ 1337.506826][ T32] r4:00000000 [ 1337.506845][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.506889][ T32] r9:83018205 r8:85612400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1337.507058][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.507107][ T32] r5:00001000 r4:ebddb000 [ 1337.507127][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.507170][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.507273][ T32] r5:8565278c r4:85652400 [ 1337.507297][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.507344][ T32] r7:ddde2d80 r6:83018200 r5:8565278c r4:84820e80 [ 1337.507364][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.507417][ T32] r10:61c88647 r9:85612400 r8:84820eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.507440][ T32] r4:84820e80 [ 1337.507459][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.507504][ T32] r10:00000000 r9:84820e80 r8:8027f5e8 r7:ebdade60 r6:84820f00 r5:85612400 [ 1337.507538][ T32] r4:00000001 [ 1337.507561][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.507609][ T32] Exception stack(0xebd9dfb0 to 0xebd9dff8) [ 1337.507647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.507705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.507770][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.507830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.507881][ T32] r4:84750340 [ 1337.509132][ T32] INFO: task kworker/1:804:5677 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.509223][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.509342][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.509526][ T32] Call trace: [ 1337.509646][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.509753][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.509806][ T32] r4:00000000 [ 1337.509849][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.509937][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.510004][ T32] 9d20: 803c0000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.510062][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.510115][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.510166][ T32] r5:80000113 r4:80239bb0 [ 1337.510211][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.510303][ T32] r4:82ac11e4 [ 1337.510348][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.510493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.510572][ T32] r4:eaeb9dc0 [ 1337.510641][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.510742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.510788][ T32] r4:00000000 [ 1337.510828][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.510921][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.510966][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.511056][ T32] r5:00001000 r4:ed35d000 [ 1337.511119][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.511220][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.511306][ T32] r5:85a35f8c r4:85a35c00 [ 1337.511354][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.511463][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.511491][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.511540][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.511575][ T32] r4:848b5900 [ 1337.511622][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.511876][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 5 printk messages dropped ** [ 1337.512081][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.535577][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.536159][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.537011][ T32] r5:00001000 r4:ebde3000 [ 1337.537086][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.537258][ T32] r5:85652b8c r4:85652800 ** 3 printk messages dropped ** [ 1337.537561][ T32] r10:61c88647 r9:85616c00 r8:84820fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.538222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1337.540016][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.540181][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1337.540609][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.540892][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.541184][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 8 printk messages dropped ** [ 1337.541545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.541570][ T32] INFO: task kworker/1:806:5681 blocked for more than 464 seconds. [ 1337.541657][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.541685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.541706][ T32] task:kworker/1:806 state:D stack:0 pid:5681 tgid:5681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.541750][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.541793][ T32] Call trace: [ 1337.541842][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.541916][ T32] r10:82918888 r9:ebdf1d84 r8:00000002 r7:60000013 r6:ebdf1d8c r5:85616000 [ 1337.541956][ T32] r4:85616000 [ 1337.541979][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.542020][ T32] r5:85616000 r4:82918884 [ 1337.542040][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.542088][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.542136][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf1e08 [ 1337.542159][ T32] r4:00000000 [ 1337.542215][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.559871][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.560016][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.560124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85369e00 [ 1337.560176][ T32] r4:00000000 [ 1337.560221][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.560355][ T32] r9:83018205 r8:85616000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1337.560423][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.560520][ T32] r5:00001000 r4:ebdf3000 [ 1337.560566][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.560651][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.560737][ T32] r5:85652f8c r4:85652c00 [ 1337.560781][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.560879][ T32] r7:ddde2d80 r6:83018200 r5:85652f8c r4:8474b080 [ 1337.560925][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.561019][ T32] r10:61c88647 r9:85616000 r8:8474b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.561067][ T32] r4:8474b080 [ 1337.561108][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.561202][ T32] r10:00000000 r9:8474b080 r8:8027f5e8 r7:ebdade60 r6:8474b100 r5:85616000 [ 1337.561250][ T32] r4:00000001 [ 1337.561291][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.561363][ T32] Exception stack(0xebdf1fb0 to 0xebdf1ff8) [ 1337.561470][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.561543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.561602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.561667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.561715][ T32] r4:84750d40 [ 1337.573553][ T32] INFO: task kworker/1:806:5681 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.573696][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.573861][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.574007][ T32] Call trace: [ 1337.574080][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.574182][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.574234][ T32] r4:00000000 [ 1337.574277][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.574420][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.574504][ T32] 9d20: 80b19000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.574589][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.574647][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.574698][ T32] r5:80000113 r4:80239bb0 [ 1337.574743][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.574845][ T32] r4:82ac11e4 [ 1337.574909][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.575016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.575098][ T32] r4:eaeb9dc0 [ 1337.575174][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.575275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.575326][ T32] r4:00000000 [ 1337.575381][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.575473][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.575518][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.575603][ T32] r5:00001000 r4:ed35d000 [ 1337.575627][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.575670][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.575712][ T32] r5:85a35f8c r4:85a35c00 [ 1337.575822][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.575892][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.575919][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1337.576163][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.576507][ T32] task:kworker/1:807 state:D stack:0 pid:5684 tgid:5684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.576589][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.576663][ T32] Call trace: [ 1337.576697][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.576743][ T32] r10:82918888 r9:ebdedd84 r8:00000002 r7:60000113 r6:ebdedd8c r5:85615400 [ 1337.576766][ T32] r4:85615400 [ 1337.576811][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.576881][ T32] r5:85615400 r4:82918884 [ 1337.576904][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.576970][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.577018][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdede08 [ 1337.577042][ T32] r4:00000000 [ 1337.577076][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.577116][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.577155][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.577200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474a140 [ 1337.577223][ T32] r4:00000000 [ 1337.577241][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.577286][ T32] r9:83018205 r8:85615400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1337.577307][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.577349][ T32] r5:00001000 r4:ebe0b000 [ 1337.577373][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.577414][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.577492][ T32] r5:8565338c r4:85653000 [ 1337.577516][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.577611][ T32] r7:ddde2d80 r6:83018200 r5:8565338c r4:8474b180 [ 1337.577635][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.577732][ T32] r10:61c88647 r9:85615400 r8:8474b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.577758][ T32] r4:8474b180 [ 1337.577850][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.577898][ T32] r10:00000000 r9:8474b180 r8:8027f5e8 r7:ebdade60 r6:8474b200 r5:85615400 [ 1337.577922][ T32] r4:00000001 [ 1337.577942][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.577977][ T32] Exception stack(0xebdedfb0 to 0xebdedff8) [ 1337.578004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.578032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.578059][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.578087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.578110][ T32] r4:8474a280 [ 1337.578622][ T32] INFO: task kworker/1:807:5684 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.578657][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.578741][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.578790][ T32] Call trace: [ 1337.578819][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.578867][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.578892][ T32] r4:00000000 [ 1337.578988][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.579076][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.579136][ T32] 9d20: 80b19000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.579197][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.579253][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.579304][ T32] r5:80000113 r4:80239bb0 [ 1337.579328][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.579381][ T32] r4:82ac11e4 [ 1337.579402][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.579470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.579496][ T32] r4:eaeb9dc0 [ 1337.579517][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.579603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.579632][ T32] r4:00000000 [ 1337.579652][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1337.579896][ T32] r5:85a35f8c r4:85a35c00 ** 4 printk messages dropped ** [ 1337.580116][ T32] r4:848b5900 ** 5 printk messages dropped ** [ 1337.580314][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.580636][ T32] task:kworker/1:808 state:D stack:0 pid:5686 tgid:5686 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.581202][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.581495][ T32] r9:83018205 r8:85614800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 ** 1 printk messages dropped ** [ 1337.581613][ T32] r5:00001000 r4:ebe47000 [ 1337.581636][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.581820][ T32] r7:ddde2d80 r6:83018200 r5:8564b78c r4:8474b280 ** 8 printk messages dropped ** [ 1337.603973][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.605055][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.605377][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.605822][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1337.606238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 10 printk messages dropped ** [ 1337.606698][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.607124][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.607729][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.607817][ T32] Call trace: [ 1337.607882][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.608004][ T32] r10:82918888 r9:ebe15d84 r8:00000002 r7:60000013 r6:ebe15d8c r5:8559b000 [ 1337.608062][ T32] r4:8559b000 [ 1337.608109][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.608207][ T32] r5:8559b000 r4:82918884 [ 1337.608255][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.608336][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.608437][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe15e08 [ 1337.608508][ T32] r4:00000000 [ 1337.608560][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.608659][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.608760][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.608859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474a400 [ 1337.608911][ T32] r4:00000000 [ 1337.608954][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.609051][ T32] r9:83018205 r8:8559b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1337.609101][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.609186][ T32] r5:00001000 r4:ebe17000 [ 1337.609230][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.609318][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.609419][ T32] r5:85653b8c r4:85653800 [ 1337.609483][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.609581][ T32] r7:ddde2d80 r6:83018200 r5:85653b8c r4:8474b380 [ 1337.609625][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.609716][ T32] r10:61c88647 r9:8559b000 r8:8474b3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.609763][ T32] r4:8474b380 [ 1337.609799][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.609887][ T32] r10:00000000 r9:8474b380 r8:8027f5e8 r7:ebdfde60 r6:8474b400 r5:8559b000 [ 1337.609932][ T32] r4:00000001 [ 1337.609973][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.610068][ T32] Exception stack(0xebe15fb0 to 0xebe15ff8) [ 1337.610131][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.610192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.610247][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.610304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.610377][ T32] r4:8474a3c0 [ 1337.611113][ T32] INFO: task kworker/1:809:5688 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.611188][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.611330][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.611441][ T32] Call trace: [ 1337.611506][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.611601][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.611642][ T32] r4:00000000 [ 1337.611693][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.611739][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.611777][ T32] 9d20: 80e07000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.611807][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.611860][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.611889][ T32] r5:80000113 r4:80239bb0 [ 1337.611937][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.611986][ T32] r4:82ac11e4 [ 1337.612007][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.612057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.612105][ T32] r4:eaeb9dc0 ** 2 printk messages dropped ** [ 1337.635828][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.636274][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.636834][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 8 printk messages dropped ** [ 1337.637356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1337.637501][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.637555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.637598][ T32] task:kworker/1:810 state:D stack:0 pid:5689 tgid:5689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.637707][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.637796][ T32] Call trace: [ 1337.637861][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.637952][ T32] r10:82918888 r9:ebe09d84 r8:00000002 r7:60000013 r6:ebe09d8c r5:85620000 [ 1337.638000][ T32] r4:85620000 [ 1337.638041][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.638119][ T32] r5:85620000 r4:82918884 [ 1337.638163][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.638239][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.638324][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe09e08 [ 1337.638378][ T32] r4:00000000 [ 1337.638420][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.638494][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.638597][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.638690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474a600 [ 1337.638737][ T32] r4:00000000 [ 1337.638781][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.638887][ T32] r9:83018205 r8:85620000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1337.638942][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.639060][ T32] r5:00001000 r4:ebe23000 [ 1337.639124][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.639213][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.639305][ T32] r5:85653f8c r4:85653c00 [ 1337.639376][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.639476][ T32] r7:ddde2d80 r6:83018200 r5:85653f8c r4:8474b480 [ 1337.639521][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.639619][ T32] r10:61c88647 r9:85620000 r8:8474b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.639669][ T32] r4:8474b480 [ 1337.639711][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.639805][ T32] r10:00000000 r9:8474b480 r8:8027f5e8 r7:ebdfde60 r6:8474b500 r5:85620000 [ 1337.639854][ T32] r4:00000001 [ 1337.639897][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.639970][ T32] Exception stack(0xebe09fb0 to 0xebe09ff8) [ 1337.640024][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.640082][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.640138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.640201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.640248][ T32] r4:8474a2c0 [ 1337.641582][ T32] INFO: task kworker/1:810:5689 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.641680][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.641803][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.641892][ T32] Call trace: [ 1337.641982][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.642077][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.642126][ T32] r4:00000000 [ 1337.642167][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.663239][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.663347][ T32] 9d20: 81283000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.663421][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.663473][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.663528][ T32] r5:80000113 r4:80239bb0 [ 1337.663577][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.663705][ T32] r4:82ac11e4 [ 1337.663754][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.663851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.663899][ T32] r4:eaeb9dc0 [ 1337.663942][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.664035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.664085][ T32] r4:00000000 [ 1337.664157][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.664264][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.664314][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.664415][ T32] r5:00001000 r4:ed35d000 [ 1337.664466][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.664552][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.664651][ T32] r5:85a35f8c r4:85a35c00 [ 1337.664697][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.664798][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.664845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.664940][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1337.665223][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1337.665898][ T32] task:kworker/1:811 state:D stack:0 pid:5691 tgid:5691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.666701][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe21e08 ** 9 printk messages dropped ** [ 1337.667446][ T32] r5:00001000 r4:ebe3b000 [ 1337.667500][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.667581][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.667807][ T32] r5:8565378c r4:85653400 [ 1337.667861][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.668146][ T32] r4:8474b580 ** 5 printk messages dropped ** [ 1337.668502][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.670232][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.670802][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 8 printk messages dropped ** [ 1337.671421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 7 printk messages dropped ** [ 1337.671973][ T32] r5:85a35f8c r4:85a35c00 ** 2 printk messages dropped ** [ 1337.672179][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1337.699887][ T32] r4:848b5900 ** 2 printk messages dropped ** [ 1337.700156][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.700442][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.700672][ T32] r4:84bf9700 ** 1 printk messages dropped ** [ 1337.700780][ T32] INFO: task kworker/0:466:5694 blocked for more than 464 seconds. [ 1337.700846][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.700898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.700941][ T32] task:kworker/0:466 state:D stack:0 pid:5694 tgid:5694 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.701055][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.701217][ T32] Call trace: [ 1337.701327][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.701442][ T32] r10:82918888 r9:ebe39d84 r8:00000002 r7:60000113 r6:ebe39d8c r5:85622400 [ 1337.701524][ T32] r4:85622400 [ 1337.701576][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.701663][ T32] r5:85622400 r4:82918884 [ 1337.701733][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.701821][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.701916][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe39e08 [ 1337.701967][ T32] r4:00000000 [ 1337.702040][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.702134][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.710048][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.710185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8880 [ 1337.710236][ T32] r4:00000000 [ 1337.710279][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.710382][ T32] r9:83018005 r8:85622400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1337.710444][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.710591][ T32] r5:00001000 r4:ebe55000 [ 1337.710651][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.710739][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.710829][ T32] r5:8556778c r4:85567400 [ 1337.710888][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.710983][ T32] r7:dddced80 r6:83018000 r5:8556778c r4:84991000 [ 1337.711030][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.711125][ T32] r10:61c88647 r9:85622400 r8:8499102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.711174][ T32] r4:84991000 [ 1337.711217][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.711313][ T32] r10:00000000 r9:84991000 r8:8027f5e8 r7:ebd79e60 r6:8474b680 r5:85622400 [ 1337.711364][ T32] r4:00000001 [ 1337.711420][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.711502][ T32] Exception stack(0xebe39fb0 to 0xebe39ff8) [ 1337.711590][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.711671][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.711732][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.711797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.711868][ T32] r4:85362440 [ 1337.727972][ T32] INFO: task kworker/0:466:5694 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.728111][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.728290][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.728463][ T32] Call trace: [ 1337.728542][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.728645][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.728697][ T32] r4:00000000 [ 1337.728745][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.728835][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.728901][ T32] 9d20: 81733000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.728989][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.729050][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.729106][ T32] r5:80000113 r4:80239bb0 [ 1337.729154][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.729247][ T32] r4:82ac11e4 [ 1337.729313][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.729427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.729480][ T32] r4:eaeb9dc0 [ 1337.729524][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.729625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.729676][ T32] r4:00000000 [ 1337.729724][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.729846][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.729907][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.729987][ T32] r5:00001000 r4:ed35d000 [ 1337.730028][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.730134][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.730229][ T32] r5:85a35f8c r4:85a35c00 [ 1337.730275][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.730377][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.730422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.730514][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.730584][ T32] r4:848b5900 [ 1337.730629][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.730719][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1337.730766][ T32] r4:00000001 [ 1337.730807][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.730879][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1337.730930][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.730990][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.731046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.731107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.731152][ T32] r4:84bf9700 [ 1337.731196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.731249][ T32] INFO: task kworker/1:812:5695 blocked for more than 464 seconds. [ 1337.731309][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1337.731480][ T32] task:kworker/1:812 state:D stack:0 pid:5695 tgid:5695 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1337.731878][ T32] r4:85623000 ** 1 printk messages dropped ** [ 1337.732021][ T32] r5:85623000 r4:82918884 [ 1337.732063][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.732137][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.741474][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe45e08 [ 1337.741562][ T32] r4:00000000 [ 1337.741591][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.741648][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.741691][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.741753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474ab00 [ 1337.741780][ T32] r4:00000000 [ 1337.741886][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.741939][ T32] r9:83018205 r8:85623000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1337.741991][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.742040][ T32] r5:00001000 r4:dfb11000 [ 1337.742061][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.742101][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.742258][ T32] r5:8565c38c r4:8565c000 [ 1337.742525][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.742636][ T32] r7:ddde2d80 r6:83018200 r5:8565c38c r4:8474b700 [ 1337.742663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.742712][ T32] r10:61c88647 r9:85623000 r8:8474b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.742736][ T32] r4:8474b700 [ 1337.742756][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.742802][ T32] r10:00000000 r9:8474b700 r8:8027f5e8 r7:ebdfde60 r6:8474b780 r5:85623000 [ 1337.742826][ T32] r4:00000001 [ 1337.742871][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.742916][ T32] Exception stack(0xebe45fb0 to 0xebe45ff8) [ 1337.743033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.743066][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.743094][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.743122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.743145][ T32] r4:8474a680 [ 1337.743881][ T32] INFO: task kworker/1:812:5695 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.743916][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.743997][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.744124][ T32] Call trace: [ 1337.744173][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.744224][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.744248][ T32] r4:00000000 [ 1337.744268][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.744306][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.744335][ T32] 9d20: 81733000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.744365][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.744396][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.744422][ T32] r5:80000113 r4:80239bb0 [ 1337.744442][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.744487][ T32] r4:82ac11e4 [ 1337.744507][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.744555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.744579][ T32] r4:eaeb9dc0 [ 1337.744599][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.744644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.744693][ T32] r4:00000000 [ 1337.744764][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.744919][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.744954][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.744999][ T32] r5:00001000 r4:ed35d000 [ 1337.745020][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.745060][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.745102][ T32] r5:85a35f8c r4:85a35c00 [ 1337.745148][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.745198][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.745270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.745386][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.745450][ T32] r4:848b5900 [ 1337.745589][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.745655][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1337.745680][ T32] r4:00000001 [ 1337.745702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.745740][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1337.745766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.745794][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.745820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.745850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.745898][ T32] r4:84bf9700 [ 1337.746025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.746057][ T32] INFO: task kworker/1:813:5697 blocked for more than 464 seconds. [ 1337.746091][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.746191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.746216][ T32] task:kworker/1:813 state:D stack:0 pid:5697 tgid:5697 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.746262][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.746304][ T32] Call trace: [ 1337.746333][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.746436][ T32] r10:82918888 r9:ebe2dd84 r8:00000002 r7:60000113 r6:ebe2dd8c r5:85623c00 [ 1337.746464][ T32] r4:85623c00 [ 1337.746590][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.746639][ T32] r5:85623c00 r4:82918884 [ 1337.746660][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.746698][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.746744][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe2de08 [ 1337.746766][ T32] r4:00000000 [ 1337.746793][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.746832][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.746893][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.746943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474ac00 [ 1337.746966][ T32] r4:00000000 [ 1337.747009][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.747058][ T32] r9:83018205 r8:85623c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1337.747079][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.747120][ T32] r5:00001000 r4:ebe53000 [ 1337.747224][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.747270][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.747376][ T32] r5:8565c78c r4:8565c400 [ 1337.747436][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.747557][ T32] r7:ddde2d80 r6:83018200 r5:8565c78c r4:8474b800 [ 1337.747581][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.747629][ T32] r10:61c88647 r9:85623c00 r8:8474b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.747653][ T32] r4:8474b800 [ 1337.747672][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.747716][ T32] r10:00000000 r9:8474b800 r8:8027f5e8 r7:ebe45e60 r6:8474b880 r5:85623c00 [ 1337.747738][ T32] r4:00000001 [ 1337.747757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.747791][ T32] Exception stack(0xebe2dfb0 to 0xebe2dff8) [ 1337.747817][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.747846][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.747872][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.747955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.748068][ T32] r4:8474aa40 [ 1337.748545][ T32] INFO: task kworker/1:813:5697 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.748656][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.748766][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.748811][ T32] Call trace: [ 1337.748848][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.748898][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.748922][ T32] r4:00000000 [ 1337.748953][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.749019][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.749048][ T32] 9d20: 81733000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.749077][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.749117][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.749145][ T32] r5:80000113 r4:80239bb0 [ 1337.749167][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.749212][ T32] r4:82ac11e4 [ 1337.749245][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.749305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.749352][ T32] r4:eaeb9dc0 [ 1337.749408][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.749461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.749486][ T32] r4:00000000 [ 1337.749506][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.749580][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.749605][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.749650][ T32] r5:00001000 r4:ed35d000 [ 1337.749670][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.749735][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.749805][ T32] r5:85a35f8c r4:85a35c00 [ 1337.749829][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.749877][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.749897][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.749944][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.749966][ T32] r4:848b5900 [ 1337.749986][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.750031][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1337.750053][ T32] r4:00000001 [ 1337.750074][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.750109][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1337.750157][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.750190][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.750217][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.750246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.750292][ T32] r4:84bf9700 [ 1337.750317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.750343][ T32] INFO: task kworker/1:814:5700 blocked for more than 464 seconds. [ 1337.750374][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.750399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.750419][ T32] task:kworker/1:814 state:D stack:0 pid:5700 tgid:5700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.750461][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.750502][ T32] Call trace: [ 1337.750531][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.750604][ T32] r10:82918888 r9:eba91d84 r8:00000002 r7:60000013 r6:eba91d8c r5:85625400 [ 1337.750657][ T32] r4:85625400 [ 1337.750693][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.750760][ T32] r5:85625400 r4:82918884 [ 1337.750807][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.750856][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.750902][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 [ 1337.750925][ T32] r4:00000000 [ 1337.750945][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.750980][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.751018][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.751063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474ad80 [ 1337.751085][ T32] r4:00000000 [ 1337.751104][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.751147][ T32] r9:83018205 r8:85625400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1337.751170][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.751221][ T32] r5:00001000 r4:eab1b000 [ 1337.751241][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.751374][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.751485][ T32] r5:8565cb8c r4:8565c800 [ 1337.751508][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.751554][ T32] r7:ddde2d80 r6:83018200 r5:8565cb8c r4:8474b900 [ 1337.751575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.751621][ T32] r10:61c88647 r9:85625400 r8:8474b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.751643][ T32] r4:8474b900 [ 1337.751662][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.751706][ T32] r10:00000000 r9:8474b900 r8:8027f5e8 r7:ebe45e60 r6:8474b980 r5:85625400 [ 1337.751729][ T32] r4:00000001 [ 1337.751748][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.751782][ T32] Exception stack(0xeba91fb0 to 0xeba91ff8) [ 1337.751808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.751836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.751862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.751903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.751929][ T32] r4:8474a980 [ 1337.777162][ T32] INFO: task kworker/1:814:5700 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.777268][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.777342][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.777512][ T32] Call trace: [ 1337.777622][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.777678][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.777800][ T32] r4:00000000 [ 1337.777827][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.777869][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.777898][ T32] 9d20: 81b21000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.777929][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.777954][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.777978][ T32] r5:80000113 r4:80239bb0 [ 1337.777999][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.778046][ T32] r4:82ac11e4 [ 1337.778066][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.778115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.778137][ T32] r4:eaeb9dc0 [ 1337.778169][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.778219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.778279][ T32] r4:00000000 [ 1337.778308][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.778357][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.778385][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.778428][ T32] r5:00001000 r4:ed35d000 [ 1337.778449][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.778490][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.778533][ T32] r5:85a35f8c r4:85a35c00 [ 1337.778579][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.778645][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.778668][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.778731][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.778758][ T32] r4:848b5900 [ 1337.778779][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.778827][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1337.778850][ T32] r4:00000001 [ 1337.778870][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.778906][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1337.778934][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.778962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.778988][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.779019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.779041][ T32] r4:84bf9700 [ 1337.779063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.779101][ T32] INFO: task kworker/1:815:5702 blocked for more than 464 seconds. [ 1337.779134][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.779159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.779180][ T32] task:kworker/1:815 state:D stack:0 pid:5702 tgid:5702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.779239][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.779346][ T32] Call trace: [ 1337.779388][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.779433][ T32] r10:82918888 r9:ebaadd84 r8:00000002 r7:60000113 r6:ebaadd8c r5:85626000 [ 1337.779456][ T32] r4:85626000 [ 1337.779476][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.779553][ T32] r5:85626000 r4:82918884 [ 1337.779578][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.779619][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.779764][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaade08 [ 1337.779791][ T32] r4:00000000 [ 1337.779811][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.779848][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.779887][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.779933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ec040 [ 1337.779957][ T32] r4:00000000 [ 1337.779976][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.780019][ T32] r9:83018205 r8:85626000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 1 printk messages dropped ** [ 1337.780083][ T32] r5:00001000 r4:eb509000 [ 1337.780103][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.780247][ T32] r7:ddde2d80 r6:83018200 r5:8565d78c r4:8474ba00 ** 7 printk messages dropped ** [ 1337.780628][ T32] Exception stack(0xebaadfb0 to 0xebaadff8) ** 4 printk messages dropped ** [ 1337.780762][ T32] r4:8474ad00 ** 3 printk messages dropped ** [ 1337.781489][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.781692][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 5 printk messages dropped ** [ 1337.781894][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.782071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 2 printk messages dropped ** [ 1337.782196][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.782239][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.782285][ T32] r5:00001000 r4:ed35d000 [ 1337.782506][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.799760][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.799839][ T32] r5:85a35f8c r4:85a35c00 [ 1337.799925][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.800040][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.800096][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.800150][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.800174][ T32] r4:848b5900 [ 1337.800199][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.800274][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1337.800301][ T32] r4:00000001 [ 1337.800368][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.800422][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1337.800456][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.800486][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.800537][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.800581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.800604][ T32] r4:84bf9700 [ 1337.800628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.800736][ T32] INFO: task kworker/1:816:5703 blocked for more than 464 seconds. [ 1337.800772][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.800825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.800851][ T32] task:kworker/1:816 state:D stack:0 pid:5703 tgid:5703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.800930][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.801002][ T32] Call trace: [ 1337.801067][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.801149][ T32] r10:82918888 r9:ebbe1d84 r8:00000002 r7:60000113 r6:ebbe1d8c r5:85626c00 [ 1337.801176][ T32] r4:85626c00 [ 1337.801237][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.801281][ T32] r5:85626c00 r4:82918884 [ 1337.801304][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.801343][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.801417][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe1e08 [ 1337.801444][ T32] r4:00000000 [ 1337.801489][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.801549][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.801597][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.801669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750400 [ 1337.801696][ T32] r4:00000000 [ 1337.801717][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.801765][ T32] r9:83018205 r8:85626c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1337.801787][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.801829][ T32] r5:00001000 r4:eadb9000 [ 1337.801900][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.801981][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.802028][ T32] r5:8565cf8c r4:8565cc00 [ 1337.802072][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.802147][ T32] r7:ddde2d80 r6:83018200 r5:8565cf8c r4:8474bb00 [ 1337.802192][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.806897][ T32] r10:61c88647 r9:85626c00 r8:8474bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.807012][ T32] r4:8474bb00 [ 1337.807040][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.807115][ T32] r10:00000000 r9:8474bb00 r8:8027f5e8 r7:ebaade60 r6:8474bb80 r5:85626c00 [ 1337.807144][ T32] r4:00000001 [ 1337.807166][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.807205][ T32] Exception stack(0xebbe1fb0 to 0xebbe1ff8) [ 1337.807234][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.807265][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.807294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.807323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.807345][ T32] r4:8474ad00 [ 1337.808051][ T32] INFO: task kworker/1:816:5703 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.808085][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.808150][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.808197][ T32] Call trace: [ 1337.808307][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.808377][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.808406][ T32] r4:00000000 [ 1337.808428][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.808590][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.808658][ T32] 9d20: 82006000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.808691][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.808721][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.808748][ T32] r5:80000113 r4:80239bb0 [ 1337.808769][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.808901][ T32] r4:82ac11e4 [ 1337.809010][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.809124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.809153][ T32] r4:eaeb9dc0 [ 1337.809175][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.809222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.809431][ T32] r4:00000000 [ 1337.809457][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.809506][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.809555][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.809604][ T32] r5:00001000 r4:ed35d000 [ 1337.809626][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.809764][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.809812][ T32] r5:85a35f8c r4:85a35c00 [ 1337.809834][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.809883][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.809976][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.810027][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.810050][ T32] r4:848b5900 [ 1337.810069][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.810116][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1337.810187][ T32] r4:00000001 [ 1337.810402][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.810579][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1337.810612][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.810667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.810783][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.810821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.810846][ T32] r4:84bf9700 [ 1337.810867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.810981][ T32] INFO: task kworker/1:817:5705 blocked for more than 464 seconds. [ 1337.811017][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.811041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.811061][ T32] task:kworker/1:817 state:D stack:0 pid:5705 tgid:5705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.811105][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.811303][ T32] r10:82918888 r9:ebc21d84 r8:00000002 r7:60000113 r6:ebc21d8c r5:85624800 ** 6 printk messages dropped ** [ 1337.811758][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.811916][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.812143][ T32] r5:00001000 r4:eb951000 [ 1337.812257][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.829990][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.830070][ T32] r5:8565eb8c r4:8565e800 [ 1337.830169][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.830392][ T32] r10:61c88647 r9:85624800 r8:8474bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1337.830780][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.832057][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.837648][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.837912][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1337.838228][ T32] r4:eaeb9dc0 ** 4 printk messages dropped ** [ 1337.838604][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 7 printk messages dropped ** [ 1337.838944][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.839090][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.839248][ T32] r4:848b5900 [ 1337.839284][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.839383][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1337.839465][ T32] r4:00000001 [ 1337.839490][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.839531][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1337.839562][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.839592][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.839669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.839705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.839778][ T32] r4:84bf9700 [ 1337.839879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.839943][ T32] INFO: task kworker/1:818:5708 blocked for more than 464 seconds. [ 1337.839984][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.840034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.840147][ T32] task:kworker/1:818 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.840369][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.840438][ T32] Call trace: [ 1337.840469][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.840565][ T32] r10:82918888 r9:ebc4dd84 r8:00000002 r7:60000013 r6:ebc4dd8c r5:85628000 [ 1337.840594][ T32] r4:85628000 [ 1337.840667][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.840711][ T32] r5:85628000 r4:82918884 [ 1337.840766][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.840810][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.840856][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc4de08 [ 1337.840979][ T32] r4:00000000 [ 1337.841028][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.841097][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.841144][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.841191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ec240 [ 1337.841214][ T32] r4:00000000 [ 1337.841233][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.841277][ T32] r9:83018205 r8:85628000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.841298][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.841393][ T32] r5:00001000 r4:eb581000 [ 1337.841419][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.841461][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.841503][ T32] r5:8565d38c r4:8565d000 [ 1337.841625][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.841726][ T32] r7:ddde2d80 r6:83018200 r5:8565d38c r4:8474bd00 [ 1337.841771][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.841846][ T32] r10:61c88647 r9:85628000 r8:8474bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.841974][ T32] r4:8474bd00 [ 1337.842004][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.842051][ T32] r10:00000000 r9:8474bd00 r8:8027f5e8 r7:ebc21e60 r6:8474bd80 r5:85628000 [ 1337.842073][ T32] r4:00000001 [ 1337.842092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.842152][ T32] Exception stack(0xebc4dfb0 to 0xebc4dff8) [ 1337.842181][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.858246][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.858321][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.858356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.858388][ T32] r4:842ec200 [ 1337.859133][ T32] INFO: task kworker/1:818:5708 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.859171][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.859241][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.859296][ T32] Call trace: [ 1337.859328][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.859422][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.859478][ T32] r4:00000000 [ 1337.859502][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.859547][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.859576][ T32] 9d20: 82879000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.859605][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.859630][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.859654][ T32] r5:80000113 r4:80239bb0 [ 1337.859674][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.859735][ T32] r4:82ac11e4 [ 1337.859785][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.859865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.859898][ T32] r4:eaeb9dc0 [ 1337.859919][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.859965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.859988][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.860228][ T32] r5:00001000 r4:ed35d000 ** 4 printk messages dropped ** [ 1337.860647][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 4 printk messages dropped ** [ 1337.860804][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 7 printk messages dropped ** [ 1337.861176][ T32] r4:84bf9700 ** 5 printk messages dropped ** [ 1337.861400][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.861941][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe51e08 ** 8 printk messages dropped ** [ 1337.876780][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.876826][ T32] r5:00001000 r4:eb5dd000 [ 1337.876846][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.876886][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.876929][ T32] r5:8565df8c r4:8565dc00 [ 1337.876949][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.877102][ T32] r7:ddde2d80 r6:83018200 r5:8565df8c r4:8474be00 [ 1337.877135][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.877260][ T32] r10:61c88647 r9:85628c00 r8:8474be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.877288][ T32] r4:8474be00 [ 1337.877382][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.877437][ T32] r10:00000000 r9:8474be00 r8:8027f5e8 r7:ebc21e60 r6:8474be80 r5:85628c00 [ 1337.877467][ T32] r4:00000001 [ 1337.877539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.877582][ T32] Exception stack(0xebe51fb0 to 0xebe51ff8) [ 1337.877612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.877656][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.877687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.877718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.877741][ T32] r4:842ec400 [ 1337.878444][ T32] INFO: task kworker/1:819:5709 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.878478][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.878540][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.878604][ T32] Call trace: [ 1337.878686][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.878740][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.878889][ T32] r4:00000000 [ 1337.878938][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.878982][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.879010][ T32] 9d20: 82ab0000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.879039][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.879064][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.879088][ T32] r5:80000113 r4:80239bb0 [ 1337.879108][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.879152][ T32] r4:82ac11e4 [ 1337.879172][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.879220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.879242][ T32] r4:eaeb9dc0 [ 1337.879261][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.879306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.879328][ T32] r4:00000000 [ 1337.879346][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.879415][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.879465][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.879513][ T32] r5:00001000 r4:ed35d000 [ 1337.879534][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.879580][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.879624][ T32] r5:85a35f8c r4:85a35c00 [ 1337.879644][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.879688][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.879708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.879753][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.879775][ T32] r4:848b5900 [ 1337.879794][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.879839][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 5 printk messages dropped ** [ 1337.880056][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.880399][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.880811][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.881268][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.881448][ T32] r5:00001000 r4:eb613000 [ 1337.881469][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.881519][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.881757][ T32] r10:61c88647 r9:85629800 r8:8474bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.895238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1337.896008][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.896197][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.896255][ T32] Call trace: [ 1337.896319][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.896392][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.896420][ T32] r4:00000000 [ 1337.896442][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.896482][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.896511][ T32] 9d20: 82bb1000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.896539][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.896566][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.896590][ T32] r5:80000113 r4:80239bb0 [ 1337.896610][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.896681][ T32] r4:82ac11e4 [ 1337.896706][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.896756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.896779][ T32] r4:eaeb9dc0 [ 1337.896799][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.897013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.897090][ T32] r4:00000000 [ 1337.897114][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.897378][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.897460][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.897509][ T32] r5:00001000 r4:ed35d000 [ 1337.897535][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.897578][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.897671][ T32] r5:85a35f8c r4:85a35c00 [ 1337.897721][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.897776][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.897798][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.897845][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.897994][ T32] r4:848b5900 [ 1337.898019][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.898067][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1337.898090][ T32] r4:00000001 [ 1337.898125][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.898172][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1337.898199][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.898400][ T32] INFO: task kworker/1:821:5713 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1337.898891][ T32] r4:8562a400 ** 4 printk messages dropped ** [ 1337.899086][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc69e08 ** 8 printk messages dropped ** [ 1337.899672][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.899715][ T32] r5:00001000 r4:eb89b000 [ 1337.899735][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.899776][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.899933][ T32] r7:ddde2d80 r6:83018200 r5:8565e38c r4:84742000 ** 7 printk messages dropped ** [ 1337.900171][ T32] Exception stack(0xebc69fb0 to 0xebc69ff8) ** 6 printk messages dropped ** [ 1337.900959][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.901569][ T32] r5:80000113 r4:80239bb0 ** 5 printk messages dropped ** [ 1337.901873][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.919583][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1337.919749][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.920349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.920457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1337.920699][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.921254][ T32] r5:8562b000 r4:82918884 ** 5 printk messages dropped ** [ 1337.921664][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1337.921902][ T32] r4:00000000 [ 1337.921925][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.921971][ T32] r9:83018205 r8:8562b000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.921992][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.922033][ T32] r5:00001000 r4:eb8d1000 [ 1337.922052][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.922115][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.922163][ T32] r5:8565e78c r4:8565e400 [ 1337.935482][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.935589][ T32] r7:ddde2d80 r6:83018200 r5:8565e78c r4:84742100 [ 1337.935616][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.935666][ T32] r10:61c88647 r9:8562b000 r8:8474212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.935706][ T32] r4:84742100 [ 1337.935732][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.935781][ T32] r10:00000000 r9:84742100 r8:8027f5e8 r7:ebc21e60 r6:84742180 r5:8562b000 [ 1337.935805][ T32] r4:00000001 [ 1337.935848][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.935918][ T32] Exception stack(0xebc6dfb0 to 0xebc6dff8) [ 1337.935950][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.936056][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.936087][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.936117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.936139][ T32] r4:842ec800 [ 1337.936840][ T32] INFO: task kworker/1:822:5716 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.936918][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.937012][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.937075][ T32] Call trace: [ 1337.937175][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.937299][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.937329][ T32] r4:00000000 [ 1337.937350][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.937421][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.937452][ T32] 9d20: 83374000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.937482][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.937545][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.937666][ T32] r5:80000113 r4:80239bb0 [ 1337.937690][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.937759][ T32] r4:82ac11e4 [ 1337.937782][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.937833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.937882][ T32] r4:eaeb9dc0 [ 1337.938054][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.938128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.938161][ T32] r4:00000000 [ 1337.938182][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.938308][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.938333][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.938384][ T32] r5:00001000 r4:ed35d000 [ 1337.938431][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.938476][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.938546][ T32] r5:85a35f8c r4:85a35c00 [ 1337.938615][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.938666][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.938687][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.938732][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.938829][ T32] r4:848b5900 [ 1337.938902][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.939109][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1337.939145][ T32] r4:00000001 [ 1337.939166][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.939256][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1337.939287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.939317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.939458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.939509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.939573][ T32] r4:84bf9700 [ 1337.939599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.939625][ T32] INFO: task kworker/1:823:5717 blocked for more than 464 seconds. [ 1337.939693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.939731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.939772][ T32] task:kworker/1:823 state:D stack:0 pid:5717 tgid:5717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.939869][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.939931][ T32] Call trace: [ 1337.940011][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1337.940108][ T32] r10:82918888 r9:ebc89d84 r8:00000002 r7:60000113 r6:ebc89d8c r5:8562bc00 [ 1337.940136][ T32] r4:8562bc00 [ 1337.940207][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1337.940255][ T32] r5:8562bc00 r4:82918884 [ 1337.940276][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.940454][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.940507][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc89e08 [ 1337.940544][ T32] r4:00000000 [ 1337.940652][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1337.940757][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.940801][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.940848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ece40 [ 1337.940870][ T32] r4:00000000 [ 1337.940889][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.940933][ T32] r9:83018205 r8:8562bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1337.940954][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.941022][ T32] r5:00001000 r4:eba7b000 [ 1337.941046][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.941087][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.941129][ T32] r5:8565f78c r4:8565f400 [ 1337.941148][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.941194][ T32] r7:ddde2d80 r6:83018200 r5:8565f78c r4:84742200 [ 1337.941216][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.941262][ T32] r10:61c88647 r9:8562bc00 r8:8474222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.941284][ T32] r4:84742200 [ 1337.941303][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.941347][ T32] r10:00000000 r9:84742200 r8:8027f5e8 r7:ebc21e60 r6:84742280 r5:8562bc00 [ 1337.941445][ T32] r4:00000001 [ 1337.941469][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.941506][ T32] Exception stack(0xebc89fb0 to 0xebc89ff8) [ 1337.941532][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.941562][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.941589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.941618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.941666][ T32] r4:842ec800 [ 1337.942032][ T32] INFO: task kworker/1:823:5717 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.942149][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.954043][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.954103][ T32] Call trace: ** 1 printk messages dropped ** [ 1337.954237][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1337.954907][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1337.955054][ T32] r4:eaeb9dc0 ** 8 printk messages dropped ** [ 1337.955425][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1337.955926][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1337.956324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1337.956670][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1337.957248][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1337.957286][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.957330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842ecd40 [ 1337.957353][ T32] r4:00000000 [ 1337.957408][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.957513][ T32] r9:83018205 r8:8562c800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1337.957538][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.957586][ T32] r5:00001000 r4:eba4d000 [ 1337.957606][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.957645][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.957687][ T32] r5:8565f38c r4:8565f000 [ 1337.957730][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.957781][ T32] r7:ddde2d80 r6:83018200 r5:8565f38c r4:84742300 [ 1337.957829][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.957986][ T32] r10:61c88647 r9:8562c800 r8:8474232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.958012][ T32] r4:84742300 [ 1337.958032][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.958101][ T32] r10:00000000 r9:84742300 r8:8027f5e8 r7:ebc89e60 r6:84742380 r5:8562c800 [ 1337.958127][ T32] r4:00000001 [ 1337.958176][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.958300][ T32] Exception stack(0xebc75fb0 to 0xebc75ff8) [ 1337.958391][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.958501][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.958566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.958600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.958623][ T32] r4:842ecb80 [ 1337.959277][ T32] INFO: task kworker/1:824:5719 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1337.959310][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.959370][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.959437][ T32] Call trace: [ 1337.959469][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.959517][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.959545][ T32] r4:00000000 [ 1337.959567][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.959631][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.959664][ T32] 9d20: 83374000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.959824][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.959854][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.959879][ T32] r5:80000113 r4:80239bb0 [ 1337.959900][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.959944][ T32] r4:82ac11e4 [ 1337.959964][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.960014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.960038][ T32] r4:eaeb9dc0 [ 1337.960057][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.960128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.960154][ T32] r4:00000000 [ 1337.960175][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.960222][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.960266][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.960312][ T32] r5:00001000 r4:ed35d000 [ 1337.960350][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.960483][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.960531][ T32] r5:85a35f8c r4:85a35c00 [ 1337.960554][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.960599][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.960620][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.960888][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.960916][ T32] r4:848b5900 [ 1337.961098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.961148][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 5 printk messages dropped ** [ 1337.961368][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.961792][ T32] Call trace: ** 7 printk messages dropped ** [ 1337.962101][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc8de08 ** 7 printk messages dropped ** [ 1337.987742][ T32] r9:83018205 r8:8562d400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 1 printk messages dropped ** [ 1337.987809][ T32] r5:00001000 r4:eba95000 ** 4 printk messages dropped ** [ 1337.988049][ T32] r7:ddde2d80 r6:83018200 r5:8565fb8c r4:84742400 ** 7 printk messages dropped ** [ 1337.988361][ T32] Exception stack(0xebc8dfb0 to 0xebc8dff8) ** 4 printk messages dropped ** [ 1337.988543][ T32] r4:842ecf80 ** 2 printk messages dropped ** [ 1337.989459][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.989510][ T32] Call trace: [ 1337.989591][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1337.989645][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1337.989695][ T32] r4:00000000 [ 1337.989718][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.989770][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1337.989802][ T32] 9d20: 838b7000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1337.989906][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1337.989937][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1337.989987][ T32] r5:80000113 r4:80239bb0 [ 1337.990029][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.990119][ T32] r4:82ac11e4 [ 1337.990221][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.990280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1337.990332][ T32] r4:eaeb9dc0 [ 1337.990467][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1337.990534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1337.990592][ T32] r4:00000000 [ 1337.990627][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1337.990686][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1337.990755][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.990807][ T32] r5:00001000 r4:ed35d000 [ 1337.990832][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1337.990968][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.991083][ T32] r5:85a35f8c r4:85a35c00 [ 1337.991110][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.991160][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1337.991182][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.991231][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.991256][ T32] r4:848b5900 [ 1337.991275][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.991325][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1337.991351][ T32] r4:00000001 [ 1337.991373][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.991416][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1337.991445][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.991476][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.991504][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.991534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.991556][ T32] r4:84bf9700 [ 1337.991578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.991610][ T32] INFO: task kworker/1:826:5723 blocked for more than 464 seconds. [ 1337.991673][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.991734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.991782][ T32] task:kworker/1:826 state:D stack:0 pid:5723 tgid:5723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.991949][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.992020][ T32] Call trace: [ 1337.992086][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1338.005674][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc95e08 ** 9 printk messages dropped ** [ 1338.006189][ T32] r5:00001000 r4:ebacb000 [ 1338.006214][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.006256][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.006301][ T32] r5:8565ff8c r4:8565fc00 ** 1 printk messages dropped ** [ 1338.006387][ T32] r7:ddde2d80 r6:83018200 r5:8565ff8c r4:84742500 ** 7 printk messages dropped ** [ 1338.006692][ T32] Exception stack(0xebc95fb0 to 0xebc95ff8) ** 6 printk messages dropped ** [ 1338.007636][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.008170][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1338.008327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 9 printk messages dropped ** [ 1338.008678][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 4 printk messages dropped ** [ 1338.008890][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 9 printk messages dropped ** [ 1338.009393][ T32] INFO: task kworker/1:827:5726 blocked for more than 464 seconds. ** 11 printk messages dropped ** [ 1338.009929][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.010443][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.010614][ T32] r5:00001000 r4:ebab3000 [ 1338.010716][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.010761][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.010806][ T32] r5:8565ef8c r4:8565ec00 [ 1338.010830][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.010879][ T32] r7:ddde2d80 r6:83018200 r5:8565ef8c r4:84742600 [ 1338.010900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.010945][ T32] r10:61c88647 r9:8562ec00 r8:8474262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.010967][ T32] r4:84742600 [ 1338.011011][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.011074][ T32] r10:00000000 r9:84742600 r8:8027f5e8 r7:ebc95e60 r6:84742680 r5:8562ec00 [ 1338.011101][ T32] r4:00000001 [ 1338.011133][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.011196][ T32] Exception stack(0xebcadfb0 to 0xebcadff8) [ 1338.011297][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.011329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.011413][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.011448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.011471][ T32] r4:8536bfc0 [ 1338.011842][ T32] INFO: task kworker/1:827:5726 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.011873][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.011959][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.012055][ T32] Call trace: [ 1338.012089][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.012137][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.012261][ T32] r4:00000000 [ 1338.035774][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.035965][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.036005][ T32] 9d20: 83f14000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.036104][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.036134][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.036186][ T32] r5:80000113 r4:80239bb0 [ 1338.036263][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.036391][ T32] r4:82ac11e4 [ 1338.036420][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.036552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.036704][ T32] r4:eaeb9dc0 [ 1338.036729][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.036853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.036936][ T32] r4:00000000 [ 1338.036966][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.037018][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.037041][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.037087][ T32] r5:00001000 r4:ed35d000 [ 1338.037109][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.037173][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.037463][ T32] r4:848b5900 ** 5 printk messages dropped ** [ 1338.037730][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.038179][ T32] task:kworker/1:828 state:D stack:0 pid:5728 tgid:5728 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.038837][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.039308][ T32] r5:00001000 r4:ebbdd000 [ 1338.039465][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.039517][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.039586][ T32] r5:8566cf8c r4:8566cc00 ** 1 printk messages dropped ** [ 1338.039662][ T32] r7:ddde2d80 r6:83018200 r5:8566cf8c r4:84742700 ** 7 printk messages dropped ** [ 1338.040066][ T32] Exception stack(0xebe5dfb0 to 0xebe5dff8) ** 4 printk messages dropped ** [ 1338.040490][ T32] r4:84823140 ** 2 printk messages dropped ** [ 1338.041485][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.041733][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.041917][ T32] 9d20: 83f14000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 6 printk messages dropped ** [ 1338.042153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 6 printk messages dropped ** [ 1338.062929][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.063209][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 6 printk messages dropped ** [ 1338.063458][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1338.063925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1338.064181][ T32] r10:82918888 r9:ebcb5d84 r8:00000002 r7:60000113 r6:ebcb5d8c r5:85630c00 [ 1338.064204][ T32] r4:85630c00 [ 1338.064225][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.064263][ T32] r5:85630c00 r4:82918884 [ 1338.064290][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.064350][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.064428][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb5e08 [ 1338.064454][ T32] r4:00000000 [ 1338.064474][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.064511][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.064551][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.064595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84823240 [ 1338.064654][ T32] r4:00000000 [ 1338.064705][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.064760][ T32] r9:83018205 r8:85630c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1338.064783][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.064828][ T32] r5:00001000 r4:ebae3000 [ 1338.064849][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.064889][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.064931][ T32] r5:8566c78c r4:8566c400 [ 1338.064952][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.064998][ T32] r7:ddde2d80 r6:83018200 r5:8566c78c r4:84742880 [ 1338.065099][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.065151][ T32] r10:61c88647 r9:85630c00 r8:847428ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.065174][ T32] r4:84742880 [ 1338.065193][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.065318][ T32] r10:00000000 r9:84742880 r8:8027f5e8 r7:ebe5de60 r6:84742900 r5:85630c00 [ 1338.065345][ T32] r4:00000001 [ 1338.065367][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.065414][ T32] Exception stack(0xebcb5fb0 to 0xebcb5ff8) [ 1338.065443][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.065471][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.065499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.065527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.065554][ T32] r4:84823380 [ 1338.066274][ T32] INFO: task kworker/1:829:5729 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.066336][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.066403][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.066570][ T32] Call trace: [ 1338.066606][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.066654][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.066677][ T32] r4:00000000 [ 1338.066697][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.066733][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.066763][ T32] 9d20: 84230000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.066792][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.066817][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.066922][ T32] r5:80000113 r4:80239bb0 [ 1338.066947][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.067020][ T32] r4:82ac11e4 [ 1338.067059][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.067111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.067136][ T32] r4:eaeb9dc0 [ 1338.067173][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.067240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.067317][ T32] r4:00000000 [ 1338.067340][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.067432][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.067457][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.067554][ T32] r5:00001000 r4:ed35d000 [ 1338.067586][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.067654][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.067704][ T32] r5:85a35f8c r4:85a35c00 [ 1338.067725][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.067773][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.067794][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.067844][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.067896][ T32] r4:848b5900 [ 1338.067919][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.068014][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.068040][ T32] r4:00000001 [ 1338.068062][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1338.068377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1338.068666][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1338.068836][ T32] r10:82918888 r9:ebe61d84 r8:00000002 r7:60000113 r6:ebe61d8c r5:85631800 ** 5 printk messages dropped ** [ 1338.069015][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe61e08 ** 7 printk messages dropped ** [ 1338.069453][ T32] r9:83018205 r8:85631800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 ** 1 printk messages dropped ** [ 1338.069559][ T32] r5:00001000 r4:ebaf3000 [ 1338.069580][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.069620][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.069661][ T32] r5:8566c38c r4:8566c000 [ 1338.069729][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.069780][ T32] r7:ddde2d80 r6:83018200 r5:8566c38c r4:84742800 [ 1338.069819][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.069869][ T32] r10:61c88647 r9:85631800 r8:8474282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.069943][ T32] r4:84742800 [ 1338.070016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.070067][ T32] r10:00000000 r9:84742800 r8:8027f5e8 r7:ebe5de60 r6:84742980 r5:85631800 [ 1338.070114][ T32] r4:00000001 [ 1338.070143][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.070186][ T32] Exception stack(0xebe61fb0 to 0xebe61ff8) [ 1338.070238][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.070294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.070326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.070356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.070401][ T32] r4:84823400 [ 1338.070792][ T32] INFO: task kworker/1:830:5732 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.070827][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.070883][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.070927][ T32] Call trace: [ 1338.070956][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.071003][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.071026][ T32] r4:00000000 [ 1338.071045][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.071082][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.071109][ T32] 9d20: 84230000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.071166][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.071204][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.071234][ T32] r5:80000113 r4:80239bb0 [ 1338.071277][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.071325][ T32] r4:82ac11e4 [ 1338.071345][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.071421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.071449][ T32] r4:eaeb9dc0 [ 1338.071491][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.071575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.071601][ T32] r4:00000000 [ 1338.071644][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.071695][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.071717][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.071762][ T32] r5:00001000 r4:ed35d000 [ 1338.071782][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.071821][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.071864][ T32] r5:85a35f8c r4:85a35c00 [ 1338.071884][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.071929][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.071950][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.071996][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.072020][ T32] r4:848b5900 [ 1338.072039][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.072084][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.072108][ T32] r4:00000001 [ 1338.072127][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.072163][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.090576][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.090786][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.090823][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.090905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.090933][ T32] r4:84bf9700 [ 1338.090960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.090991][ T32] INFO: task kworker/1:831:5733 blocked for more than 464 seconds. [ 1338.091111][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.091257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.091284][ T32] task:kworker/1:831 state:D stack:0 pid:5733 tgid:5733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.091367][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1338.091517][ T32] r10:82918888 r9:ebe65d84 r8:00000002 r7:60000113 r6:ebe65d8c r5:85632400 ** 5 printk messages dropped ** [ 1338.091725][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe65e08 ** 4 printk messages dropped ** [ 1338.091892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84823400 ** 3 printk messages dropped ** [ 1338.102545][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.102646][ T32] r5:00001000 r4:ebb0b000 [ 1338.102670][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.102713][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.102759][ T32] r5:8566cb8c r4:8566c800 [ 1338.102779][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.102827][ T32] r7:ddde2d80 r6:83018200 r5:8566cb8c r4:84742a00 [ 1338.102848][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.102895][ T32] r10:61c88647 r9:85632400 r8:84742a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.102941][ T32] r4:84742a00 [ 1338.102984][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.103057][ T32] r10:00000000 r9:84742a00 r8:8027f5e8 r7:ebe5de60 r6:84742a80 r5:85632400 [ 1338.103082][ T32] r4:00000001 [ 1338.103102][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.103140][ T32] Exception stack(0xebe65fb0 to 0xebe65ff8) [ 1338.103171][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.103201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.103229][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.103258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.103280][ T32] r4:84823600 [ 1338.104065][ T32] INFO: task kworker/1:831:5733 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.104106][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.104176][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.104226][ T32] Call trace: [ 1338.104305][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.104395][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.104424][ T32] r4:00000000 [ 1338.104445][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.104485][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.104513][ T32] 9d20: 8479e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.104542][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.104567][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.104615][ T32] r5:80000113 r4:80239bb0 [ 1338.104658][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.104709][ T32] r4:82ac11e4 [ 1338.104732][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.104784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.104850][ T32] r4:eaeb9dc0 [ 1338.104875][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.104946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.104974][ T32] r4:00000000 [ 1338.104995][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.105069][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.105095][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.105186][ T32] r5:00001000 r4:ed35d000 [ 1338.105211][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.105253][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.105296][ T32] r5:85a35f8c r4:85a35c00 [ 1338.105316][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.105366][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.105388][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.105442][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.105468][ T32] r4:848b5900 [ 1338.105489][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.105535][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.105570][ T32] r4:00000001 [ 1338.105593][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.105630][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.105657][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.105708][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.105762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.105795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.105819][ T32] r4:84bf9700 [ 1338.105840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.105867][ T32] INFO: task kworker/1:832:5735 blocked for more than 464 seconds. [ 1338.105924][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.105953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.105974][ T32] task:kworker/1:832 state:D stack:0 pid:5735 tgid:5735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.106041][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.106085][ T32] Call trace: [ 1338.106150][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 2 printk messages dropped ** [ 1338.106240][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1338.106443][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.106639][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.106844][ T32] r5:00001000 r4:ebbf1000 [ 1338.106865][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.106904][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.106968][ T32] r5:8566d38c r4:8566d000 [ 1338.106991][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.107038][ T32] r7:ddde2d80 r6:83018200 r5:8566d38c r4:84742b00 [ 1338.107060][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.107105][ T32] r10:61c88647 r9:85633000 r8:84742b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.107127][ T32] r4:84742b00 [ 1338.107145][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.107190][ T32] r10:00000000 r9:84742b00 r8:8027f5e8 r7:ebe5de60 r6:84742b80 r5:85633000 [ 1338.107212][ T32] r4:00000001 [ 1338.107231][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.107265][ T32] Exception stack(0xebe69fb0 to 0xebe69ff8) [ 1338.107293][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.107321][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.107349][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.107383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.107432][ T32] r4:84823580 [ 1338.107821][ T32] INFO: task kworker/1:832:5735 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.107876][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.107938][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.108009][ T32] Call trace: [ 1338.108039][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.108085][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.108109][ T32] r4:00000000 [ 1338.108151][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.108216][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.108271][ T32] 9d20: 8479e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.108304][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.108347][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.108389][ T32] r5:80000113 r4:80239bb0 [ 1338.108411][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.108456][ T32] r4:82ac11e4 [ 1338.108500][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.108552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.108575][ T32] r4:eaeb9dc0 [ 1338.108595][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.108639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.108662][ T32] r4:00000000 [ 1338.108681][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.108726][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.108748][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.108790][ T32] r5:00001000 r4:ed35d000 [ 1338.108833][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.108879][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.108924][ T32] r5:85a35f8c r4:85a35c00 [ 1338.108945][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.108991][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.109011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.109057][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.109079][ T32] r4:848b5900 [ 1338.109099][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.109153][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.109176][ T32] r4:00000001 [ 1338.109218][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.109269][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.109358][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.109405][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.109441][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.109470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.109492][ T32] r4:84bf9700 [ 1338.109513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.109537][ T32] INFO: task kworker/1:833:5738 blocked for more than 464 seconds. ** 3 printk messages dropped ** [ 1338.109654][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.110022][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe6de08 ** 4 printk messages dropped ** [ 1338.110182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84823a00 ** 4 printk messages dropped ** [ 1338.110329][ T32] r5:00001000 r4:ebc01000 [ 1338.110401][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.110446][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.110489][ T32] r5:8566db8c r4:8566d800 [ 1338.110510][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.110570][ T32] r7:ddde2d80 r6:83018200 r5:8566db8c r4:84742c00 ** 1 printk messages dropped ** [ 1338.110642][ T32] r10:61c88647 r9:85633c00 r8:84742c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.110883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.111617][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 6 printk messages dropped ** [ 1338.111858][ T32] r5:80000113 r4:80239bb0 ** 3 printk messages dropped ** [ 1338.111997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 3 printk messages dropped ** [ 1338.112141][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.134256][ T32] r5:00001000 r4:ed35d000 ** 4 printk messages dropped ** [ 1338.134504][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 6 printk messages dropped ** [ 1338.134868][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1338.135178][ T32] INFO: task kworker/1:834:5739 blocked for more than 464 seconds. [ 1338.135214][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.135240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.135262][ T32] task:kworker/1:834 state:D stack:0 pid:5739 tgid:5739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.135347][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.135404][ T32] Call trace: [ 1338.135444][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.135495][ T32] r10:82918888 r9:ebe71d84 r8:00000002 r7:60000013 r6:ebe71d8c r5:85634800 [ 1338.135528][ T32] r4:85634800 [ 1338.135549][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.135588][ T32] r5:85634800 r4:82918884 [ 1338.135609][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.135674][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.135724][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe71e08 [ 1338.135748][ T32] r4:00000000 [ 1338.135767][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.135803][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.135845][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.135889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84823580 [ 1338.135912][ T32] r4:00000000 [ 1338.135931][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.135975][ T32] r9:83018205 r8:85634800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1338.136035][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.136105][ T32] r5:00001000 r4:ebc11000 [ 1338.136152][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.136196][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.136241][ T32] r5:8566d78c r4:8566d400 [ 1338.136261][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.136328][ T32] r7:ddde2d80 r6:83018200 r5:8566d78c r4:84742d00 [ 1338.136371][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.136422][ T32] r10:61c88647 r9:85634800 r8:84742d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.136445][ T32] r4:84742d00 [ 1338.136464][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.136509][ T32] r10:00000000 r9:84742d00 r8:8027f5e8 r7:ebe6de60 r6:84742d80 r5:85634800 [ 1338.136532][ T32] r4:00000001 [ 1338.136552][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.136588][ T32] Exception stack(0xebe71fb0 to 0xebe71ff8) [ 1338.136643][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.136676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.136705][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.136757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.136793][ T32] r4:84823580 [ 1338.137569][ T32] INFO: task kworker/1:834:5739 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.137622][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.137829][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.137892][ T32] Call trace: [ 1338.137924][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.137974][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.137998][ T32] r4:00000000 [ 1338.138019][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.138060][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.138089][ T32] 9d20: 84a61000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.138119][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.138145][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.138169][ T32] r5:80000113 r4:80239bb0 [ 1338.138189][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.138235][ T32] r4:82ac11e4 [ 1338.138255][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.138305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.138328][ T32] r4:eaeb9dc0 [ 1338.138348][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.138430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.138462][ T32] r4:00000000 [ 1338.138482][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.138531][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.138577][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.138640][ T32] r5:00001000 r4:ed35d000 [ 1338.138662][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.138723][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.138772][ T32] r5:85a35f8c r4:85a35c00 [ 1338.138793][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.138840][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.138860][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.138906][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.138930][ T32] r4:848b5900 [ 1338.138949][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.138995][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.139017][ T32] r4:00000001 [ 1338.139037][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.139072][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.139098][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.139127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.139154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.139206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.139232][ T32] r4:84bf9700 [ 1338.139255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.139279][ T32] INFO: task kworker/1:835:5742 blocked for more than 464 seconds. [ 1338.139306][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.139330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.139350][ T32] task:kworker/1:835 state:D stack:0 pid:5742 tgid:5742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.139450][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.139499][ T32] Call trace: [ 1338.139532][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.139580][ T32] r10:82918888 r9:ebe75d84 r8:00000002 r7:60000113 r6:ebe75d8c r5:85635400 [ 1338.139618][ T32] r4:85635400 [ 1338.139675][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.139720][ T32] r5:85635400 r4:82918884 [ 1338.139743][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.139781][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.139824][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe75e08 [ 1338.139874][ T32] r4:00000000 [ 1338.139919][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.139962][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.140014][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.140062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362640 [ 1338.140085][ T32] r4:00000000 [ 1338.140106][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.140150][ T32] r9:83018205 r8:85635400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1338.140171][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.140212][ T32] r5:00001000 r4:ebc63000 [ 1338.140248][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.140292][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.140358][ T32] r5:8566e38c r4:8566e000 [ 1338.140384][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.140464][ T32] r7:ddde2d80 r6:83018200 r5:8566e38c r4:84742e00 [ 1338.140490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.140539][ T32] r10:61c88647 r9:85635400 r8:84742e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.140573][ T32] r4:84742e00 [ 1338.140597][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.140668][ T32] r10:00000000 r9:84742e00 r8:8027f5e8 r7:ebe71e60 r6:84742e80 r5:85635400 [ 1338.140694][ T32] r4:00000001 [ 1338.140716][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.140754][ T32] Exception stack(0xebe75fb0 to 0xebe75ff8) [ 1338.140828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.140860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.140891][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.140944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.140969][ T32] r4:84823b40 [ 1338.141349][ T32] INFO: task kworker/1:835:5742 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.141387][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.141470][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.141514][ T32] Call trace: [ 1338.141579][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.141628][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.141655][ T32] r4:00000000 [ 1338.141698][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.141740][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.141792][ T32] 9d20: 84a61000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.141825][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.141850][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.141875][ T32] r5:80000113 r4:80239bb0 [ 1338.141895][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.141939][ T32] r4:82ac11e4 [ 1338.141960][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.142033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.142059][ T32] r4:eaeb9dc0 [ 1338.142079][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.142147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.142173][ T32] r4:00000000 [ 1338.165042][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.165203][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.165232][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.165282][ T32] r5:00001000 r4:ed35d000 [ 1338.165303][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.165343][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.165401][ T32] r5:85a35f8c r4:85a35c00 [ 1338.165438][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.165513][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.165568][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.165620][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.165643][ T32] r4:848b5900 [ 1338.165663][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.165709][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.165731][ T32] r4:00000001 [ 1338.165752][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.165790][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.165819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.165859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.165891][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.165945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.165973][ T32] r4:84bf9700 [ 1338.165997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.166051][ T32] INFO: task kworker/1:836:5743 blocked for more than 464 seconds. [ 1338.166090][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.166116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.166165][ T32] task:kworker/1:836 state:D stack:0 pid:5743 tgid:5743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.166226][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.166271][ T32] Call trace: [ 1338.166341][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.166419][ T32] r10:82918888 r9:ebe81d84 r8:00000002 r7:60000113 r6:ebe81d8c r5:84902400 [ 1338.166446][ T32] r4:84902400 [ 1338.166466][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.166506][ T32] r5:84902400 r4:82918884 [ 1338.166527][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.166630][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.166692][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe81e08 [ 1338.166724][ T32] r4:00000000 [ 1338.166745][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.166782][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.166823][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.166868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84823c40 [ 1338.166891][ T32] r4:00000000 [ 1338.166911][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.166955][ T32] r9:83018205 r8:84902400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.166976][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.167018][ T32] r5:00001000 r4:ebc29000 [ 1338.167038][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.167090][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.167162][ T32] r5:8566df8c r4:8566dc00 [ 1338.167188][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.167236][ T32] r7:ddde2d80 r6:83018200 r5:8566df8c r4:84742f00 [ 1338.167289][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.167346][ T32] r10:61c88647 r9:84902400 r8:84742f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.167375][ T32] r4:84742f00 [ 1338.167396][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.167441][ T32] r10:00000000 r9:84742f00 r8:8027f5e8 r7:ebe75e60 r6:84991080 r5:84902400 [ 1338.167465][ T32] r4:00000001 [ 1338.167484][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.167521][ T32] Exception stack(0xebe81fb0 to 0xebe81ff8) [ 1338.167547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.167576][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.167604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.167637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.167733][ T32] r4:84823d80 [ 1338.168530][ T32] INFO: task kworker/1:836:5743 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.168579][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.168660][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.168707][ T32] Call trace: [ 1338.168738][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.168786][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.168810][ T32] r4:00000000 [ 1338.168845][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.168888][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.168964][ T32] 9d20: 84e90000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.169003][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.169029][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.169052][ T32] r5:80000113 r4:80239bb0 [ 1338.169074][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.169119][ T32] r4:82ac11e4 [ 1338.169139][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.169186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.169209][ T32] r4:eaeb9dc0 [ 1338.169229][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.169274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.169322][ T32] r4:00000000 [ 1338.169351][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.169405][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.169428][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.169471][ T32] r5:00001000 r4:ed35d000 [ 1338.169491][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.169534][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.169582][ T32] r5:85a35f8c r4:85a35c00 [ 1338.169603][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.169684][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.169710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.169760][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.169783][ T32] r4:848b5900 [ 1338.169802][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.169847][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.169870][ T32] r4:00000001 [ 1338.169890][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.170038][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.170069][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.170234][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.170264][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.170296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.170318][ T32] r4:84bf9700 [ 1338.170338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.170410][ T32] INFO: task kworker/1:837:5745 blocked for more than 464 seconds. [ 1338.170447][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.170488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.170512][ T32] task:kworker/1:837 state:D stack:0 pid:5745 tgid:5745 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.170587][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.170653][ T32] Call trace: [ 1338.170694][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.170778][ T32] r10:82918888 r9:ebe89d84 r8:00000002 r7:60000013 r6:ebe89d8c r5:84903c00 [ 1338.170804][ T32] r4:84903c00 [ 1338.170823][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.170864][ T32] r5:84903c00 r4:82918884 [ 1338.170884][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.170920][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.170965][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe89e08 [ 1338.170987][ T32] r4:00000000 [ 1338.171006][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.171042][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.171079][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.171136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84823e80 [ 1338.171163][ T32] r4:00000000 [ 1338.171251][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.171300][ T32] r9:83018205 r8:84903c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1338.171347][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.171398][ T32] r5:00001000 r4:ebc41000 [ 1338.171419][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.171458][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.171499][ T32] r5:8566e78c r4:8566e400 [ 1338.171518][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.171585][ T32] r7:ddde2d80 r6:83018200 r5:8566e78c r4:84742f80 [ 1338.171659][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.171709][ T32] r10:61c88647 r9:84903c00 r8:84742fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.171733][ T32] r4:84742f80 [ 1338.171766][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.171815][ T32] r10:00000000 r9:84742f80 r8:8027f5e8 r7:ebe75e60 r6:84991100 r5:84903c00 [ 1338.171839][ T32] r4:00000001 [ 1338.171859][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.171918][ T32] Exception stack(0xebe89fb0 to 0xebe89ff8) [ 1338.171948][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.171977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.172003][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.172034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.172056][ T32] r4:84823d40 [ 1338.191862][ T32] INFO: task kworker/1:837:5745 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.191994][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.192100][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.192267][ T32] Call trace: [ 1338.192731][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.192803][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.192830][ T32] r4:00000000 [ 1338.192874][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.192947][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.193011][ T32] 9d20: 8527f000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.193056][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.193114][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.193142][ T32] r5:80000113 r4:80239bb0 [ 1338.193164][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.193213][ T32] r4:82ac11e4 [ 1338.193259][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.193317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.193341][ T32] r4:eaeb9dc0 [ 1338.193411][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.193513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.193567][ T32] r4:00000000 [ 1338.193591][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.193649][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.193674][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.193720][ T32] r5:00001000 r4:ed35d000 [ 1338.193741][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.193805][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.193859][ T32] r5:85a35f8c r4:85a35c00 [ 1338.193920][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.193998][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.194024][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.194073][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.194121][ T32] r4:848b5900 [ 1338.194162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.194213][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.194260][ T32] r4:00000001 [ 1338.194284][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.194334][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.194424][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.194459][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.194513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.194547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.194584][ T32] r4:84bf9700 [ 1338.194610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.194641][ T32] INFO: task kworker/1:838:5747 blocked for more than 464 seconds. [ 1338.194674][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.194725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.194758][ T32] task:kworker/1:838 state:D stack:0 pid:5747 tgid:5747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.194811][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.194854][ T32] Call trace: [ 1338.194885][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.194929][ T32] r10:82918888 r9:ebe91d84 r8:00000002 r7:60000013 r6:ebe91d8c r5:85621800 [ 1338.194979][ T32] r4:85621800 [ 1338.195028][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.195071][ T32] r5:85621800 r4:82918884 [ 1338.195115][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.195158][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.195203][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe91e08 [ 1338.195250][ T32] r4:00000000 [ 1338.195298][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.195453][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.195497][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.195571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521d000 [ 1338.195609][ T32] r4:00000000 [ 1338.195632][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.195727][ T32] r9:83018205 r8:85621800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1338.195752][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.195830][ T32] r5:00001000 r4:ebc9f000 [ 1338.195853][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.195929][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.195975][ T32] r5:8566f38c r4:8566f000 [ 1338.195996][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.196053][ T32] r7:ddde2d80 r6:83018200 r5:8566f38c r4:854dd000 [ 1338.196078][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.196126][ T32] r10:61c88647 r9:85621800 r8:854dd02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.196149][ T32] r4:854dd000 [ 1338.196169][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.196214][ T32] r10:00000000 r9:854dd000 r8:8027f5e8 r7:ebe75e60 r6:84991180 r5:85621800 [ 1338.196237][ T32] r4:00000001 [ 1338.196255][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.196290][ T32] Exception stack(0xebe91fb0 to 0xebe91ff8) [ 1338.196315][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.196343][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.196377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.196407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.196456][ T32] r4:84823e40 [ 1338.197163][ T32] INFO: task kworker/1:838:5747 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.197219][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.197303][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.197351][ T32] Call trace: [ 1338.197387][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.197459][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.197487][ T32] r4:00000000 [ 1338.197507][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.197569][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.197625][ T32] 9d20: 8527f000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.197657][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.197689][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.197714][ T32] r5:80000113 r4:80239bb0 [ 1338.197762][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.197809][ T32] r4:82ac11e4 [ 1338.197830][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.197878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.197900][ T32] r4:eaeb9dc0 [ 1338.197943][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.197993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.198016][ T32] r4:00000000 [ 1338.198047][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.198121][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.198146][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.198214][ T32] r5:00001000 r4:ed35d000 [ 1338.198238][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.198376][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.198496][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 5 printk messages dropped ** [ 1338.198713][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.198881][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.199288][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.199718][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.200156][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.200199][ T32] r5:00001000 r4:ebc7f000 ** 1 printk messages dropped ** [ 1338.200295][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.200367][ T32] r5:8566eb8c r4:8566e800 [ 1338.200417][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.200491][ T32] r7:ddde2d80 r6:83018200 r5:8566eb8c r4:854dd080 [ 1338.200516][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.200564][ T32] r10:61c88647 r9:84a10c00 r8:854dd0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.200585][ T32] r4:854dd080 [ 1338.200605][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.200648][ T32] r10:00000000 r9:854dd080 r8:8027f5e8 r7:ebe91e60 r6:84991200 r5:84a10c00 [ 1338.200717][ T32] r4:00000001 [ 1338.200741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.200779][ T32] Exception stack(0xebe99fb0 to 0xebe99ff8) [ 1338.200827][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.200859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.200886][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.200914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.200936][ T32] r4:85362680 [ 1338.201296][ T32] INFO: task kworker/1:839:5749 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.201351][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.201493][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.201541][ T32] Call trace: [ 1338.201570][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.201616][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.201666][ T32] r4:00000000 [ 1338.201739][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.201806][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.201862][ T32] 9d20: 8527f000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.201894][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.201920][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.201945][ T32] r5:80000113 r4:80239bb0 [ 1338.201991][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.202039][ T32] r4:82ac11e4 [ 1338.202059][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.202107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.202129][ T32] r4:eaeb9dc0 [ 1338.202149][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.202193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.202215][ T32] r4:00000000 [ 1338.202234][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.232624][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.232674][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.232744][ T32] r5:00001000 r4:ed35d000 [ 1338.232767][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.232860][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.232913][ T32] r5:85a35f8c r4:85a35c00 [ 1338.232963][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.233047][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.233073][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.233122][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.233146][ T32] r4:848b5900 [ 1338.233166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.233227][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.233254][ T32] r4:00000001 [ 1338.233301][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.233381][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.233421][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.233481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.233539][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.233574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.233597][ T32] r4:84bf9700 [ 1338.233628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.233672][ T32] INFO: task kworker/1:840:5751 blocked for more than 464 seconds. [ 1338.233708][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.233734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.233757][ T32] task:kworker/1:840 state:D stack:0 pid:5751 tgid:5751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.233813][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.233859][ T32] Call trace: [ 1338.233890][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.233963][ T32] r10:82918888 r9:ebea1d84 r8:00000002 r7:60000113 r6:ebea1d8c r5:84a10000 [ 1338.233991][ T32] r4:84a10000 [ 1338.234013][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.234052][ T32] r5:84a10000 r4:82918884 [ 1338.234074][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.234118][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.234189][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebea1e08 [ 1338.234215][ T32] r4:00000000 [ 1338.234259][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.234300][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.234342][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.234393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521da40 [ 1338.234481][ T32] r4:00000000 [ 1338.234506][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.234622][ T32] r9:83018205 r8:84a10000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1338.234652][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.234697][ T32] r5:00001000 r4:ebecb000 [ 1338.234718][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.234758][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.234800][ T32] r5:85670f8c r4:85670c00 [ 1338.234845][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.234920][ T32] r7:ddde2d80 r6:83018200 r5:85670f8c r4:854dd100 [ 1338.234968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.235019][ T32] r10:61c88647 r9:84a10000 r8:854dd12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.235045][ T32] r4:854dd100 [ 1338.235066][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.235136][ T32] r10:00000000 r9:854dd100 r8:8027f5e8 r7:ebe91e60 r6:84991280 r5:84a10000 [ 1338.235164][ T32] r4:00000001 [ 1338.235208][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.235277][ T32] Exception stack(0xebea1fb0 to 0xebea1ff8) [ 1338.235307][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.235342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.235389][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.235419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.235466][ T32] r4:84823f80 [ 1338.236193][ T32] INFO: task kworker/1:840:5751 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.236251][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.236339][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.236392][ T32] Call trace: [ 1338.236438][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.236491][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 2 printk messages dropped ** [ 1338.236577][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 10 printk messages dropped ** [ 1338.236966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.236992][ T32] r4:00000000 [ 1338.237012][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.237082][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.237110][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.237154][ T32] r5:00001000 r4:ed35d000 [ 1338.237200][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.237259][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.237335][ T32] r5:85a35f8c r4:85a35c00 [ 1338.237374][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.237446][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1338.238123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1338.238634][ T32] r5:84a12400 r4:82918884 ** 6 printk messages dropped ** [ 1338.238910][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.239113][ T32] r5:00001000 r4:ebcc1000 [ 1338.239136][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1338.239372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1338.240293][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1338.240844][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1338.241122][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 9 printk messages dropped ** [ 1338.241611][ T32] r4:848b5900 ** 5 printk messages dropped ** [ 1338.241831][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.241863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.241890][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.241920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.242041][ T32] r4:84bf9700 [ 1338.242066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.242103][ T32] INFO: task kworker/1:842:5756 blocked for more than 464 seconds. [ 1338.242135][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.242158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.242262][ T32] task:kworker/1:842 state:D stack:0 pid:5756 tgid:5756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.265122][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.265238][ T32] Call trace: [ 1338.265300][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.265384][ T32] r10:82918888 r9:ebea5d84 r8:00000002 r7:60000013 r6:ebea5d8c r5:84a13000 [ 1338.265414][ T32] r4:84a13000 [ 1338.265461][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.265513][ T32] r5:84a13000 r4:82918884 [ 1338.265538][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.265578][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.265647][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebea5e08 [ 1338.265674][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.265930][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.266094][ T32] r5:00001000 r4:ebcdb000 [ 1338.266118][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.266160][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.266217][ T32] r5:8566f78c r4:8566f400 [ 1338.266240][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.266289][ T32] r7:ddde2d80 r6:83018200 r5:8566f78c r4:854dd200 [ 1338.266312][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.266393][ T32] r10:61c88647 r9:84a13000 r8:854dd22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.266450][ T32] r4:854dd200 [ 1338.266475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.266578][ T32] r10:00000000 r9:854dd200 r8:8027f5e8 r7:ebea1e60 r6:84991380 r5:84a13000 [ 1338.266626][ T32] r4:00000001 [ 1338.266649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.266691][ T32] Exception stack(0xebea5fb0 to 0xebea5ff8) [ 1338.266719][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.266747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.266826][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.267775][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1338.268256][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1338.268536][ T32] r4:eaeb9dc0 ** 9 printk messages dropped ** [ 1338.268885][ T32] r5:85a35f8c r4:85a35c00 ** 7 printk messages dropped ** [ 1338.269295][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1338.269668][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1338.270204][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.270904][ T32] r5:00001000 r4:ebce5000 [ 1338.270927][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.271121][ T32] r7:ddde2d80 r6:83018200 r5:8566fb8c r4:854dd280 ** 14 printk messages dropped ** [ 1338.272155][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.289036][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.289412][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.289917][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 5 printk messages dropped ** [ 1338.290204][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.290512][ T32] r4:84bf9700 [ 1338.290589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.290633][ T32] INFO: task kworker/1:844:5761 blocked for more than 464 seconds. [ 1338.290666][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.290691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.290712][ T32] task:kworker/1:844 state:D stack:0 pid:5761 tgid:5761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.290759][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.290801][ T32] Call trace: [ 1338.290914][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.290967][ T32] r10:82918888 r9:ebeb5d84 r8:00000002 r7:60000113 r6:ebeb5d8c r5:84a16000 [ 1338.290992][ T32] r4:84a16000 [ 1338.291013][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.291053][ T32] r5:84a16000 r4:82918884 [ 1338.291087][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.291129][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.291211][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebeb5e08 [ 1338.291258][ T32] r4:00000000 [ 1338.291305][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.291369][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.291449][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.291498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521d600 [ 1338.291521][ T32] r4:00000000 [ 1338.291565][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.291649][ T32] r9:83018205 r8:84a16000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1338.291674][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.291717][ T32] r5:00001000 r4:ebcf7000 [ 1338.291737][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.291783][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.291853][ T32] r5:8566ff8c r4:8566fc00 [ 1338.291899][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.291947][ T32] r7:ddde2d80 r6:83018200 r5:8566ff8c r4:854dd300 [ 1338.291970][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.292042][ T32] r10:61c88647 r9:84a16000 r8:854dd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.292068][ T32] r4:854dd300 [ 1338.292104][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.292152][ T32] r10:00000000 r9:854dd300 r8:8027f5e8 r7:ebea1e60 r6:84991480 r5:84a16000 [ 1338.292216][ T32] r4:00000001 [ 1338.302662][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.302744][ T32] Exception stack(0xebeb5fb0 to 0xebeb5ff8) [ 1338.302779][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.302837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.302869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.302911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.302964][ T32] r4:8521d680 [ 1338.303715][ T32] INFO: task kworker/1:844:5761 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.303838][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.303909][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.303985][ T32] Call trace: [ 1338.304107][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.304161][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.304186][ T32] r4:00000000 [ 1338.304231][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.304274][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.304304][ T32] 9d20: 85f9d000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.304392][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.304423][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.304449][ T32] r5:80000113 r4:80239bb0 [ 1338.304470][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.304536][ T32] r4:82ac11e4 [ 1338.304560][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.304611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.304667][ T32] r4:eaeb9dc0 [ 1338.304716][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.304778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.304852][ T32] r4:00000000 [ 1338.304880][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.304930][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.304976][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.305023][ T32] r5:00001000 r4:ed35d000 [ 1338.305073][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.305117][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.305161][ T32] r5:85a35f8c r4:85a35c00 [ 1338.305195][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.305393][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.305504][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.305556][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.305652][ T32] r4:848b5900 [ 1338.305675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.305749][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.305835][ T32] r4:00000001 [ 1338.305859][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.305897][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.305948][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.306251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1338.306790][ T32] r4:84a14800 ** 3 printk messages dropped ** [ 1338.306922][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.307279][ T32] r5:00001000 r4:ebd0b000 [ 1338.307326][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.307562][ T32] r7:ddde2d80 r6:83018200 r5:8567078c r4:854dd380 ** 1 printk messages dropped ** [ 1338.307638][ T32] r10:61c88647 r9:84a14800 r8:854dd3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1338.307886][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.307914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.307940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.307992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.308018][ T32] r4:8521d580 [ 1338.308388][ T32] INFO: task kworker/1:845:5763 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.308419][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.308516][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.308596][ T32] Call trace: [ 1338.308630][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.308717][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.308777][ T32] r4:00000000 [ 1338.308824][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.308879][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.308917][ T32] 9d20: 85f9d000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.308981][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.309011][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.309067][ T32] r5:80000113 r4:80239bb0 [ 1338.309098][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.309148][ T32] r4:82ac11e4 [ 1338.309204][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.309285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.309313][ T32] r4:eaeb9dc0 [ 1338.309359][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.309414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.309437][ T32] r4:00000000 [ 1338.309457][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.309504][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.309526][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.309597][ T32] r5:00001000 r4:ed35d000 [ 1338.309626][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.309669][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.309715][ T32] r5:85a35f8c r4:85a35c00 [ 1338.309760][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.309810][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.309837][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.309908][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.309940][ T32] r4:848b5900 [ 1338.309986][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.310036][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.310058][ T32] r4:00000001 [ 1338.310078][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.310140][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.310172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.310201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.310252][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.310359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.310419][ T32] r4:84bf9700 [ 1338.310466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.310493][ T32] INFO: task kworker/1:846:5764 blocked for more than 464 seconds. [ 1338.310520][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.310543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.310577][ T32] task:kworker/1:846 state:D stack:0 pid:5764 tgid:5764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.310625][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.310667][ T32] Call trace: [ 1338.310722][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.310770][ T32] r10:82918888 r9:ebec5d84 r8:00000002 r7:60000113 r6:ebec5d8c r5:84a15400 [ 1338.310819][ T32] r4:84a15400 [ 1338.310848][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.310892][ T32] r5:84a15400 r4:82918884 [ 1338.310914][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.310952][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.311007][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebec5e08 [ 1338.311035][ T32] r4:00000000 [ 1338.311079][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.311122][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.311161][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.311205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521d8c0 [ 1338.311228][ T32] r4:00000000 [ 1338.311266][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.311339][ T32] r9:83018205 r8:84a15400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1338.311368][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.311412][ T32] r5:00001000 r4:ebd15000 [ 1338.311434][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.311473][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.311525][ T32] r5:85670b8c r4:85670800 [ 1338.311550][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.311597][ T32] r7:ddde2d80 r6:83018200 r5:85670b8c r4:854dd400 [ 1338.311620][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.311671][ T32] r10:61c88647 r9:84a15400 r8:854dd42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.311695][ T32] r4:854dd400 [ 1338.311715][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.311781][ T32] r10:00000000 r9:854dd400 r8:8027f5e8 r7:ebea1e60 r6:84991580 r5:84a15400 [ 1338.311813][ T32] r4:00000001 [ 1338.311834][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.311894][ T32] Exception stack(0xebec5fb0 to 0xebec5ff8) [ 1338.311924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.311976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.312007][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.312037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.312100][ T32] r4:8521d7c0 [ 1338.344572][ T32] INFO: task kworker/1:846:5764 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.344733][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.344839][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.344907][ T32] Call trace: [ 1338.344964][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.345023][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.345048][ T32] r4:00000000 [ 1338.345069][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.345109][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.345140][ T32] 9d20: 8678f000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.345175][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.345202][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.345226][ T32] r5:80000113 r4:80239bb0 [ 1338.345248][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.345321][ T32] r4:82ac11e4 [ 1338.345372][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.345428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.345485][ T32] r4:eaeb9dc0 [ 1338.345535][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.345599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.345631][ T32] r4:00000000 [ 1338.345655][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.345709][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.345733][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.345777][ T32] r5:00001000 r4:ed35d000 [ 1338.345798][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.345837][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.345881][ T32] r5:85a35f8c r4:85a35c00 [ 1338.345927][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.346004][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.346029][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.346100][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.346127][ T32] r4:848b5900 [ 1338.346147][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.346220][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.346276][ T32] r4:00000001 [ 1338.346325][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.346373][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.346418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.346451][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.346502][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.346534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.346597][ T32] r4:84bf9700 [ 1338.346629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.346670][ T32] INFO: task kworker/1:847:5767 blocked for more than 464 seconds. [ 1338.346704][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.346752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.346776][ T32] task:kworker/1:847 state:D stack:0 pid:5767 tgid:5767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.346824][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.346925][ T32] Call trace: [ 1338.347061][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.347148][ T32] r10:82918888 r9:ebed9d84 r8:00000002 r7:60000013 r6:ebed9d8c r5:84b40000 [ 1338.347174][ T32] r4:84b40000 [ 1338.347195][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.347235][ T32] r5:84b40000 r4:82918884 [ 1338.347284][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.347328][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.347419][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebed9e08 [ 1338.347467][ T32] r4:00000000 [ 1338.347490][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.347544][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.347598][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.347683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521df00 ** 4 printk messages dropped ** [ 1338.347950][ T32] r5:00001000 r4:ebf0f000 [ 1338.347997][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.348067][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.348139][ T32] r5:85671f8c r4:85671c00 [ 1338.348214][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.348347][ T32] r10:61c88647 r9:84b40000 r8:854dd4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1338.348591][ T32] Exception stack(0xebed9fb0 to 0xebed9ff8) [ 1338.348621][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.348674][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.348729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.348762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.348811][ T32] r4:8521d900 [ 1338.349255][ T32] INFO: task kworker/1:847:5767 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.349315][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.349406][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.349507][ T32] Call trace: [ 1338.349551][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.349618][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.349647][ T32] r4:00000000 [ 1338.349692][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.349765][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.349797][ T32] 9d20: 8678f000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.349827][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.349877][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.349904][ T32] r5:80000113 r4:80239bb0 [ 1338.349938][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.349992][ T32] r4:82ac11e4 [ 1338.350024][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.350079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.350127][ T32] r4:eaeb9dc0 [ 1338.350150][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.350220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.350246][ T32] r4:00000000 [ 1338.350290][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.350367][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.350393][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.350437][ T32] r5:00001000 r4:ed35d000 [ 1338.350458][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.350503][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.350579][ T32] r5:85a35f8c r4:85a35c00 [ 1338.350619][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.350671][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.350719][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.350771][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.350794][ T32] r4:848b5900 [ 1338.350813][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.350859][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.350882][ T32] r4:00000001 [ 1338.350920][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.350961][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.350988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.351019][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.351086][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.351123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.351219][ T32] r4:84bf9700 [ 1338.351243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.351269][ T32] INFO: task kworker/1:848:5768 blocked for more than 464 seconds. [ 1338.351307][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.351333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.351372][ T32] task:kworker/1:848 state:D stack:0 pid:5768 tgid:5768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.351420][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.351462][ T32] Call trace: ** 2 printk messages dropped ** [ 1338.351639][ T32] r4:84b40c00 ** 3 printk messages dropped ** [ 1338.351817][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1338.352001][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.372986][ T32] r5:00001000 r4:ebedf000 [ 1338.373007][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.373071][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.373121][ T32] r5:8567138c r4:85671000 [ 1338.373142][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.373349][ T32] r4:854dd500 ** 5 printk messages dropped ** [ 1338.373603][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.374844][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.375092][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.375424][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1338.375611][ T32] r4:eaeb9dc0 ** 5 printk messages dropped ** [ 1338.375906][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.376319][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.376669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.377135][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.377506][ T32] r5:84b43000 r4:82918884 [ 1338.377555][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.377597][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.377647][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebef9e08 [ 1338.377672][ T32] r4:00000000 [ 1338.377692][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.377729][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.377801][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.377850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521dd00 [ 1338.377874][ T32] r4:00000000 [ 1338.377919][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.377968][ T32] r9:83018205 r8:84b43000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1338.378015][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.378081][ T32] r5:00001000 r4:ebeeb000 [ 1338.378133][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.378204][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.378251][ T32] r5:8567038c r4:85670000 [ 1338.378299][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.378358][ T32] r7:ddde2d80 r6:83018200 r5:8567038c r4:854dd580 [ 1338.378382][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.378430][ T32] r10:61c88647 r9:84b43000 r8:854dd5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.378452][ T32] r4:854dd580 [ 1338.378472][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.378533][ T32] r10:00000000 r9:854dd580 r8:8027f5e8 r7:ebed9e60 r6:84991700 r5:84b43000 [ 1338.378590][ T32] r4:00000001 [ 1338.378618][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.378661][ T32] Exception stack(0xebef9fb0 to 0xebef9ff8) [ 1338.378724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.378783][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.378828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.378860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.378884][ T32] r4:8521db00 [ 1338.379345][ T32] INFO: task kworker/1:849:5771 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.379394][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.379459][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.379531][ T32] Call trace: [ 1338.379571][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.379622][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.379684][ T32] r4:00000000 [ 1338.379756][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.379802][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.379831][ T32] 9d20: 868c6000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.379860][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.379886][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.379909][ T32] r5:80000113 r4:80239bb0 [ 1338.379941][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.380015][ T32] r4:82ac11e4 [ 1338.380040][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.380100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.380124][ T32] r4:eaeb9dc0 [ 1338.380156][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.380207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.380230][ T32] r4:00000000 [ 1338.380275][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.380378][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.380408][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.380455][ T32] r5:00001000 r4:ed35d000 [ 1338.380475][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.380514][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.380575][ T32] r5:85a35f8c r4:85a35c00 [ 1338.380598][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.380734][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.380785][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.380852][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.380877][ T32] r4:848b5900 [ 1338.380896][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.380954][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.380984][ T32] r4:00000001 [ 1338.381005][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.381041][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.381093][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.381127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.381155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.381183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.381217][ T32] r4:84bf9700 [ 1338.381288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.381352][ T32] INFO: task kworker/1:850:5772 blocked for more than 464 seconds. [ 1338.381431][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.381459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.381480][ T32] task:kworker/1:850 state:D stack:0 pid:5772 tgid:5772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.381551][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.381597][ T32] Call trace: [ 1338.381631][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.381676][ T32] r10:82918888 r9:ebefdd84 r8:00000002 r7:60000113 r6:ebefdd8c r5:84b41800 [ 1338.381717][ T32] r4:84b41800 [ 1338.381759][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.381810][ T32] r5:84b41800 r4:82918884 [ 1338.381875][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.381946][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.381995][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebefde08 [ 1338.382018][ T32] r4:00000000 [ 1338.382037][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.382113][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.382162][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.406740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521de40 [ 1338.406790][ T32] r4:00000000 [ 1338.406817][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.406904][ T32] r9:83018205 r8:84b41800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1338.406992][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.407050][ T32] r5:00001000 r4:ebeff000 [ 1338.407072][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.407114][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.407158][ T32] r5:85671b8c r4:85671800 [ 1338.407179][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.407226][ T32] r7:ddde2d80 r6:83018200 r5:85671b8c r4:854dd600 [ 1338.407247][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.407294][ T32] r10:61c88647 r9:84b41800 r8:854dd62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.407317][ T32] r4:854dd600 [ 1338.407336][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.407386][ T32] r10:00000000 r9:854dd600 r8:8027f5e8 r7:ebed9e60 r6:84991780 r5:84b41800 [ 1338.407489][ T32] r4:00000001 [ 1338.407513][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.407555][ T32] Exception stack(0xebefdfb0 to 0xebefdff8) [ 1338.407586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.407635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.407676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.407712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.407736][ T32] r4:8521d680 [ 1338.408474][ T32] INFO: task kworker/1:850:5772 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.408509][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.408833][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.408984][ T32] Call trace: [ 1338.409029][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.409080][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.409108][ T32] r4:00000000 [ 1338.409129][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.409167][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.409195][ T32] 9d20: 86bd4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.409223][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.409273][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.409301][ T32] r5:80000113 r4:80239bb0 [ 1338.409324][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.409371][ T32] r4:82ac11e4 [ 1338.409443][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.409497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.409536][ T32] r4:eaeb9dc0 [ 1338.409629][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.409680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.409704][ T32] r4:00000000 [ 1338.409723][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.409781][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.409837][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.409971][ T32] r5:00001000 r4:ed35d000 [ 1338.410050][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.410178][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.410252][ T32] r5:85a35f8c r4:85a35c00 [ 1338.410282][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.410331][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.410352][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.410399][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.410449][ T32] r4:848b5900 [ 1338.410499][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1338.410642][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.410995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.411512][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.411964][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.430882][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.430946][ T32] r5:00001000 r4:eb381000 [ 1338.430970][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.431066][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.431264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1338.431592][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.443674][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1338.444288][ T32] 9d20: 871c4000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 5 printk messages dropped ** [ 1338.444553][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1338.444946][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.445371][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 4 printk messages dropped ** [ 1338.445677][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 4 printk messages dropped ** [ 1338.445913][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.445940][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.445996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.446032][ T32] r4:84bf9700 [ 1338.446056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.446086][ T32] INFO: task kworker/1:852:5776 blocked for more than 464 seconds. [ 1338.446119][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.446145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.446166][ T32] task:kworker/1:852 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.446211][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.446283][ T32] Call trace: [ 1338.446319][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.446366][ T32] r10:82918888 r9:ebd8dd84 r8:00000002 r7:60000113 r6:ebd8dd8c r5:84b43c00 [ 1338.446394][ T32] r4:84b43c00 [ 1338.446472][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.446593][ T32] r5:84b43c00 r4:82918884 [ 1338.446647][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.446694][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.446753][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd8de08 [ 1338.446779][ T32] r4:00000000 [ 1338.446800][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.446838][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.446904][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.446952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84823f80 [ 1338.446975][ T32] r4:00000000 [ 1338.446996][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.447041][ T32] r9:83018205 r8:84b43c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1338.447063][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.447184][ T32] r5:00001000 r4:dfb01000 [ 1338.447210][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.447251][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.447294][ T32] r5:8567178c r4:85671400 [ 1338.447314][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.447358][ T32] r7:ddde2d80 r6:83018200 r5:8567178c r4:854dd700 [ 1338.447379][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.447449][ T32] r10:61c88647 r9:84b43c00 r8:854dd72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.447528][ T32] r4:854dd700 [ 1338.447632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.447684][ T32] r10:00000000 r9:854dd700 r8:8027f5e8 r7:ebf19e60 r6:84991880 r5:84b43c00 [ 1338.447707][ T32] r4:00000001 [ 1338.447728][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.447790][ T32] Exception stack(0xebd8dfb0 to 0xebd8dff8) [ 1338.447822][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.447851][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.447878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.447907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.447930][ T32] r4:8521df40 [ 1338.448506][ T32] INFO: task kworker/1:852:5776 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.448564][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.448749][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.448853][ T32] Call trace: [ 1338.448959][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.449010][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.449036][ T32] r4:00000000 [ 1338.449110][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.449152][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.449181][ T32] 9d20: 871c4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.449209][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.449234][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.449258][ T32] r5:80000113 r4:80239bb0 [ 1338.449280][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.449350][ T32] r4:82ac11e4 [ 1338.449436][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.449599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.449661][ T32] r4:eaeb9dc0 [ 1338.449710][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.449760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.449798][ T32] r4:00000000 [ 1338.449920][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.449973][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.450023][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.450233][ T32] r5:85a35f8c r4:85a35c00 ** 2 printk messages dropped ** [ 1338.450357][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1338.450435][ T32] r4:848b5900 ** 2 printk messages dropped ** [ 1338.450642][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1338.450776][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.450921][ T32] r4:84bf9700 ** 1 printk messages dropped ** [ 1338.450967][ T32] INFO: task kworker/1:853:5778 blocked for more than 464 seconds. ** 4 printk messages dropped ** [ 1338.451282][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.451651][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.452004][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.466959][ T32] r5:00001000 r4:e0623000 [ 1338.467000][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.467088][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.467139][ T32] r5:8567278c r4:85672400 [ 1338.467162][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.467212][ T32] r7:ddde2d80 r6:83018200 r5:8567278c r4:854dd780 [ 1338.467234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.467332][ T32] r10:61c88647 r9:84b46000 r8:854dd7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.467361][ T32] r4:854dd780 [ 1338.467383][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.467432][ T32] r10:00000000 r9:854dd780 r8:8027f5e8 r7:ebf19e60 r6:84991900 r5:84b46000 [ 1338.467468][ T32] r4:00000001 [ 1338.467493][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.467546][ T32] Exception stack(0xebda5fb0 to 0xebda5ff8) [ 1338.467583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.467614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.467647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.467704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.467745][ T32] r4:8521d140 [ 1338.468431][ T32] INFO: task kworker/1:853:5778 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.468622][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.468812][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.468865][ T32] Call trace: [ 1338.468926][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.468981][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.469034][ T32] r4:00000000 [ 1338.469058][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.469098][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.469214][ T32] 9d20: 872a1000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.469253][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.469280][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.469306][ T32] r5:80000113 r4:80239bb0 [ 1338.469327][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.469400][ T32] r4:82ac11e4 [ 1338.469424][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.469475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.469498][ T32] r4:eaeb9dc0 [ 1338.469607][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.469703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.469729][ T32] r4:00000000 [ 1338.469781][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.469848][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.469876][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.469925][ T32] r5:00001000 r4:ed35d000 [ 1338.469974][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.470086][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.470161][ T32] r5:85a35f8c r4:85a35c00 [ 1338.470204][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.470258][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.470281][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.470331][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.470446][ T32] r4:848b5900 [ 1338.470478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.470530][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.470583][ T32] r4:00000001 [ 1338.470615][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.470714][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.470822][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.470870][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.470927][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.470960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.471028][ T32] r4:84bf9700 [ 1338.471053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.471083][ T32] INFO: task kworker/1:854:5780 blocked for more than 464 seconds. [ 1338.471224][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.471264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.471296][ T32] task:kworker/1:854 state:D stack:0 pid:5780 tgid:5780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.471369][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.471503][ T32] Call trace: [ 1338.471552][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.471600][ T32] r10:82918888 r9:ebdc9d84 r8:00000002 r7:60000013 r6:ebdc9d8c r5:84b45400 [ 1338.471628][ T32] r4:84b45400 [ 1338.471650][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.471715][ T32] r5:84b45400 r4:82918884 [ 1338.471739][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.471778][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.471895][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc9e08 [ 1338.471921][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.472154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d50c0 ** 4 printk messages dropped ** [ 1338.490386][ T32] r5:00001000 r4:eae6d000 [ 1338.490428][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.490474][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.490710][ T32] r7:ddde2d80 r6:83018200 r5:8567238c r4:854dd800 ** 7 printk messages dropped ** [ 1338.491060][ T32] Exception stack(0xebdc9fb0 to 0xebdc9ff8) [ 1338.491141][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.491200][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.491230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.491261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.491304][ T32] r4:854d5280 [ 1338.491999][ T32] INFO: task kworker/1:854:5780 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.492036][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.492125][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.502706][ T32] Call trace: [ 1338.502806][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.502891][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.502955][ T32] r4:00000000 [ 1338.503003][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.503073][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.503109][ T32] 9d20: 87775000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.503138][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.503163][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.503188][ T32] r5:80000113 r4:80239bb0 [ 1338.503237][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.503290][ T32] r4:82ac11e4 [ 1338.503526][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.503586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.503610][ T32] r4:eaeb9dc0 [ 1338.503692][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.503804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.503831][ T32] r4:00000000 [ 1338.503852][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.503909][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.503988][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.504037][ T32] r5:00001000 r4:ed35d000 [ 1338.504086][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.504143][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.504384][ T32] r5:85a35f8c r4:85a35c00 [ 1338.504436][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.504521][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.504548][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.504623][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.504653][ T32] r4:848b5900 [ 1338.504674][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1338.504898][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.505079][ T32] INFO: task kworker/1:855:5782 blocked for more than 464 seconds. ** 6 printk messages dropped ** [ 1338.505473][ T32] r10:82918888 r9:ebde9d84 r8:00000002 r7:60000013 r6:ebde9d8c r5:84b44800 ** 5 printk messages dropped ** [ 1338.505740][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebde9e08 [ 1338.505773][ T32] r4:00000000 [ 1338.505813][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.505854][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.505930][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.505984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5300 [ 1338.506033][ T32] r4:00000000 [ 1338.506056][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.506106][ T32] r9:83018205 r8:84b44800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1338.506212][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.506285][ T32] r5:00001000 r4:eb041000 [ 1338.506397][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.506440][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.506513][ T32] r5:85672f8c r4:85672c00 [ 1338.506585][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.506680][ T32] r7:ddde2d80 r6:83018200 r5:85672f8c r4:854dd880 [ 1338.506707][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.506756][ T32] r10:61c88647 r9:84b44800 r8:854dd8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.506778][ T32] r4:854dd880 [ 1338.506798][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.506845][ T32] r10:00000000 r9:854dd880 r8:8027f5e8 r7:ebf19e60 r6:84991a00 r5:84b44800 [ 1338.506868][ T32] r4:00000001 [ 1338.506887][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.506923][ T32] Exception stack(0xebde9fb0 to 0xebde9ff8) [ 1338.506964][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.507022][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.507078][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.507162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.507365][ T32] r4:854d5440 [ 1338.508077][ T32] INFO: task kworker/1:855:5782 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.508127][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.508272][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.508386][ T32] Call trace: [ 1338.508423][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.508473][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.508535][ T32] r4:00000000 [ 1338.508575][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.508632][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.508676][ T32] 9d20: 87775000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.508762][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.508793][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.508817][ T32] r5:80000113 r4:80239bb0 [ 1338.508843][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.508946][ T32] r4:82ac11e4 [ 1338.508998][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.509059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.509107][ T32] r4:eaeb9dc0 [ 1338.509161][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.509211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.509299][ T32] r4:00000000 [ 1338.509322][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.509370][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.509396][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.509468][ T32] r5:00001000 r4:ed35d000 ** 2 printk messages dropped ** [ 1338.509610][ T32] r5:85a35f8c r4:85a35c00 ** 1 printk messages dropped ** [ 1338.509770][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.509796][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.509859][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.509885][ T32] r4:848b5900 [ 1338.509960][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.510050][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.510074][ T32] r4:00000001 [ 1338.510094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.510131][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.510202][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.510235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.510274][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.510361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.510419][ T32] r4:84bf9700 [ 1338.510469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.510497][ T32] INFO: task kworker/1:856:5784 blocked for more than 464 seconds. [ 1338.510607][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.510783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.510839][ T32] task:kworker/1:856 state:D stack:0 pid:5784 tgid:5784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.510961][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.511081][ T32] Call trace: [ 1338.511160][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.511285][ T32] r10:82918888 r9:ebe05d84 r8:00000002 r7:60000113 r6:ebe05d8c r5:84a11800 ** 4 printk messages dropped ** [ 1338.511675][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1338.533185][ T32] r9:83018205 r8:84a11800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 ** 1 printk messages dropped ** [ 1338.533378][ T32] r5:00001000 r4:eb291000 [ 1338.533483][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.533580][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.533878][ T32] r7:ddde2d80 r6:83018200 r5:8567338c r4:854dd900 ** 9 printk messages dropped ** [ 1338.534686][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.536834][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1338.537546][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1338.538197][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 4 printk messages dropped ** [ 1338.538650][ T32] r5:85a35f8c r4:85a35c00 [ 1338.538712][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.538839][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.538902][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.539004][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.539057][ T32] r4:848b5900 [ 1338.539104][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.539207][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.539260][ T32] r4:00000001 [ 1338.539308][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.539390][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.539452][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.539554][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.539644][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.539714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.539773][ T32] r4:84bf9700 [ 1338.539868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.539946][ T32] INFO: task kworker/1:857:5786 blocked for more than 465 seconds. [ 1338.540013][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.540065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.540108][ T32] task:kworker/1:857 state:D stack:0 pid:5786 tgid:5786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.540203][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.540394][ T32] Call trace: [ 1338.540483][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.540580][ T32] r10:82918888 r9:ebe1dd84 r8:00000002 r7:60000113 r6:ebe1dd8c r5:855ebc00 [ 1338.540644][ T32] r4:855ebc00 [ 1338.540706][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.540807][ T32] r5:855ebc00 r4:82918884 [ 1338.540855][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.540939][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.541036][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe1de08 [ 1338.541089][ T32] r4:00000000 [ 1338.541164][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.541252][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.541337][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.541440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695dc0 [ 1338.541498][ T32] r4:00000000 [ 1338.541552][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.541684][ T32] r9:83018205 r8:855ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1338.541794][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.541904][ T32] r5:00001000 r4:ebd5d000 [ 1338.541960][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.542049][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.542154][ T32] r5:8567778c r4:85677400 [ 1338.542201][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.574955][ T32] r7:ddde2d80 r6:83018200 r5:8567778c r4:854dd980 [ 1338.575056][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.575619][ T32] Exception stack(0xebe1dfb0 to 0xebe1dff8) ** 4 printk messages dropped ** [ 1338.576006][ T32] r4:854d5480 ** 5 printk messages dropped ** [ 1338.577878][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 9 printk messages dropped ** [ 1338.578730][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1338.579662][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1338.580015][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.580726][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.581294][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.582011][ T32] r5:856b0000 r4:82918884 ** 5 printk messages dropped ** [ 1338.603252][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.603842][ T32] r5:00001000 r4:eb409000 [ 1338.603897][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.604306][ T32] r7:ddde2d80 r6:83018200 r5:8567378c r4:854dda00 ** 5 printk messages dropped ** [ 1338.604792][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.605212][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.607003][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.607133][ T32] Call trace: [ 1338.607205][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.607310][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.607408][ T32] r4:00000000 [ 1338.607520][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.607628][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.607795][ T32] 9d20: 87fd4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.607872][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.607944][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.608001][ T32] r5:80000113 r4:80239bb0 [ 1338.608053][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.608155][ T32] r4:82ac11e4 [ 1338.608242][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.608353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.608423][ T32] r4:eaeb9dc0 [ 1338.608479][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.608579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.608642][ T32] r4:00000000 [ 1338.608687][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.608789][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.608837][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.608978][ T32] r5:00001000 r4:ed35d000 [ 1338.609041][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.609131][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.609236][ T32] r5:85a35f8c r4:85a35c00 [ 1338.609318][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.609420][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.609464][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.609570][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.609633][ T32] r4:848b5900 [ 1338.609705][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.609831][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.609930][ T32] r4:00000001 [ 1338.610011][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.610097][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.610158][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.610223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.610324][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.610407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.610461][ T32] r4:84bf9700 [ 1338.610509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.610588][ T32] INFO: task kworker/1:859:5790 blocked for more than 465 seconds. [ 1338.610680][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.610738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.610786][ T32] task:kworker/1:859 state:D stack:0 pid:5790 tgid:5790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.610885][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.610977][ T32] Call trace: [ 1338.611046][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.611163][ T32] r10:82918888 r9:ebe4dd84 r8:00000002 r7:60000013 r6:ebe4dd8c r5:856b1800 [ 1338.611275][ T32] r4:856b1800 [ 1338.611366][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.611473][ T32] r5:856b1800 r4:82918884 [ 1338.611542][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.611645][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.611748][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe4de08 [ 1338.611819][ T32] r4:00000000 [ 1338.611950][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.612047][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.612135][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.632937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5800 [ 1338.633047][ T32] r4:00000000 [ 1338.633076][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.633152][ T32] r9:83018205 r8:856b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1338.633177][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.633223][ T32] r5:00001000 r4:eb485000 [ 1338.633261][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.633314][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.633420][ T32] r5:85673f8c r4:85673c00 [ 1338.633454][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.633505][ T32] r7:ddde2d80 r6:83018200 r5:85673f8c r4:854dda80 [ 1338.633527][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.633575][ T32] r10:61c88647 r9:856b1800 r8:854ddaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.633598][ T32] r4:854dda80 [ 1338.633643][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.633700][ T32] r10:00000000 r9:854dda80 r8:8027f5e8 r7:ebe1de60 r6:84991c00 r5:856b1800 [ 1338.633723][ T32] r4:00000001 [ 1338.633776][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.633845][ T32] Exception stack(0xebe4dfb0 to 0xebe4dff8) [ 1338.633879][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.633992][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.634023][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.634053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1338.634942][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.635606][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1338.635741][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1338.636010][ T32] r5:00001000 r4:ed35d000 ** 5 printk messages dropped ** [ 1338.636368][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.636694][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.637083][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.637774][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1338.638397][ T32] r9:83018205 r8:856b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 1 printk messages dropped ** [ 1338.638581][ T32] r5:00001000 r4:eb65f000 ** 1 printk messages dropped ** [ 1338.638784][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.639090][ T32] r4:854ddb00 ** 2 printk messages dropped ** [ 1338.639210][ T32] r4:00000001 [ 1338.639233][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.639269][ T32] Exception stack(0xebf21fb0 to 0xebf21ff8) [ 1338.639298][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.639327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.639353][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.639388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.639472][ T32] r4:854d5740 [ 1338.639932][ T32] INFO: task kworker/1:860:5792 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.639984][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.640085][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.640132][ T32] Call trace: [ 1338.640163][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.640214][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.640240][ T32] r4:00000000 [ 1338.640260][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.640317][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.640416][ T32] 9d20: 881ba000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.640530][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.640638][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.640667][ T32] r5:80000113 r4:80239bb0 [ 1338.640691][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.640820][ T32] r4:82ac11e4 [ 1338.640875][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.640930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.640953][ T32] r4:eaeb9dc0 [ 1338.640988][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.641046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.641070][ T32] r4:00000000 [ 1338.641091][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.641145][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.641168][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.641239][ T32] r5:00001000 r4:ed35d000 [ 1338.641346][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.641394][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.641440][ T32] r5:85a35f8c r4:85a35c00 [ 1338.641461][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.641593][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.641634][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.641713][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.641793][ T32] r4:848b5900 [ 1338.641822][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.641925][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.641975][ T32] r4:00000001 [ 1338.641998][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.642050][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.642115][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.642226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.676860][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.676967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.677004][ T32] r4:84bf9700 [ 1338.677033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.677069][ T32] INFO: task kworker/1:861:5794 blocked for more than 465 seconds. [ 1338.677165][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.677206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.677240][ T32] task:kworker/1:861 state:D stack:0 pid:5794 tgid:5794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.677385][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.677457][ T32] Call trace: [ 1338.677519][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.677596][ T32] r10:82918888 r9:ebf29d84 r8:00000002 r7:60000013 r6:ebf29d8c r5:856b2400 [ 1338.677637][ T32] r4:856b2400 [ 1338.677784][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.677927][ T32] r5:856b2400 r4:82918884 [ 1338.677975][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.678252][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.678317][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf29e08 ** 2 printk messages dropped ** [ 1338.678461][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.678988][ T32] r5:00001000 r4:eb747000 [ 1338.679031][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.679087][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.679308][ T32] r7:ddde2d80 r6:83018200 r5:8567478c r4:854ddb80 ** 7 printk messages dropped ** [ 1338.679778][ T32] Exception stack(0xebf29fb0 to 0xebf29ff8) ** 6 printk messages dropped ** [ 1338.680957][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1338.682020][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1338.691451][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1338.691630][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1338.691767][ T32] r4:00000001 [ 1338.691786][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.691824][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.691852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.691881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.691923][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.691956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.691978][ T32] r4:84bf9700 [ 1338.692068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.692101][ T32] INFO: task kworker/1:862:5796 blocked for more than 465 seconds. [ 1338.692211][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.702982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.703036][ T32] task:kworker/1:862 state:D stack:0 pid:5796 tgid:5796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.703100][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.703252][ T32] Call trace: [ 1338.703505][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.703570][ T32] r10:82918888 r9:ebe9dd84 r8:00000002 r7:60000113 r6:ebe9dd8c r5:85636000 [ 1338.703663][ T32] r4:85636000 [ 1338.703705][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.703751][ T32] r5:85636000 r4:82918884 [ 1338.703916][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.704011][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.704067][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe9de08 [ 1338.704253][ T32] r4:00000000 [ 1338.704336][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.704394][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.704527][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.704639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5b80 [ 1338.704726][ T32] r4:00000000 [ 1338.704768][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.704819][ T32] r9:83018205 r8:85636000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1338.704841][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.704889][ T32] r5:00001000 r4:eb7a7000 [ 1338.705023][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.705111][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.705158][ T32] r5:8567438c r4:85674000 [ 1338.705222][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.705275][ T32] r7:ddde2d80 r6:83018200 r5:8567438c r4:854ddc00 [ 1338.705487][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.705546][ T32] r10:61c88647 r9:85636000 r8:854ddc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.705570][ T32] r4:854ddc00 [ 1338.705694][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.705801][ T32] r10:00000000 r9:854ddc00 r8:8027f5e8 r7:ebe1de60 r6:854ddc80 r5:85636000 [ 1338.705833][ T32] r4:00000001 [ 1338.705854][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.705914][ T32] Exception stack(0xebe9dfb0 to 0xebe9dff8) [ 1338.706126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.706223][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.706355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.706435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.706498][ T32] r4:854d59c0 [ 1338.707431][ T32] INFO: task kworker/1:862:5796 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.707496][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.707636][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.707729][ T32] Call trace: [ 1338.707890][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.707985][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.708082][ T32] r4:00000000 [ 1338.708168][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.708216][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.708245][ T32] 9d20: 88ac4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.708298][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.708389][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1338.708588][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1338.708794][ T32] r4:eaeb9dc0 ** 8 printk messages dropped ** [ 1338.709582][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.710200][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 9 printk messages dropped ** [ 1338.711538][ T32] INFO: task kworker/1:863:5798 blocked for more than 465 seconds. ** 6 printk messages dropped ** [ 1338.745195][ T32] r10:82918888 r9:ebf2dd84 r8:00000002 r7:60000013 r6:ebf2dd8c r5:85636c00 [ 1338.745233][ T32] r4:85636c00 [ 1338.745257][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.745302][ T32] r5:85636c00 r4:82918884 [ 1338.745324][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.745362][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.745405][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf2de08 [ 1338.745428][ T32] r4:00000000 [ 1338.745502][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.745545][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.745606][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.745685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5d40 [ 1338.745718][ T32] r4:00000000 [ 1338.745741][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.745843][ T32] r9:83018205 r8:85636c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1338.745870][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.745970][ T32] r5:00001000 r4:eb7d3000 [ 1338.745994][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.746035][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.746090][ T32] r5:85674b8c r4:85674800 [ 1338.746115][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.746256][ T32] r7:ddde2d80 r6:83018200 r5:85674b8c r4:854ddd00 [ 1338.746282][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.746358][ T32] r10:61c88647 r9:85636c00 r8:854ddd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.746384][ T32] r4:854ddd00 [ 1338.746425][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.746501][ T32] r10:00000000 r9:854ddd00 r8:8027f5e8 r7:ebe1de60 r6:854ddd80 r5:85636c00 [ 1338.746540][ T32] r4:00000001 [ 1338.746638][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.746687][ T32] Exception stack(0xebf2dfb0 to 0xebf2dff8) [ 1338.746719][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.746754][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.746783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.746813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.746834][ T32] r4:854d5c80 [ 1338.747606][ T32] INFO: task kworker/1:863:5798 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.747646][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.747711][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.747774][ T32] Call trace: [ 1338.747831][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.747879][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.747903][ T32] r4:00000000 [ 1338.747923][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.748013][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.748099][ T32] 9d20: 88d9c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.748131][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.748161][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.748186][ T32] r5:80000113 r4:80239bb0 [ 1338.748209][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.748253][ T32] r4:82ac11e4 [ 1338.748274][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.748348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.748428][ T32] r4:eaeb9dc0 [ 1338.748451][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.748549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.748723][ T32] r4:00000000 [ 1338.748761][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.748845][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.748871][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.748918][ T32] r5:00001000 r4:ed35d000 [ 1338.749004][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.749055][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.749098][ T32] r5:85a35f8c r4:85a35c00 [ 1338.749174][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.749225][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.749246][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.749293][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.749315][ T32] r4:848b5900 [ 1338.749334][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.749487][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.749514][ T32] r4:00000001 [ 1338.749535][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.749602][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.749637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.749667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.749693][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.749748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.749774][ T32] r4:84bf9700 [ 1338.749796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1338.749919][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1338.750394][ T32] r10:82918888 r9:ebf31d84 r8:00000002 r7:60000013 r6:ebf31d8c r5:85638000 ** 10 printk messages dropped ** [ 1338.751041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5e00 ** 4 printk messages dropped ** [ 1338.751252][ T32] r5:00001000 r4:eb7fb000 [ 1338.751276][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.751317][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.751456][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.751752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.751909][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.751949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.751973][ T32] r4:854d5f00 [ 1338.765356][ T32] INFO: task kworker/1:864:5801 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.765486][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.765666][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.765751][ T32] Call trace: [ 1338.765847][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.765905][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.765930][ T32] r4:00000000 [ 1338.765951][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.766016][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.766089][ T32] 9d20: 88d9c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.766150][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.766178][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.766230][ T32] r5:80000113 r4:80239bb0 [ 1338.766255][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.766329][ T32] r4:82ac11e4 [ 1338.766353][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.766519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.766575][ T32] r4:eaeb9dc0 [ 1338.766612][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.766671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.766696][ T32] r4:00000000 [ 1338.766775][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.766856][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.766934][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.766982][ T32] r5:00001000 r4:ed35d000 [ 1338.767004][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.767071][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.767119][ T32] r5:85a35f8c r4:85a35c00 [ 1338.767196][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.767301][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.767330][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.767410][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.767499][ T32] r4:848b5900 [ 1338.767526][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.767602][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.767635][ T32] r4:00000001 [ 1338.767658][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.767707][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.767738][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.767766][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.767795][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.767824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.767923][ T32] r4:84bf9700 [ 1338.767949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.768005][ T32] INFO: task kworker/1:865:5803 blocked for more than 465 seconds. [ 1338.768041][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.768093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.768121][ T32] task:kworker/1:865 state:D stack:0 pid:5803 tgid:5803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.768320][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.768449][ T32] Call trace: [ 1338.768568][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.768619][ T32] r10:82918888 r9:ebf35d84 r8:00000002 r7:60000013 r6:ebf35d8c r5:85638c00 [ 1338.768687][ T32] r4:85638c00 [ 1338.768712][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.768753][ T32] r5:85638c00 r4:82918884 [ 1338.768774][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.768815][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.768889][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf35e08 [ 1338.768941][ T32] r4:00000000 [ 1338.769003][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.769106][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.769162][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1338.769350][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.769432][ T32] r5:00001000 r4:eb823000 [ 1338.769456][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.769496][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.769567][ T32] r5:8567538c r4:85675000 ** 1 printk messages dropped ** [ 1338.769642][ T32] r7:ddde2d80 r6:83018200 r5:8567538c r4:854ddf00 ** 7 printk messages dropped ** [ 1338.770084][ T32] Exception stack(0xebf35fb0 to 0xebf35ff8) ** 6 printk messages dropped ** [ 1338.771060][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.771814][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.791515][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.792010][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.793239][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 5 printk messages dropped ** [ 1338.793930][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.794158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.794184][ T32] r4:84bf9700 [ 1338.794209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.794239][ T32] INFO: task kworker/1:866:5805 blocked for more than 465 seconds. [ 1338.794355][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.794382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.794405][ T32] task:kworker/1:866 state:D stack:0 pid:5805 tgid:5805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.794461][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.794693][ T32] Call trace: [ 1338.794807][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.794858][ T32] r10:82918888 r9:ebf39d84 r8:00000002 r7:60000013 r6:ebf39d8c r5:85639800 [ 1338.794903][ T32] r4:85639800 [ 1338.794934][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.794975][ T32] r5:85639800 r4:82918884 [ 1338.795197][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.795241][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.795287][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf39e08 [ 1338.795368][ T32] r4:00000000 [ 1338.795395][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.795435][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.795507][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.795623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521df40 [ 1338.795660][ T32] r4:00000000 [ 1338.795722][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.795775][ T32] r9:83018205 r8:85639800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1338.795800][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.795897][ T32] r5:00001000 r4:eb84b000 [ 1338.795923][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.796023][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.796245][ T32] r5:8567578c r4:85675400 [ 1338.796297][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.796364][ T32] r7:ddde2d80 r6:83018200 r5:8567578c r4:85692000 [ 1338.796420][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.796492][ T32] r10:61c88647 r9:85639800 r8:8569202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.796545][ T32] r4:85692000 [ 1338.796580][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.796659][ T32] r10:00000000 r9:85692000 r8:8027f5e8 r7:ebe1de60 r6:85692080 r5:85639800 [ 1338.796689][ T32] r4:00000001 [ 1338.796713][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.796758][ T32] Exception stack(0xebf39fb0 to 0xebf39ff8) [ 1338.796796][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.796834][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.796869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.796927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.796963][ T32] r4:854d5e40 [ 1338.797728][ T32] INFO: task kworker/1:866:5805 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.797776][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.797879][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.797974][ T32] Call trace: [ 1338.798010][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.798060][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.798086][ T32] r4:00000000 [ 1338.798107][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.798145][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.798190][ T32] 9d20: 89169000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 4 printk messages dropped ** [ 1338.798469][ T32] r4:82ac11e4 [ 1338.798491][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.798544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.798645][ T32] r4:eaeb9dc0 [ 1338.798671][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.798720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.798762][ T32] r4:00000000 [ 1338.798840][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.798905][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.798933][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.798986][ T32] r5:00001000 r4:ed35d000 [ 1338.799011][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.799053][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.799097][ T32] r5:85a35f8c r4:85a35c00 ** 1 printk messages dropped ** [ 1338.799166][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 12 printk messages dropped ** [ 1338.799809][ T32] r4:84bf9700 ** 8 printk messages dropped ** [ 1338.800364][ T32] r10:82918888 r9:ebf41d84 r8:00000002 r7:60000113 r6:ebf41d8c r5:8563b000 ** 15 printk messages dropped ** [ 1338.801494][ T32] r5:00001000 r4:eb9c9000 [ 1338.801525][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.801584][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.801643][ T32] r5:85675b8c r4:85675800 [ 1338.801672][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.801735][ T32] r7:ddde2d80 r6:83018200 r5:85675b8c r4:85692100 [ 1338.801765][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.801840][ T32] r10:61c88647 r9:8563b000 r8:8569212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.801873][ T32] r4:85692100 [ 1338.801902][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.801964][ T32] r10:00000000 r9:85692100 r8:8027f5e8 r7:ebe1de60 r6:85692180 r5:8563b000 [ 1338.801996][ T32] r4:00000001 [ 1338.802045][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.802097][ T32] Exception stack(0xebf41fb0 to 0xebf41ff8) [ 1338.802139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.830920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.831015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.831066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.831097][ T32] r4:85695100 [ 1338.831872][ T32] INFO: task kworker/1:867:5807 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.831913][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.832001][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.832115][ T32] Call trace: ** 1 printk messages dropped ** [ 1338.844333][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1338.844737][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1338.844873][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1338.845201][ T32] r5:00001000 r4:ed35d000 ** 5 printk messages dropped ** [ 1338.845521][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1338.845908][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.846232][ T32] task:kworker/1:868 state:D stack:0 pid:5808 tgid:5808 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.846794][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe79e08 ** 9 printk messages dropped ** [ 1338.847195][ T32] r5:00001000 r4:eb9f9000 [ 1338.847216][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.847255][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.847387][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.847696][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.848687][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.849187][ T32] 9d20: 89aba000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 7 printk messages dropped ** [ 1338.849607][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1338.849923][ T32] r5:00001000 r4:ed35d000 ** 5 printk messages dropped ** [ 1338.850250][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.850665][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.850921][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.851247][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.851685][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.851754][ T32] r5:00001000 r4:ebb6b000 ** 2 printk messages dropped ** [ 1338.851902][ T32] r5:8567678c r4:85676400 ** 3 printk messages dropped ** [ 1338.852063][ T32] r10:61c88647 r9:8563c800 r8:8569232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.875787][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.875842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.875900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.875928][ T32] r4:85695140 [ 1338.876719][ T32] INFO: task kworker/1:869:5810 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.876762][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.876833][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.876912][ T32] Call trace: [ 1338.876943][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.876995][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.877039][ T32] r4:00000000 [ 1338.877063][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.877103][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.877154][ T32] 9d20: 8a0ef000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.877187][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.877212][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.877236][ T32] r5:80000113 r4:80239bb0 [ 1338.877267][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.877341][ T32] r4:82ac11e4 [ 1338.877385][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.877438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.877461][ T32] r4:eaeb9dc0 [ 1338.877480][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.877548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.877575][ T32] r4:00000000 [ 1338.877623][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.877706][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.877734][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.877780][ T32] r5:00001000 r4:ed35d000 [ 1338.877823][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.877867][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.877911][ T32] r5:85a35f8c r4:85a35c00 [ 1338.877932][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.877980][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.878029][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.878118][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.878170][ T32] r4:848b5900 [ 1338.878217][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.878268][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.878292][ T32] r4:00000001 [ 1338.878326][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.878393][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.878444][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.878500][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.878550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.878615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.878678][ T32] r4:84bf9700 [ 1338.878724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.878771][ T32] INFO: task kworker/1:870:5812 blocked for more than 465 seconds. [ 1338.878850][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.878879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.878901][ T32] task:kworker/1:870 state:D stack:0 pid:5812 tgid:5812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.878946][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.879077][ T32] Call trace: [ 1338.879135][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.879182][ T32] r10:82918888 r9:ebf4dd84 r8:00000002 r7:60000013 r6:ebf4dd8c r5:8563e000 [ 1338.879205][ T32] r4:8563e000 [ 1338.879239][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.879323][ T32] r5:8563e000 r4:82918884 [ 1338.879395][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.879440][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.879507][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf4de08 [ 1338.879533][ T32] r4:00000000 [ 1338.879557][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.879604][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.879678][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.879754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695640 [ 1338.879785][ T32] r4:00000000 [ 1338.879805][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.879850][ T32] r9:83018205 r8:8563e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 1 printk messages dropped ** [ 1338.879939][ T32] r5:00001000 r4:ebb9d000 [ 1338.879990][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.880095][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.880143][ T32] r5:85676b8c r4:85676800 ** 1 printk messages dropped ** [ 1338.880225][ T32] r7:ddde2d80 r6:83018200 r5:85676b8c r4:85692400 ** 7 printk messages dropped ** [ 1338.880554][ T32] Exception stack(0xebf4dfb0 to 0xebf4dff8) ** 6 printk messages dropped ** [ 1338.881250][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.881822][ T32] r5:80000113 r4:80239bb0 ** 7 printk messages dropped ** [ 1338.894209][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.894572][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1338.894801][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.895140][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.895167][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.895196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.895218][ T32] r4:84bf9700 [ 1338.895262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.895296][ T32] INFO: task kworker/1:871:5815 blocked for more than 465 seconds. [ 1338.895329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.895354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.895403][ T32] task:kworker/1:871 state:D stack:0 pid:5815 tgid:5815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.895488][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.895555][ T32] Call trace: [ 1338.895600][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.895674][ T32] r10:82918888 r9:ebf55d84 r8:00000002 r7:60000013 r6:ebf55d8c r5:8563ec00 [ 1338.895701][ T32] r4:8563ec00 [ 1338.895743][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.895788][ T32] r5:8563ec00 r4:82918884 [ 1338.895831][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.895874][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.895941][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf55e08 [ 1338.895967][ T32] r4:00000000 [ 1338.895986][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.896023][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.896084][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.896134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695900 [ 1338.896158][ T32] r4:00000000 [ 1338.896187][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.896236][ T32] r9:83018205 r8:8563ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.896258][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.896300][ T32] r5:00001000 r4:ebd29000 [ 1338.896320][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.896378][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.896426][ T32] r5:85676f8c r4:85676c00 [ 1338.896449][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.896494][ T32] r7:ddde2d80 r6:83018200 r5:85676f8c r4:85692500 [ 1338.896547][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.896599][ T32] r10:61c88647 r9:8563ec00 r8:8569252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.896622][ T32] r4:85692500 [ 1338.896641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.896717][ T32] r10:00000000 r9:85692500 r8:8027f5e8 r7:ebe1de60 r6:85692580 r5:8563ec00 [ 1338.896743][ T32] r4:00000001 [ 1338.896790][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.896828][ T32] Exception stack(0xebf55fb0 to 0xebf55ff8) [ 1338.896855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.896882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.896908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.896958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.896993][ T32] r4:856957c0 [ 1338.897787][ T32] INFO: task kworker/1:871:5815 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.897832][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.897954][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.898002][ T32] Call trace: [ 1338.898032][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.898079][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.898124][ T32] r4:00000000 [ 1338.898170][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1338.898432][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1338.898662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 9 printk messages dropped ** [ 1338.899174][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 4 printk messages dropped ** [ 1338.899459][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 9 printk messages dropped ** [ 1338.899890][ T32] INFO: task kworker/1:872:5817 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1338.900509][ T32] r4:8563a400 ** 4 printk messages dropped ** [ 1338.900870][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf5de08 ** 9 printk messages dropped ** [ 1338.901320][ T32] r5:00001000 r4:ebd3d000 [ 1338.901351][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.901507][ T32] r7:ddde2d80 r6:83018200 r5:8567738c r4:85692600 ** 7 printk messages dropped ** [ 1338.901873][ T32] Exception stack(0xebf5dfb0 to 0xebf5dff8) ** 4 printk messages dropped ** [ 1338.902027][ T32] r4:85695700 ** 3 printk messages dropped ** [ 1338.922987][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.923371][ T32] 9d20: 8a57f000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 4 printk messages dropped ** [ 1338.923577][ T32] r4:82ac11e4 [ 1338.923636][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.923690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.923715][ T32] r4:eaeb9dc0 [ 1338.923762][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.923813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.923857][ T32] r4:00000000 [ 1338.923903][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.923963][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.923988][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.924046][ T32] r5:00001000 r4:ed35d000 [ 1338.924069][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.924133][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.924205][ T32] r5:85a35f8c r4:85a35c00 [ 1338.924229][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.924278][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.924300][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.924348][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.924401][ T32] r4:848b5900 [ 1338.924426][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.924474][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.924496][ T32] r4:00000001 [ 1338.924518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.924575][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.924615][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.924654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.924705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.924737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.924792][ T32] r4:84bf9700 [ 1338.924819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.924849][ T32] INFO: task kworker/1:873:5819 blocked for more than 465 seconds. [ 1338.924882][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.924906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.924948][ T32] task:kworker/1:873 state:D stack:0 pid:5819 tgid:5819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.924997][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.925063][ T32] Call trace: [ 1338.925138][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.925187][ T32] r10:82918888 r9:ebf61d84 r8:00000002 r7:60000113 r6:ebf61d8c r5:85640c00 [ 1338.925211][ T32] r4:85640c00 [ 1338.925265][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.925352][ T32] r5:85640c00 r4:82918884 [ 1338.925380][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.925421][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.925507][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf61e08 [ 1338.925555][ T32] r4:00000000 [ 1338.925600][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.925641][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.925689][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.925758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856958c0 [ 1338.925805][ T32] r4:00000000 [ 1338.925848][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.925903][ T32] r9:83018205 r8:85640c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 1 printk messages dropped ** [ 1338.925992][ T32] r5:00001000 r4:ebd95000 [ 1338.926012][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.926051][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.926092][ T32] r5:85675f8c r4:85675c00 [ 1338.926133][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.926182][ T32] r7:ddde2d80 r6:83018200 r5:85675f8c r4:85692700 [ 1338.926203][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.926250][ T32] r10:61c88647 r9:85640c00 r8:8569272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.926292][ T32] r4:85692700 [ 1338.926320][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.926373][ T32] r10:00000000 r9:85692700 r8:8027f5e8 r7:ebe1de60 r6:85692780 r5:85640c00 [ 1338.926397][ T32] r4:00000001 [ 1338.926417][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.926452][ T32] Exception stack(0xebf61fb0 to 0xebf61ff8) [ 1338.926477][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.926517][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.926592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.926661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.926713][ T32] r4:856958c0 [ 1338.927849][ T32] INFO: task kworker/1:873:5819 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1338.927927][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.928057][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.928151][ T32] Call trace: [ 1338.928269][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1338.928383][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.928435][ T32] r4:00000000 [ 1338.928476][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.928553][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.928615][ T32] 9d20: 8a57f000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.928681][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.928744][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.928800][ T32] r5:80000113 r4:80239bb0 [ 1338.928846][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.928935][ T32] r4:82ac11e4 [ 1338.928978][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.929085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.929135][ T32] r4:eaeb9dc0 [ 1338.929177][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.929270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.929317][ T32] r4:00000000 [ 1338.929358][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.929462][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.929527][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.929644][ T32] r5:00001000 r4:ed35d000 [ 1338.929696][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.929784][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.929872][ T32] r5:85a35f8c r4:85a35c00 ** 2 printk messages dropped ** [ 1338.930048][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1338.930458][ T32] r4:00000001 [ 1338.930503][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.930646][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.930712][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.930772][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.930828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.930892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.930939][ T32] r4:84bf9700 [ 1338.931002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.931060][ T32] INFO: task kworker/1:874:5822 blocked for more than 465 seconds. [ 1338.931115][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1338.931230][ T32] task:kworker/1:874 state:D stack:0 pid:5822 tgid:5822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.931749][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf51e08 ** 7 printk messages dropped ** [ 1338.932077][ T32] r9:83018205 r8:85641800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 1 printk messages dropped ** [ 1338.932140][ T32] r5:00001000 r4:ebdb5000 [ 1338.932159][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.955782][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.955987][ T32] r7:ddde2d80 r6:83018200 r5:85677b8c r4:85692800 ** 7 printk messages dropped ** [ 1338.956404][ T32] Exception stack(0xebf51fb0 to 0xebf51ff8) ** 6 printk messages dropped ** [ 1338.957418][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.957953][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1338.958196][ T32] r4:eaeb9dc0 ** 5 printk messages dropped ** [ 1338.958465][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.959103][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1338.959631][ T32] r4:84bf9700 ** 4 printk messages dropped ** [ 1338.959813][ T32] task:kworker/1:875 state:D stack:0 pid:5824 tgid:5824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.960276][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.960868][ T32] r9:83018205 r8:85642400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 1 printk messages dropped ** [ 1338.961015][ T32] r5:00001000 r4:ebddd000 ** 1 printk messages dropped ** [ 1338.961187][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.961680][ T32] r10:00000000 r9:85692900 r8:8027f5e8 r7:ebf51e60 r6:85692980 r5:85642400 ** 7 printk messages dropped ** [ 1338.961991][ T32] r4:85695e40 ** 3 printk messages dropped ** [ 1338.985677][ T32] Call trace: ** 1 printk messages dropped ** [ 1338.985941][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1338.986007][ T32] r4:00000000 [ 1338.986087][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.986177][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1338.986241][ T32] 9d20: 8ad33000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1338.986302][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1338.986398][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1338.986459][ T32] r5:80000113 r4:80239bb0 [ 1338.986516][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.986649][ T32] r4:82ac11e4 [ 1338.986699][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.986799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1338.986846][ T32] r4:eaeb9dc0 [ 1338.986913][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.987032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1338.987085][ T32] r4:00000000 [ 1338.987128][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.987221][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1338.987266][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.987372][ T32] r5:00001000 r4:ed35d000 [ 1338.987430][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.987510][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.987602][ T32] r5:85a35f8c r4:85a35c00 [ 1338.987652][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.987752][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1338.987800][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.987896][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.987945][ T32] r4:848b5900 [ 1338.988036][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.988150][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1338.988222][ T32] r4:00000001 [ 1338.988273][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.988372][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1338.988540][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.988610][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.988671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.988785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.988917][ T32] r4:84bf9700 [ 1338.988977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.989064][ T32] INFO: task kworker/1:876:5825 blocked for more than 465 seconds. [ 1338.989138][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.989204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.989254][ T32] task:kworker/1:876 state:D stack:0 pid:5825 tgid:5825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.989408][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.989496][ T32] Call trace: [ 1338.989575][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1338.989682][ T32] r10:82918888 r9:ebf49d84 r8:00000002 r7:60000113 r6:ebf49d8c r5:85643000 [ 1338.989738][ T32] r4:85643000 [ 1338.989779][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1338.989856][ T32] r5:85643000 r4:82918884 [ 1338.989899][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.990059][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.990226][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf49e08 [ 1338.990311][ T32] r4:00000000 [ 1338.990408][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1338.990496][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1338.990599][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1338.990693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569acc0 [ 1338.990744][ T32] r4:00000000 [ 1338.990840][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1338.990975][ T32] r9:83018205 r8:85643000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1338.991041][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.991134][ T32] r5:00001000 r4:ebfa7000 [ 1338.991178][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1338.991258][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.991343][ T32] r5:85681b8c r4:85681800 [ 1338.991396][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.991486][ T32] r7:ddde2d80 r6:83018200 r5:85681b8c r4:85692a00 [ 1338.991532][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.991620][ T32] r10:61c88647 r9:85643000 r8:85692a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.991686][ T32] r4:85692a00 [ 1338.991741][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.991830][ T32] r10:00000000 r9:85692a00 r8:8027f5e8 r7:ebf65e60 r6:85692a80 r5:85643000 [ 1338.991876][ T32] r4:00000001 [ 1338.991916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.991986][ T32] Exception stack(0xebf49fb0 to 0xebf49ff8) [ 1338.992039][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1339.010517][ T32] r4:8569a180 ** 3 printk messages dropped ** [ 1339.012133][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.015356][ T32] 9d20: 8b014000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 9 printk messages dropped ** [ 1339.015829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 10 printk messages dropped ** [ 1339.016589][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1339.017165][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.017770][ T32] task:kworker/1:877 state:D stack:0 pid:5828 tgid:5828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.018716][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf71e08 ** 9 printk messages dropped ** [ 1339.019495][ T32] r5:00001000 r4:ebdf5000 [ 1339.019539][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1339.019908][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.020551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.042951][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 6 printk messages dropped ** [ 1339.043302][ T32] r5:80000113 r4:80239bb0 [ 1339.043358][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.043439][ T32] r4:82ac11e4 [ 1339.043463][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.043515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.043553][ T32] r4:eaeb9dc0 [ 1339.043632][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.043737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.043836][ T32] r4:00000000 [ 1339.043924][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.044035][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.044102][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.044198][ T32] r5:00001000 r4:ed35d000 [ 1339.044246][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.044331][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.044430][ T32] r5:85a35f8c r4:85a35c00 [ 1339.044477][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.044570][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.044638][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.044762][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.044819][ T32] r4:848b5900 [ 1339.044934][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.045011][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.045035][ T32] r4:00000001 [ 1339.045056][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.045092][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.045144][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.045197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.045291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.045324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.045346][ T32] r4:84bf9700 [ 1339.045377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.045429][ T32] INFO: task kworker/1:878:5829 blocked for more than 465 seconds. [ 1339.045465][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.045490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.045521][ T32] task:kworker/1:878 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.045596][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.045638][ T32] Call trace: [ 1339.045668][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.045712][ T32] r10:82918888 r9:ebf75d84 r8:00000002 r7:60000013 r6:ebf75d8c r5:85645400 [ 1339.045735][ T32] r4:85645400 [ 1339.045754][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.045793][ T32] r5:85645400 r4:82918884 [ 1339.045813][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.045875][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.045924][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf75e08 [ 1339.045968][ T32] r4:00000000 [ 1339.045991][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.046058][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.046123][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.046185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569a4c0 [ 1339.046231][ T32] r4:00000000 [ 1339.046276][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.046357][ T32] r9:83018205 r8:85645400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1339.046388][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.046431][ T32] r5:00001000 r4:ebe25000 [ 1339.046516][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.046603][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.046699][ T32] r5:85680f8c r4:85680c00 [ 1339.046744][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.046793][ T32] r7:ddde2d80 r6:83018200 r5:85680f8c r4:85692c00 [ 1339.046835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.046885][ T32] r10:61c88647 r9:85645400 r8:85692c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.046907][ T32] r4:85692c00 [ 1339.047038][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.047098][ T32] r10:00000000 r9:85692c00 r8:8027f5e8 r7:ebf49e60 r6:85692c80 r5:85645400 [ 1339.047169][ T32] r4:00000001 [ 1339.047219][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.047296][ T32] Exception stack(0xebf75fb0 to 0xebf75ff8) [ 1339.047355][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.047427][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.047524][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.047609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.047681][ T32] r4:8569a600 [ 1339.048770][ T32] INFO: task kworker/1:878:5829 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.048844][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.048983][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1339.049294][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1339.049797][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.050064][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.050347][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.051000][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.051387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.051799][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.052128][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.088158][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.088280][ T32] r5:00001000 r4:ebfe1000 ** 2 printk messages dropped ** [ 1339.088535][ T32] r5:85567f8c r4:85567c00 ** 3 printk messages dropped ** [ 1339.088890][ T32] r10:61c88647 r9:85646000 r8:84991dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1339.089672][ T32] r4:854e8940 ** 3 printk messages dropped ** [ 1339.091325][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.091687][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 6 printk messages dropped ** [ 1339.101296][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1339.102112][ T32] r5:00001000 r4:ed35d000 [ 1339.102155][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.108431][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.108685][ T32] r5:85a35f8c r4:85a35c00 [ 1339.108740][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.108842][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.108887][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.109001][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.109074][ T32] r4:848b5900 [ 1339.109125][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.109226][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.109293][ T32] r4:00000001 [ 1339.109357][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.109448][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.109520][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.109582][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.109638][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.109708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.109755][ T32] r4:84bf9700 [ 1339.109824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.109914][ T32] INFO: task kworker/1:879:5833 blocked for more than 465 seconds. [ 1339.109984][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.110036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.110084][ T32] task:kworker/1:879 state:D stack:0 pid:5833 tgid:5833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.110293][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.110396][ T32] Call trace: [ 1339.110532][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.110668][ T32] r10:82918888 r9:ebf85d84 r8:00000002 r7:60000113 r6:ebf85d8c r5:85646c00 [ 1339.110718][ T32] r4:85646c00 [ 1339.110759][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.110834][ T32] r5:85646c00 r4:82918884 [ 1339.110878][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.110954][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.111042][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf85e08 [ 1339.111087][ T32] r4:00000000 [ 1339.111174][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.111257][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.111361][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.111476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569a8c0 [ 1339.111551][ T32] r4:00000000 [ 1339.111628][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.111736][ T32] r9:83018205 r8:85646c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1339.111784][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.111875][ T32] r5:00001000 r4:ebf81000 [ 1339.111928][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.112035][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.112342][ T32] r5:85680b8c r4:85680800 [ 1339.127490][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.127666][ T32] r7:ddde2d80 r6:83018200 r5:85680b8c r4:85692d80 [ 1339.127708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.127791][ T32] r10:61c88647 r9:85646c00 r8:85692dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.127830][ T32] r4:85692d80 [ 1339.127898][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.127985][ T32] r10:00000000 r9:85692d80 r8:8027f5e8 r7:ebf49e60 r6:85692e00 r5:85646c00 [ 1339.128207][ T32] r4:00000001 [ 1339.128247][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.128391][ T32] Exception stack(0xebf85fb0 to 0xebf85ff8) [ 1339.128507][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.128620][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.128682][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.128745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.128808][ T32] r4:8569a780 [ 1339.130048][ T32] INFO: task kworker/1:879:5833 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.130114][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.130275][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.130361][ T32] Call trace: [ 1339.130416][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.130499][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.130610][ T32] r4:00000000 [ 1339.130652][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.130733][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.130805][ T32] 9d20: 8bb35000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.130963][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.131043][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.131098][ T32] r5:80000113 r4:80239bb0 [ 1339.131158][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.131257][ T32] r4:82ac11e4 [ 1339.131344][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.131460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.131510][ T32] r4:eaeb9dc0 [ 1339.131558][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.131669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.131716][ T32] r4:00000000 [ 1339.131775][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.131873][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.131920][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.132005][ T32] r5:00001000 r4:ed35d000 [ 1339.132046][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.132180][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.150432][ T32] r5:85a35f8c r4:85a35c00 [ 1339.150523][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.150703][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.150751][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.150871][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.150925][ T32] r4:848b5900 [ 1339.150970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.151067][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.151118][ T32] r4:00000001 [ 1339.151218][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.151591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1339.163258][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1339.163479][ T32] r4:85640000 [ 1339.163523][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.163603][ T32] r5:85640000 r4:82918884 [ 1339.163672][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.163763][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.163873][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf79e08 [ 1339.163928][ T32] r4:00000000 [ 1339.163971][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.164048][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.164126][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.164174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569a9c0 [ 1339.164216][ T32] r4:00000000 [ 1339.164296][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.164351][ T32] r9:83018205 r8:85640000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1339.164403][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.164455][ T32] r5:00001000 r4:ebf8d000 [ 1339.164489][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.164534][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.164578][ T32] r5:8568138c r4:85681000 [ 1339.164634][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.164692][ T32] r7:ddde2d80 r6:83018200 r5:8568138c r4:85692e80 [ 1339.164715][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.164761][ T32] r10:61c88647 r9:85640000 r8:85692eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.164856][ T32] r4:85692e80 [ 1339.164970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.165020][ T32] r10:00000000 r9:85692e80 r8:8027f5e8 r7:ebf49e60 r6:85692f00 r5:85640000 [ 1339.165044][ T32] r4:00000001 [ 1339.165063][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.165295][ T32] Exception stack(0xebf79fb0 to 0xebf79ff8) [ 1339.165330][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.165359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.165414][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.165447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.165469][ T32] r4:8569a780 [ 1339.166302][ T32] INFO: task kworker/1:880:5835 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.166424][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.166541][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.166799][ T32] Call trace: [ 1339.166865][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.167125][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.167154][ T32] r4:00000000 [ 1339.167175][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.167215][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.167243][ T32] 9d20: 8bde7000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.167271][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.167297][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.167320][ T32] r5:80000113 r4:80239bb0 [ 1339.167436][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.167486][ T32] r4:82ac11e4 [ 1339.167506][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.167571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.167596][ T32] r4:eaeb9dc0 [ 1339.167616][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.167666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.167691][ T32] r4:00000000 [ 1339.167712][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.168024][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.168050][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.168095][ T32] r5:00001000 r4:ed35d000 [ 1339.168215][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.168279][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.168521][ T32] r5:85a35f8c r4:85a35c00 [ 1339.168637][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.168690][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.168726][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.168826][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.168911][ T32] r4:848b5900 [ 1339.168960][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.169054][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.169109][ T32] r4:00000001 [ 1339.169169][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.169248][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.169307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.169339][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.169367][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.169653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1339.170704][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.171059][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.171219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569ab40 [ 1339.171353][ T32] r4:00000000 [ 1339.171407][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.171539][ T32] r9:83018205 r8:85644800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1339.171595][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.171704][ T32] r5:00001000 r4:ebf9b000 [ 1339.171752][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.171849][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.171953][ T32] r5:8568178c r4:85681400 [ 1339.172070][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.172122][ T32] r7:ddde2d80 r6:83018200 r5:8568178c r4:85692f80 [ 1339.172318][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.199778][ T32] r10:61c88647 r9:85644800 r8:85692fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.199882][ T32] r4:85692f80 [ 1339.199945][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.200075][ T32] r10:00000000 r9:85692f80 r8:8027f5e8 r7:ebf49e60 r6:856a2000 r5:85644800 [ 1339.200142][ T32] r4:00000001 [ 1339.200208][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.200296][ T32] Exception stack(0xebf6dfb0 to 0xebf6dff8) [ 1339.200387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.200453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.200510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.200568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.200614][ T32] r4:8569abc0 [ 1339.201918][ T32] INFO: task kworker/1:881:5838 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.201989][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.202153][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.209550][ T32] Call trace: [ 1339.209711][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.209783][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.209810][ T32] r4:00000000 [ 1339.209845][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.209972][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.210014][ T32] 9d20: 8c032000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 4 printk messages dropped ** [ 1339.210219][ T32] r4:82ac11e4 [ 1339.210280][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.210334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.210358][ T32] r4:eaeb9dc0 [ 1339.210378][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.210425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.210448][ T32] r4:00000000 [ 1339.210485][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.210535][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.210598][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.210736][ T32] r5:00001000 r4:ed35d000 [ 1339.210815][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.210861][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.210906][ T32] r5:85a35f8c r4:85a35c00 [ 1339.210926][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.210973][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.210995][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.211040][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.211091][ T32] r4:848b5900 [ 1339.211213][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.211263][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.211343][ T32] r4:00000001 [ 1339.211382][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.211451][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.211482][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.211512][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.211770][ T32] r4:84bf9700 ** 4 printk messages dropped ** [ 1339.222873][ T32] task:kworker/1:882 state:D stack:0 pid:5840 tgid:5840 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.223553][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.223770][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.223932][ T32] r5:00001000 r4:ebfcd000 [ 1339.223969][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.224015][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.224060][ T32] r5:85681f8c r4:85681c00 ** 2 printk messages dropped ** [ 1339.224174][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.224740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.226528][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1339.227222][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1339.227417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1339.227978][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.228578][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.229207][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.229695][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.230335][ T32] r5:00001000 r4:ebfb5000 [ 1339.230395][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.230754][ T32] r7:ddde2d80 r6:83018200 r5:8568238c r4:856a2180 ** 10 printk messages dropped ** [ 1339.231525][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.258522][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.258966][ T32] 9d20: 8c7da000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 7 printk messages dropped ** [ 1339.259614][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1339.260158][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1339.260685][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.260709][ T32] r4:848b5900 [ 1339.260780][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.260895][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.260962][ T32] r4:00000001 [ 1339.261058][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.261147][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.261244][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.261348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.261456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.261488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.261510][ T32] r4:84bf9700 [ 1339.261561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.261594][ T32] INFO: task kworker/1:884:5843 blocked for more than 465 seconds. [ 1339.261834][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.261864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.261891][ T32] task:kworker/1:884 state:D stack:0 pid:5843 tgid:5843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.261941][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.262010][ T32] Call trace: [ 1339.262044][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.262118][ T32] r10:82918888 r9:ebfb1d84 r8:00000002 r7:60000013 r6:ebfb1d8c r5:856e8c00 [ 1339.262145][ T32] r4:856e8c00 [ 1339.262165][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.270646][ T32] r5:856e8c00 r4:82918884 [ 1339.270751][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.270816][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.270876][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfb1e08 [ 1339.270903][ T32] r4:00000000 [ 1339.270923][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.270962][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.271066][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.271134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569e000 [ 1339.271223][ T32] r4:00000000 [ 1339.271247][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.271295][ T32] r9:83018205 r8:856e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1339.271349][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.271400][ T32] r5:00001000 r4:ebfc5000 [ 1339.271447][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.271492][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.271535][ T32] r5:8568278c r4:85682400 [ 1339.271555][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.271673][ T32] r7:ddde2d80 r6:83018200 r5:8568278c r4:856a2280 [ 1339.271713][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.271818][ T32] r10:61c88647 r9:856e8c00 r8:856a22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.271843][ T32] r4:856a2280 [ 1339.271864][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.271911][ T32] r10:00000000 r9:856a2280 r8:8027f5e8 r7:ebfa5e60 r6:856a2300 r5:856e8c00 [ 1339.271934][ T32] r4:00000001 [ 1339.271953][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.271990][ T32] Exception stack(0xebfb1fb0 to 0xebfb1ff8) [ 1339.272020][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.272048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.272075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.272104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.272127][ T32] r4:8569ad40 [ 1339.280082][ T32] INFO: task kworker/1:884:5843 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.280190][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.280265][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.280371][ T32] Call trace: [ 1339.280499][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.280583][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.280611][ T32] r4:00000000 [ 1339.280633][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.280768][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.280803][ T32] 9d20: 8c7da000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.280833][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.280947][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.280975][ T32] r5:80000113 r4:80239bb0 [ 1339.280996][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.281042][ T32] r4:82ac11e4 [ 1339.281132][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.281184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.281209][ T32] r4:eaeb9dc0 [ 1339.281229][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.281275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.281297][ T32] r4:00000000 [ 1339.281349][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.281400][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.281587][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.281634][ T32] r5:00001000 r4:ed35d000 [ 1339.281659][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.281700][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.281744][ T32] r5:85a35f8c r4:85a35c00 [ 1339.281786][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.281837][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.281890][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.281994][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.282020][ T32] r4:848b5900 [ 1339.282040][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.282086][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.282108][ T32] r4:00000001 [ 1339.282127][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.282162][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.295826][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.296001][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.296035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.296070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1339.296381][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.296670][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.297126][ T32] r5:00001000 r4:dfb4d000 [ 1339.297151][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1339.297255][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1339.297692][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.298934][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.299597][ T32] 9d20: 8cc40000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 6 printk messages dropped ** [ 1339.299866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 10 printk messages dropped ** [ 1339.300500][ T32] r5:85a35f8c r4:85a35c00 ** 1 printk messages dropped ** [ 1339.300566][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.300587][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.300633][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.300664][ T32] r4:848b5900 [ 1339.300689][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.300736][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.300810][ T32] r4:00000001 [ 1339.300833][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.300888][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.300984][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.301041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.301072][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.301102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.301124][ T32] r4:84bf9700 [ 1339.301162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.301262][ T32] INFO: task kworker/1:886:5848 blocked for more than 465 seconds. [ 1339.301353][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.301378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.301400][ T32] task:kworker/1:886 state:D stack:0 pid:5848 tgid:5848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.301566][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.301608][ T32] Call trace: [ 1339.301810][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.301860][ T32] r10:82918888 r9:ebfedd84 r8:00000002 r7:60000013 r6:ebfedd8c r5:856ebc00 [ 1339.301883][ T32] r4:856ebc00 [ 1339.301986][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.302083][ T32] r5:856ebc00 r4:82918884 [ 1339.302222][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.309743][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.309915][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfede08 [ 1339.309944][ T32] r4:00000000 [ 1339.310016][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.310109][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.310159][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.310206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569e5c0 [ 1339.310437][ T32] r4:00000000 [ 1339.310462][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.310510][ T32] r9:83018205 r8:856ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1339.310532][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.310667][ T32] r5:00001000 r4:ebff1000 [ 1339.310693][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.310734][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.310777][ T32] r5:85682b8c r4:85682800 [ 1339.310797][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.310845][ T32] r7:ddde2d80 r6:83018200 r5:85682b8c r4:856a2480 [ 1339.310867][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.310964][ T32] r10:61c88647 r9:856ebc00 r8:856a24ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.310990][ T32] r4:856a2480 [ 1339.311148][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.311201][ T32] r10:00000000 r9:856a2480 r8:8027f5e8 r7:ebfd5e60 r6:856a2500 r5:856ebc00 [ 1339.311224][ T32] r4:00000001 [ 1339.311243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.311280][ T32] Exception stack(0xebfedfb0 to 0xebfedff8) [ 1339.311309][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.311337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.311365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.311502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.311532][ T32] r4:8569e380 [ 1339.325042][ T32] INFO: task kworker/1:886:5848 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.325165][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.325242][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.325304][ T32] Call trace: [ 1339.325335][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.325389][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.325413][ T32] r4:00000000 [ 1339.325434][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.325542][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.325579][ T32] 9d20: 8cfba000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.325608][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.325634][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.325664][ T32] r5:80000113 r4:80239bb0 [ 1339.325686][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.325734][ T32] r4:82ac11e4 [ 1339.325755][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.325803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 7 printk messages dropped ** [ 1339.326099][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1339.326465][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.326802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1339.327283][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.327557][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1339.328064][ T32] r9:83018005 r8:856e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 1 printk messages dropped ** [ 1339.328166][ T32] r5:00001000 r4:eb4d5000 ** 2 printk messages dropped ** [ 1339.328266][ T32] r5:847e4f8c r4:847e4c00 ** 1 printk messages dropped ** [ 1339.328328][ T32] r7:dddced80 r6:83018000 r5:847e4f8c r4:84991e00 ** 8 printk messages dropped ** [ 1339.328882][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.329989][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1339.330429][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1339.330899][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.331230][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 10 printk messages dropped ** [ 1339.331652][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1339.331933][ T32] r4:856ec800 [ 1339.331952][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.331988][ T32] r5:856ec800 r4:82918884 [ 1339.332008][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.332045][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.332089][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebeade08 [ 1339.332136][ T32] r4:00000000 [ 1339.332240][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.352983][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.353152][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.353257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569ef00 [ 1339.353288][ T32] r4:00000000 [ 1339.353311][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.353406][ T32] r9:83018205 r8:856ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1339.353438][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.353484][ T32] r5:00001000 r4:eb95b000 [ 1339.353505][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.353545][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.353588][ T32] r5:85677f8c r4:85677c00 [ 1339.353622][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.353685][ T32] r7:ddde2d80 r6:83018200 r5:85677f8c r4:856a2600 [ 1339.353748][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.353848][ T32] r10:61c88647 r9:856ec800 r8:856a262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.353901][ T32] r4:856a2600 [ 1339.353946][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.354034][ T32] r10:00000000 r9:856a2600 r8:8027f5e8 r7:ebfd5e60 r6:856a2680 r5:856ec800 [ 1339.354078][ T32] r4:00000001 [ 1339.354116][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.354247][ T32] Exception stack(0xebeadfb0 to 0xebeadff8) [ 1339.354313][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.354387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.354449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.354511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.354579][ T32] r4:8569e340 [ 1339.355790][ T32] INFO: task kworker/1:887:5852 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.355864][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.356023][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.356153][ T32] Call trace: [ 1339.356257][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.356348][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.356397][ T32] r4:00000000 [ 1339.356441][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.356514][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.356570][ T32] 9d20: 8d1e4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.356626][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.356692][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.356739][ T32] r5:80000113 r4:80239bb0 [ 1339.356793][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.356864][ T32] r4:82ac11e4 [ 1339.356902][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.356962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.356984][ T32] r4:eaeb9dc0 [ 1339.357016][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.357087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.357116][ T32] r4:00000000 [ 1339.357158][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.357208][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.357268][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.357315][ T32] r5:00001000 r4:ed35d000 [ 1339.357377][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1339.357698][ T32] r4:848b5900 ** 7 printk messages dropped ** [ 1339.358253][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.358842][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.359455][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.359996][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.360041][ T32] r5:00001000 r4:eb5e5000 [ 1339.360099][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.360148][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.360223][ T32] r5:8568338c r4:85683000 [ 1339.360246][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.360292][ T32] r7:ddde2d80 r6:83018200 r5:8568338c r4:856a2700 [ 1339.360358][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.360409][ T32] r10:61c88647 r9:856ee000 r8:856a272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.360448][ T32] r4:856a2700 [ 1339.360470][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.360517][ T32] r10:00000000 r9:856a2700 r8:8027f5e8 r7:ebeade60 r6:856a2780 r5:856ee000 [ 1339.360564][ T32] r4:00000001 [ 1339.360588][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.360624][ T32] Exception stack(0xebed1fb0 to 0xebed1ff8) [ 1339.360651][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.360686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.360771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.360804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.360826][ T32] r4:8569e900 [ 1339.361189][ T32] INFO: task kworker/1:888:5854 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.361228][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.361327][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.361406][ T32] Call trace: [ 1339.361521][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.361605][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.361692][ T32] r4:00000000 [ 1339.361744][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.361824][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.361884][ T32] 9d20: 8d1e4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.362003][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.362033][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.362111][ T32] r5:80000113 r4:80239bb0 [ 1339.362137][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.388307][ T32] r4:82ac11e4 [ 1339.388401][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.388600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.388694][ T32] r4:eaeb9dc0 [ 1339.388756][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.388849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.388879][ T32] r4:00000000 [ 1339.388900][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.388948][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.389042][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.389633][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.390053][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.390462][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.390873][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1339.391443][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.391549][ T32] r5:00001000 r4:eb627000 ** 4 printk messages dropped ** [ 1339.391899][ T32] r7:ddde2d80 r6:83018200 r5:8568378c r4:856a2800 ** 5 printk messages dropped ** [ 1339.392160][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.400377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1339.416304][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.416414][ T32] r4:00000000 [ 1339.416444][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.416507][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.416540][ T32] 9d20: 8d973000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.416569][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.416595][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.416664][ T32] r5:80000113 r4:80239bb0 [ 1339.416700][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.416776][ T32] r4:82ac11e4 [ 1339.416801][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.416851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.416873][ T32] r4:eaeb9dc0 [ 1339.416926][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.416975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.416997][ T32] r4:00000000 [ 1339.417075][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.417125][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.417147][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.417192][ T32] r5:00001000 r4:ed35d000 [ 1339.417212][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.417252][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.417388][ T32] r5:85a35f8c r4:85a35c00 [ 1339.417413][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.417464][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.417485][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.417532][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.417554][ T32] r4:848b5900 [ 1339.417867][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.417921][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.417960][ T32] r4:00000001 [ 1339.417990][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.418036][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.418062][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.418090][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.418117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.418163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.418196][ T32] r4:84bf9700 [ 1339.418220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.418251][ T32] INFO: task kworker/0:469:5860 blocked for more than 465 seconds. [ 1339.418296][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.418324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.418388][ T32] task:kworker/0:469 state:D stack:0 pid:5860 tgid:5860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.418502][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.418568][ T32] Call trace: [ 1339.418694][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.418746][ T32] r10:82918888 r9:ebfc1d84 r8:00000002 r7:60000113 r6:ebfc1d8c r5:856ed400 [ 1339.418770][ T32] r4:856ed400 [ 1339.418790][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.418860][ T32] r5:856ed400 r4:82918884 [ 1339.418883][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.418923][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.419026][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfc1e08 [ 1339.419140][ T32] r4:00000000 [ 1339.419162][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.419227][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.419270][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.419343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cdf40 [ 1339.419369][ T32] r4:00000000 [ 1339.419389][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.419463][ T32] r9:83018005 r8:856ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1339.419578][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.419624][ T32] r5:00001000 r4:ecaa9000 [ 1339.419649][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.419722][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.419888][ T32] r7:dddced80 r6:83018000 r5:855ce78c r4:84991e80 ** 8 printk messages dropped ** [ 1339.420298][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.421383][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.422085][ T32] 9d20: 8d973000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 12 printk messages dropped ** [ 1339.433819][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 3 printk messages dropped ** [ 1339.434098][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.434181][ T32] r5:85a35f8c r4:85a35c00 [ 1339.434222][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.434312][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.434351][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.434403][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.434435][ T32] r4:848b5900 [ 1339.434460][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.434588][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.434685][ T32] r4:00000001 [ 1339.434714][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.434757][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.434787][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.434933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.435034][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.435072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.435101][ T32] r4:84bf9700 [ 1339.435153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.435291][ T32] INFO: task kworker/0:470:5861 blocked for more than 465 seconds. [ 1339.435329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.435355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.435389][ T32] task:kworker/0:470 state:D stack:0 pid:5861 tgid:5861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.435466][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.435565][ T32] Call trace: [ 1339.435693][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.435772][ T32] r10:82918888 r9:ebef1d84 r8:00000002 r7:60000113 r6:ebef1d8c r5:856eec00 [ 1339.435839][ T32] r4:856eec00 [ 1339.435976][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.436021][ T32] r5:856eec00 r4:82918884 [ 1339.436069][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.436178][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.436279][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebef1e08 [ 1339.436325][ T32] r4:00000000 [ 1339.436385][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.436471][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.436539][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.436615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a8500 [ 1339.436649][ T32] r4:00000000 [ 1339.436674][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.436721][ T32] r9:83018005 r8:856eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1339.436766][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.436815][ T32] r5:00001000 r4:ebc8f000 [ 1339.436838][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.436922][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.436996][ T32] r5:855ccb8c r4:855cc800 [ 1339.437031][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.437101][ T32] r7:dddced80 r6:83018000 r5:855ccb8c r4:84991f00 [ 1339.437142][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.437215][ T32] r10:61c88647 r9:856eec00 r8:84991f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.437264][ T32] r4:84991f00 [ 1339.437300][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.437380][ T32] r10:00000000 r9:84991f00 r8:8027f5e8 r7:ebfc1e60 r6:856a2980 r5:856eec00 [ 1339.437408][ T32] r4:00000001 [ 1339.437433][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.437501][ T32] Exception stack(0xebef1fb0 to 0xebef1ff8) [ 1339.437567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.437621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.437709][ T32] r4:856a8000 ** 2 printk messages dropped ** [ 1339.438914][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.439638][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1339.439734][ T32] r4:82ac11e4 [ 1339.439753][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.439856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.439883][ T32] r4:eaeb9dc0 [ 1339.439928][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.439982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.440005][ T32] r4:00000000 [ 1339.440025][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.440073][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.440096][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.440138][ T32] r5:00001000 r4:ed35d000 [ 1339.440159][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.440238][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.440298][ T32] r5:85a35f8c r4:85a35c00 [ 1339.440322][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.440414][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.440441][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.440494][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.440517][ T32] r4:848b5900 [ 1339.440536][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.440583][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.440607][ T32] r4:00000001 [ 1339.440628][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.440693][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.440728][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.440759][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.440932][ T32] INFO: task kworker/1:890:5862 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1339.441197][ T32] r4:856f0000 ** 4 printk messages dropped ** [ 1339.441484][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebffde08 ** 8 printk messages dropped ** [ 1339.441921][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.442002][ T32] r5:00001000 r4:eb8cf000 [ 1339.442052][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.442098][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.469393][ T32] r7:ddde2d80 r6:83018200 r5:85683b8c r4:856a2a00 ** 8 printk messages dropped ** [ 1339.469915][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.471143][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.471499][ T32] 9d20: 8dc17000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 7 printk messages dropped ** [ 1339.471834][ T32] r4:eaeb9dc0 ** 5 printk messages dropped ** [ 1339.472011][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.486899][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.487009][ T32] r5:85a35f8c r4:85a35c00 [ 1339.487056][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.487274][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.487301][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.487390][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.487443][ T32] r4:848b5900 [ 1339.487469][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.487519][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.487544][ T32] r4:00000001 [ 1339.487740][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.487812][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.487874][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.487915][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.488165][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.488199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.488258][ T32] r4:84bf9700 [ 1339.488285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.488346][ T32] INFO: task kworker/1:891:5864 blocked for more than 465 seconds. [ 1339.488395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.488572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.488600][ T32] task:kworker/1:891 state:D stack:0 pid:5864 tgid:5864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.488664][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.488711][ T32] Call trace: [ 1339.488806][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.488962][ T32] r10:82918888 r9:ebfe9d84 r8:00000002 r7:60000013 r6:ebfe9d8c r5:856f0c00 [ 1339.489049][ T32] r4:856f0c00 [ 1339.489139][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.489186][ T32] r5:856f0c00 r4:82918884 [ 1339.489208][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.489247][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.489362][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfe9e08 [ 1339.489406][ T32] r4:00000000 [ 1339.489430][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.489512][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.489665][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.489717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a7c40 [ 1339.489740][ T32] r4:00000000 [ 1339.489760][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.489808][ T32] r9:83018205 r8:856f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1339.489904][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.489981][ T32] r5:00001000 r4:ebc31000 [ 1339.490006][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.490046][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.490108][ T32] r5:8572eb8c r4:8572e800 ** 1 printk messages dropped ** [ 1339.490200][ T32] r7:ddde2d80 r6:83018200 r5:8572eb8c r4:856a2b00 ** 12 printk messages dropped ** [ 1339.491935][ T32] r4:8569e900 ** 9 printk messages dropped ** [ 1339.503973][ T32] 9d20: 8df9b000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 16 printk messages dropped ** [ 1339.504577][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.504868][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.505039][ T32] r4:848b5900 [ 1339.505063][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.505111][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.505160][ T32] r4:00000001 [ 1339.505190][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.505229][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.505263][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.505305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.505335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.505381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.505407][ T32] r4:84bf9700 [ 1339.505440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.505470][ T32] INFO: task kworker/1:892:5866 blocked for more than 465 seconds. [ 1339.505502][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.505527][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.505577][ T32] task:kworker/1:892 state:D stack:0 pid:5866 tgid:5866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.505733][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.505784][ T32] Call trace: [ 1339.505844][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.505898][ T32] r10:82918888 r9:ec80dd84 r8:00000002 r7:60000113 r6:ec80dd8c r5:856b5400 [ 1339.505921][ T32] r4:856b5400 [ 1339.505942][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.505999][ T32] r5:856b5400 r4:82918884 [ 1339.506023][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.506062][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.506105][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec80de08 [ 1339.506127][ T32] r4:00000000 [ 1339.506166][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.506206][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.506245][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.506289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a7000 [ 1339.506310][ T32] r4:00000000 [ 1339.506329][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.506372][ T32] r9:83018205 r8:856b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.506398][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.506442][ T32] r5:00001000 r4:eba73000 [ 1339.506467][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.506535][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.506781][ T32] r5:8572c38c r4:8572c000 [ 1339.506885][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.506979][ T32] r7:ddde2d80 r6:83018200 r5:8572c38c r4:856a2c00 [ 1339.507017][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.507066][ T32] r10:61c88647 r9:856b5400 r8:856a2c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.507089][ T32] r4:856a2c00 ** 2 printk messages dropped ** [ 1339.507257][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.507567][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.509211][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1339.509755][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1339.510098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 9 printk messages dropped ** [ 1339.510735][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 4 printk messages dropped ** [ 1339.511057][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 7 printk messages dropped ** [ 1339.511399][ T32] r4:84bf9700 [ 1339.511434][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.511487][ T32] INFO: task kworker/1:893:5868 blocked for more than 465 seconds. [ 1339.511570][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.511598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.511644][ T32] task:kworker/1:893 state:D stack:0 pid:5868 tgid:5868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.511725][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.511779][ T32] Call trace: [ 1339.511832][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.511879][ T32] r10:82918888 r9:ec815d84 r8:00000002 r7:60000113 r6:ec815d8c r5:856b6000 [ 1339.511909][ T32] r4:856b6000 [ 1339.511952][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.512017][ T32] r5:856b6000 r4:82918884 [ 1339.512060][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.512120][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.512165][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec815e08 [ 1339.542860][ T32] r4:00000000 [ 1339.543020][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.543167][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.543289][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.543421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a7180 [ 1339.543475][ T32] r4:00000000 [ 1339.543519][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.543610][ T32] r9:83018205 r8:856b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1339.543737][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.543902][ T32] r5:00001000 r4:eba93000 [ 1339.543963][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.544043][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.544133][ T32] r5:8572c78c r4:8572c400 [ 1339.544285][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.544384][ T32] r7:ddde2d80 r6:83018200 r5:8572c78c r4:856a2c80 [ 1339.544434][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.544528][ T32] r10:61c88647 r9:856b6000 r8:856a2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.544566][ T32] r4:856a2c80 [ 1339.544662][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.544883][ T32] r10:00000000 r9:856a2c80 r8:8027f5e8 r7:ebfe9e60 r6:854d7000 r5:856b6000 [ 1339.544930][ T32] r4:00000001 [ 1339.544961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.545025][ T32] Exception stack(0xec815fb0 to 0xec815ff8) [ 1339.545185][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.545286][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.545321][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.545355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.545416][ T32] r4:856a7140 [ 1339.546309][ T32] INFO: task kworker/1:893:5868 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.546350][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.546453][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.546598][ T32] Call trace: [ 1339.546651][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.546751][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.546777][ T32] r4:00000000 [ 1339.546798][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.546858][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.546911][ T32] 9d20: 8e5ca000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.546943][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.546969][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.547008][ T32] r5:80000113 r4:80239bb0 [ 1339.547073][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.547130][ T32] r4:82ac11e4 [ 1339.547152][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.547203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.547251][ T32] r4:eaeb9dc0 [ 1339.547296][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.547383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.547413][ T32] r4:00000000 [ 1339.547459][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.547566][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.547595][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.547694][ T32] r5:00001000 r4:ed35d000 [ 1339.547723][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.547768][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.547822][ T32] r5:85a35f8c r4:85a35c00 [ 1339.547865][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.547952][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 1 printk messages dropped ** [ 1339.548094][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.548564][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.548785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1339.549768][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 ** 8 printk messages dropped ** [ 1339.550889][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.550935][ T32] r5:00001000 r4:ebab7000 ** 2 printk messages dropped ** [ 1339.551042][ T32] r5:8572cf8c r4:8572cc00 ** 4 printk messages dropped ** [ 1339.551410][ T32] r4:856a2d00 ** 5 printk messages dropped ** [ 1339.551703][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.551938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.551963][ T32] r4:856a70c0 [ 1339.576863][ T32] INFO: task kworker/1:894:5870 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.577067][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.577212][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.577338][ T32] Call trace: [ 1339.577374][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.577470][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.577513][ T32] r4:00000000 [ 1339.577536][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.577618][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.577685][ T32] 9d20: 8e88a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.577723][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.577752][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.577805][ T32] r5:80000113 r4:80239bb0 [ 1339.577845][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.577916][ T32] r4:82ac11e4 [ 1339.577951][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.578055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.578095][ T32] r4:eaeb9dc0 [ 1339.578134][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.578220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.578257][ T32] r4:00000000 [ 1339.578280][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.578369][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.578419][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.578476][ T32] r5:00001000 r4:ed35d000 [ 1339.578499][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.578609][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.578673][ T32] r5:85a35f8c r4:85a35c00 [ 1339.578696][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.578790][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.578819][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.578869][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.578899][ T32] r4:848b5900 [ 1339.578947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.579035][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.579060][ T32] r4:00000001 [ 1339.579084][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.579131][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.579189][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.579222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.579252][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.579285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.579309][ T32] r4:84bf9700 [ 1339.579358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.579393][ T32] INFO: task kworker/1:895:5872 blocked for more than 466 seconds. [ 1339.579455][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.579487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.579522][ T32] task:kworker/1:895 state:D stack:0 pid:5872 tgid:5872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.579576][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.579648][ T32] Call trace: [ 1339.579689][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.579753][ T32] r10:82918888 r9:ec825d84 r8:00000002 r7:60000013 r6:ec825d8c r5:856b4800 [ 1339.579807][ T32] r4:856b4800 [ 1339.579833][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.579912][ T32] r5:856b4800 r4:82918884 [ 1339.579965][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.580030][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.580079][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec825e08 [ 1339.580128][ T32] r4:00000000 [ 1339.580154][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.580196][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.580237][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.580317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a7440 [ 1339.580370][ T32] r4:00000000 [ 1339.580394][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.580444][ T32] r9:83018205 r8:856b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1339.580468][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.580539][ T32] r5:00001000 r4:ebad3000 [ 1339.580590][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.580637][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.580689][ T32] r5:8572d38c r4:8572d000 [ 1339.580709][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.580784][ T32] r7:ddde2d80 r6:83018200 r5:8572d38c r4:856a2d80 [ 1339.580817][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.580867][ T32] r10:61c88647 r9:856b4800 r8:856a2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.580892][ T32] r4:856a2d80 [ 1339.580912][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.580958][ T32] r10:00000000 r9:856a2d80 r8:8027f5e8 r7:ebfe9e60 r6:854d7100 r5:856b4800 [ 1339.580984][ T32] r4:00000001 [ 1339.581004][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.581040][ T32] Exception stack(0xec825fb0 to 0xec825ff8) [ 1339.581069][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.581097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.581124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.581171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.581200][ T32] r4:856a7340 [ 1339.581780][ T32] INFO: task kworker/1:895:5872 is blocked on a mutex likely owned by task kworker/1:370:4428. ** 3 printk messages dropped ** [ 1339.581940][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.589480][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.589714][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.590014][ T32] r5:85a35f8c r4:85a35c00 ** 4 printk messages dropped ** [ 1339.590281][ T32] r4:848b5900 ** 5 printk messages dropped ** [ 1339.590545][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.590940][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.591234][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1339.591923][ T32] r5:00001000 r4:ebaed000 [ 1339.591946][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1339.592054][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1339.608423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.609558][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.610233][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1339.610496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1339.611159][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.611761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1339.612159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.612204][ T32] task:kworker/1:897 state:D stack:0 pid:5876 tgid:5876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.626030][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.626137][ T32] Call trace: [ 1339.626175][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.626324][ T32] r10:82918888 r9:ec845d84 r8:00000002 r7:60000113 r6:ec845d8c r5:84a16c00 [ 1339.626354][ T32] r4:84a16c00 [ 1339.626376][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.626451][ T32] r5:84a16c00 r4:82918884 [ 1339.626682][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.626734][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.626782][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec845e08 [ 1339.626806][ T32] r4:00000000 [ 1339.626827][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.626920][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.627006][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.627057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a7740 [ 1339.627080][ T32] r4:00000000 [ 1339.627127][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.627179][ T32] r9:83018205 r8:84a16c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1339.627221][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.627302][ T32] r5:00001000 r4:ebb0d000 [ 1339.627423][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.627469][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.627541][ T32] r5:8572db8c r4:8572d800 [ 1339.627572][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.627622][ T32] r7:ddde2d80 r6:83018200 r5:8572db8c r4:856a2e80 [ 1339.627645][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.627874][ T32] r10:61c88647 r9:84a16c00 r8:856a2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.627902][ T32] r4:856a2e80 [ 1339.627945][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.628055][ T32] r10:00000000 r9:856a2e80 r8:8027f5e8 r7:ebfe9e60 r6:854d7200 r5:84a16c00 [ 1339.628083][ T32] r4:00000001 [ 1339.628162][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.628210][ T32] Exception stack(0xec845fb0 to 0xec845ff8) [ 1339.628241][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.628282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.628315][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.628482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.628596][ T32] r4:856a75c0 [ 1339.629343][ T32] INFO: task kworker/1:897:5876 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.629380][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.629439][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.629486][ T32] Call trace: [ 1339.629595][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.629676][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.629706][ T32] r4:00000000 [ 1339.629727][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.629767][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.629809][ T32] 9d20: 8ebf7000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.629868][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.629901][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1339.630249][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1339.630670][ T32] r5:00001000 r4:ed35d000 ** 7 printk messages dropped ** [ 1339.631362][ T32] r4:848b5900 ** 3 printk messages dropped ** [ 1339.631693][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.631888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1339.652106][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1339.653669][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1339.653946][ T32] r5:00001000 r4:ebbe9000 [ 1339.654008][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1339.654641][ T32] r4:856a2f00 ** 7 printk messages dropped ** [ 1339.655141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.656359][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.656934][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1339.657401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 9 printk messages dropped ** [ 1339.657785][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.657805][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.657894][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.657921][ T32] r4:848b5900 [ 1339.657943][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.657992][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.658016][ T32] r4:00000001 [ 1339.658037][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.658072][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.658103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.658212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.658248][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.658279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.658362][ T32] r4:84bf9700 [ 1339.658389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.658505][ T32] INFO: task kworker/1:899:5880 blocked for more than 466 seconds. [ 1339.658574][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.658648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.658689][ T32] task:kworker/1:899 state:D stack:0 pid:5880 tgid:5880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.658739][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.658843][ T32] Call trace: [ 1339.658878][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.658926][ T32] r10:82918888 r9:ec855d84 r8:00000002 r7:60000113 r6:ec855d8c r5:84969800 [ 1339.658951][ T32] r4:84969800 [ 1339.658972][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.659101][ T32] r5:84969800 r4:82918884 [ 1339.659127][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.659169][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.659310][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec855e08 [ 1339.659339][ T32] r4:00000000 [ 1339.659362][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.659402][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.659446][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.659492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a79c0 [ 1339.659515][ T32] r4:00000000 [ 1339.659536][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.659586][ T32] r9:83018205 r8:84969800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1339.659693][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.659776][ T32] r5:00001000 r4:ebbff000 [ 1339.660066][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.660115][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.660160][ T32] r5:8572e38c r4:8572e000 [ 1339.660202][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.660278][ T32] r7:ddde2d80 r6:83018200 r5:8572e38c r4:856a2f80 [ 1339.660303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.660374][ T32] r10:61c88647 r9:84969800 r8:856a2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.660399][ T32] r4:856a2f80 [ 1339.660421][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.660468][ T32] r10:00000000 r9:856a2f80 r8:8027f5e8 r7:ebfe9e60 r6:854d7300 r5:84969800 [ 1339.660491][ T32] r4:00000001 [ 1339.660510][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.660552][ T32] Exception stack(0xec855fb0 to 0xec855ff8) [ 1339.660580][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.660623][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.660679][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.660756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.660879][ T32] r4:856a75c0 [ 1339.661272][ T32] INFO: task kworker/1:899:5880 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.661333][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.661394][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.661457][ T32] Call trace: [ 1339.661491][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.661538][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.661562][ T32] r4:00000000 [ 1339.661581][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.661617][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.661649][ T32] 9d20: 8ee29000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.661686][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.661713][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.661737][ T32] r5:80000113 r4:80239bb0 [ 1339.661814][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.661863][ T32] r4:82ac11e4 [ 1339.661884][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.661950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.661976][ T32] r4:eaeb9dc0 [ 1339.661998][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.662044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.662110][ T32] r4:00000000 [ 1339.662132][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.692972][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.693128][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.693208][ T32] r5:00001000 r4:ed35d000 [ 1339.693274][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.693322][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.693741][ T32] r4:848b5900 ** 5 printk messages dropped ** [ 1339.694008][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.694481][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.695157][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1339.695928][ T32] r5:00001000 r4:ebc17000 [ 1339.695958][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1339.696106][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1339.696601][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.697938][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1339.698190][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1339.698492][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.698861][ T32] r5:85a35f8c r4:85a35c00 ** 4 printk messages dropped ** [ 1339.699112][ T32] r4:848b5900 ** 8 printk messages dropped ** [ 1339.699447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1339.699706][ T32] Call trace: ** 2 printk messages dropped ** [ 1339.699802][ T32] r4:84968c00 [ 1339.699913][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.699960][ T32] r5:84968c00 r4:82918884 [ 1339.699981][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.700137][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.700186][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec861e08 [ 1339.700210][ T32] r4:00000000 [ 1339.700230][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.700267][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.700385][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.700438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aa6c0 [ 1339.700462][ T32] r4:00000000 [ 1339.700509][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.700583][ T32] r9:83018205 r8:84968c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1339.700607][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.700696][ T32] r5:00001000 r4:ebeb1000 [ 1339.700721][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.700762][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.700804][ T32] r5:85730b8c r4:85730800 [ 1339.700825][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.700869][ T32] r7:ddde2d80 r6:83018200 r5:85730b8c r4:854cb080 [ 1339.700915][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.700966][ T32] r10:61c88647 r9:84968c00 r8:854cb0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.700989][ T32] r4:854cb080 [ 1339.701008][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.701081][ T32] r10:00000000 r9:854cb080 r8:8027f5e8 r7:ebfe9e60 r6:854d7400 r5:84968c00 [ 1339.701134][ T32] r4:00000001 [ 1339.701156][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.701231][ T32] Exception stack(0xec861fb0 to 0xec861ff8) [ 1339.701260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.701290][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.701319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.701379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.701406][ T32] r4:856a7d80 [ 1339.701779][ T32] INFO: task kworker/1:901:5884 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.701833][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.701893][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.701972][ T32] Call trace: [ 1339.702003][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.702051][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.702076][ T32] r4:00000000 [ 1339.702095][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.702144][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.702244][ T32] 9d20: 8f25a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.724145][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.724244][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.724278][ T32] r5:80000113 r4:80239bb0 [ 1339.724303][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.724414][ T32] r4:82ac11e4 [ 1339.724512][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.724688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.724717][ T32] r4:eaeb9dc0 [ 1339.724835][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.724887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.724912][ T32] r4:00000000 [ 1339.724932][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.724980][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.725030][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.725080][ T32] r5:00001000 r4:ed35d000 ** 1 printk messages dropped ** [ 1339.725199][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1339.725777][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1339.726080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1339.726676][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec865e08 ** 8 printk messages dropped ** [ 1339.727223][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.727286][ T32] r5:00001000 r4:ebc5d000 ** 3 printk messages dropped ** [ 1339.727542][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1339.728347][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.729666][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.730193][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1339.730511][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1339.730788][ T32] r5:00001000 r4:ed35d000 ** 4 printk messages dropped ** [ 1339.731044][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.731073][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.731121][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.731143][ T32] r4:848b5900 [ 1339.731162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.731208][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.731232][ T32] r4:00000001 [ 1339.731251][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.731286][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.731312][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.731352][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.731383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.731498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.731542][ T32] r4:84bf9700 [ 1339.731602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.731649][ T32] INFO: task kworker/1:903:5888 blocked for more than 466 seconds. [ 1339.731684][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.731708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.731782][ T32] task:kworker/1:903 state:D stack:0 pid:5888 tgid:5888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.731831][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.731929][ T32] Call trace: [ 1339.731992][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.732040][ T32] r10:82918888 r9:ec805d84 r8:00000002 r7:60000013 r6:ec805d8c r5:8496c800 [ 1339.732063][ T32] r4:8496c800 [ 1339.732111][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.732234][ T32] r5:8496c800 r4:82918884 [ 1339.750611][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.750767][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.750823][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 [ 1339.750849][ T32] r4:00000000 [ 1339.750870][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.750935][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.751035][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.751097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a7f00 [ 1339.751147][ T32] r4:00000000 [ 1339.751241][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.751335][ T32] r9:83018205 r8:8496c800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1339.751439][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.751499][ T32] r5:00001000 r4:ebca5000 [ 1339.751564][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.751616][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.751716][ T32] r5:8572e78c r4:8572e400 [ 1339.751813][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.751882][ T32] r7:ddde2d80 r6:83018200 r5:8572e78c r4:854cb180 [ 1339.751948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.752005][ T32] r10:61c88647 r9:8496c800 r8:854cb1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.752030][ T32] r4:854cb180 [ 1339.752078][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.752133][ T32] r10:00000000 r9:854cb180 r8:8027f5e8 r7:ec861e60 r6:854d7500 r5:8496c800 [ 1339.752218][ T32] r4:00000001 [ 1339.757784][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.757858][ T32] Exception stack(0xec805fb0 to 0xec805ff8) [ 1339.757892][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.757922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.758004][ T32] r4:856a7d00 ** 4 printk messages dropped ** [ 1339.759248][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.759816][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.760014][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.760490][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1339.760665][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.760996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1339.761451][ T32] r4:8496d400 ** 5 printk messages dropped ** [ 1339.761696][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.761840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a7d80 ** 4 printk messages dropped ** [ 1339.762037][ T32] r5:00001000 r4:ebcbf000 ** 3 printk messages dropped ** [ 1339.780398][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.780830][ T32] Exception stack(0xec871fb0 to 0xec871ff8) ** 6 printk messages dropped ** [ 1339.781795][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.787008][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1339.787278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1339.787912][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.788373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1339.788487][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.788511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.788556][ T32] task:kworker/1:905 state:D stack:0 pid:5893 tgid:5893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.788616][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.788666][ T32] Call trace: [ 1339.788698][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.788746][ T32] r10:82918888 r9:ec875d84 r8:00000002 r7:60000113 r6:ec875d8c r5:8496ec00 [ 1339.788813][ T32] r4:8496ec00 [ 1339.788867][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.788995][ T32] r5:8496ec00 r4:82918884 [ 1339.789134][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.789190][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.789237][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec875e08 [ 1339.789260][ T32] r4:00000000 [ 1339.789420][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.789462][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.789502][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.789546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aa000 [ 1339.789569][ T32] r4:00000000 [ 1339.789589][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.789635][ T32] r9:83018205 r8:8496ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.789759][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.789834][ T32] r5:00001000 r4:ebcdd000 [ 1339.789858][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.789900][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.790008][ T32] r5:8572f78c r4:8572f400 [ 1339.790032][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.790117][ T32] r7:ddde2d80 r6:83018200 r5:8572f78c r4:854cb280 [ 1339.790171][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.790247][ T32] r10:61c88647 r9:8496ec00 r8:854cb2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.790273][ T32] r4:854cb280 [ 1339.790295][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.790341][ T32] r10:00000000 r9:854cb280 r8:8027f5e8 r7:ec861e60 r6:854d7600 r5:8496ec00 [ 1339.790365][ T32] r4:00000001 [ 1339.790411][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.790451][ T32] Exception stack(0xec875fb0 to 0xec875ff8) [ 1339.790479][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.790534][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.790611][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.790728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.790768][ T32] r4:856a7f80 [ 1339.791481][ T32] INFO: task kworker/1:905:5893 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.791529][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.791619][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.791686][ T32] Call trace: [ 1339.791716][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.791766][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.791816][ T32] r4:00000000 [ 1339.791845][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.791885][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.791913][ T32] 9d20: 8fc21000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.791942][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.792034][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.792062][ T32] r5:80000113 r4:80239bb0 [ 1339.792141][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.809981][ T32] r4:82ac11e4 [ 1339.810029][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.810122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.810152][ T32] r4:eaeb9dc0 [ 1339.810175][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.810238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.810293][ T32] r4:00000000 [ 1339.810360][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.810414][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.810504][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.810588][ T32] r5:00001000 r4:ed35d000 [ 1339.810619][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.810668][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.810756][ T32] r5:85a35f8c r4:85a35c00 [ 1339.810881][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.810975][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.811001][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.811050][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.811093][ T32] r4:848b5900 [ 1339.811116][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.811163][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.811241][ T32] r4:00000001 [ 1339.811265][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.811332][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.811412][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.811445][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.811587][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.811621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.811659][ T32] r4:84bf9700 [ 1339.811690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.811722][ T32] INFO: task kworker/0:471:5894 blocked for more than 466 seconds. [ 1339.811755][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.811780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.811801][ T32] task:kworker/0:471 state:D stack:0 pid:5894 tgid:5894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.811931][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.812039][ T32] Call trace: [ 1339.812072][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.812120][ T32] r10:82918888 r9:ec879d84 r8:00000002 r7:60050013 r6:ec879d8c r5:8496a400 [ 1339.812152][ T32] r4:8496a400 [ 1339.817061][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.817188][ T32] r5:8496a400 r4:82918884 [ 1339.817214][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.817285][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.817396][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec879e08 [ 1339.817423][ T32] r4:00000000 [ 1339.817515][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.817607][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.817663][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.817712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473d140 [ 1339.817734][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.817835][ T32] r9:83018005 r8:8496a400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 1 printk messages dropped ** [ 1339.817902][ T32] r5:00001000 r4:ebd03000 [ 1339.817923][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.817963][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.818302][ T32] r4:854d7680 ** 5 printk messages dropped ** [ 1339.818537][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.819707][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.820018][ T32] 9d20: 8ffe5000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 7 printk messages dropped ** [ 1339.820418][ T32] r4:eaeb9dc0 ** 8 printk messages dropped ** [ 1339.820772][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.821153][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.821182][ T32] r4:848b5900 [ 1339.821203][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.821251][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.821274][ T32] r4:00000001 [ 1339.821293][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.821328][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.821354][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.821407][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.821476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.821510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.821560][ T32] r4:84bf9700 [ 1339.821610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.821643][ T32] INFO: task kworker/1:906:5896 blocked for more than 466 seconds. [ 1339.821683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.821709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.821730][ T32] task:kworker/1:906 state:D stack:0 pid:5896 tgid:5896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.821775][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.821828][ T32] Call trace: [ 1339.821862][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.821932][ T32] r10:82918888 r9:ec881d84 r8:00000002 r7:60000013 r6:ec881d8c r5:8496e000 [ 1339.821958][ T32] r4:8496e000 [ 1339.821979][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.822020][ T32] r5:8496e000 r4:82918884 [ 1339.822041][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.822080][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.822123][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec881e08 [ 1339.822168][ T32] r4:00000000 [ 1339.837867][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.838120][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.838177][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.838228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aa140 [ 1339.838519][ T32] r4:00000000 [ 1339.838546][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.838703][ T32] r9:83018205 r8:8496e000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1339.838802][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.838853][ T32] r5:00001000 r4:ebcf3000 [ 1339.838874][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.838915][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.838959][ T32] r5:8572fb8c r4:8572f800 [ 1339.838979][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.839026][ T32] r7:ddde2d80 r6:83018200 r5:8572fb8c r4:854cb300 [ 1339.839047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.839092][ T32] r10:61c88647 r9:8496e000 r8:854cb32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.839114][ T32] r4:854cb300 [ 1339.839161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.839232][ T32] r10:00000000 r9:854cb300 r8:8027f5e8 r7:ec861e60 r6:854d7780 r5:8496e000 [ 1339.839337][ T32] r4:00000001 [ 1339.839361][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.839422][ T32] Exception stack(0xec881fb0 to 0xec881ff8) [ 1339.839458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.839513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.839544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1339.839597][ T32] r4:853aa280 ** 2 printk messages dropped ** [ 1339.840508][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.840853][ T32] 9d20: 9021b000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 7 printk messages dropped ** [ 1339.841346][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1339.841664][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1339.842269][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.858629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1339.859406][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.859749][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1339.860760][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.860802][ T32] r5:00001000 r4:ebe59000 [ 1339.860822][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1339.861008][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.861915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.884113][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 5 printk messages dropped ** [ 1339.884487][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.884516][ T32] r5:80000113 r4:80239bb0 [ 1339.884565][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.884648][ T32] r4:82ac11e4 [ 1339.884685][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.884737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.884762][ T32] r4:eaeb9dc0 [ 1339.884783][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.884828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.884850][ T32] r4:00000000 [ 1339.884870][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.884915][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.884939][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.884983][ T32] r5:00001000 r4:ed35d000 [ 1339.885022][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.885068][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.885137][ T32] r5:85a35f8c r4:85a35c00 [ 1339.885162][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.885211][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.885251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.885305][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.885341][ T32] r4:848b5900 [ 1339.885389][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.885485][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.885512][ T32] r4:00000001 [ 1339.885650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.885702][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.885756][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.885799][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.885826][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.885880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.885907][ T32] r4:84bf9700 [ 1339.885948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.885981][ T32] INFO: task kworker/0:472:5900 blocked for more than 466 seconds. [ 1339.886014][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.886082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.886107][ T32] task:kworker/0:472 state:D stack:0 pid:5900 tgid:5900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.886152][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.886229][ T32] Call trace: [ 1339.886291][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.886388][ T32] r10:82918888 r9:ec885d84 r8:00000002 r7:60000113 r6:ec885d8c r5:84b90000 [ 1339.886416][ T32] r4:84b90000 [ 1339.886437][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.886480][ T32] r5:84b90000 r4:82918884 [ 1339.886501][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.886539][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.886610][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec885e08 [ 1339.886691][ T32] r4:00000000 [ 1339.886716][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.886756][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.886794][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1339.886977][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.887018][ T32] r5:00001000 r4:ebd3b000 [ 1339.887089][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1339.887449][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1339.888185][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.888539][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.888571][ T32] 9d20: 9088b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.888601][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.888625][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.888648][ T32] r5:80000113 r4:80239bb0 [ 1339.888674][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.888717][ T32] r4:82ac11e4 [ 1339.888754][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.888807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.888829][ T32] r4:eaeb9dc0 [ 1339.888860][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.888910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.888933][ T32] r4:00000000 [ 1339.888953][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.888999][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.889021][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.889089][ T32] r5:00001000 r4:ed35d000 [ 1339.889112][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.889154][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.889196][ T32] r5:85a35f8c r4:85a35c00 [ 1339.889237][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.889286][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.889308][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.889379][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.889417][ T32] r4:848b5900 [ 1339.889468][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.889520][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.889543][ T32] r4:00000001 [ 1339.889563][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.889599][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.889625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.889653][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.889684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.889713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.889735][ T32] r4:84bf9700 [ 1339.889775][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.889804][ T32] INFO: task kworker/1:908:5902 blocked for more than 466 seconds. [ 1339.889831][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.889854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.889886][ T32] task:kworker/1:908 state:D stack:0 pid:5902 tgid:5902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.889937][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.889981][ T32] Call trace: [ 1339.890042][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.890095][ T32] r10:82918888 r9:ec889d84 r8:00000002 r7:60000013 r6:ec889d8c r5:84b90c00 [ 1339.890120][ T32] r4:84b90c00 [ 1339.890140][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.890179][ T32] r5:84b90c00 r4:82918884 [ 1339.890199][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.890248][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.890464][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1339.890755][ T32] r5:00001000 r4:ebe8d000 [ 1339.890776][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.890815][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.890859][ T32] r5:8573038c r4:85730000 [ 1339.890878][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.890922][ T32] r7:ddde2d80 r6:83018200 r5:8573038c r4:854cb400 [ 1339.890943][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1339.891089][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1339.891280][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1339.891393][ T32] r4:853aa580 ** 2 printk messages dropped ** [ 1339.891785][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.891976][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.892070][ T32] 9d20: 9088b000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 4 printk messages dropped ** [ 1339.915576][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1339.915740][ T32] r4:eaeb9dc0 ** 2 printk messages dropped ** [ 1339.915858][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.916036][ T32] r5:00001000 r4:ed35d000 ** 4 printk messages dropped ** [ 1339.916290][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 1 printk messages dropped ** [ 1339.916363][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1339.916679][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.917009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1339.917238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1339.917350][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.917424][ T32] Call trace: [ 1339.917526][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.917575][ T32] r10:82918888 r9:ec88dd84 r8:00000002 r7:60000013 r6:ec88dd8c r5:84b91800 [ 1339.917628][ T32] r4:84b91800 [ 1339.917652][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.917732][ T32] r5:84b91800 r4:82918884 [ 1339.917756][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.917825][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.917898][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec88de08 [ 1339.917925][ T32] r4:00000000 [ 1339.917945][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.917983][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.918024][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.918121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aa7c0 [ 1339.918148][ T32] r4:00000000 [ 1339.918168][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.918237][ T32] r9:83018205 r8:84b91800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1339.918263][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.918307][ T32] r5:00001000 r4:ebec9000 [ 1339.918327][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.918365][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.918408][ T32] r5:85730f8c r4:85730c00 [ 1339.918441][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.918494][ T32] r7:ddde2d80 r6:83018200 r5:85730f8c r4:854cb480 [ 1339.918517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.918604][ T32] r10:61c88647 r9:84b91800 r8:854cb4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.918631][ T32] r4:854cb480 [ 1339.918668][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.918769][ T32] r10:00000000 r9:854cb480 r8:8027f5e8 r7:ec861e60 r6:854d7a00 r5:84b91800 [ 1339.918795][ T32] r4:00000001 [ 1339.918815][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.918852][ T32] Exception stack(0xec88dfb0 to 0xec88dff8) [ 1339.918912][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.918944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.918972][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.919003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.919025][ T32] r4:853aa380 [ 1339.919745][ T32] INFO: task kworker/1:909:5904 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.919778][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.919865][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.919941][ T32] Call trace: [ 1339.919972][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.920038][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.920100][ T32] r4:00000000 [ 1339.920142][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.920184][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.920237][ T32] 9d20: 90c86000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.920272][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.920298][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.920323][ T32] r5:80000113 r4:80239bb0 [ 1339.920381][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.920436][ T32] r4:82ac11e4 [ 1339.920457][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.920506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.920529][ T32] r4:eaeb9dc0 [ 1339.920574][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.920633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.920662][ T32] r4:00000000 [ 1339.920684][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.920731][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.920754][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.920795][ T32] r5:00001000 r4:ed35d000 [ 1339.920869][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.920914][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.921107][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.921508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 12 printk messages dropped ** [ 1339.922080][ T32] r5:84b92400 r4:82918884 ** 5 printk messages dropped ** [ 1339.935378][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.935661][ T32] r5:00001000 r4:ebee1000 [ 1339.935712][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1339.936024][ T32] r4:854cb500 ** 5 printk messages dropped ** [ 1339.936208][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.937249][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.937608][ T32] 9d20: 90dd1000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 9 printk messages dropped ** [ 1339.938012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1339.938481][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.938892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.939219][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.939569][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec895e08 ** 8 printk messages dropped ** [ 1339.940006][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.940049][ T32] r5:00001000 r4:eb149000 ** 4 printk messages dropped ** [ 1339.940213][ T32] r7:ddde2d80 r6:83018200 r5:8573238c r4:854cb580 [ 1339.940234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.940279][ T32] r10:61c88647 r9:84b93000 r8:854cb5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.940303][ T32] r4:854cb580 [ 1339.940322][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.940393][ T32] r10:00000000 r9:854cb580 r8:8027f5e8 r7:ec891e60 r6:854d7b00 r5:84b93000 [ 1339.940416][ T32] r4:00000001 [ 1339.940436][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.940488][ T32] Exception stack(0xec895fb0 to 0xec895ff8) [ 1339.940524][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.940553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.940579][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.940608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.940630][ T32] r4:853aa700 [ 1339.940972][ T32] INFO: task kworker/1:911:5908 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.941004][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.941058][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.941174][ T32] Call trace: [ 1339.941206][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.941252][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.941276][ T32] r4:00000000 [ 1339.941295][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.941356][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.941416][ T32] 9d20: 90dd1000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.941450][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.941493][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.941522][ T32] r5:80000113 r4:80239bb0 [ 1339.941543][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.941613][ T32] r4:82ac11e4 [ 1339.941644][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.941700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.941723][ T32] r4:eaeb9dc0 [ 1339.941743][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.941788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.941810][ T32] r4:00000000 [ 1339.941829][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.941874][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.941896][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.941939][ T32] r5:00001000 r4:ed35d000 [ 1339.941959][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.941998][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.942041][ T32] r5:85a35f8c r4:85a35c00 [ 1339.942061][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.942107][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.942128][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.942210][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.959112][ T32] r4:848b5900 [ 1339.959243][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.959323][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.959363][ T32] r4:00000001 [ 1339.959388][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.959436][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.959467][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.959496][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.959554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1339.960033][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1339.960502][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1339.960800][ T32] r5:00001000 r4:ebf01000 [ 1339.960837][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.960884][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.961134][ T32] r4:854cb600 ** 5 printk messages dropped ** [ 1339.961301][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.979696][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.980196][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1339.980513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1339.981048][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1339.981586][ T32] INFO: task kworker/1:913:5913 blocked for more than 466 seconds. ** 5 printk messages dropped ** [ 1339.981964][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1339.985065][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.985365][ T32] r5:00001000 r4:dfb1d000 [ 1339.985390][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.985582][ T32] r7:ddde2d80 r6:83018200 r5:8573078c r4:854cb680 ** 5 printk messages dropped ** [ 1339.985786][ T32] r4:00000001 [ 1339.985828][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.985894][ T32] Exception stack(0xebdbdfb0 to 0xebdbdff8) [ 1339.985927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.985956][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.985983][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.986039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.986089][ T32] r4:853aabc0 [ 1339.986832][ T32] INFO: task kworker/1:913:5913 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1339.986867][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.986948][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.987033][ T32] Call trace: [ 1339.987068][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1339.987117][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1339.987140][ T32] r4:00000000 [ 1339.987198][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.987241][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1339.987296][ T32] 9d20: 914e8000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1339.987329][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1339.987380][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1339.987425][ T32] r5:80000113 r4:80239bb0 [ 1339.987449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.987495][ T32] r4:82ac11e4 [ 1339.987546][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.987598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1339.987621][ T32] r4:eaeb9dc0 [ 1339.987641][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.987711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1339.987765][ T32] r4:00000000 [ 1339.987816][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.987954][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1339.987980][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.988036][ T32] r5:00001000 r4:ed35d000 [ 1339.988113][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.988163][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.988222][ T32] r5:85a35f8c r4:85a35c00 [ 1339.988246][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.988293][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1339.988334][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.988402][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.988429][ T32] r4:848b5900 [ 1339.988448][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.988522][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1339.988574][ T32] r4:00000001 [ 1339.988597][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.988725][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1339.988760][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.988805][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.988835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.988865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.988888][ T32] r4:84bf9700 [ 1339.988908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.988961][ T32] INFO: task kworker/1:914:5915 blocked for more than 466 seconds. [ 1339.988996][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.989021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.989066][ T32] task:kworker/1:914 state:D stack:0 pid:5915 tgid:5915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.989141][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.989184][ T32] Call trace: [ 1339.989214][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1339.989286][ T32] r10:82918888 r9:ebe11d84 r8:00000002 r7:60000113 r6:ebe11d8c r5:84b93c00 [ 1339.989320][ T32] r4:84b93c00 [ 1339.989348][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1339.989414][ T32] r5:84b93c00 r4:82918884 [ 1339.989439][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.989478][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.989521][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe11e08 [ 1339.989543][ T32] r4:00000000 [ 1339.989561][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1339.989597][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1339.989642][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1339.989761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853aac80 [ 1339.989787][ T32] r4:00000000 [ 1339.989807][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1339.989854][ T32] r9:83018205 r8:84b93c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1339.989876][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.989917][ T32] r5:00001000 r4:dfb6d000 [ 1339.989936][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1339.989974][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.990048][ T32] r5:85731b8c r4:85731800 [ 1339.990072][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.990131][ T32] r7:ddde2d80 r6:83018200 r5:85731b8c r4:854cb700 [ 1339.990156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.990228][ T32] r10:61c88647 r9:84b93c00 r8:854cb72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.990282][ T32] r4:854cb700 [ 1339.990362][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.990430][ T32] r10:00000000 r9:854cb700 r8:8027f5e8 r7:ec895e60 r6:854d7c80 r5:84b93c00 [ 1339.990457][ T32] r4:00000001 [ 1339.990476][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.990513][ T32] Exception stack(0xebe11fb0 to 0xebe11ff8) ** 2 printk messages dropped ** [ 1339.990715][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.991360][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1339.991746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1340.013517][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1340.013835][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.014087][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1340.014623][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.014801][ T32] r5:84b95400 r4:82918884 ** 6 printk messages dropped ** [ 1340.015299][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1340.015571][ T32] r5:00001000 r4:eaf73000 ** 2 printk messages dropped ** [ 1340.015701][ T32] r5:85731f8c r4:85731c00 ** 2 printk messages dropped ** [ 1340.015827][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.016191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1340.016247][ T32] r4:853aad80 ** 4 printk messages dropped ** [ 1340.017226][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1340.017478][ T32] 9d20: 916c4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.017509][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.017535][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.017559][ T32] r5:80000113 r4:80239bb0 [ 1340.017593][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.017649][ T32] r4:82ac11e4 [ 1340.017688][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.017741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.017765][ T32] r4:eaeb9dc0 [ 1340.017785][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.017831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.017854][ T32] r4:00000000 [ 1340.017899][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.017950][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.017972][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.018036][ T32] r5:00001000 r4:ed35d000 [ 1340.018059][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.018100][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.018143][ T32] r5:85a35f8c r4:85a35c00 [ 1340.018163][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.018210][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.018231][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.018277][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.018301][ T32] r4:848b5900 [ 1340.018319][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.018364][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.018392][ T32] r4:00000001 [ 1340.018419][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.018483][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.018513][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.018601][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.018641][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.018677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.018716][ T32] r4:84bf9700 [ 1340.018742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.018768][ T32] INFO: task kworker/1:916:5920 blocked for more than 466 seconds. [ 1340.018797][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.018821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.018841][ T32] task:kworker/1:916 state:D stack:0 pid:5920 tgid:5920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.018887][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.018946][ T32] Call trace: [ 1340.018977][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.019022][ T32] r10:82918888 r9:ebfadd84 r8:00000002 r7:60000013 r6:ebfadd8c r5:848d8c00 [ 1340.019046][ T32] r4:848d8c00 [ 1340.019065][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.019103][ T32] r5:848d8c00 r4:82918884 [ 1340.019122][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.019159][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.019203][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfade08 [ 1340.019225][ T32] r4:00000000 [ 1340.019256][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.019298][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.019356][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.019405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568e440 [ 1340.019428][ T32] r4:00000000 [ 1340.019450][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.019495][ T32] r9:83018205 r8:848d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1340.019545][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.019594][ T32] r5:00001000 r4:eb7b7000 [ 1340.019615][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.019661][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.019706][ T32] r5:85733b8c r4:85733800 [ 1340.019745][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.019797][ T32] r7:ddde2d80 r6:83018200 r5:85733b8c r4:854cb800 [ 1340.019831][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.019881][ T32] r10:61c88647 r9:848d8c00 r8:854cb82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.019905][ T32] r4:854cb800 [ 1340.019926][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.019971][ T32] r10:00000000 r9:854cb800 r8:8027f5e8 r7:ec895e60 r6:854d7d80 r5:848d8c00 [ 1340.020031][ T32] r4:00000001 [ 1340.020065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.020104][ T32] Exception stack(0xebfadfb0 to 0xebfadff8) [ 1340.020131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.020171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.020213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.020246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.020269][ T32] r4:853aae80 [ 1340.020627][ T32] INFO: task kworker/1:916:5920 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.020666][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.021207][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1340.021597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1340.042841][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.043295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.043652][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.043908][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1340.044322][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.044395][ T32] r5:00001000 r4:eb37a000 ** 1 printk messages dropped ** [ 1340.044469][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.044675][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.044752][ T32] r10:61c88647 r9:848d9800 r8:854cb8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.044804][ T32] r4:854cb880 [ 1340.044827][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.044874][ T32] r10:00000000 r9:854cb880 r8:8027f5e8 r7:ebfade60 r6:854d7e00 r5:848d9800 [ 1340.044897][ T32] r4:00000001 [ 1340.044915][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.044950][ T32] Exception stack(0xec8a1fb0 to 0xec8a1ff8) [ 1340.044978][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.045006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.045077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.045111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.045157][ T32] r4:853aa280 [ 1340.045898][ T32] INFO: task kworker/1:917:5921 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.045931][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.045997][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.046048][ T32] Call trace: [ 1340.046079][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.046126][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.046151][ T32] r4:00000000 [ 1340.046194][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.046240][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.046311][ T32] 9d20: 91952000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.046345][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.046397][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.046426][ T32] r5:80000113 r4:80239bb0 [ 1340.046447][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.046493][ T32] r4:82ac11e4 [ 1340.046513][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.046618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.046645][ T32] r4:eaeb9dc0 [ 1340.046672][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.046733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.046790][ T32] r4:00000000 [ 1340.046813][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.046861][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.046883][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.046924][ T32] r5:00001000 r4:ed35d000 [ 1340.046944][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.047011][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.047058][ T32] r5:85a35f8c r4:85a35c00 [ 1340.047081][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.047132][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.047154][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.047229][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.047281][ T32] r4:848b5900 [ 1340.047329][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.047381][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.047405][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1340.047462][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 8 printk messages dropped ** [ 1340.047857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1340.048188][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1340.048705][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.048762][ T32] r5:00001000 r4:eb435000 [ 1340.048785][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.048828][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.049149][ T32] r4:854cb900 ** 5 printk messages dropped ** [ 1340.049427][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.050118][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1340.050331][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.050355][ T32] r4:00000000 [ 1340.050374][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.050412][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.050439][ T32] 9d20: 91952000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.050467][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.050535][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.050583][ T32] r5:80000113 r4:80239bb0 [ 1340.050606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.050650][ T32] r4:82ac11e4 [ 1340.050676][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.050799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.050843][ T32] r4:eaeb9dc0 [ 1340.050887][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.050978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.051002][ T32] r4:00000000 [ 1340.051042][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.051093][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.051191][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.051312][ T32] r5:00001000 r4:ed35d000 [ 1340.051367][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.051412][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.051457][ T32] r5:85a35f8c r4:85a35c00 [ 1340.051479][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.051524][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.051545][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.051615][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.051642][ T32] r4:848b5900 [ 1340.051668][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.051716][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.051741][ T32] r4:00000001 [ 1340.051835][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.051917][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.051947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.051976][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.085815][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1340.086486][ T32] r4:856f4800 ** 4 printk messages dropped ** [ 1340.086776][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdd5e08 ** 9 printk messages dropped ** [ 1340.087187][ T32] r5:00001000 r4:eb4cb000 [ 1340.087208][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.087250][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.087297][ T32] r5:85732f8c r4:85732c00 [ 1340.087335][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.087389][ T32] r7:ddde2d80 r6:83018200 r5:85732f8c r4:854cb980 [ 1340.087430][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.087618][ T32] r10:61c88647 r9:856f4800 r8:854cb9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.087646][ T32] r4:854cb980 [ 1340.087673][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.087721][ T32] r10:00000000 r9:854cb980 r8:8027f5e8 r7:ebfade60 r6:854cba00 r5:856f4800 [ 1340.087744][ T32] r4:00000001 [ 1340.087787][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.087855][ T32] Exception stack(0xebdd5fb0 to 0xebdd5ff8) [ 1340.087888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.087918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.087945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.087986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.088020][ T32] r4:8568e0c0 [ 1340.088755][ T32] INFO: task kworker/1:919:5925 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.088788][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.088846][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.088951][ T32] Call trace: [ 1340.089012][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.089064][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.089088][ T32] r4:00000000 [ 1340.089108][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.089174][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.089237][ T32] 9d20: 91e2d000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 4 printk messages dropped ** [ 1340.089397][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1340.089785][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1340.090241][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1340.090701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1340.091202][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 8 printk messages dropped ** [ 1340.091684][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1340.092141][ T32] r5:00001000 r4:eb6f7000 [ 1340.092188][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.110938][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.111065][ T32] r5:8573378c r4:85733400 [ 1340.111093][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.111144][ T32] r7:ddde2d80 r6:83018200 r5:8573378c r4:854cba80 [ 1340.111191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.111244][ T32] r10:61c88647 r9:856f5400 r8:854cbaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.111269][ T32] r4:854cba80 [ 1340.111290][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.111364][ T32] r10:00000000 r9:854cba80 r8:8027f5e8 r7:ebfade60 r6:854cbb00 r5:856f5400 [ 1340.111442][ T32] r4:00000001 [ 1340.111467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.111512][ T32] Exception stack(0xec8adfb0 to 0xec8adff8) [ 1340.111542][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.111573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.111625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.111663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.111687][ T32] r4:8568e380 [ 1340.117539][ T32] INFO: task kworker/1:920:5927 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.117665][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.117765][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.117865][ T32] Call trace: [ 1340.117899][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.117953][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.117977][ T32] r4:00000000 [ 1340.118013][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1340.118316][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1340.118763][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1340.119096][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.119513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.120258][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.120844][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.121412][ T32] r5:00001000 r4:eb7eb000 [ 1340.121443][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.121591][ T32] r7:ddde2d80 r6:83018200 r5:85733f8c r4:854cbb80 ** 5 printk messages dropped ** [ 1340.122269][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.139980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.141121][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.141323][ T32] 9d20: 924b4000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 12 printk messages dropped ** [ 1340.141765][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1340.142276][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1340.153302][ T32] r4:84bf9700 ** 4 printk messages dropped ** [ 1340.153504][ T32] task:kworker/1:922 state:D stack:0 pid:5931 tgid:5931 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1340.153895][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.153962][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.154068][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b5e08 [ 1340.154096][ T32] r4:00000000 [ 1340.154116][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.154157][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.154227][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.154277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568e6c0 [ 1340.154301][ T32] r4:00000000 [ 1340.154321][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.154409][ T32] r9:83018205 r8:856f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1340.154465][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.154528][ T32] r5:00001000 r4:eb813000 [ 1340.154571][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.154643][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.154711][ T32] r5:8573338c r4:85733000 [ 1340.154737][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.154812][ T32] r7:ddde2d80 r6:83018200 r5:8573338c r4:854cbc80 [ 1340.154868][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.154920][ T32] r10:61c88647 r9:856f6c00 r8:854cbcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.154944][ T32] r4:854cbc80 [ 1340.154964][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.155043][ T32] r10:00000000 r9:854cbc80 r8:8027f5e8 r7:ec8b1e60 r6:854cbd00 r5:856f6c00 [ 1340.155069][ T32] r4:00000001 [ 1340.155088][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.155124][ T32] Exception stack(0xec8b5fb0 to 0xec8b5ff8) [ 1340.155149][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.155180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.155268][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.155301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.155324][ T32] r4:8568e340 [ 1340.156074][ T32] INFO: task kworker/1:922:5931 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.156110][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.156174][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.156219][ T32] Call trace: [ 1340.156248][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.156294][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.156411][ T32] r4:00000000 [ 1340.156438][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.156491][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.156534][ T32] 9d20: 926cc000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.156566][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.156592][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.156616][ T32] r5:80000113 r4:80239bb0 [ 1340.156636][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.156686][ T32] r4:82ac11e4 [ 1340.156731][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.156815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.156868][ T32] r4:eaeb9dc0 [ 1340.156898][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.156971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.156998][ T32] r4:00000000 [ 1340.157018][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.157065][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.157139][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.157189][ T32] r5:00001000 r4:ed35d000 [ 1340.157211][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.157277][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.157394][ T32] r5:85a35f8c r4:85a35c00 [ 1340.157420][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.157598][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.157930][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.158255][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.158643][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b9e08 ** 9 printk messages dropped ** [ 1340.159022][ T32] r5:00001000 r4:ebfbd000 [ 1340.159043][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.159248][ T32] r7:ddde2d80 r6:83018200 r5:8573778c r4:854cbd80 ** 7 printk messages dropped ** [ 1340.159568][ T32] Exception stack(0xec8b9fb0 to 0xec8b9ff8) ** 6 printk messages dropped ** [ 1340.160102][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1340.160217][ T32] Call trace: [ 1340.160311][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.160387][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.160413][ T32] r4:00000000 [ 1340.160433][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.160518][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.160551][ T32] 9d20: 926cc000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.160611][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.160639][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.160667][ T32] r5:80000113 r4:80239bb0 [ 1340.160688][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.160733][ T32] r4:82ac11e4 [ 1340.160772][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.160906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.160964][ T32] r4:eaeb9dc0 [ 1340.161013][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.161064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.161113][ T32] r4:00000000 [ 1340.161135][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.161196][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.161248][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.161323][ T32] r5:00001000 r4:ed35d000 [ 1340.161348][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.161456][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.161522][ T32] r5:85a35f8c r4:85a35c00 [ 1340.161547][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.161596][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.161617][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.161667][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.161690][ T32] r4:848b5900 [ 1340.161710][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.161755][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.161778][ T32] r4:00000001 [ 1340.161797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.161835][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.161861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.161890][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.161917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.161945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.161966][ T32] r4:84bf9700 [ 1340.161986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.162025][ T32] INFO: task kworker/1:924:5935 blocked for more than 466 seconds. [ 1340.162055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.162078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.162097][ T32] task:kworker/1:924 state:D stack:0 pid:5935 tgid:5935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.162167][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.190522][ T32] Call trace: [ 1340.190652][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.190738][ T32] r10:82918888 r9:ec809d84 r8:00000002 r7:60000013 r6:ec809d8c r5:856f1800 ** 1 printk messages dropped ** [ 1340.190843][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1340.191293][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.191513][ T32] r5:00001000 r4:eb84d000 [ 1340.191544][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.191642][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.191829][ T32] r7:ddde2d80 r6:83018200 r5:85683f8c r4:854cbe80 ** 7 printk messages dropped ** [ 1340.192092][ T32] Exception stack(0xec809fb0 to 0xec809ff8) ** 4 printk messages dropped ** [ 1340.195108][ T32] r4:8568e900 ** 3 printk messages dropped ** [ 1340.196126][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.196323][ T32] 9d20: 92a54000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 12 printk messages dropped ** [ 1340.196860][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1340.197246][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1340.197676][ T32] r4:84bf9700 ** 4 printk messages dropped ** [ 1340.197849][ T32] task:kworker/1:925 state:D stack:0 pid:5938 tgid:5938 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1340.198487][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1340.198876][ T32] r5:00001000 r4:eb9e9000 [ 1340.198897][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.199075][ T32] r7:ddde2d80 r6:83018200 r5:8573438c r4:854cbf80 ** 7 printk messages dropped ** [ 1340.199339][ T32] Exception stack(0xec8c1fb0 to 0xec8c1ff8) ** 4 printk messages dropped ** [ 1340.199550][ T32] r4:8568ea40 ** 5 printk messages dropped ** [ 1340.200382][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1340.200691][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.200927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1340.201675][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.201699][ T32] r4:848b5900 [ 1340.201744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.201795][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.201820][ T32] r4:00000001 [ 1340.201840][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.201876][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.201901][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.201948][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.201978][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.202007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.202030][ T32] r4:84bf9700 [ 1340.202050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.202078][ T32] INFO: task kworker/1:926:5940 blocked for more than 466 seconds. [ 1340.202106][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.202129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.202240][ T32] task:kworker/1:926 state:D stack:0 pid:5940 tgid:5940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.219781][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.219886][ T32] Call trace: [ 1340.219924][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.220038][ T32] r10:82918888 r9:ec8c5d84 r8:00000002 r7:60000113 r6:ec8c5d8c r5:856b3c00 [ 1340.220066][ T32] r4:856b3c00 [ 1340.220135][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.220213][ T32] r5:856b3c00 r4:82918884 [ 1340.220239][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.220280][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.220422][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c5e08 [ 1340.220481][ T32] r4:00000000 [ 1340.220504][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.220562][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.220611][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.220678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568eb00 [ 1340.220732][ T32] r4:00000000 [ 1340.220757][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.220809][ T32] r9:83018205 r8:856b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.220862][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.220946][ T32] r5:00001000 r4:ebb49000 [ 1340.221001][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.221047][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.221101][ T32] r5:8573478c r4:85734400 [ 1340.221149][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.221231][ T32] r7:ddde2d80 r6:83018200 r5:8573478c r4:8575d080 [ 1340.221258][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.221307][ T32] r10:61c88647 r9:856b3c00 r8:8575d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.221418][ T32] r4:8575d080 [ 1340.221444][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.221511][ T32] r10:00000000 r9:8575d080 r8:8027f5e8 r7:ec8b9e60 r6:8575d100 r5:856b3c00 [ 1340.221536][ T32] r4:00000001 [ 1340.221641][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.221688][ T32] Exception stack(0xec8c5fb0 to 0xec8c5ff8) [ 1340.221717][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.221747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.221786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.221842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.221893][ T32] r4:8568ea40 [ 1340.233420][ T32] INFO: task kworker/1:926:5940 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.233520][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.233592][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.233650][ T32] Call trace: [ 1340.233714][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.233770][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.233820][ T32] r4:00000000 [ 1340.233845][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.233886][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.233917][ T32] 9d20: 92ef4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.233947][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.233972][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1340.234238][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1340.234663][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1340.235165][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1340.235352][ T32] r4:00000001 [ 1340.235375][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.235415][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.235441][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.235481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.235513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.235544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.235567][ T32] r4:84bf9700 [ 1340.235590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.235623][ T32] INFO: task kworker/1:927:5941 blocked for more than 466 seconds. [ 1340.235689][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.235727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.235748][ T32] task:kworker/1:927 state:D stack:0 pid:5941 tgid:5941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.235818][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.235865][ T32] Call trace: [ 1340.235978][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.236039][ T32] r10:82918888 r9:ec8cdd84 r8:00000002 r7:60000013 r6:ec8cdd8c r5:856f8000 [ 1340.236065][ T32] r4:856f8000 [ 1340.236112][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.236182][ T32] r5:856f8000 r4:82918884 [ 1340.236205][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.236245][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.236289][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 [ 1340.236312][ T32] r4:00000000 [ 1340.236361][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.236415][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.236459][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.236505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568edc0 [ 1340.236579][ T32] r4:00000000 [ 1340.236666][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.236717][ T32] r9:83018205 r8:856f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1340.236788][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.236834][ T32] r5:00001000 r4:ebba9000 [ 1340.236855][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.236894][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.236937][ T32] r5:85734b8c r4:85734800 [ 1340.237124][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.237176][ T32] r7:ddde2d80 r6:83018200 r5:85734b8c r4:8575d180 [ 1340.237202][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.237308][ T32] r10:61c88647 r9:856f8000 r8:8575d1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.237411][ T32] r4:8575d180 [ 1340.237434][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.237508][ T32] r10:00000000 r9:8575d180 r8:8027f5e8 r7:ec8b9e60 r6:8575d200 r5:856f8000 [ 1340.237538][ T32] r4:00000001 [ 1340.237559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1340.237726][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.238920][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.239384][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 7 printk messages dropped ** [ 1340.239839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 9 printk messages dropped ** [ 1340.240269][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.240529][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.240789][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.241119][ T32] task:kworker/1:928 state:D stack:0 pid:5943 tgid:5943 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.241712][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d1e08 [ 1340.241736][ T32] r4:00000000 [ 1340.241781][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.241823][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.241863][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.241910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473dd40 [ 1340.241933][ T32] r4:00000000 [ 1340.242034][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.242083][ T32] r9:83018205 r8:856f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1340.242105][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.242148][ T32] r5:00001000 r4:ebbdb000 [ 1340.242259][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.265807][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.266024][ T32] r5:8573538c r4:85735000 [ 1340.266053][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.266147][ T32] r7:ddde2d80 r6:83018200 r5:8573538c r4:8575d280 [ 1340.266173][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.266295][ T32] r10:61c88647 r9:856f9800 r8:8575d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.266323][ T32] r4:8575d280 [ 1340.266345][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.266394][ T32] r10:00000000 r9:8575d280 r8:8027f5e8 r7:ec8b9e60 r6:8575d300 r5:856f9800 [ 1340.266422][ T32] r4:00000001 [ 1340.266445][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.266484][ T32] Exception stack(0xec8d1fb0 to 0xec8d1ff8) [ 1340.266513][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.266541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.266605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.266722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.266756][ T32] r4:8568e7c0 [ 1340.267479][ T32] INFO: task kworker/1:928:5943 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.267514][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.267615][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.267770][ T32] Call trace: [ 1340.267806][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.267858][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.268073][ T32] r4:00000000 [ 1340.268099][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.268139][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.268167][ T32] 9d20: 93195000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.268196][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.268221][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.268288][ T32] r5:80000113 r4:80239bb0 [ 1340.268389][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.268513][ T32] r4:82ac11e4 [ 1340.268751][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.268827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.268864][ T32] r4:eaeb9dc0 [ 1340.268918][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.268994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.269047][ T32] r4:00000000 [ 1340.269070][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.269118][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.269147][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.269191][ T32] r5:00001000 r4:ed35d000 [ 1340.269275][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.269346][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.269393][ T32] r5:85a35f8c r4:85a35c00 [ 1340.269443][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.269494][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.269532][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.269583][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.269606][ T32] r4:848b5900 [ 1340.269626][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.269679][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.269731][ T32] r4:00000001 [ 1340.269782][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.269823][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.269850][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.269878][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.269906][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.269934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.269956][ T32] r4:84bf9700 [ 1340.270085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.270144][ T32] INFO: task kworker/1:929:5946 blocked for more than 466 seconds. ** 3 printk messages dropped ** [ 1340.270300][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.270642][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d9e08 ** 8 printk messages dropped ** [ 1340.271011][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.271086][ T32] r5:00001000 r4:ebd51000 ** 4 printk messages dropped ** [ 1340.271457][ T32] r7:ddde2d80 r6:83018200 r5:8573578c r4:8575d380 ** 7 printk messages dropped ** [ 1340.271752][ T32] Exception stack(0xec8d9fb0 to 0xec8d9ff8) ** 6 printk messages dropped ** [ 1340.293981][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1340.295493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 10 printk messages dropped ** [ 1340.296477][ T32] r5:85a35f8c r4:85a35c00 ** 6 printk messages dropped ** [ 1340.296809][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.296843][ T32] r4:00000001 [ 1340.296895][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.296967][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.297001][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.297046][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.297077][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.297137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.297162][ T32] r4:84bf9700 [ 1340.297267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.297299][ T32] INFO: task kworker/0:473:5948 blocked for more than 466 seconds. [ 1340.297332][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.297356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.297378][ T32] task:kworker/0:473 state:D stack:0 pid:5948 tgid:5948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.297427][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.297501][ T32] Call trace: [ 1340.297745][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.297797][ T32] r10:82918888 r9:ec8c9d84 r8:00000002 r7:60000113 r6:ec8c9d8c r5:848d8000 [ 1340.297820][ T32] r4:848d8000 [ 1340.297841][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.297905][ T32] r5:848d8000 r4:82918884 [ 1340.298046][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.298089][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.298225][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 [ 1340.298253][ T32] r4:00000000 [ 1340.298359][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.298401][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.298515][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.298597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575f7c0 [ 1340.298704][ T32] r4:00000000 [ 1340.298728][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.298774][ T32] r9:83018005 r8:848d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1340.298796][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.298838][ T32] r5:00001000 r4:ebe3d000 [ 1340.298933][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.299040][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.299152][ T32] r5:855cdb8c r4:855cd800 [ 1340.299354][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.299406][ T32] r7:dddced80 r6:83018000 r5:855cdb8c r4:854d7f00 [ 1340.299465][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.299516][ T32] r10:61c88647 r9:848d8000 r8:854d7f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.299539][ T32] r4:854d7f00 [ 1340.299558][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.299604][ T32] r10:00000000 r9:854d7f00 r8:8027f5e8 r7:ebfc1e60 r6:854d7f80 r5:848d8000 [ 1340.299760][ T32] r4:00000001 [ 1340.299871][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.299911][ T32] Exception stack(0xec8c9fb0 to 0xec8c9ff8) [ 1340.299942][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.300079][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.300110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.300139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1340.300708][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.301108][ T32] 9d20: 93492000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 9 printk messages dropped ** [ 1340.301977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1340.335107][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1340.335578][ T32] r4:84bf9700 ** 3 printk messages dropped ** [ 1340.335728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1340.336442][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.337328][ T32] r5:00001000 r4:ebd89000 [ 1340.337352][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.337670][ T32] r7:ddde2d80 r6:83018200 r5:85735b8c r4:8575d480 ** 7 printk messages dropped ** [ 1340.338693][ T32] Exception stack(0xec8ddfb0 to 0xec8ddff8) ** 4 printk messages dropped ** [ 1340.338856][ T32] r4:85687180 ** 5 printk messages dropped ** [ 1340.340202][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1340.340791][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.341204][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.341531][ T32] r5:85a35f8c r4:85a35c00 ** 6 printk messages dropped ** [ 1340.341794][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 9 printk messages dropped ** [ 1340.352970][ T32] INFO: task kworker/1:931:5951 blocked for more than 466 seconds. ** 11 printk messages dropped ** [ 1340.354246][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.355262][ T32] r5:00001000 r4:ebdb1000 [ 1340.355315][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.355415][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.355505][ T32] r5:85734f8c r4:85734c00 [ 1340.355571][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.355683][ T32] r7:ddde2d80 r6:83018200 r5:85734f8c r4:8575d500 [ 1340.355735][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.355833][ T32] r10:61c88647 r9:848dc800 r8:8575d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.355884][ T32] r4:8575d500 [ 1340.355928][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.356021][ T32] r10:00000000 r9:8575d500 r8:8027f5e8 r7:ec8b9e60 r6:85762080 r5:848dc800 [ 1340.356073][ T32] r4:00000001 [ 1340.356118][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.356200][ T32] Exception stack(0xec8e1fb0 to 0xec8e1ff8) [ 1340.356263][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.356325][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.356450][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.356553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.356607][ T32] r4:85687300 [ 1340.357959][ T32] INFO: task kworker/1:931:5951 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.358079][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.358227][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.358349][ T32] Call trace: [ 1340.358440][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.358545][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.358693][ T32] r4:00000000 [ 1340.358811][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.358921][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.358992][ T32] 9d20: 93a18000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.359061][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.359117][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.359173][ T32] r5:80000113 r4:80239bb0 [ 1340.359288][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.359400][ T32] r4:82ac11e4 [ 1340.359469][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.359587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.359641][ T32] r4:eaeb9dc0 [ 1340.359790][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.360018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.360092][ T32] r4:00000000 [ 1340.360144][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.360255][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.360399][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.360502][ T32] r5:00001000 r4:ed35d000 [ 1340.360551][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.360641][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.360772][ T32] r5:85a35f8c r4:85a35c00 [ 1340.360944][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.361047][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.361905][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.362278][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.393200][ T32] r4:848b5900 [ 1340.393315][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.393483][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.393540][ T32] r4:00000001 [ 1340.393588][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.393681][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.393753][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.393820][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.393885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.393954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.394006][ T32] r4:84bf9700 [ 1340.394062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.394128][ T32] INFO: task kworker/1:932:5953 blocked for more than 466 seconds. [ 1340.394194][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.394249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.394297][ T32] task:kworker/1:932 state:D stack:0 pid:5953 tgid:5953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.394446][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.394538][ T32] Call trace: [ 1340.394666][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.394767][ T32] r10:82918888 r9:ec8e5d84 r8:00000002 r7:60000013 r6:ec8e5d8c r5:848dd400 [ 1340.394854][ T32] r4:848dd400 [ 1340.394929][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.395026][ T32] r5:848dd400 r4:82918884 [ 1340.395077][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.395168][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.395269][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 [ 1340.395324][ T32] r4:00000000 [ 1340.395392][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.395496][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.395599][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.395701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856875c0 ** 4 printk messages dropped ** [ 1340.396033][ T32] r5:00001000 r4:ebdd1000 [ 1340.396083][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.396265][ T32] r5:8573638c r4:85736000 ** 4 printk messages dropped ** [ 1340.396623][ T32] r4:8575d580 ** 5 printk messages dropped ** [ 1340.397031][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.399138][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.399573][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 5 printk messages dropped ** [ 1340.399953][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.400485][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.401042][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1340.401380][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.401936][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.427119][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.427408][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1340.428104][ T32] r5:00001000 r4:ebdf7000 [ 1340.428125][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.428286][ T32] r7:ddde2d80 r6:83018200 r5:8573678c r4:8575d600 ** 7 printk messages dropped ** [ 1340.428649][ T32] Exception stack(0xec8e9fb0 to 0xec8e9ff8) ** 3 printk messages dropped ** [ 1340.428761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.428797][ T32] r4:85687500 [ 1340.429560][ T32] INFO: task kworker/1:933:5955 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.429594][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.429652][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.429864][ T32] Call trace: [ 1340.429895][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.429960][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.430006][ T32] r4:00000000 [ 1340.430201][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.430246][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.430294][ T32] 9d20: 941a1000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.430352][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.430388][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.430416][ T32] r5:80000113 r4:80239bb0 [ 1340.430437][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.430483][ T32] r4:82ac11e4 [ 1340.430515][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.430623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.430672][ T32] r4:eaeb9dc0 [ 1340.430710][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.430778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.430806][ T32] r4:00000000 [ 1340.430826][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.430887][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.430913][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.430963][ T32] r5:00001000 r4:ed35d000 [ 1340.430985][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.431026][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.431068][ T32] r5:85a35f8c r4:85a35c00 [ 1340.431114][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.431164][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.431201][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.431273][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.431356][ T32] r4:848b5900 [ 1340.431409][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.431464][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.431487][ T32] r4:00000001 [ 1340.431530][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.431743][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.431793][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.431826][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.431853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.431882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.431904][ T32] r4:84bf9700 [ 1340.431930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.431989][ T32] INFO: task kworker/1:934:5957 blocked for more than 466 seconds. [ 1340.432024][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.432048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.432070][ T32] task:kworker/1:934 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.432234][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.453070][ T32] Call trace: [ 1340.453185][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.453367][ T32] r10:82918888 r9:ec8edd84 r8:00000002 r7:60000113 r6:ec8edd8c r5:848dec00 [ 1340.453444][ T32] r4:848dec00 [ 1340.453490][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1340.454070][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.454690][ T32] r5:00001000 r4:ebe19000 [ 1340.454743][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.454837][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.455084][ T32] r7:ddde2d80 r6:83018200 r5:85736b8c r4:8575d680 ** 5 printk messages dropped ** [ 1340.455509][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.455957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1340.458019][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 10 printk messages dropped ** [ 1340.458893][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1340.459900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.460605][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.461234][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.461827][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1340.485096][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.485141][ T32] r5:00001000 r4:ebf23000 ** 1 printk messages dropped ** [ 1340.485201][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.485672][ T32] Exception stack(0xec8d5fb0 to 0xec8d5ff8) ** 4 printk messages dropped ** [ 1340.485854][ T32] r4:85687080 ** 5 printk messages dropped ** [ 1340.486996][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 11 printk messages dropped ** [ 1340.487489][ T32] r4:eaeb9dc0 ** 8 printk messages dropped ** [ 1340.487903][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.488092][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.488164][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.488190][ T32] r4:848b5900 [ 1340.488231][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.488281][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.488305][ T32] r4:00000001 [ 1340.488346][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.488400][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.488451][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.488505][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.488538][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.488598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.488648][ T32] r4:84bf9700 [ 1340.488691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.488724][ T32] INFO: task kworker/0:474:5961 blocked for more than 466 seconds. [ 1340.488778][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.488809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.488851][ T32] task:kworker/0:474 state:D stack:0 pid:5961 tgid:5961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.488900][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.488977][ T32] Call trace: [ 1340.489053][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.489121][ T32] r10:82918888 r9:ec8f1d84 r8:00000002 r7:60000113 r6:ec8f1d8c r5:84b96c00 [ 1340.489150][ T32] r4:84b96c00 [ 1340.489170][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.489231][ T32] r5:84b96c00 r4:82918884 [ 1340.489286][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.489400][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.489609][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f1e08 [ 1340.489644][ T32] r4:00000000 [ 1340.489693][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.489733][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.489773][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.489838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575f880 [ 1340.489864][ T32] r4:00000000 [ 1340.489924][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.489973][ T32] r9:83018005 r8:84b96c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1340.489994][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.490058][ T32] r5:00001000 r4:ebf0d000 [ 1340.490090][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.490195][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.490324][ T32] r5:855cdf8c r4:855cdc00 [ 1340.490370][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.490423][ T32] r7:dddced80 r6:83018000 r5:855cdf8c r4:85762300 [ 1340.490445][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.490528][ T32] r10:61c88647 r9:84b96c00 r8:8576232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.490590][ T32] r4:85762300 [ 1340.490623][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.490747][ T32] r10:00000000 r9:85762300 r8:8027f5e8 r7:ebfc1e60 r6:85762380 r5:84b96c00 [ 1340.490795][ T32] r4:00000001 [ 1340.490817][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.490895][ T32] Exception stack(0xec8f1fb0 to 0xec8f1ff8) [ 1340.491006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.491059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.491110][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.491142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.491167][ T32] r4:8575fa40 [ 1340.491549][ T32] INFO: task kworker/0:474:5961 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.491602][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.491663][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.491733][ T32] Call trace: [ 1340.491787][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.491841][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.491866][ T32] r4:00000000 [ 1340.491886][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.491937][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.491995][ T32] 9d20: 9464d000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.492029][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.492063][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.492090][ T32] r5:80000113 r4:80239bb0 [ 1340.492111][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.492155][ T32] r4:82ac11e4 [ 1340.492219][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.519089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.519141][ T32] r4:eaeb9dc0 [ 1340.519167][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.519238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.519263][ T32] r4:00000000 [ 1340.519283][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.519332][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.519354][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.519417][ T32] r5:00001000 r4:ed35d000 [ 1340.519460][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.519614][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.519667][ T32] r5:85a35f8c r4:85a35c00 [ 1340.519707][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.519773][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.519808][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.519859][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1340.519996][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 11 printk messages dropped ** [ 1340.520418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1340.520919][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec905e08 ** 8 printk messages dropped ** [ 1340.521357][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.521408][ T32] r5:00001000 r4:ebf91000 ** 2 printk messages dropped ** [ 1340.521509][ T32] r5:85736f8c r4:85736c00 ** 3 printk messages dropped ** [ 1340.521688][ T32] r10:61c88647 r9:85060000 r8:8576242c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.522078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1340.535781][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.536013][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1340.536391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 10 printk messages dropped ** [ 1340.536817][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.537156][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1340.537705][ T32] r10:82918888 r9:ec909d84 r8:00000002 r7:60000013 r6:ec909d8c r5:85060c00 ** 9 printk messages dropped ** [ 1340.538134][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1340.538309][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.538435][ T32] r5:00001000 r4:ebf7f000 [ 1340.538510][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.538569][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.538641][ T32] r5:8573738c r4:85737000 [ 1340.538698][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.538747][ T32] r7:ddde2d80 r6:83018200 r5:8573738c r4:8575d780 [ 1340.538769][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.538815][ T32] r10:61c88647 r9:85060c00 r8:8575d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.538837][ T32] r4:8575d780 [ 1340.538858][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.538924][ T32] r10:00000000 r9:8575d780 r8:8027f5e8 r7:ec8b9e60 r6:85762500 r5:85060c00 [ 1340.538949][ T32] r4:00000001 [ 1340.538969][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.539006][ T32] Exception stack(0xec909fb0 to 0xec909ff8) [ 1340.539031][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.539100][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.539130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.539160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.539191][ T32] r4:85687ac0 [ 1340.539557][ T32] INFO: task kworker/1:936:5965 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.539610][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.539752][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.539812][ T32] Call trace: [ 1340.539862][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.539932][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.539959][ T32] r4:00000000 [ 1340.539979][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.540017][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.540043][ T32] 9d20: 951a8000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.540071][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.540096][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.540119][ T32] r5:80000113 r4:80239bb0 [ 1340.540159][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.540206][ T32] r4:82ac11e4 [ 1340.540227][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.540276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.540308][ T32] r4:eaeb9dc0 [ 1340.540364][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.540416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.540459][ T32] r4:00000000 [ 1340.540482][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.540550][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.540575][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.540619][ T32] r5:00001000 r4:ed35d000 [ 1340.540639][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.540679][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.540731][ T32] r5:85a35f8c r4:85a35c00 [ 1340.540760][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.540808][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.540829][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.540877][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.540899][ T32] r4:848b5900 [ 1340.540936][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.541005][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.541030][ T32] r4:00000001 [ 1340.541067][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.541107][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.541133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.541184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.541214][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.541243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.541296][ T32] r4:84bf9700 [ 1340.541390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.541438][ T32] INFO: task kworker/1:937:5967 blocked for more than 467 seconds. [ 1340.541482][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.541528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.541599][ T32] task:kworker/1:937 state:D stack:0 pid:5967 tgid:5967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.541656][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.541729][ T32] Call trace: ** 1 printk messages dropped ** [ 1340.541828][ T32] r10:82918888 r9:ec90dd84 r8:00000002 r7:60000013 r6:ec90dd8c r5:85061800 ** 10 printk messages dropped ** [ 1340.542187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e1700 ** 4 printk messages dropped ** [ 1340.563550][ T32] r5:00001000 r4:eb947000 ** 2 printk messages dropped ** [ 1340.563703][ T32] r5:8573db8c r4:8573d800 ** 3 printk messages dropped ** [ 1340.563855][ T32] r10:61c88647 r9:85061800 r8:8575d82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1340.564282][ T32] r4:85687980 ** 5 printk messages dropped ** [ 1340.565324][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1340.565756][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.566025][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1340.566466][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 6 printk messages dropped ** [ 1340.567090][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1340.567578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.567600][ T32] task:kworker/0:476 state:D stack:0 pid:5969 tgid:5969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.567645][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.567768][ T32] Call trace: [ 1340.567983][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.568077][ T32] r10:82918888 r9:ec8f5d84 r8:00000002 r7:60000113 r6:ec8f5d8c r5:85062400 [ 1340.568106][ T32] r4:85062400 [ 1340.568151][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.568216][ T32] r5:85062400 r4:82918884 [ 1340.568262][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.568336][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.568432][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 [ 1340.568475][ T32] r4:00000000 [ 1340.568514][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.568581][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.568691][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.568772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cdcc0 [ 1340.568797][ T32] r4:00000000 [ 1340.568817][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.568861][ T32] r9:83018005 r8:85062400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1340.568913][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.568961][ T32] r5:00001000 r4:eca6d000 [ 1340.569003][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.569057][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.569126][ T32] r5:855cd78c r4:855cd400 [ 1340.569150][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.569198][ T32] r7:dddced80 r6:83018000 r5:855cd78c r4:85762600 [ 1340.569251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.569322][ T32] r10:61c88647 r9:85062400 r8:8576262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.569368][ T32] r4:85762600 [ 1340.569395][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.569442][ T32] r10:00000000 r9:85762600 r8:8027f5e8 r7:ebfc1e60 r6:85762680 r5:85062400 [ 1340.569486][ T32] r4:00000001 [ 1340.569530][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.569573][ T32] Exception stack(0xec8f5fb0 to 0xec8f5ff8) [ 1340.569600][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.569632][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.569693][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.569725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.569777][ T32] r4:8575fbc0 [ 1340.570194][ T32] INFO: task kworker/0:476:5969 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.570249][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.570308][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.570353][ T32] Call trace: [ 1340.570391][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.570458][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.570487][ T32] r4:00000000 [ 1340.570508][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.570545][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.570621][ T32] 9d20: 957f2000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.570661][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.570718][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.570745][ T32] r5:80000113 r4:80239bb0 [ 1340.570766][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.570812][ T32] r4:82ac11e4 [ 1340.570833][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.570882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.570926][ T32] r4:eaeb9dc0 [ 1340.570961][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.571041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.571079][ T32] r4:00000000 [ 1340.571126][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.571198][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.571224][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.571290][ T32] r5:00001000 r4:ed35d000 [ 1340.571314][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.571399][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.571469][ T32] r5:85a35f8c r4:85a35c00 [ 1340.571493][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.571651][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.571967][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.592828][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.593099][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1340.593640][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.593688][ T32] r5:00001000 r4:ebfcb000 ** 2 printk messages dropped ** [ 1340.593792][ T32] r5:85737f8c r4:85737c00 ** 4 printk messages dropped ** [ 1340.594005][ T32] r4:8575d880 ** 6 printk messages dropped ** [ 1340.594291][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.595306][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.595372][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.595451][ T32] Call trace: [ 1340.595510][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.595569][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.595596][ T32] r4:00000000 [ 1340.595616][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.595679][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.595710][ T32] 9d20: 9589c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.595759][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.595810][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.595837][ T32] r5:80000113 r4:80239bb0 [ 1340.595858][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.595904][ T32] r4:82ac11e4 [ 1340.595924][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.595982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.596008][ T32] r4:eaeb9dc0 [ 1340.596029][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.596075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.596097][ T32] r4:00000000 [ 1340.596116][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.596161][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.596197][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.596242][ T32] r5:00001000 r4:ed35d000 [ 1340.596284][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.596328][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.596448][ T32] r5:85a35f8c r4:85a35c00 [ 1340.596479][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.596528][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.596571][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.596623][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.596647][ T32] r4:848b5900 [ 1340.596666][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.596734][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.596792][ T32] r4:00000001 [ 1340.596815][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.596874][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.596903][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.596941][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.596970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.596999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.597021][ T32] r4:84bf9700 [ 1340.597042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.597091][ T32] INFO: task kworker/1:939:5973 blocked for more than 467 seconds. ** 2 printk messages dropped ** [ 1340.597195][ T32] task:kworker/1:939 state:D stack:0 pid:5973 tgid:5973 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.597773][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1340.597974][ T32] r9:83018205 r8:85063000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1340.597999][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.598063][ T32] r5:00001000 r4:e0149000 [ 1340.598085][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.598127][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.598169][ T32] r5:8573c38c r4:8573c000 [ 1340.598198][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.598246][ T32] r7:ddde2d80 r6:83018200 r5:8573c38c r4:8575d900 [ 1340.598280][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.598338][ T32] r10:61c88647 r9:85063000 r8:8575d92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.598398][ T32] r4:8575d900 [ 1340.598428][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.598476][ T32] r10:00000000 r9:8575d900 r8:8027f5e8 r7:ec90de60 r6:85762780 r5:85063000 [ 1340.598498][ T32] r4:00000001 [ 1340.598517][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.598576][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) [ 1340.598636][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.598698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.598727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.598757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.598806][ T32] r4:8568ef80 [ 1340.599183][ T32] INFO: task kworker/1:939:5973 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.599213][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.599293][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1340.599522][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 10 printk messages dropped ** [ 1340.599973][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1340.600604][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 8 printk messages dropped ** [ 1340.600943][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.601289][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.601631][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.602065][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.602109][ T32] r5:00001000 r4:eada7000 [ 1340.602157][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.624235][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.624648][ T32] Exception stack(0xec925fb0 to 0xec925ff8) ** 7 printk messages dropped ** [ 1340.625742][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.626041][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 8 printk messages dropped ** [ 1340.626462][ T32] r4:eaeb9dc0 ** 5 printk messages dropped ** [ 1340.627217][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.627807][ T32] r4:848b5900 ** 5 printk messages dropped ** [ 1340.628030][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.628417][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.628760][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.629187][ T32] r5:00001000 r4:eb53f000 [ 1340.629207][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.629442][ T32] r10:61c88647 r9:85065400 r8:8575da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1340.629856][ T32] r4:854e1140 ** 2 printk messages dropped ** [ 1340.630474][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.630521][ T32] Call trace: [ 1340.630628][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.630721][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.630749][ T32] r4:00000000 [ 1340.630770][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.630809][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.630838][ T32] 9d20: 95e65000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.630889][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.630918][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.630943][ T32] r5:80000113 r4:80239bb0 [ 1340.630964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.631007][ T32] r4:82ac11e4 [ 1340.631027][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.631096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.631142][ T32] r4:eaeb9dc0 [ 1340.631164][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.631210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.631255][ T32] r4:00000000 [ 1340.631277][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.631325][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.631347][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.631398][ T32] r5:00001000 r4:ed35d000 [ 1340.631419][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.631470][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.631539][ T32] r5:85a35f8c r4:85a35c00 [ 1340.631563][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.631656][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.631679][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.631728][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.631775][ T32] r4:848b5900 [ 1340.631812][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.631864][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.631886][ T32] r4:00000001 [ 1340.631906][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.631942][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.631968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.631995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.632022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.632051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.632072][ T32] r4:84bf9700 [ 1340.632092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.632117][ T32] INFO: task kworker/1:942:5979 blocked for more than 467 seconds. [ 1340.632145][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.632224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.653027][ T32] task:kworker/1:942 state:D stack:0 pid:5979 tgid:5979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.653117][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.653193][ T32] Call trace: [ 1340.653241][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.653309][ T32] r10:82918888 r9:ec935d84 r8:00000002 r7:60000113 r6:ec935d8c r5:85064800 [ 1340.653375][ T32] r4:85064800 [ 1340.653428][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.653473][ T32] r5:85064800 r4:82918884 [ 1340.653496][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.653535][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.653580][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 [ 1340.653617][ T32] r4:00000000 [ 1340.653669][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.653712][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.653758][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.653804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e14c0 [ 1340.653827][ T32] r4:00000000 [ 1340.653847][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.653895][ T32] r9:83018205 r8:85064800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1340.653929][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.653977][ T32] r5:00001000 r4:eb5fb000 [ 1340.654020][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.654093][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.654185][ T32] r5:8573cb8c r4:8573c800 [ 1340.654236][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.654299][ T32] r7:ddde2d80 r6:83018200 r5:8573cb8c r4:8575da80 [ 1340.654354][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.654421][ T32] r10:61c88647 r9:85064800 r8:8575daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.654448][ T32] r4:8575da80 [ 1340.654470][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.654523][ T32] r10:00000000 r9:8575da80 r8:8027f5e8 r7:ec90de60 r6:85762900 r5:85064800 [ 1340.654546][ T32] r4:00000001 [ 1340.654656][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.654754][ T32] Exception stack(0xec935fb0 to 0xec935ff8) [ 1340.654815][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.655817][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.656270][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1340.656541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 10 printk messages dropped ** [ 1340.656946][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.657329][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.657706][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.658054][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1340.658365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e1640 ** 2 printk messages dropped ** [ 1340.658485][ T32] r9:83018205 r8:856d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.658528][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.658610][ T32] r5:00001000 r4:eb8b7000 [ 1340.658636][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.658678][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.658743][ T32] r5:8573d78c r4:8573d400 [ 1340.658767][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.658822][ T32] r7:ddde2d80 r6:83018200 r5:8573d78c r4:8575db00 [ 1340.658886][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.658939][ T32] r10:61c88647 r9:856d8000 r8:8575db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.658976][ T32] r4:8575db00 [ 1340.658998][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.659064][ T32] r10:00000000 r9:8575db00 r8:8027f5e8 r7:ec90de60 r6:85762980 r5:856d8000 [ 1340.659090][ T32] r4:00000001 [ 1340.659109][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.659145][ T32] Exception stack(0xec941fb0 to 0xec941ff8) [ 1340.659171][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.659200][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.659247][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.659278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.659302][ T32] r4:854e1140 [ 1340.659643][ T32] INFO: task kworker/1:943:5980 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.659684][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.659766][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.659814][ T32] Call trace: [ 1340.659844][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.659911][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.659938][ T32] r4:00000000 [ 1340.659984][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.660048][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.660085][ T32] 9d20: 963bd000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.660114][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.660140][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.660164][ T32] r5:80000113 r4:80239bb0 [ 1340.660206][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.660253][ T32] r4:82ac11e4 [ 1340.660305][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.660385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.660429][ T32] r4:eaeb9dc0 [ 1340.660453][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.660511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.660536][ T32] r4:00000000 [ 1340.660557][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.660615][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.660642][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.660686][ T32] r5:00001000 r4:ed35d000 [ 1340.660707][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.660746][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.660789][ T32] r5:85a35f8c r4:85a35c00 [ 1340.660808][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.660853][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 1 printk messages dropped ** [ 1340.660966][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.661233][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.661496][ T32] task:kworker/1:944 state:D stack:0 pid:5983 tgid:5983 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.661986][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.688511][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.688678][ T32] r5:00001000 r4:ebacd000 [ 1340.688699][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.688873][ T32] r7:ddde2d80 r6:83018200 r5:8573e38c r4:8575db80 ** 7 printk messages dropped ** [ 1340.689173][ T32] Exception stack(0xec949fb0 to 0xec949ff8) ** 4 printk messages dropped ** [ 1340.689394][ T32] r4:854e1140 ** 3 printk messages dropped ** [ 1340.690331][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.690550][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 8 printk messages dropped ** [ 1340.690953][ T32] r4:eaeb9dc0 ** 4 printk messages dropped ** [ 1340.691152][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1340.691593][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.691894][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.691920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.691969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.691996][ T32] r4:84bf9700 [ 1340.692037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.692080][ T32] INFO: task kworker/1:945:5985 blocked for more than 467 seconds. [ 1340.692136][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.692199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.706318][ T32] task:kworker/1:945 state:D stack:0 pid:5985 tgid:5985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.706463][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.706756][ T32] Call trace: [ 1340.706792][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.706939][ T32] r10:82918888 r9:ec911d84 r8:00000002 r7:60000113 r6:ec911d8c r5:856fbc00 [ 1340.706970][ T32] r4:856fbc00 [ 1340.706995][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.707038][ T32] r5:856fbc00 r4:82918884 [ 1340.707060][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.707243][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.707293][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec911e08 [ 1340.707357][ T32] r4:00000000 [ 1340.707388][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.707456][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.707504][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.707550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e1140 [ 1340.707572][ T32] r4:00000000 [ 1340.707593][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.707641][ T32] r9:83018205 r8:856fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1340.707663][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.707707][ T32] r5:00001000 r4:eba75000 [ 1340.707728][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.707768][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.707810][ T32] r5:8573d38c r4:8573d000 [ 1340.707829][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.707877][ T32] r7:ddde2d80 r6:83018200 r5:8573d38c r4:8575dc00 [ 1340.707899][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.707945][ T32] r10:61c88647 r9:856fbc00 r8:8575dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.707999][ T32] r4:8575dc00 [ 1340.708048][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.708116][ T32] r10:00000000 r9:8575dc00 r8:8027f5e8 r7:ec949e60 r6:8575dc80 r5:856fbc00 [ 1340.708140][ T32] r4:00000001 [ 1340.708160][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.708198][ T32] Exception stack(0xec911fb0 to 0xec911ff8) [ 1340.708225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.708254][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.708280][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.708312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.708333][ T32] r4:854e1740 [ 1340.709077][ T32] INFO: task kworker/1:945:5985 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.709111][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.709169][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.709216][ T32] Call trace: [ 1340.709246][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.709321][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.709350][ T32] r4:00000000 [ 1340.709381][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.709421][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.709449][ T32] 9d20: 96c68000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.709477][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.709502][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.709598][ T32] r5:80000113 r4:80239bb0 [ 1340.709641][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.709692][ T32] r4:82ac11e4 [ 1340.709713][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.709761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.709809][ T32] r4:eaeb9dc0 [ 1340.709920][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.710068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 7 printk messages dropped ** [ 1340.710924][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1340.711130][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.711523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.711966][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1340.733323][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1340.733836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e19c0 ** 4 printk messages dropped ** [ 1340.734130][ T32] r5:00001000 r4:ebaa3000 ** 1 printk messages dropped ** [ 1340.734217][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.734269][ T32] r5:8573df8c r4:8573dc00 [ 1340.734292][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.734356][ T32] r7:ddde2d80 r6:83018200 r5:8573df8c r4:8575dd00 [ 1340.734398][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.734478][ T32] r10:61c88647 r9:856fc800 r8:8575dd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.734531][ T32] r4:8575dd00 [ 1340.734582][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.734648][ T32] r10:00000000 r9:8575dd00 r8:8027f5e8 r7:ec949e60 r6:8575dd80 r5:856fc800 [ 1340.734672][ T32] r4:00000001 [ 1340.734692][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.734729][ T32] Exception stack(0xec94dfb0 to 0xec94dff8) [ 1340.734759][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.734787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.734815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.734845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.734867][ T32] r4:854e1900 [ 1340.735628][ T32] INFO: task kworker/1:946:5987 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.735664][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.735731][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.735830][ T32] Call trace: [ 1340.735868][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.735945][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.735972][ T32] r4:00000000 [ 1340.735993][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.736060][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.736166][ T32] 9d20: 97080000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.736269][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.736371][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.736408][ T32] r5:80000113 r4:80239bb0 [ 1340.736471][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.736522][ T32] r4:82ac11e4 [ 1340.736570][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.736651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.736677][ T32] r4:eaeb9dc0 [ 1340.736699][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.736862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.736999][ T32] r4:00000000 [ 1340.737057][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.737126][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.737150][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.737234][ T32] r5:00001000 r4:ed35d000 [ 1340.737259][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.737306][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.737351][ T32] r5:85a35f8c r4:85a35c00 [ 1340.737430][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.737584][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.737623][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.737676][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.737768][ T32] r4:848b5900 [ 1340.737794][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.737842][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.737866][ T32] r4:00000001 [ 1340.737885][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.737924][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.737976][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.738009][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.738037][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.738066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.738089][ T32] r4:84bf9700 [ 1340.738110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.738167][ T32] INFO: task kworker/1:947:5990 blocked for more than 467 seconds. [ 1340.738216][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.738242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.738263][ T32] task:kworker/1:947 state:D stack:0 pid:5990 tgid:5990 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1340.738784][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1340.739312][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.739353][ T32] r5:00001000 r4:ebb19000 [ 1340.739383][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.739423][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.739617][ T32] r7:ddde2d80 r6:83018200 r5:8573ef8c r4:8575de00 ** 7 printk messages dropped ** [ 1340.739947][ T32] Exception stack(0xec96dfb0 to 0xec96dff8) ** 6 printk messages dropped ** [ 1340.740621][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.741497][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.741677][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.741803][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1340.757067][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.757757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.758149][ T32] task:kworker/1:948 state:D stack:0 pid:5991 tgid:5991 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.758995][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.759466][ T32] r5:00001000 r4:ebaf7000 ** 1 printk messages dropped ** [ 1340.759587][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.759780][ T32] r7:ddde2d80 r6:83018200 r5:8573eb8c r4:8575df00 [ 1340.759802][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.759848][ T32] r10:61c88647 r9:856fec00 r8:8575df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.759900][ T32] r4:8575df00 [ 1340.759924][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.759970][ T32] r10:00000000 r9:8575df00 r8:8027f5e8 r7:ec96de60 r6:8575df80 r5:856fec00 [ 1340.760048][ T32] r4:00000001 [ 1340.760123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.760164][ T32] Exception stack(0xec915fb0 to 0xec915ff8) [ 1340.760199][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.760229][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.760282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.760314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.760377][ T32] r4:854e1c80 [ 1340.761116][ T32] INFO: task kworker/1:948:5991 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.761148][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.761206][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.761363][ T32] Call trace: [ 1340.761400][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.761447][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.761471][ T32] r4:00000000 [ 1340.761492][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.761529][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.761556][ T32] 9d20: 970d4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.761587][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.761627][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.761656][ T32] r5:80000113 r4:80239bb0 [ 1340.761676][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.761721][ T32] r4:82ac11e4 [ 1340.761745][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.761798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.761820][ T32] r4:eaeb9dc0 [ 1340.762003][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.762053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.762076][ T32] r4:00000000 [ 1340.762095][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.762141][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.762169][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.762257][ T32] r5:00001000 r4:ed35d000 [ 1340.762365][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.781396][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.781531][ T32] r5:85a35f8c r4:85a35c00 [ 1340.781559][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.781617][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.781640][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.782268][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.792879][ T32] r4:848b5900 [ 1340.792925][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.792998][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.793061][ T32] r4:00000001 [ 1340.793108][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.793216][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.793296][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.793442][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.793509][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.793570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.793649][ T32] r4:84bf9700 [ 1340.793703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.793783][ T32] INFO: task kworker/1:949:5993 blocked for more than 467 seconds. [ 1340.793886][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.793941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.793987][ T32] task:kworker/1:949 state:D stack:0 pid:5993 tgid:5993 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.794083][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.794174][ T32] Call trace: [ 1340.794261][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.794365][ T32] r10:82918888 r9:ec971d84 r8:00000002 r7:60000113 r6:ec971d8c r5:856fd400 [ 1340.794417][ T32] r4:856fd400 [ 1340.794460][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.794536][ T32] r5:856fd400 r4:82918884 [ 1340.794599][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.794684][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.794798][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec971e08 [ 1340.794840][ T32] r4:00000000 [ 1340.794864][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.794904][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1340.794993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85687880 ** 4 printk messages dropped ** [ 1340.795292][ T32] r5:00001000 r4:ebc19000 [ 1340.795336][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.795426][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.795745][ T32] r10:61c88647 r9:856fd400 r8:8576d02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1340.796212][ T32] r4:854e1ac0 ** 3 printk messages dropped ** [ 1340.797721][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.798147][ T32] 9d20: 9759a000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 9 printk messages dropped ** [ 1340.798882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 12 printk messages dropped ** [ 1340.799789][ T32] r4:848b5900 ** 6 printk messages dropped ** [ 1340.800314][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.801022][ T32] Call trace: ** 2 printk messages dropped ** [ 1340.801257][ T32] r4:856f8c00 [ 1340.801297][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.801383][ T32] r5:856f8c00 r4:82918884 [ 1340.801462][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.801525][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.801650][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec969e08 [ 1340.801735][ T32] r4:00000000 [ 1340.801782][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.801855][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.801929][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.802017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e1f40 [ 1340.802061][ T32] r4:00000000 [ 1340.802106][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.802210][ T32] r9:83018205 r8:856f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1340.822099][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.822277][ T32] r5:00001000 r4:ebbf9000 [ 1340.822794][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.822864][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.822915][ T32] r5:8573e78c r4:8573e400 [ 1340.822938][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.822986][ T32] r7:ddde2d80 r6:83018200 r5:8573e78c r4:8576d100 [ 1340.823007][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.823054][ T32] r10:61c88647 r9:856f8c00 r8:8576d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.823076][ T32] r4:8576d100 [ 1340.823096][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.823143][ T32] r10:00000000 r9:8576d100 r8:8027f5e8 r7:ec971e60 r6:8576d180 r5:856f8c00 [ 1340.823166][ T32] r4:00000001 [ 1340.823209][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.823252][ T32] Exception stack(0xec969fb0 to 0xec969ff8) [ 1340.823285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.823313][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.823340][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.823369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.823403][ T32] r4:854e1900 [ 1340.824144][ T32] INFO: task kworker/1:950:5996 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.824193][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.824268][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.824340][ T32] Call trace: [ 1340.824377][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.824455][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.824483][ T32] r4:00000000 [ 1340.824505][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.824544][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.824572][ T32] 9d20: 978e0000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.824601][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.824647][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.824675][ T32] r5:80000113 r4:80239bb0 [ 1340.824696][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.824744][ T32] r4:82ac11e4 [ 1340.824806][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.824860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.824885][ T32] r4:eaeb9dc0 [ 1340.824904][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.824949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.824971][ T32] r4:00000000 [ 1340.824990][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.825035][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.825057][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.825098][ T32] r5:00001000 r4:ed35d000 [ 1340.825119][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1340.825314][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.825627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.826024][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.826314][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1340.826871][ T32] r5:00001000 r4:ebcaf000 [ 1340.826891][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.826930][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.826971][ T32] r5:8573ff8c r4:8573fc00 [ 1340.826990][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.827034][ T32] r7:ddde2d80 r6:83018200 r5:8573ff8c r4:8576d200 [ 1340.827055][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.827140][ T32] r10:61c88647 r9:856fb000 r8:8576d22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.827187][ T32] r4:8576d200 [ 1340.827231][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.827279][ T32] r10:00000000 r9:8576d200 r8:8027f5e8 r7:ec971e60 r6:8576d280 r5:856fb000 [ 1340.827324][ T32] r4:00000001 [ 1340.827347][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.827390][ T32] Exception stack(0xec979fb0 to 0xec979ff8) [ 1340.827420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.827450][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.827498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.827534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.827558][ T32] r4:85687780 [ 1340.827868][ T32] INFO: task kworker/1:951:5998 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.827909][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.827974][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.828041][ T32] Call trace: [ 1340.828076][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.828123][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.828149][ T32] r4:00000000 [ 1340.828186][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.828251][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.828284][ T32] 9d20: 978e0000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.828316][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.828364][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.828401][ T32] r5:80000113 r4:80239bb0 [ 1340.828445][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.828515][ T32] r4:82ac11e4 [ 1340.828554][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.828627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.828676][ T32] r4:eaeb9dc0 [ 1340.828700][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.828748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.828793][ T32] r4:00000000 [ 1340.828819][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.828891][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.828918][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.828962][ T32] r5:00001000 r4:ed35d000 [ 1340.828983][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.829023][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.829066][ T32] r5:85a35f8c r4:85a35c00 [ 1340.829088][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.829135][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 1 printk messages dropped ** [ 1340.829217][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.829612][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.830021][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.830338][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.830823][ T32] r9:83018205 r8:85066c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 ** 1 printk messages dropped ** [ 1340.830891][ T32] r5:00001000 r4:ebc4f000 ** 2 printk messages dropped ** [ 1340.830997][ T32] r5:8573fb8c r4:8573f800 ** 3 printk messages dropped ** [ 1340.831217][ T32] r10:61c88647 r9:85066c00 r8:8576d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.831498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.863410][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1340.863966][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.864218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1340.864742][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.865094][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.865588][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.865878][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.866239][ T32] r9:83018205 r8:85700000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1340.866277][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.866329][ T32] r5:00001000 r4:ebc79000 [ 1340.866352][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.866434][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.866511][ T32] r5:8573f78c r4:8573f400 [ 1340.866589][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.866715][ T32] r7:ddde2d80 r6:83018200 r5:8573f78c r4:8576d400 [ 1340.866752][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.866803][ T32] r10:61c88647 r9:85700000 r8:8576d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.866850][ T32] r4:8576d400 [ 1340.866881][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.866930][ T32] r10:00000000 r9:8576d400 r8:8027f5e8 r7:ec979e60 r6:8576d480 r5:85700000 [ 1340.866954][ T32] r4:00000001 [ 1340.866975][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.867012][ T32] Exception stack(0xec981fb0 to 0xec981ff8) [ 1340.867067][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.867100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.867156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.867188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.867211][ T32] r4:85773180 [ 1340.867948][ T32] INFO: task kworker/1:953:6001 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.867980][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.868066][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.868111][ T32] Call trace: [ 1340.868168][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.868217][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.868249][ T32] r4:00000000 [ 1340.868273][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.868311][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.868339][ T32] 9d20: 983d9000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.868368][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.868422][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.868460][ T32] r5:80000113 r4:80239bb0 [ 1340.868519][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.868567][ T32] r4:82ac11e4 [ 1340.868588][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.868656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.868683][ T32] r4:eaeb9dc0 [ 1340.868704][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.868749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.868771][ T32] r4:00000000 [ 1340.868790][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.868835][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.868857][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.868923][ T32] r5:00001000 r4:ed35d000 [ 1340.868947][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.868989][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.869031][ T32] r5:85a35f8c r4:85a35c00 [ 1340.869051][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.869096][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.869126][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.869175][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.869199][ T32] r4:848b5900 [ 1340.869230][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.869300][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.869327][ T32] r4:00000001 [ 1340.869348][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.869396][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.869426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.869455][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.869507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.869539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.869587][ T32] r4:84bf9700 [ 1340.869630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1340.869912][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.870103][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1340.870529][ T32] r9:83018205 r8:85700c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 1 printk messages dropped ** [ 1340.870664][ T32] r5:00001000 r4:ebef3000 ** 2 printk messages dropped ** [ 1340.870808][ T32] r5:85749f8c r4:85749c00 ** 3 printk messages dropped ** [ 1340.870996][ T32] r10:61c88647 r9:85700c00 r8:8576d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.871280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.871880][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1340.890049][ T32] r5:80000113 r4:80239bb0 ** 13 printk messages dropped ** [ 1340.890877][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.891149][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 4 printk messages dropped ** [ 1340.891392][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.891424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.891455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.891499][ T32] r4:84bf9700 [ 1340.891547][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.891582][ T32] INFO: task kworker/1:955:6005 blocked for more than 467 seconds. [ 1340.891614][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.891662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.891707][ T32] task:kworker/1:955 state:D stack:0 pid:6005 tgid:6005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.891790][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.891883][ T32] Call trace: [ 1340.891942][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.892011][ T32] r10:82918888 r9:ec98dd84 r8:00000002 r7:60000113 r6:ec98dd8c r5:856dc800 [ 1340.892058][ T32] r4:856dc800 [ 1340.892086][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.892144][ T32] r5:856dc800 r4:82918884 [ 1340.892167][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.892284][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.905019][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec98de08 [ 1340.905067][ T32] r4:00000000 [ 1340.905103][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.905170][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.905216][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.905261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857735c0 [ 1340.905306][ T32] r4:00000000 [ 1340.905330][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.905379][ T32] r9:83018205 r8:856dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1340.905409][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.905465][ T32] r5:00001000 r4:ebcd3000 [ 1340.905490][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.905531][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.905596][ T32] r5:8574838c r4:85748000 [ 1340.905640][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.905692][ T32] r7:ddde2d80 r6:83018200 r5:8574838c r4:8576d600 [ 1340.905743][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.905812][ T32] r10:61c88647 r9:856dc800 r8:8576d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.905859][ T32] r4:8576d600 [ 1340.905899][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.905971][ T32] r10:00000000 r9:8576d600 r8:8027f5e8 r7:ec97de60 r6:85762a80 r5:856dc800 [ 1340.906019][ T32] r4:00000001 [ 1340.906043][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.906091][ T32] Exception stack(0xec98dfb0 to 0xec98dff8) [ 1340.906125][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.906154][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.906182][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.906212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.906257][ T32] r4:85773180 [ 1340.907018][ T32] INFO: task kworker/1:955:6005 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.907067][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.907140][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.907190][ T32] Call trace: [ 1340.907220][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.907290][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.907318][ T32] r4:00000000 [ 1340.907348][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.907394][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.907424][ T32] 9d20: 98952000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.907487][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.907516][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1340.907709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 10 printk messages dropped ** [ 1340.908122][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1340.908275][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.908559][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.908912][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1340.909172][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1340.909479][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.909519][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.909569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773680 [ 1340.909592][ T32] r4:00000000 [ 1340.909632][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.909682][ T32] r9:83018205 r8:856d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1340.909724][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.909792][ T32] r5:00001000 r4:ebcef000 [ 1340.909826][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.909867][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.909939][ T32] r5:85748b8c r4:85748800 [ 1340.909963][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.910010][ T32] r7:ddde2d80 r6:83018200 r5:85748b8c r4:8576d680 [ 1340.910034][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.910101][ T32] r10:61c88647 r9:856d8c00 r8:8576d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.910135][ T32] r4:8576d680 [ 1340.910154][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.910202][ T32] r10:00000000 r9:8576d680 r8:8027f5e8 r7:ec97de60 r6:85762b00 r5:856d8c00 [ 1340.910238][ T32] r4:00000001 [ 1340.910260][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.910296][ T32] Exception stack(0xec999fb0 to 0xec999ff8) [ 1340.910322][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.910371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.910405][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.910434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.910458][ T32] r4:85773440 [ 1340.910818][ T32] INFO: task kworker/1:956:6008 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.910850][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.910941][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.911015][ T32] Call trace: [ 1340.911091][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.911141][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.911165][ T32] r4:00000000 [ 1340.911185][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.911221][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.911249][ T32] 9d20: 98952000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.911310][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.911364][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.911444][ T32] r5:80000113 r4:80239bb0 [ 1340.911488][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.911578][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1340.911725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 9 printk messages dropped ** [ 1340.912134][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.935557][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 1 printk messages dropped ** [ 1340.935601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.935662][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.935718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.935760][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.935791][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.935822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.935853][ T32] r4:84bf9700 [ 1340.935879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.935931][ T32] INFO: task kworker/1:957:6009 blocked for more than 467 seconds. [ 1340.935971][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.935997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.936018][ T32] task:kworker/1:957 state:D stack:0 pid:6009 tgid:6009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.936075][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.936119][ T32] Call trace: [ 1340.936149][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.936198][ T32] r10:82918888 r9:ec99dd84 r8:00000002 r7:60000113 r6:ec99dd8c r5:856db000 [ 1340.936221][ T32] r4:856db000 [ 1340.936262][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.936305][ T32] r5:856db000 r4:82918884 [ 1340.936327][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.936365][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.936415][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec99de08 ** 8 printk messages dropped ** [ 1340.936764][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.936814][ T32] r5:00001000 r4:ebd0d000 ** 5 printk messages dropped ** [ 1340.937033][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.937341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.937394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.937427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.937490][ T32] r4:857736c0 [ 1340.938245][ T32] INFO: task kworker/1:957:6009 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.938288][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.938395][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.938456][ T32] Call trace: [ 1340.938530][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.938598][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.938623][ T32] r4:00000000 [ 1340.938643][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.938682][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.938711][ T32] 9d20: 98d1d000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.938739][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.938779][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.938831][ T32] r5:80000113 r4:80239bb0 [ 1340.938856][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1340.939074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 9 printk messages dropped ** [ 1340.939436][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 4 printk messages dropped ** [ 1340.939610][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 13 printk messages dropped ** [ 1340.940153][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1340.940934][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.940979][ T32] r5:00001000 r4:ebe85000 [ 1340.941008][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1340.941189][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.941514][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.942190][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.957149][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 5 printk messages dropped ** [ 1340.957355][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.957606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 9 printk messages dropped ** [ 1340.958027][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 5 printk messages dropped ** [ 1340.958277][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1340.958825][ T32] task:kworker/1:959 state:D stack:0 pid:6014 tgid:6014 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1340.959592][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.959664][ T32] r5:00001000 r4:ebeaf000 [ 1340.959708][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.959751][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.959814][ T32] r5:8574938c r4:85749000 [ 1340.959846][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.959893][ T32] r7:ddde2d80 r6:83018200 r5:8574938c r4:8576d800 [ 1340.959913][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.959982][ T32] r10:61c88647 r9:856de000 r8:8576d82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.960027][ T32] r4:8576d800 [ 1340.960072][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.960145][ T32] r10:00000000 r9:8576d800 r8:8027f5e8 r7:ec97de60 r6:85762c80 r5:856de000 [ 1340.960171][ T32] r4:00000001 [ 1340.960211][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.960280][ T32] Exception stack(0xec9b1fb0 to 0xec9b1ff8) [ 1340.960309][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.960360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.960393][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.960422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.960444][ T32] r4:85773440 [ 1340.961242][ T32] INFO: task kworker/1:959:6014 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1340.961277][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.961335][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.961380][ T32] Call trace: [ 1340.961415][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1340.961462][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1340.961506][ T32] r4:00000000 [ 1340.961545][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.961587][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1340.961616][ T32] 9d20: 98f2b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1340.961670][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1340.961699][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1340.961744][ T32] r5:80000113 r4:80239bb0 [ 1340.961781][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.961831][ T32] r4:82ac11e4 [ 1340.961861][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.961936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1340.961963][ T32] r4:eaeb9dc0 [ 1340.962006][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.962076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1340.962124][ T32] r4:00000000 [ 1340.962146][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.962203][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1340.962275][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.979203][ T32] r5:00001000 r4:ed35d000 [ 1340.979248][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.979334][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.979406][ T32] r5:85a35f8c r4:85a35c00 [ 1340.979452][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.979507][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1340.979529][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.979582][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.979606][ T32] r4:848b5900 [ 1340.979626][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.979694][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.979741][ T32] r4:00000001 [ 1340.979765][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.979805][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.979835][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.979906][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.979946][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.980055][ T32] INFO: task kworker/1:960:6015 blocked for more than 467 seconds. ** 16 printk messages dropped ** [ 1340.980784][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1340.980995][ T32] r5:00001000 r4:ebec1000 ** 5 printk messages dropped ** [ 1340.981194][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.981524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1340.988649][ T32] 9d20: 994f8000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 19 printk messages dropped ** [ 1340.989548][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 1 printk messages dropped ** [ 1340.989660][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.989706][ T32] r4:848b5900 [ 1340.989729][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.989777][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1340.989824][ T32] r4:00000001 [ 1340.989848][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.989886][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1340.989912][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.989941][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.989989][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.990042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.990067][ T32] r4:84bf9700 [ 1340.990090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.990118][ T32] INFO: task kworker/1:961:6018 blocked for more than 467 seconds. [ 1340.990170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.990197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.990259][ T32] task:kworker/1:961 state:D stack:0 pid:6018 tgid:6018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.990350][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.990442][ T32] Call trace: [ 1340.990524][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1340.990585][ T32] r10:82918888 r9:ec9cdd84 r8:00000002 r7:60000113 r6:ec9cdd8c r5:856dbc00 [ 1340.990684][ T32] r4:856dbc00 [ 1340.990729][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1340.990773][ T32] r5:856dbc00 r4:82918884 [ 1340.990794][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.990833][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.990876][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9cde08 [ 1340.990898][ T32] r4:00000000 [ 1340.990918][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1340.990975][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1340.991039][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1340.991088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85773cc0 [ 1340.991131][ T32] r4:00000000 [ 1340.991154][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1340.991199][ T32] r9:83018205 r8:856dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1340.991220][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.991261][ T32] r5:00001000 r4:ebed5000 [ 1340.991301][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1340.991344][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.991391][ T32] r5:8574978c r4:85749400 [ 1340.991412][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.991478][ T32] r7:ddde2d80 r6:83018200 r5:8574978c r4:8576d900 ** 1 printk messages dropped ** [ 1340.991606][ T32] r10:61c88647 r9:856dbc00 r8:8576d92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.991996][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.005201][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.005545][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 9 printk messages dropped ** [ 1341.005988][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.006222][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.006579][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 9 printk messages dropped ** [ 1341.006940][ T32] INFO: task kworker/1:962:6020 blocked for more than 467 seconds. ** 6 printk messages dropped ** [ 1341.007337][ T32] r10:82918888 r9:eca09d84 r8:00000002 r7:60000113 r6:eca09d8c r5:85068c00 ** 6 printk messages dropped ** [ 1341.007688][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.007937][ T32] r9:83018205 r8:85068c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 1 printk messages dropped ** [ 1341.008025][ T32] r5:00001000 r4:ebfef000 ** 1 printk messages dropped ** [ 1341.008086][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.008344][ T32] r10:00000000 r9:8576d980 r8:8027f5e8 r7:ec97de60 r6:85762e00 r5:85068c00 ** 7 printk messages dropped ** [ 1341.008633][ T32] r4:85773d00 ** 3 printk messages dropped ** [ 1341.009187][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.009492][ T32] 9d20: 99928000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 7 printk messages dropped ** [ 1341.009811][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1341.010101][ T32] r5:00001000 r4:ed35d000 ** 5 printk messages dropped ** [ 1341.010393][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1341.010493][ T32] r4:848b5900 ** 5 printk messages dropped ** [ 1341.010766][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.011082][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1341.011311][ T32] r10:82918888 r9:eca15d84 r8:00000002 r7:60000013 r6:eca15d8c r5:85069800 ** 10 printk messages dropped ** [ 1341.011745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575ffc0 ** 12 printk messages dropped ** [ 1341.035987][ T32] r4:8576da00 ** 4 printk messages dropped ** [ 1341.036219][ T32] Exception stack(0xeca15fb0 to 0xeca15ff8) [ 1341.036249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.036277][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.036304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.036333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.036355][ T32] r4:85773dc0 [ 1341.037138][ T32] INFO: task kworker/1:963:6021 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.037175][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.037294][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.037392][ T32] Call trace: [ 1341.037432][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.037483][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.037527][ T32] r4:00000000 [ 1341.037580][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.037643][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.037697][ T32] 9d20: 99f72000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.037740][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.037809][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.037856][ T32] r5:80000113 r4:80239bb0 [ 1341.037901][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.037953][ T32] r4:82ac11e4 [ 1341.037994][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.038047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.038070][ T32] r4:eaeb9dc0 [ 1341.038110][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.038181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.038206][ T32] r4:00000000 [ 1341.038227][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.038274][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.038316][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.038363][ T32] r5:00001000 r4:ed35d000 [ 1341.038424][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.038492][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.038547][ T32] r5:85a35f8c r4:85a35c00 [ 1341.038594][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.038645][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.038736][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.038790][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.038838][ T32] r4:848b5900 [ 1341.038887][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.038952][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.038977][ T32] r4:00000001 [ 1341.039000][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.039091][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.039126][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.039156][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.039208][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.039263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.039289][ T32] r4:84bf9700 [ 1341.039310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.039349][ T32] INFO: task kworker/1:964:6023 blocked for more than 467 seconds. [ 1341.039399][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.039427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.039449][ T32] task:kworker/1:964 state:D stack:0 pid:6023 tgid:6023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.039494][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.039538][ T32] Call trace: [ 1341.039592][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.039643][ T32] r10:82918888 r9:eca1dd84 r8:00000002 r7:60000113 r6:eca1dd8c r5:85068000 [ 1341.039678][ T32] r4:85068000 [ 1341.039721][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.039764][ T32] r5:85068000 r4:82918884 [ 1341.039807][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.039890][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.039939][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca1de08 [ 1341.039962][ T32] r4:00000000 [ 1341.039981][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.040039][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.040081][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.040125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484d280 [ 1341.040147][ T32] r4:00000000 [ 1341.040187][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.040257][ T32] r9:83018205 r8:85068000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.040281][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.040325][ T32] r5:00001000 r4:ec80f000 [ 1341.040370][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.040416][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.040459][ T32] r5:8574af8c r4:8574ac00 [ 1341.040481][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.040527][ T32] r7:ddde2d80 r6:83018200 r5:8574af8c r4:8576da80 [ 1341.040569][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.040641][ T32] r10:61c88647 r9:85068000 r8:8576daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.040667][ T32] r4:8576da80 [ 1341.040709][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.040756][ T32] r10:00000000 r9:8576da80 r8:8027f5e8 r7:eca09e60 r6:85762f00 r5:85068000 [ 1341.040779][ T32] r4:00000001 [ 1341.040798][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.040832][ T32] Exception stack(0xeca1dfb0 to 0xeca1dff8) [ 1341.040878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.040910][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.040940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.040978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.041003][ T32] r4:8484d080 [ 1341.041312][ T32] INFO: task kworker/1:964:6023 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.041342][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.041399][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.041443][ T32] Call trace: [ 1341.041472][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.041539][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.041566][ T32] r4:00000000 [ 1341.041619][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.041680][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.041712][ T32] 9d20: 99f72000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.041771][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.041800][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.041825][ T32] r5:80000113 r4:80239bb0 [ 1341.041845][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.041889][ T32] r4:82ac11e4 [ 1341.041909][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.041956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.041999][ T32] r4:eaeb9dc0 [ 1341.042022][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.042069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.042113][ T32] r4:00000000 [ 1341.042159][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.042266][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.062714][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.062821][ T32] r5:00001000 r4:ed35d000 [ 1341.062846][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.062888][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.062933][ T32] r5:85a35f8c r4:85a35c00 [ 1341.062980][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.063047][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.063094][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1341.063216][ T32] r4:848b5900 ** 2 printk messages dropped ** [ 1341.063333][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.063507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.063754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1341.063931][ T32] Call trace: ** 1 printk messages dropped ** [ 1341.064024][ T32] r10:82918888 r9:eca25d84 r8:00000002 r7:60000113 r6:eca25d8c r5:8506bc00 ** 6 printk messages dropped ** [ 1341.064280][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.064450][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1341.064910][ T32] r7:ddde2d80 r6:83018200 r5:8574b78c r4:8576db00 ** 14 printk messages dropped ** [ 1341.066131][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.066393][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.066506][ T32] 9d20: 9a4ae000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 6 printk messages dropped ** [ 1341.066892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 6 printk messages dropped ** [ 1341.067136][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.067472][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1341.067665][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.067690][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.067719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.067763][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.067794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.067838][ T32] r4:84bf9700 [ 1341.067861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.067886][ T32] INFO: task kworker/1:966:6028 blocked for more than 467 seconds. [ 1341.067935][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.067961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.067982][ T32] task:kworker/1:966 state:D stack:0 pid:6028 tgid:6028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.068047][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.068136][ T32] Call trace: [ 1341.068181][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.068250][ T32] r10:82918888 r9:eca31d84 r8:00000002 r7:60000013 r6:eca31d8c r5:8506b000 [ 1341.068276][ T32] r4:8506b000 [ 1341.068297][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.068335][ T32] r5:8506b000 r4:82918884 [ 1341.068355][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.068402][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.068448][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca31e08 [ 1341.068470][ T32] r4:00000000 [ 1341.068490][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.068557][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.068620][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.068697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484d3c0 [ 1341.068724][ T32] r4:00000000 [ 1341.068765][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.068815][ T32] r9:83018205 r8:8506b000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1341.068836][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.068898][ T32] r5:00001000 r4:ec81f000 [ 1341.068942][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.068984][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.069028][ T32] r5:8574ab8c r4:8574a800 [ 1341.069069][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.069119][ T32] r7:ddde2d80 r6:83018200 r5:8574ab8c r4:8576db80 [ 1341.069140][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.069187][ T32] r10:61c88647 r9:8506b000 r8:8576dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.069229][ T32] r4:8576db80 [ 1341.069252][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.069298][ T32] r10:00000000 r9:8576db80 r8:8027f5e8 r7:eca25e60 r6:84b75000 r5:8506b000 [ 1341.069342][ T32] r4:00000001 [ 1341.069408][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.069470][ T32] Exception stack(0xeca31fb0 to 0xeca31ff8) [ 1341.069520][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.069555][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.069582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.069611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.069641][ T32] r4:8484d240 [ 1341.069982][ T32] INFO: task kworker/1:966:6028 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.070036][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.070160][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.070250][ T32] Call trace: [ 1341.070305][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.070353][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.070377][ T32] r4:00000000 [ 1341.070423][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.070488][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.070519][ T32] 9d20: 9a4ae000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.070604][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.070662][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.070755][ T32] r5:80000113 r4:80239bb0 [ 1341.070782][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.070828][ T32] r4:82ac11e4 [ 1341.070849][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.070896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.070939][ T32] r4:eaeb9dc0 [ 1341.070962][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.071009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.071053][ T32] r4:00000000 [ 1341.071076][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.071123][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.071166][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.071235][ T32] r5:00001000 r4:ed35d000 [ 1341.071260][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.071301][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.071405][ T32] r5:85a35f8c r4:85a35c00 [ 1341.071431][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.071479][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.071499][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.071566][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.071592][ T32] r4:848b5900 [ 1341.071613][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.071662][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.071685][ T32] r4:00000001 [ 1341.071705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.071762][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.071793][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.071824][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.071851][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.071901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.071926][ T32] r4:84bf9700 [ 1341.071947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.071971][ T32] INFO: task kworker/1:967:6029 blocked for more than 467 seconds. [ 1341.071998][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.072042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.072090][ T32] task:kworker/1:967 state:D stack:0 pid:6029 tgid:6029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.072159][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.095903][ T32] Call trace: [ 1341.095963][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.096061][ T32] r10:82918888 r9:eca35d84 r8:00000002 r7:60000013 r6:eca35d8c r5:8506a400 [ 1341.096098][ T32] r4:8506a400 [ 1341.096123][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.096216][ T32] r5:8506a400 r4:82918884 [ 1341.096242][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.096284][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.096329][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 [ 1341.096353][ T32] r4:00000000 [ 1341.096392][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.096521][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.096569][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.096615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484d340 [ 1341.096739][ T32] r4:00000000 [ 1341.096764][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.096812][ T32] r9:83018205 r8:8506a400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1341.096862][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.096954][ T32] r5:00001000 r4:ec82f000 [ 1341.096979][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.097043][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.097093][ T32] r5:8574b38c r4:8574b000 [ 1341.097114][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.097162][ T32] r7:ddde2d80 r6:83018200 r5:8574b38c r4:8576dc00 [ 1341.097184][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.097230][ T32] r10:61c88647 r9:8506a400 r8:8576dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.097252][ T32] r4:8576dc00 [ 1341.097272][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.097395][ T32] r10:00000000 r9:8576dc00 r8:8027f5e8 r7:eca25e60 r6:84b75080 r5:8506a400 [ 1341.097422][ T32] r4:00000001 [ 1341.097464][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1341.097656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.097709][ T32] r4:8484d140 [ 1341.098432][ T32] INFO: task kworker/1:967:6029 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.098466][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.098597][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.098715][ T32] Call trace: [ 1341.098752][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.098802][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.098954][ T32] r4:00000000 [ 1341.099157][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.099201][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.099229][ T32] 9d20: 9a744000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.099284][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.099396][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.099426][ T32] r5:80000113 r4:80239bb0 [ 1341.099447][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.099493][ T32] r4:82ac11e4 [ 1341.099513][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.099564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.099614][ T32] r4:eaeb9dc0 [ 1341.099641][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.099722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.099761][ T32] r4:00000000 [ 1341.099783][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.099920][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.100035][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.100153][ T32] r5:00001000 r4:ed35d000 [ 1341.100266][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.100312][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.100394][ T32] r5:85a35f8c r4:85a35c00 [ 1341.100476][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.100661][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.100686][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.100736][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.100760][ T32] r4:848b5900 [ 1341.100779][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.100825][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.100848][ T32] r4:00000001 [ 1341.100867][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.100903][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.101090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.101122][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.101367][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.101512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.101540][ T32] r4:84bf9700 [ 1341.101563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.101592][ T32] INFO: task kworker/1:968:6032 blocked for more than 467 seconds. [ 1341.101712][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.101748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.101769][ T32] task:kworker/1:968 state:D stack:0 pid:6032 tgid:6032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.101915][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.101962][ T32] Call trace: [ 1341.102054][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.102102][ T32] r10:82918888 r9:eca41d84 r8:00000002 r7:60000013 r6:eca41d8c r5:8506c800 [ 1341.102125][ T32] r4:8506c800 [ 1341.102233][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.123026][ T32] r5:8506c800 r4:82918884 [ 1341.123065][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.123123][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.123184][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca41e08 [ 1341.123241][ T32] r4:00000000 [ 1341.123476][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1341.123694][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1341.123932][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.123975][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.124023][ T32] r5:8574bb8c r4:8574b800 [ 1341.124045][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.124093][ T32] r7:ddde2d80 r6:83018200 r5:8574bb8c r4:8576dc80 [ 1341.124323][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.124538][ T32] r10:61c88647 r9:8506c800 r8:8576dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.124649][ T32] r4:8576dc80 [ 1341.124673][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.124723][ T32] r10:00000000 r9:8576dc80 r8:8027f5e8 r7:eca25e60 r6:84b75100 r5:8506c800 ** 4 printk messages dropped ** [ 1341.124998][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.125962][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.126911][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.127247][ T32] 9d20: 9aae0000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 3 printk messages dropped ** [ 1341.127471][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1341.127718][ T32] r4:eaeb9dc0 ** 1 printk messages dropped ** [ 1341.127859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 5 printk messages dropped ** [ 1341.128516][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1341.128870][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 18 printk messages dropped ** [ 1341.130475][ T32] r4:8506d400 ** 3 printk messages dropped ** [ 1341.130832][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.131374][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1341.131592][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.131636][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.131679][ T32] r5:8574bf8c r4:8574bc00 [ 1341.131801][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.132107][ T32] r7:ddde2d80 r6:83018200 r5:8574bf8c r4:8576dd00 [ 1341.132414][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.154682][ T32] r10:61c88647 r9:8506d400 r8:8576dd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.154731][ T32] r4:8576dd00 [ 1341.154778][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.154854][ T32] r10:00000000 r9:8576dd00 r8:8027f5e8 r7:eca41e60 r6:84b75180 r5:8506d400 [ 1341.154877][ T32] r4:00000001 [ 1341.154949][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.154992][ T32] Exception stack(0xeca45fb0 to 0xeca45ff8) [ 1341.155023][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.155074][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.155146][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.155204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.155229][ T32] r4:8484d840 [ 1341.156014][ T32] INFO: task kworker/1:969:6033 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.156050][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.156184][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.156262][ T32] Call trace: [ 1341.156341][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.156402][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.156428][ T32] r4:00000000 [ 1341.156450][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.156489][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.156517][ T32] 9d20: 9aae0000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.156547][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.156572][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.156616][ T32] r5:80000113 r4:80239bb0 [ 1341.156661][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.156713][ T32] r4:82ac11e4 [ 1341.156734][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.156783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.156846][ T32] r4:eaeb9dc0 [ 1341.156870][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.156917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.156939][ T32] r4:00000000 [ 1341.156959][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.157004][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.157027][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.157069][ T32] r5:00001000 r4:ed35d000 [ 1341.157111][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.157177][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.157246][ T32] r5:85a35f8c r4:85a35c00 [ 1341.157278][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.157347][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.157376][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.157446][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.157474][ T32] r4:848b5900 [ 1341.157494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.157542][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.157565][ T32] r4:00000001 [ 1341.157584][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.157620][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.157646][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.157696][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.157726][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.157755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.157778][ T32] r4:84bf9700 [ 1341.157819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.157862][ T32] INFO: task kworker/1:970:6036 blocked for more than 467 seconds. [ 1341.157896][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.157921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.157941][ T32] task:kworker/1:970 state:D stack:0 pid:6036 tgid:6036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.158009][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.158096][ T32] Call trace: [ 1341.158129][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.158175][ T32] r10:82918888 r9:eca51d84 r8:00000002 r7:60000013 r6:eca51d8c r5:8506e000 [ 1341.158198][ T32] r4:8506e000 [ 1341.158218][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.158272][ T32] r5:8506e000 r4:82918884 [ 1341.158295][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.158335][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.158385][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca51e08 ** 2 printk messages dropped ** [ 1341.158504][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.158816][ T32] r5:00001000 r4:eca91000 [ 1341.158836][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.158875][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.158980][ T32] r7:ddde2d80 r6:83018200 r5:8574df8c r4:8576dd80 ** 4 printk messages dropped ** [ 1341.159205][ T32] r10:00000000 r9:8576dd80 r8:8027f5e8 r7:eca41e60 r6:84b75200 r5:8506e000 ** 5 printk messages dropped ** [ 1341.159464][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.159956][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.160230][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.160321][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.160379][ T32] 9d20: 9aae0000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.160431][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.160460][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.160497][ T32] r5:80000113 r4:80239bb0 [ 1341.160542][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.160613][ T32] r4:82ac11e4 [ 1341.160639][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.160689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.160712][ T32] r4:eaeb9dc0 [ 1341.160731][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.160776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.160808][ T32] r4:00000000 [ 1341.160851][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.160901][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.160944][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.161010][ T32] r5:00001000 r4:ed35d000 [ 1341.161034][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.161097][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.161143][ T32] r5:85a35f8c r4:85a35c00 [ 1341.161165][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.161211][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.161231][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.161300][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.161326][ T32] r4:848b5900 [ 1341.161370][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.161431][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.161457][ T32] r4:00000001 [ 1341.161486][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.161557][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.161594][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.161647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.161677][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.161742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.161767][ T32] r4:84bf9700 [ 1341.161808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.161857][ T32] INFO: task kworker/1:971:6038 blocked for more than 467 seconds. [ 1341.161886][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.161910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.161930][ T32] task:kworker/1:971 state:D stack:0 pid:6038 tgid:6038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.161992][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.162049][ T32] Call trace: [ 1341.162081][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.162148][ T32] r10:82918888 r9:ec989d84 r8:00000002 r7:60000013 r6:ec989d8c r5:85701800 [ 1341.182011][ T32] r4:85701800 [ 1341.182086][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.182175][ T32] r5:85701800 r4:82918884 [ 1341.182702][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.182773][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.182822][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec989e08 [ 1341.182846][ T32] r4:00000000 [ 1341.182895][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.182939][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.182990][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.183072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484da00 [ 1341.183131][ T32] r4:00000000 [ 1341.183168][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.183220][ T32] r9:83018205 r8:85701800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1341.183242][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.183288][ T32] r5:00001000 r4:ec965000 [ 1341.183329][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.183379][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.183472][ T32] r5:8574c38c r4:8574c000 [ 1341.183496][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.183566][ T32] r7:ddde2d80 r6:83018200 r5:8574c38c r4:8576de00 [ 1341.183611][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.183683][ T32] r10:61c88647 r9:85701800 r8:8576de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.183709][ T32] r4:8576de00 [ 1341.183730][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.183777][ T32] r10:00000000 r9:8576de00 r8:8027f5e8 r7:eca51e60 r6:8576de80 r5:85701800 [ 1341.183799][ T32] r4:00000001 [ 1341.183819][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.183876][ T32] Exception stack(0xec989fb0 to 0xec989ff8) [ 1341.183931][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.183963][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.183990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.184019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.184040][ T32] r4:8484d640 [ 1341.184760][ T32] INFO: task kworker/1:971:6038 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.184794][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.184882][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.184936][ T32] Call trace: [ 1341.184969][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.185038][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.185107][ T32] r4:00000000 [ 1341.185131][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.185192][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.185240][ T32] 9d20: 9b0cc000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.185271][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.185297][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.185344][ T32] r5:80000113 r4:80239bb0 [ 1341.185382][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.185452][ T32] r4:82ac11e4 [ 1341.185496][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.185568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.185594][ T32] r4:eaeb9dc0 [ 1341.185615][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.185682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.185707][ T32] r4:00000000 [ 1341.185727][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.185774][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.185795][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.185859][ T32] r5:00001000 r4:ed35d000 [ 1341.185883][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.185944][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.185991][ T32] r5:85a35f8c r4:85a35c00 [ 1341.186012][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.186078][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.186124][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.186195][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.186221][ T32] r4:848b5900 [ 1341.186241][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.186287][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.186331][ T32] r4:00000001 [ 1341.186377][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.186418][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.186445][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.186473][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.186499][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.186528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.186584][ T32] r4:84bf9700 [ 1341.186610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.186639][ T32] INFO: task kworker/1:972:6040 blocked for more than 467 seconds. [ 1341.186672][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.186719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.186744][ T32] task:kworker/1:972 state:D stack:0 pid:6040 tgid:6040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.186809][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.186855][ T32] Call trace: [ 1341.186884][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.186928][ T32] r10:82918888 r9:eca4dd84 r8:00000002 r7:60000113 r6:eca4dd8c r5:85702400 [ 1341.186950][ T32] r4:85702400 [ 1341.187004][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.187046][ T32] r5:85702400 r4:82918884 [ 1341.187087][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.187127][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.187171][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca4de08 [ 1341.187193][ T32] r4:00000000 [ 1341.187234][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.187295][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.187337][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.187408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484dac0 [ 1341.187456][ T32] r4:00000000 [ 1341.187498][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.187568][ T32] r9:83018205 r8:85702400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1341.187614][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.187680][ T32] r5:00001000 r4:ec9d5000 [ 1341.187702][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.187782][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.187830][ T32] r5:8574cb8c r4:8574c800 [ 1341.187850][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.187894][ T32] r7:ddde2d80 r6:83018200 r5:8574cb8c r4:8576df00 [ 1341.187914][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.187959][ T32] r10:61c88647 r9:85702400 r8:8576df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.187981][ T32] r4:8576df00 [ 1341.188000][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.188064][ T32] r10:00000000 r9:8576df00 r8:8027f5e8 r7:eca51e60 r6:8576df80 r5:85702400 [ 1341.188089][ T32] r4:00000001 [ 1341.188150][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.188210][ T32] Exception stack(0xeca4dfb0 to 0xeca4dff8) [ 1341.188239][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.188270][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.188296][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.188326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.188347][ T32] r4:8484d900 [ 1341.188705][ T32] INFO: task kworker/1:972:6040 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.188735][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.188814][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.188879][ T32] Call trace: [ 1341.188954][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.189001][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.189025][ T32] r4:00000000 [ 1341.189044][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.189082][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.189110][ T32] 9d20: 9b0cc000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.189159][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.189188][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.189233][ T32] r5:80000113 r4:80239bb0 [ 1341.189277][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.189324][ T32] r4:82ac11e4 [ 1341.189380][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.189453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.189479][ T32] r4:eaeb9dc0 [ 1341.189500][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.189549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.189572][ T32] r4:00000000 [ 1341.189624][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.189674][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.189696][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.189739][ T32] r5:00001000 r4:ed35d000 [ 1341.189760][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.189820][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.189866][ T32] r5:85a35f8c r4:85a35c00 [ 1341.189886][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.189952][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.189997][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.190068][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.190094][ T32] r4:848b5900 [ 1341.190114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.190182][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.190207][ T32] r4:00000001 [ 1341.190228][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.190284][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.190314][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.190343][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.190377][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.190407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.190430][ T32] r4:84bf9700 [ 1341.190459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.190486][ T32] INFO: task kworker/1:973:6042 blocked for more than 467 seconds. [ 1341.190513][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.190536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.190569][ T32] task:kworker/1:973 state:D stack:0 pid:6042 tgid:6042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.190665][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.190718][ T32] Call trace: [ 1341.190771][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.190817][ T32] r10:82918888 r9:eca55d84 r8:00000002 r7:60000113 r6:eca55d8c r5:85703c00 [ 1341.190840][ T32] r4:85703c00 [ 1341.190881][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.190945][ T32] r5:85703c00 r4:82918884 [ 1341.190994][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.191035][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.191088][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca55e08 [ 1341.191113][ T32] r4:00000000 [ 1341.191141][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.191181][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.191219][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.191262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484dc40 [ 1341.191284][ T32] r4:00000000 [ 1341.191303][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.191348][ T32] r9:83018205 r8:85703c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1341.191375][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.191418][ T32] r5:00001000 r4:ec9e7000 [ 1341.191449][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.191494][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.191536][ T32] r5:8574c78c r4:8574c400 [ 1341.191555][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.191599][ T32] r7:ddde2d80 r6:83018200 r5:8574c78c r4:8535b000 [ 1341.191619][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.191664][ T32] r10:61c88647 r9:85703c00 r8:8535b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.191708][ T32] r4:8535b000 [ 1341.191731][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1341.191821][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.191928][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1341.192003][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.223449][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.223671][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.223817][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 4 printk messages dropped ** [ 1341.224004][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1341.224410][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1341.224750][ T32] r4:848b5900 [ 1341.224800][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.224871][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.224896][ T32] r4:00000001 [ 1341.224916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.224974][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.225004][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.225054][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.225104][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.225135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.225157][ T32] r4:84bf9700 [ 1341.225200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.225232][ T32] INFO: task kworker/1:974:6043 blocked for more than 467 seconds. [ 1341.225266][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.225290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.225309][ T32] task:kworker/1:974 state:D stack:0 pid:6043 tgid:6043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.225352][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.225400][ T32] Call trace: [ 1341.225431][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.225474][ T32] r10:82918888 r9:ec985d84 r8:00000002 r7:60000113 r6:ec985d8c r5:85704800 [ 1341.225497][ T32] r4:85704800 [ 1341.225527][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.225570][ T32] r5:85704800 r4:82918884 [ 1341.225591][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.225629][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.225673][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 [ 1341.225717][ T32] r4:00000000 [ 1341.225761][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.225802][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.225864][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.225935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484dd00 [ 1341.225960][ T32] r4:00000000 [ 1341.225980][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.226026][ T32] r9:83018205 r8:85704800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1341.226068][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.226113][ T32] r5:00001000 r4:eca05000 [ 1341.226154][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.226218][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.226263][ T32] r5:8574cf8c r4:8574cc00 [ 1341.226283][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.226327][ T32] r7:ddde2d80 r6:83018200 r5:8574cf8c r4:8535b100 [ 1341.226349][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.226416][ T32] r10:61c88647 r9:85704800 r8:8535b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.226438][ T32] r4:8535b100 [ 1341.226481][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.226529][ T32] r10:00000000 r9:8535b100 r8:8027f5e8 r7:eca51e60 r6:8535b180 r5:85704800 [ 1341.226588][ T32] r4:00000001 [ 1341.226633][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.226672][ T32] Exception stack(0xec985fb0 to 0xec985ff8) [ 1341.226699][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.226727][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.226753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.226805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.226831][ T32] r4:8484ddc0 [ 1341.227307][ T32] INFO: task kworker/1:974:6043 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.227343][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.227415][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.227481][ T32] Call trace: [ 1341.227514][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.227562][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.227586][ T32] r4:00000000 [ 1341.227606][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.227664][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.227717][ T32] 9d20: 9b7c6000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.227771][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.227799][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.227823][ T32] r5:80000113 r4:80239bb0 [ 1341.227844][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.227888][ T32] r4:82ac11e4 [ 1341.227908][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.227955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.228056][ T32] r4:eaeb9dc0 [ 1341.228080][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.228127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.228170][ T32] r4:00000000 [ 1341.228213][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.228263][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.228312][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.228358][ T32] r5:00001000 r4:ed35d000 [ 1341.228385][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.228446][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.228512][ T32] r5:85a35f8c r4:85a35c00 [ 1341.228558][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.228629][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.228653][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.228701][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.228723][ T32] r4:848b5900 [ 1341.228743][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.228799][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.228825][ T32] r4:00000001 [ 1341.228845][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.228882][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.228929][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.228960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.229009][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.229040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.229062][ T32] r4:84bf9700 [ 1341.229093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.229121][ T32] INFO: task kworker/1:975:6047 blocked for more than 467 seconds. [ 1341.229181][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.229207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.229250][ T32] task:kworker/1:975 state:D stack:0 pid:6047 tgid:6047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.229318][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.229436][ T32] Call trace: [ 1341.229496][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.229587][ T32] r10:82918888 r9:eca7dd84 r8:00000002 r7:60000113 r6:eca7dd8c r5:85706000 [ 1341.229650][ T32] r4:85706000 [ 1341.229701][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.229783][ T32] r5:85706000 r4:82918884 [ 1341.229828][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.229869][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.229917][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 [ 1341.229940][ T32] r4:00000000 [ 1341.230001][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.230042][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.230082][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.230126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5c140 [ 1341.230168][ T32] r4:00000000 [ 1341.230193][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.230264][ T32] r9:83018205 r8:85706000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1341.230308][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.230354][ T32] r5:00001000 r4:eca79000 [ 1341.230384][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.230425][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.230466][ T32] r5:8574d78c r4:8574d400 [ 1341.230486][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.230529][ T32] r7:ddde2d80 r6:83018200 r5:8574d78c r4:8535b200 [ 1341.230591][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.230657][ T32] r10:61c88647 r9:85706000 r8:8535b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.230681][ T32] r4:8535b200 [ 1341.230701][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.230745][ T32] r10:00000000 r9:8535b200 r8:8027f5e8 r7:eca51e60 r6:8535b280 r5:85706000 [ 1341.230767][ T32] r4:00000001 [ 1341.230787][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1341.230905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.231671][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 6 printk messages dropped ** [ 1341.232021][ T32] r5:80000113 r4:80239bb0 [ 1341.232045][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.232091][ T32] r4:82ac11e4 [ 1341.232111][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.252610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.252695][ T32] r4:eaeb9dc0 [ 1341.252721][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.252808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.252855][ T32] r4:00000000 [ 1341.252879][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.252928][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.252949][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.253017][ T32] r5:00001000 r4:ed35d000 [ 1341.253073][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.253138][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.253192][ T32] r5:85a35f8c r4:85a35c00 [ 1341.253214][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.253267][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.253311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.253368][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.253392][ T32] r4:848b5900 [ 1341.253413][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.253470][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.253496][ T32] r4:00000001 [ 1341.253526][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.253568][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.253599][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.253627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.253675][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.253709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.253732][ T32] r4:84bf9700 [ 1341.253756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.253786][ T32] INFO: task kworker/0:477:6048 blocked for more than 467 seconds. [ 1341.253856][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.253884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.253906][ T32] task:kworker/0:477 state:D stack:0 pid:6048 tgid:6048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.253962][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.254007][ T32] Call trace: [ 1341.254038][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.254106][ T32] r10:82918888 r9:eca59d84 r8:00000002 r7:60000113 r6:eca59d8c r5:857b0c00 [ 1341.254134][ T32] r4:857b0c00 [ 1341.254154][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.254193][ T32] r5:857b0c00 r4:82918884 [ 1341.254254][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.254297][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.254341][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca59e08 [ 1341.254391][ T32] r4:00000000 [ 1341.254436][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.254476][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.254515][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.254593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cde00 [ 1341.254620][ T32] r4:00000000 [ 1341.254641][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.254706][ T32] r9:83018005 r8:857b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1341.254731][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.254774][ T32] r5:00001000 r4:eca9d000 [ 1341.254816][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.254861][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.254939][ T32] r5:855ceb8c r4:855ce800 [ 1341.254979][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.255028][ T32] r7:dddced80 r6:83018000 r5:855ceb8c r4:84b75280 [ 1341.255048][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.255093][ T32] r10:61c88647 r9:857b0c00 r8:84b752ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.255116][ T32] r4:84b75280 [ 1341.255135][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.255179][ T32] r10:00000000 r9:84b75280 r8:8027f5e8 r7:ebfc1e60 r6:84b75300 r5:857b0c00 [ 1341.255201][ T32] r4:00000001 [ 1341.255241][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.255280][ T32] Exception stack(0xeca59fb0 to 0xeca59ff8) [ 1341.255307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.255334][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.255366][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.255397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.255440][ T32] r4:853cd800 [ 1341.256169][ T32] INFO: task kworker/0:477:6048 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.256201][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.256283][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.256332][ T32] Call trace: [ 1341.256390][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.256440][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.256499][ T32] r4:00000000 [ 1341.256542][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.256585][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.256634][ T32] 9d20: 9bc89000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.256666][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.256691][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.256714][ T32] r5:80000113 r4:80239bb0 [ 1341.256736][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.256780][ T32] r4:82ac11e4 [ 1341.256800][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.256847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.256869][ T32] r4:eaeb9dc0 [ 1341.256909][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.256979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.257030][ T32] r4:00000000 [ 1341.257052][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.257099][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.257163][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.257231][ T32] r5:00001000 r4:ed35d000 [ 1341.257275][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.257319][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.257558][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.257794][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 4 printk messages dropped ** [ 1341.257994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.258242][ T32] task:kworker/1:976 state:D stack:0 pid:6050 tgid:6050 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.258749][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 ** 5 printk messages dropped ** [ 1341.258975][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.259070][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.259238][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.259427][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1341.259718][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.259897][ T32] r4:84a5c200 ** 1 printk messages dropped ** [ 1341.260351][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.260413][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.260456][ T32] Call trace: [ 1341.260520][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.260567][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.260591][ T32] r4:00000000 [ 1341.260610][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.260673][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.260709][ T32] 9d20: 9bc89000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.260738][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.260764][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.260809][ T32] r5:80000113 r4:80239bb0 [ 1341.260833][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.260893][ T32] r4:82ac11e4 [ 1341.260937][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.260988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.261010][ T32] r4:eaeb9dc0 [ 1341.261030][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.261084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.261110][ T32] r4:00000000 [ 1341.261130][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.261176][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.261232][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.261278][ T32] r5:00001000 r4:ed35d000 [ 1341.261299][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.261338][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.261396][ T32] r5:85a35f8c r4:85a35c00 [ 1341.261435][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.261484][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.261504][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.261550][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.261572][ T32] r4:848b5900 [ 1341.261591][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.261669][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.261694][ T32] r4:00000001 [ 1341.261726][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.261804][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.261833][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.261882][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.261938][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.261970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.261992][ T32] r4:84bf9700 [ 1341.262012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.262050][ T32] INFO: task kworker/1:977:6053 blocked for more than 467 seconds. [ 1341.262080][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.262102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.262145][ T32] task:kworker/1:977 state:D stack:0 pid:6053 tgid:6053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.292630][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.292724][ T32] Call trace: [ 1341.292783][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.292842][ T32] r10:82918888 r9:eca99d84 r8:00000002 r7:60000113 r6:eca99d8c r5:856f2400 [ 1341.292866][ T32] r4:856f2400 [ 1341.292887][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.292940][ T32] r5:856f2400 r4:82918884 [ 1341.292986][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.293030][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.293076][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca99e08 [ 1341.293119][ T32] r4:00000000 [ 1341.293143][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.293181][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.293224][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.293298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5cec0 [ 1341.293324][ T32] r4:00000000 [ 1341.293389][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.293442][ T32] r9:83018205 r8:856f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1341.293465][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.293508][ T32] r5:00001000 r4:e0691000 [ 1341.293561][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.293634][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.293681][ T32] r5:8574e78c r4:8574e400 [ 1341.293702][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.293749][ T32] r7:ddde2d80 r6:83018200 r5:8574e78c r4:8535b400 [ 1341.293770][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.293816][ T32] r10:61c88647 r9:856f2400 r8:8535b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.293838][ T32] r4:8535b400 [ 1341.293858][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.293949][ T32] r10:00000000 r9:8535b400 r8:8027f5e8 r7:eca51e60 r6:8535b480 r5:856f2400 [ 1341.293976][ T32] r4:00000001 [ 1341.294018][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.294081][ T32] Exception stack(0xeca99fb0 to 0xeca99ff8) [ 1341.294112][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.294142][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.294189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.294221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.294243][ T32] r4:84a5c580 [ 1341.295007][ T32] INFO: task kworker/1:977:6053 is blocked on a mutex likely owned by task kworker/1:370:4428. ** 3 printk messages dropped ** [ 1341.295251][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.295299][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.295333][ T32] r4:00000000 [ 1341.295356][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.295425][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.295467][ T32] 9d20: 9c404000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.295496][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.295521][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.295544][ T32] r5:80000113 r4:80239bb0 [ 1341.295565][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.295611][ T32] r4:82ac11e4 [ 1341.295651][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.295704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.295726][ T32] r4:eaeb9dc0 [ 1341.295746][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.295812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.295838][ T32] r4:00000000 [ 1341.295878][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.295928][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.295950][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.295992][ T32] r5:00001000 r4:ed35d000 [ 1341.296054][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.296100][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.296143][ T32] r5:85a35f8c r4:85a35c00 [ 1341.296164][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.296209][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.296229][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.296274][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.296295][ T32] r4:848b5900 [ 1341.296314][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.296388][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.296416][ T32] r4:00000001 [ 1341.296436][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.296494][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.296524][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.296553][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.296580][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.296629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.296663][ T32] r4:84bf9700 [ 1341.296716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.296779][ T32] INFO: task kworker/0:478:6056 blocked for more than 467 seconds. [ 1341.296837][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.296869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.296890][ T32] task:kworker/0:478 state:D stack:0 pid:6056 tgid:6056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.296934][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.297000][ T32] Call trace: [ 1341.297052][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.297099][ T32] r10:82918888 r9:ecab5d84 r8:00000002 r7:60000113 r6:ecab5d8c r5:85708000 [ 1341.297142][ T32] r4:85708000 [ 1341.297227][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.297270][ T32] r5:85708000 r4:82918884 [ 1341.297291][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.297329][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.297378][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab5e08 [ 1341.297411][ T32] r4:00000000 [ 1341.297433][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.297470][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.297510][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.297555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84734440 [ 1341.297578][ T32] r4:00000000 [ 1341.297597][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.297640][ T32] r9:83018005 r8:85708000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1341.297661][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.297702][ T32] r5:00001000 r4:ec817000 [ 1341.297752][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.297816][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.297863][ T32] r5:847e6b8c r4:847e6800 [ 1341.297883][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.297927][ T32] r7:dddced80 r6:83018000 r5:847e6b8c r4:84b75380 [ 1341.297948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.298008][ T32] r10:61c88647 r9:85708000 r8:84b753ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.298053][ T32] r4:84b75380 [ 1341.298075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.298135][ T32] r10:00000000 r9:84b75380 r8:8027f5e8 r7:ebfc1e60 r6:8535b500 r5:85708000 [ 1341.298180][ T32] r4:00000001 [ 1341.298223][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.298281][ T32] Exception stack(0xecab5fb0 to 0xecab5ff8) [ 1341.298311][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.298339][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.298390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.298422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.298467][ T32] r4:853cdd00 [ 1341.298859][ T32] INFO: task kworker/0:478:6056 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.298890][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.298944][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.298987][ T32] Call trace: [ 1341.299039][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.299089][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 3 printk messages dropped ** [ 1341.299228][ T32] 9d20: 9c404000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 6 printk messages dropped ** [ 1341.299539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 3 printk messages dropped ** [ 1341.299678][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.299798][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1341.300040][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 2 printk messages dropped ** [ 1341.300156][ T32] r4:848b5900 ** 2 printk messages dropped ** [ 1341.300244][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.300441][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.300662][ T32] INFO: task kworker/0:479:6057 blocked for more than 467 seconds. ** 1 printk messages dropped ** [ 1341.300725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.300748][ T32] task:kworker/0:479 state:D stack:0 pid:6057 tgid:6057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.300791][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.300855][ T32] Call trace: [ 1341.300888][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.300972][ T32] r10:82918888 r9:ecac1d84 r8:00000002 r7:60000113 r6:ecac1d8c r5:85708c00 [ 1341.300998][ T32] r4:85708c00 [ 1341.301018][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.301077][ T32] r5:85708c00 r4:82918884 [ 1341.301120][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.301195][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.301244][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac1e08 [ 1341.301266][ T32] r4:00000000 [ 1341.301285][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.301321][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.301365][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.301412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cda80 [ 1341.301434][ T32] r4:00000000 [ 1341.301452][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.301495][ T32] r9:83018005 r8:85708c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1341.301516][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.301557][ T32] r5:00001000 r4:ecab9000 [ 1341.301576][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.301634][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.301681][ T32] r5:855cf38c r4:855cf000 [ 1341.301702][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.301747][ T32] r7:dddced80 r6:83018000 r5:855cf38c r4:84b75400 [ 1341.301784][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.301834][ T32] r10:61c88647 r9:85708c00 r8:84b7542c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.301856][ T32] r4:84b75400 [ 1341.301898][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.301946][ T32] r10:00000000 r9:84b75400 r8:8027f5e8 r7:ecab5e60 r6:8535b580 r5:85708c00 [ 1341.301990][ T32] r4:00000001 [ 1341.302011][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.302048][ T32] Exception stack(0xecac1fb0 to 0xecac1ff8) [ 1341.302074][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.302124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.302230][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.324622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.324698][ T32] r4:853cd680 [ 1341.325457][ T32] INFO: task kworker/0:479:6057 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.325516][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.325612][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.325678][ T32] Call trace: [ 1341.325709][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.325761][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.325805][ T32] r4:00000000 [ 1341.325869][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.325914][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.325944][ T32] 9d20: 9c85c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.325973][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.325999][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.326044][ T32] r5:80000113 r4:80239bb0 [ 1341.326069][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.326156][ T32] r4:82ac11e4 [ 1341.326202][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.326254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.326276][ T32] r4:eaeb9dc0 [ 1341.326297][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.326366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.326393][ T32] r4:00000000 [ 1341.326414][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.326462][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.326495][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.326541][ T32] r5:00001000 r4:ed35d000 [ 1341.326597][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.326641][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.326685][ T32] r5:85a35f8c r4:85a35c00 [ 1341.326747][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.326822][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.326869][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.326918][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.326941][ T32] r4:848b5900 [ 1341.326961][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.327007][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.327029][ T32] r4:00000001 [ 1341.327048][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.327084][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.327109][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.327137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.327184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.327231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.327277][ T32] r4:84bf9700 [ 1341.327321][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1341.327418][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1341.327784][ T32] r10:82918888 r9:ecac9d84 r8:00000002 r7:60000113 r6:ecac9d8c r5:8570a400 ** 6 printk messages dropped ** [ 1341.328064][ T32] r4:00000000 [ 1341.328127][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.328169][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.328220][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.328278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cd180 [ 1341.328302][ T32] r4:00000000 [ 1341.328322][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.328393][ T32] r9:83018005 r8:8570a400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1341.328419][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.328483][ T32] r5:00001000 r4:eb44b000 [ 1341.328533][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.328577][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.328619][ T32] r5:855cff8c r4:855cfc00 [ 1341.328639][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.328704][ T32] r7:dddced80 r6:83018000 r5:855cff8c r4:84b75480 [ 1341.328728][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.328795][ T32] r10:61c88647 r9:8570a400 r8:84b754ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.328837][ T32] r4:84b75480 [ 1341.328882][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.328951][ T32] r10:00000000 r9:84b75480 r8:8027f5e8 r7:ecab5e60 r6:8535b600 r5:8570a400 [ 1341.328977][ T32] r4:00000001 [ 1341.328997][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.329035][ T32] Exception stack(0xecac9fb0 to 0xecac9ff8) [ 1341.329082][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.329114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.329141][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.329182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.329206][ T32] r4:853cda40 [ 1341.329579][ T32] INFO: task kworker/0:480:6058 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.329634][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.329694][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.329738][ T32] Call trace: [ 1341.329781][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.329829][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.329852][ T32] r4:00000000 [ 1341.329872][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.329910][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.329938][ T32] 9d20: 9c85c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.329987][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.330017][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.330061][ T32] r5:80000113 r4:80239bb0 [ 1341.330107][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.330175][ T32] r4:82ac11e4 [ 1341.330198][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.330248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.330270][ T32] r4:eaeb9dc0 [ 1341.330290][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.330335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.330356][ T32] r4:00000000 [ 1341.330383][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.330450][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.330497][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.330545][ T32] r5:00001000 r4:ed35d000 [ 1341.330608][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.330655][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.330699][ T32] r5:85a35f8c r4:85a35c00 [ 1341.330720][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.330787][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.330831][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.330882][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.330926][ T32] r4:848b5900 [ 1341.330948][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.331018][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.331046][ T32] r4:00000001 [ 1341.331113][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.331383][ T32] r4:84bf9700 ** 5 printk messages dropped ** [ 1341.331594][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.331898][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.351179][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.351434][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.351673][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.352007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.357700][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.357870][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1341.358259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 6 printk messages dropped ** [ 1341.358514][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.358571][ T32] r5:85a35f8c r4:85a35c00 [ 1341.358594][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.358641][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.358663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.358708][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.358731][ T32] r4:848b5900 [ 1341.358751][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.358818][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.358845][ T32] r4:00000001 [ 1341.358875][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.358936][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.358965][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.358993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.359019][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.359047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.359089][ T32] r4:84bf9700 [ 1341.359135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.359167][ T32] INFO: task kworker/1:979:6062 blocked for more than 467 seconds. [ 1341.359200][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.359224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.359244][ T32] task:kworker/1:979 state:D stack:0 pid:6062 tgid:6062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.359308][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.359353][ T32] Call trace: [ 1341.359409][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.359457][ T32] r10:82918888 r9:ebfa1d84 r8:00000002 r7:60000113 r6:ebfa1d8c r5:85709800 [ 1341.359480][ T32] r4:85709800 [ 1341.359501][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.359540][ T32] r5:85709800 r4:82918884 [ 1341.359607][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.359649][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.359694][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfa1e08 [ 1341.359716][ T32] r4:00000000 [ 1341.359752][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.359792][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.359831][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.359875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853be040 [ 1341.359917][ T32] r4:00000000 [ 1341.359959][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.360007][ T32] r9:83018205 r8:85709800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1341.360028][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.360071][ T32] r5:00001000 r4:eb699000 [ 1341.360111][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.360154][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.360196][ T32] r5:8574ef8c r4:8574ec00 [ 1341.360236][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.360284][ T32] r7:ddde2d80 r6:83018200 r5:8574ef8c r4:8535b780 [ 1341.360306][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.360402][ T32] r10:61c88647 r9:85709800 r8:8535b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.360430][ T32] r4:8535b780 [ 1341.360450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.360516][ T32] r10:00000000 r9:8535b780 r8:8027f5e8 r7:eca99e60 r6:8535b800 r5:85709800 [ 1341.360563][ T32] r4:00000001 [ 1341.360606][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.360665][ T32] Exception stack(0xebfa1fb0 to 0xebfa1ff8) [ 1341.360716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.360768][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.360798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.360828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.360850][ T32] r4:84a5ccc0 [ 1341.361298][ T32] INFO: task kworker/1:979:6062 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.361331][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.361443][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.361510][ T32] Call trace: [ 1341.361565][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.361631][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.361657][ T32] r4:00000000 [ 1341.361678][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.361733][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.361764][ T32] 9d20: 9cce6000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.361813][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.361841][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.361864][ T32] r5:80000113 r4:80239bb0 [ 1341.361906][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.361977][ T32] r4:82ac11e4 [ 1341.362022][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1341.379197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 7 printk messages dropped ** [ 1341.379589][ T32] r5:85a35f8c r4:85a35c00 ** 6 printk messages dropped ** [ 1341.379895][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 9 printk messages dropped ** [ 1341.380219][ T32] INFO: task kworker/1:980:6065 blocked for more than 467 seconds. ** 5 printk messages dropped ** [ 1341.380659][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1341.381013][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad5e08 ** 5 printk messages dropped ** [ 1341.381324][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.381600][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.381646][ T32] r5:8574eb8c r4:8574e800 [ 1341.381743][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1341.381995][ T32] r10:00000000 r9:8535b880 r8:8027f5e8 r7:ebfa1e60 r6:8535b900 r5:8570c800 ** 9 printk messages dropped ** [ 1341.393607][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.393990][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.394015][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.394038][ T32] r5:80000113 r4:80239bb0 [ 1341.394058][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.394104][ T32] r4:82ac11e4 [ 1341.394124][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.394171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.394193][ T32] r4:eaeb9dc0 [ 1341.394212][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.394267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.394292][ T32] r4:00000000 [ 1341.394322][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.394378][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.394402][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.394445][ T32] r5:00001000 r4:ed35d000 [ 1341.394492][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.394536][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.394598][ T32] r5:85a35f8c r4:85a35c00 [ 1341.394637][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.394688][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.394722][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.394772][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.394794][ T32] r4:848b5900 [ 1341.394814][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.394861][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.394884][ T32] r4:00000001 [ 1341.394944][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.394985][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.395033][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.395085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.395116][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.395145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.395167][ T32] r4:84bf9700 [ 1341.395208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.395239][ T32] INFO: task kworker/1:981:6068 blocked for more than 467 seconds. [ 1341.395272][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.395317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.395341][ T32] task:kworker/1:981 state:D stack:0 pid:6068 tgid:6068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.395392][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.395433][ T32] Call trace: [ 1341.395462][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.395505][ T32] r10:82918888 r9:ecaddd84 r8:00000002 r7:60000013 r6:ecaddd8c r5:8570e000 [ 1341.395548][ T32] r4:8570e000 [ 1341.395571][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.395611][ T32] r5:8570e000 r4:82918884 [ 1341.395631][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.395670][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.395714][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecadde08 [ 1341.395736][ T32] r4:00000000 [ 1341.395788][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.395828][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.395872][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.395939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853be800 [ 1341.395966][ T32] r4:00000000 [ 1341.396006][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.396074][ T32] r9:83018205 r8:8570e000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1341.396099][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.396142][ T32] r5:00001000 r4:eb833000 [ 1341.396184][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.396229][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.396273][ T32] r5:8574fb8c r4:8574f800 [ 1341.396314][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.396382][ T32] r7:ddde2d80 r6:83018200 r5:8574fb8c r4:8535b980 [ 1341.396421][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.396470][ T32] r10:61c88647 r9:8570e000 r8:8535b9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.396493][ T32] r4:8535b980 [ 1341.396529][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.396604][ T32] r10:00000000 r9:8535b980 r8:8027f5e8 r7:ebfa1e60 r6:8535ba00 r5:8570e000 [ 1341.396630][ T32] r4:00000001 [ 1341.396670][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.396709][ T32] Exception stack(0xecaddfb0 to 0xecaddff8) [ 1341.396758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.396790][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.396837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.396869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.396914][ T32] r4:853be180 [ 1341.397480][ T32] INFO: task kworker/1:981:6068 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.397552][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.397617][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.397730][ T32] Call trace: [ 1341.397764][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.397812][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.397835][ T32] r4:00000000 [ 1341.397855][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.397892][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.397939][ T32] 9d20: 9d42d000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.397972][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.398018][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.398045][ T32] r5:80000113 r4:80239bb0 [ 1341.398066][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.398114][ T32] r4:82ac11e4 [ 1341.398136][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.398184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.398206][ T32] r4:eaeb9dc0 [ 1341.398247][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.398297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.398321][ T32] r4:00000000 [ 1341.398341][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.398393][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.398415][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.398456][ T32] r5:00001000 r4:ed35d000 [ 1341.398476][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.398516][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.398574][ T32] r5:85a35f8c r4:85a35c00 [ 1341.398596][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.398666][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.398700][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.398750][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.398813][ T32] r4:848b5900 [ 1341.398836][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.398883][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.398905][ T32] r4:00000001 [ 1341.398945][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.398985][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.399012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.399039][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.399065][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.399093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.399116][ T32] r4:84bf9700 ** 1 printk messages dropped ** [ 1341.399180][ T32] INFO: task kworker/0:481:6070 blocked for more than 467 seconds. ** 3 printk messages dropped ** [ 1341.399346][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.399670][ T32] r5:8570d400 r4:82918884 [ 1341.399713][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.399754][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.399799][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae1e08 [ 1341.399822][ T32] r4:00000000 [ 1341.399841][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.399878][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.399915][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.399959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e98c0 [ 1341.399980][ T32] r4:00000000 [ 1341.400022][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.400092][ T32] r9:83018005 r8:8570d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1341.400116][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.400199][ T32] r5:00001000 r4:ecb7b000 [ 1341.400223][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.400296][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.400374][ T32] r5:855cfb8c r4:855cf800 [ 1341.400417][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.400466][ T32] r7:dddced80 r6:83018000 r5:855cfb8c r4:84b75500 [ 1341.400487][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.400533][ T32] r10:61c88647 r9:8570d400 r8:84b7552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.400556][ T32] r4:84b75500 [ 1341.400575][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.400619][ T32] r10:00000000 r9:84b75500 r8:8027f5e8 r7:ecab5e60 r6:8535ba80 r5:8570d400 [ 1341.400693][ T32] r4:00000001 [ 1341.400716][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.400752][ T32] Exception stack(0xecae1fb0 to 0xecae1ff8) [ 1341.400799][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.400831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.400857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.400913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.400938][ T32] r4:853cd480 [ 1341.401295][ T32] INFO: task kworker/0:481:6070 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.401325][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.401450][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.401522][ T32] Call trace: [ 1341.401578][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.401645][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.401672][ T32] r4:00000000 [ 1341.401692][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.401752][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.401783][ T32] 9d20: 9d42d000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.401811][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.401836][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.401859][ T32] r5:80000113 r4:80239bb0 [ 1341.401879][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.401922][ T32] r4:82ac11e4 [ 1341.401942][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.402010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.402044][ T32] r4:eaeb9dc0 [ 1341.402066][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.402112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.402167][ T32] r4:00000000 [ 1341.402199][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.420761][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.420842][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1341.420961][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.421212][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1341.421384][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.421552][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.421810][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1341.434636][ T32] r10:82918888 r9:ecad9d84 r8:00000002 r7:60000113 r6:ecad9d8c r5:8570ec00 ** 4 printk messages dropped ** [ 1341.435173][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1341.435551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853be300 ** 7 printk messages dropped ** [ 1341.436050][ T32] r5:8574e38c r4:8574e000 [ 1341.436081][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.436142][ T32] r7:ddde2d80 r6:83018200 r5:8574e38c r4:8535bb00 ** 1 printk messages dropped ** [ 1341.436231][ T32] r10:61c88647 r9:8570ec00 r8:8535bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1341.436540][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.436687][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.436881][ T32] r4:853be440 [ 1341.437667][ T32] INFO: task kworker/1:982:6072 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.437703][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.437828][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.437931][ T32] Call trace: [ 1341.437965][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.438013][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.438036][ T32] r4:00000000 [ 1341.438056][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.438093][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.438143][ T32] 9d20: 9dcd5000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.438265][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.438294][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.438337][ T32] r5:80000113 r4:80239bb0 [ 1341.438361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.438437][ T32] r4:82ac11e4 [ 1341.438539][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.438634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.438660][ T32] r4:eaeb9dc0 [ 1341.438681][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.438728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.438752][ T32] r4:00000000 [ 1341.438774][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.438822][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.439100][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.439173][ T32] r5:00001000 r4:ed35d000 [ 1341.439204][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.439247][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.439290][ T32] r5:85a35f8c r4:85a35c00 [ 1341.439315][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.439363][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.439384][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.439436][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.439485][ T32] r4:848b5900 [ 1341.439509][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.439557][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.439580][ T32] r4:00000001 [ 1341.439655][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.439695][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.439847][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.439880][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.439909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.439938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.439960][ T32] r4:84bf9700 [ 1341.439982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.440012][ T32] INFO: task kworker/1:983:6073 blocked for more than 467 seconds. [ 1341.440046][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.440122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.440148][ T32] task:kworker/1:983 state:D stack:0 pid:6073 tgid:6073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.440223][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.440266][ T32] Call trace: [ 1341.440295][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.440396][ T32] r10:82918888 r9:ecae5d84 r8:00000002 r7:60000113 r6:ecae5d8c r5:8570bc00 [ 1341.440428][ T32] r4:8570bc00 [ 1341.440453][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1341.440598][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae5e08 ** 5 printk messages dropped ** [ 1341.440858][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.441089][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.441214][ T32] r5:8574f78c r4:8574f400 [ 1341.441339][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.441390][ T32] r7:ddde2d80 r6:83018200 r5:8574f78c r4:8535bc00 [ 1341.441429][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.441478][ T32] r10:61c88647 r9:8570bc00 r8:8535bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.441636][ T32] r4:8535bc00 ** 1 printk messages dropped ** [ 1341.441707][ T32] r10:00000000 r9:8535bc00 r8:8027f5e8 r7:ecadde60 r6:8535bc80 r5:8570bc00 ** 7 printk messages dropped ** [ 1341.462814][ T32] r4:853be2c0 ** 2 printk messages dropped ** [ 1341.463794][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.464073][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.464217][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 3 printk messages dropped ** [ 1341.464351][ T32] r5:80000113 r4:80239bb0 ** 3 printk messages dropped ** [ 1341.464513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 3 printk messages dropped ** [ 1341.464826][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.465074][ T32] r5:00001000 r4:ed35d000 ** 3 printk messages dropped ** [ 1341.465225][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1341.465493][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 3 printk messages dropped ** [ 1341.465752][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.465892][ T32] r4:84bf9700 ** 1 printk messages dropped ** [ 1341.465941][ T32] INFO: task kworker/1:984:6075 blocked for more than 467 seconds. [ 1341.466024][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.466153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.466178][ T32] task:kworker/1:984 state:D stack:0 pid:6075 tgid:6075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.466223][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.466287][ T32] Call trace: [ 1341.466321][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.466367][ T32] r10:82918888 r9:eca8dd84 r8:00000002 r7:60000113 r6:eca8dd8c r5:85703000 [ 1341.466514][ T32] r4:85703000 [ 1341.466607][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.466680][ T32] r5:85703000 r4:82918884 [ 1341.466706][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.466820][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.466997][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca8de08 [ 1341.467080][ T32] r4:00000000 [ 1341.467132][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.467173][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.467213][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.467257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853beb40 [ 1341.467280][ T32] r4:00000000 [ 1341.467348][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.467413][ T32] r9:83018205 r8:85703000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1341.467440][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.467483][ T32] r5:00001000 r4:ebb6d000 [ 1341.467690][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.467748][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.467933][ T32] r5:8574ff8c r4:8574fc00 [ 1341.467957][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.468003][ T32] r7:ddde2d80 r6:83018200 r5:8574ff8c r4:8535bd00 [ 1341.468045][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.468171][ T32] r10:61c88647 r9:85703000 r8:8535bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.468199][ T32] r4:8535bd00 [ 1341.468221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.468268][ T32] r10:00000000 r9:8535bd00 r8:8027f5e8 r7:ecadde60 r6:8535bd80 r5:85703000 [ 1341.468290][ T32] r4:00000001 [ 1341.468332][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.468370][ T32] Exception stack(0xeca8dfb0 to 0xeca8dff8) [ 1341.468397][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.468436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.468464][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.468527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.468554][ T32] r4:853be640 [ 1341.468962][ T32] INFO: task kworker/1:984:6075 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.469061][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.469221][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.469266][ T32] Call trace: [ 1341.469296][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.469365][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.469392][ T32] r4:00000000 [ 1341.469417][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.469481][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.469513][ T32] 9d20: 9dfe4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.469542][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.469567][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.469593][ T32] r5:80000113 r4:80239bb0 [ 1341.469614][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.469680][ T32] r4:82ac11e4 [ 1341.469704][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.469779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.469830][ T32] r4:eaeb9dc0 [ 1341.469926][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.469995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.470023][ T32] r4:00000000 [ 1341.470144][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.470198][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.470261][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.470309][ T32] r5:00001000 r4:ed35d000 [ 1341.470330][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.470387][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.470439][ T32] r5:85a35f8c r4:85a35c00 [ 1341.470511][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.470596][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.470636][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.470686][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.470709][ T32] r4:848b5900 [ 1341.470728][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.470774][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.470799][ T32] r4:00000001 [ 1341.470818][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.470904][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.471020][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.471052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.471079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.471110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.471133][ T32] r4:84bf9700 [ 1341.471153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.471234][ T32] INFO: task kworker/1:985:6078 blocked for more than 467 seconds. [ 1341.471264][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.471287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.471333][ T32] task:kworker/1:985 state:D stack:0 pid:6078 tgid:6078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.471451][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.471676][ T32] Call trace: [ 1341.471711][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.471789][ T32] r10:82918888 r9:eca69d84 r8:00000002 r7:60000013 r6:eca69d8c r5:85706c00 [ 1341.471908][ T32] r4:85706c00 [ 1341.471947][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.472133][ T32] r5:85706c00 r4:82918884 [ 1341.472242][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.472373][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.494517][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca69e08 [ 1341.494593][ T32] r4:00000000 [ 1341.494618][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.494716][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.494767][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.494842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853be940 [ 1341.494868][ T32] r4:00000000 [ 1341.494889][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.494957][ T32] r9:83018205 r8:85706c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1341.494983][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.495078][ T32] r5:00001000 r4:eb9e7000 [ 1341.495102][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.495222][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.495287][ T32] r5:8574f38c r4:8574f000 [ 1341.495311][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.495413][ T32] r7:ddde2d80 r6:83018200 r5:8574f38c r4:8535be00 [ 1341.495447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.495624][ T32] r10:61c88647 r9:85706c00 r8:8535be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.495655][ T32] r4:8535be00 [ 1341.495678][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.495726][ T32] r10:00000000 r9:8535be00 r8:8027f5e8 r7:eca8de60 r6:8535be80 r5:85706c00 [ 1341.495749][ T32] r4:00000001 [ 1341.495907][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.495956][ T32] Exception stack(0xeca69fb0 to 0xeca69ff8) [ 1341.495987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.496017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.496044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.496073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1341.496852][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.497494][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.497858][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.498123][ T32] r5:85a35f8c r4:85a35c00 ** 6 printk messages dropped ** [ 1341.498497][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 7 printk messages dropped ** [ 1341.498780][ T32] r4:84bf9700 [ 1341.498839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.498894][ T32] INFO: task kworker/1:986:6079 blocked for more than 467 seconds. [ 1341.498932][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.499018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.499043][ T32] task:kworker/1:986 state:D stack:0 pid:6079 tgid:6079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.499153][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.499198][ T32] Call trace: [ 1341.499298][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.499344][ T32] r10:82918888 r9:ecae9d84 r8:00000002 r7:60000113 r6:ecae9d8c r5:85710000 [ 1341.499398][ T32] r4:85710000 [ 1341.499427][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.499517][ T32] r5:85710000 r4:82918884 [ 1341.499541][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.499632][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.499680][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae9e08 [ 1341.499754][ T32] r4:00000000 [ 1341.499777][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.499815][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.499853][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.499972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bec80 [ 1341.500182][ T32] r4:00000000 [ 1341.500293][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.500362][ T32] r9:83018205 r8:85710000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1341.500400][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.500512][ T32] r5:00001000 r4:ebbc3000 [ 1341.500540][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.500633][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.500679][ T32] r5:8575838c r4:85758000 [ 1341.500725][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.500775][ T32] r7:ddde2d80 r6:83018200 r5:8575838c r4:8535bf00 [ 1341.500845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.500988][ T32] r10:61c88647 r9:85710000 r8:8535bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.501198][ T32] r4:8535bf00 [ 1341.501269][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.501319][ T32] r10:00000000 r9:8535bf00 r8:8027f5e8 r7:eca8de60 r6:8535bf80 r5:85710000 [ 1341.501342][ T32] r4:00000001 [ 1341.501362][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.501396][ T32] Exception stack(0xecae9fb0 to 0xecae9ff8) [ 1341.501428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.501458][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.501508][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.501632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.501657][ T32] r4:853be640 [ 1341.502031][ T32] INFO: task kworker/1:986:6079 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.502235][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.520402][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.520481][ T32] Call trace: [ 1341.520545][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.520601][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.520626][ T32] r4:00000000 [ 1341.520731][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.520829][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.520864][ T32] 9d20: 9e46a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.520895][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.520945][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.520972][ T32] r5:80000113 r4:80239bb0 [ 1341.520994][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.521042][ T32] r4:82ac11e4 [ 1341.521278][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.521391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.521423][ T32] r4:eaeb9dc0 [ 1341.521444][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.521516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.521542][ T32] r4:00000000 [ 1341.521636][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.521760][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.521785][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.521882][ T32] r5:00001000 r4:ed35d000 [ 1341.521906][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.522108][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.522208][ T32] r5:85a35f8c r4:85a35c00 [ 1341.522286][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.532910][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.532951][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.533042][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.533099][ T32] r4:848b5900 [ 1341.533123][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.533175][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.533204][ T32] r4:00000001 [ 1341.533223][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.533260][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.533364][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.533398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.533431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.533534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.533566][ T32] r4:84bf9700 [ 1341.533605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.533649][ T32] INFO: task kworker/1:987:6081 blocked for more than 468 seconds. [ 1341.533683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.533709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.533730][ T32] task:kworker/1:987 state:D stack:0 pid:6081 tgid:6081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.533887][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.533936][ T32] Call trace: [ 1341.533995][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.534044][ T32] r10:82918888 r9:ecaedd84 r8:00000002 r7:60000113 r6:ecaedd8c r5:85710c00 [ 1341.534068][ T32] r4:85710c00 [ 1341.534180][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.534224][ T32] r5:85710c00 r4:82918884 [ 1341.534246][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.534309][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.534362][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaede08 [ 1341.534386][ T32] r4:00000000 [ 1341.534406][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.534518][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.534583][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.534631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bedc0 [ 1341.534654][ T32] r4:00000000 [ 1341.534674][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.534721][ T32] r9:83018205 r8:85710c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.534744][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.534785][ T32] r5:00001000 r4:ebd31000 [ 1341.534903][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.534948][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.534993][ T32] r5:8575878c r4:85758400 [ 1341.535025][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.535133][ T32] r7:ddde2d80 r6:83018200 r5:8575878c r4:8472f000 [ 1341.535159][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.535219][ T32] r10:61c88647 r9:85710c00 r8:8472f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.535327][ T32] r4:8472f000 [ 1341.535350][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.535486][ T32] r10:00000000 r9:8472f000 r8:8027f5e8 r7:ecae9e60 r6:8472f080 r5:85710c00 [ 1341.535520][ T32] r4:00000001 [ 1341.535541][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.535578][ T32] Exception stack(0xecaedfb0 to 0xecaedff8) [ 1341.535613][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.535641][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.535728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.535844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.535944][ T32] r4:853beb00 [ 1341.536647][ T32] INFO: task kworker/1:987:6081 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.536680][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.537095][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.537154][ T32] Call trace: [ 1341.537261][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.537313][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.537361][ T32] r4:00000000 [ 1341.537385][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.537429][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.537505][ T32] 9d20: 9e62c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.537563][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.537593][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.537619][ T32] r5:80000113 r4:80239bb0 [ 1341.537640][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.537702][ T32] r4:82ac11e4 [ 1341.537733][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.537784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.537806][ T32] r4:eaeb9dc0 [ 1341.537825][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.537870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.537893][ T32] r4:00000000 [ 1341.537913][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.538079][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.538150][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.538202][ T32] r5:00001000 r4:ed35d000 [ 1341.538224][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.538263][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.538337][ T32] r5:85a35f8c r4:85a35c00 [ 1341.538398][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.538507][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.538536][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.538626][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.538664][ T32] r4:848b5900 [ 1341.538689][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.538741][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.538766][ T32] r4:00000001 [ 1341.538825][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.538865][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.538892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.538922][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.539022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.539228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.539254][ T32] r4:84bf9700 [ 1341.539275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.539301][ T32] INFO: task kworker/1:988:6084 blocked for more than 468 seconds. [ 1341.539328][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.539351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.539370][ T32] task:kworker/1:988 state:D stack:0 pid:6084 tgid:6084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.539521][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.539566][ T32] Call trace: [ 1341.539689][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.539747][ T32] r10:82918888 r9:ecaf1d84 r8:00000002 r7:60000113 r6:ecaf1d8c r5:85711800 [ 1341.539789][ T32] r4:85711800 [ 1341.539812][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.539926][ T32] r5:85711800 r4:82918884 [ 1341.539949][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.540015][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.540064][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 [ 1341.540088][ T32] r4:00000000 [ 1341.540108][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.540221][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.540412][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.540463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5c900 [ 1341.540525][ T32] r4:00000000 [ 1341.540548][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.540594][ T32] r9:83018205 r8:85711800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1341.540618][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.540659][ T32] r5:00001000 r4:ebd99000 [ 1341.540680][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.540718][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.540760][ T32] r5:85758b8c r4:85758800 [ 1341.540779][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.540827][ T32] r7:ddde2d80 r6:83018200 r5:85758b8c r4:8472f100 [ 1341.540849][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.541149][ T32] r10:61c88647 r9:85711800 r8:8472f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.541175][ T32] r4:8472f100 [ 1341.541195][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.541240][ T32] r10:00000000 r9:8472f100 r8:8027f5e8 r7:ecaede60 r6:8472f180 r5:85711800 [ 1341.541262][ T32] r4:00000001 [ 1341.541297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.541337][ T32] Exception stack(0xecaf1fb0 to 0xecaf1ff8) [ 1341.541387][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.541425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.541452][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.541530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.541557][ T32] r4:853beb00 [ 1341.541964][ T32] INFO: task kworker/1:988:6084 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.542085][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.542144][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.561048][ T32] Call trace: ** 2 printk messages dropped ** [ 1341.561325][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.561597][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1341.561863][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.574851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 8 printk messages dropped ** [ 1341.575306][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.575488][ T32] r4:848b5900 ** 1 printk messages dropped ** [ 1341.575615][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 4 printk messages dropped ** [ 1341.575856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.576209][ T32] task:kworker/1:989 state:D stack:0 pid:6085 tgid:6085 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.576799][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf5e08 ** 3 printk messages dropped ** [ 1341.577024][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1341.577388][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.577481][ T32] r5:85758f8c r4:85758c00 ** 1 printk messages dropped ** [ 1341.577549][ T32] r7:ddde2d80 r6:83018200 r5:85758f8c r4:8472f200 ** 1 printk messages dropped ** [ 1341.577631][ T32] r10:61c88647 r9:85712400 r8:8472f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.577685][ T32] r4:8472f200 [ 1341.577744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.577840][ T32] r10:00000000 r9:8472f200 r8:8027f5e8 r7:ecaf1e60 r6:8472f280 r5:85712400 [ 1341.577905][ T32] r4:00000001 [ 1341.577953][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.578025][ T32] Exception stack(0xecaf5fb0 to 0xecaf5ff8) [ 1341.578083][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.578213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.578244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.578274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.578321][ T32] r4:853bee00 [ 1341.579050][ T32] INFO: task kworker/1:989:6085 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.579085][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.579225][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.579273][ T32] Call trace: [ 1341.579302][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.579347][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.579370][ T32] r4:00000000 [ 1341.579412][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.579506][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.579546][ T32] 9d20: 9eaab000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.579583][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.579607][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.579632][ T32] r5:80000113 r4:80239bb0 [ 1341.579652][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.579698][ T32] r4:82ac11e4 [ 1341.579718][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.579767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.579801][ T32] r4:eaeb9dc0 [ 1341.579845][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.579996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.580023][ T32] r4:00000000 [ 1341.580042][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.580089][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.580109][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.580179][ T32] r5:00001000 r4:ed35d000 [ 1341.580209][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.580306][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.580451][ T32] r5:85a35f8c r4:85a35c00 [ 1341.580477][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.580526][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.580546][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.580634][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.580660][ T32] r4:848b5900 [ 1341.580680][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.580727][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.580749][ T32] r4:00000001 [ 1341.580770][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.580879][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.580909][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.580938][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.580964][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.581087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.581112][ T32] r4:84bf9700 [ 1341.581153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.581181][ T32] INFO: task kworker/1:990:6088 blocked for more than 468 seconds. [ 1341.581207][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.581230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.581252][ T32] task:kworker/1:990 state:D stack:0 pid:6088 tgid:6088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.581294][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.581387][ T32] Call trace: [ 1341.581424][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.581471][ T32] r10:82918888 r9:ecafdd84 r8:00000002 r7:60000113 r6:ecafdd8c r5:85713000 ** 2 printk messages dropped ** [ 1341.581589][ T32] r5:85713000 r4:82918884 ** 5 printk messages dropped ** [ 1341.581888][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.605965][ T32] r5:8575978c r4:85759400 [ 1341.606116][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.606190][ T32] r7:ddde2d80 r6:83018200 r5:8575978c r4:8472f300 [ 1341.606214][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.606263][ T32] r10:61c88647 r9:85713000 r8:8472f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1341.606454][ T32] r4:00000001 [ 1341.606477][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.606661][ T32] Exception stack(0xecafdfb0 to 0xecafdff8) [ 1341.606697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.606727][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.606753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.606782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.606804][ T32] r4:84a5c780 [ 1341.607559][ T32] INFO: task kworker/1:990:6088 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.607707][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.607780][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.607859][ T32] Call trace: [ 1341.608087][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.608144][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.608169][ T32] r4:00000000 [ 1341.608189][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.608229][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.608257][ T32] 9d20: 9edc9000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.608286][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.608311][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.608466][ T32] r5:80000113 r4:80239bb0 [ 1341.608517][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.608618][ T32] r4:82ac11e4 [ 1341.608658][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.608711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.608734][ T32] r4:eaeb9dc0 [ 1341.608754][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.608800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.608822][ T32] r4:00000000 [ 1341.608842][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.608888][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.609034][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.609082][ T32] r5:00001000 r4:ed35d000 [ 1341.609104][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.609144][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.609185][ T32] r5:85a35f8c r4:85a35c00 [ 1341.609205][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.609402][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.609431][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.609481][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.609555][ T32] r4:848b5900 [ 1341.609578][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.609626][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.609651][ T32] r4:00000001 [ 1341.609670][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.609730][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.609761][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.609790][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.609842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.609874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.609896][ T32] r4:84bf9700 [ 1341.609919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.609946][ T32] INFO: task kworker/1:991:6089 blocked for more than 468 seconds. [ 1341.609978][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.610003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.610122][ T32] task:kworker/1:991 state:D stack:0 pid:6089 tgid:6089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.610221][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.610267][ T32] Call trace: [ 1341.610315][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.610363][ T32] r10:82918888 r9:ecb01d84 r8:00000002 r7:60000113 r6:ecb01d8c r5:85714800 [ 1341.610415][ T32] r4:85714800 [ 1341.610440][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.610481][ T32] r5:85714800 r4:82918884 [ 1341.610501][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.610538][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.610636][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb01e08 [ 1341.610663][ T32] r4:00000000 [ 1341.610684][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.610721][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.610767][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.610813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521b7c0 [ 1341.610835][ T32] r4:00000000 [ 1341.610854][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.610923][ T32] r9:83018205 r8:85714800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.610950][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.610995][ T32] r5:00001000 r4:ebf89000 [ 1341.611137][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.611181][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.611510][ T32] r5:8575a38c r4:8575a000 [ 1341.611568][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.611619][ T32] r7:ddde2d80 r6:83018200 r5:8575a38c r4:8472f400 [ 1341.611641][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.611783][ T32] r10:61c88647 r9:85714800 r8:8472f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.611810][ T32] r4:8472f400 [ 1341.611831][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.611876][ T32] r10:00000000 r9:8472f400 r8:8027f5e8 r7:ecafde60 r6:8472f480 r5:85714800 [ 1341.611922][ T32] r4:00000001 [ 1341.611949][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.612049][ T32] Exception stack(0xecb01fb0 to 0xecb01ff8) [ 1341.612144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.612236][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.612266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.612296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.612318][ T32] r4:84a5c780 [ 1341.633115][ T32] INFO: task kworker/1:991:6089 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.633227][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.633351][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.633425][ T32] Call trace: [ 1341.633499][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.633667][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.633775][ T32] r4:00000000 [ 1341.633842][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.633889][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.633921][ T32] 9d20: 9f111000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.633951][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.633977][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.634003][ T32] r5:80000113 r4:80239bb0 [ 1341.634049][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.634103][ T32] r4:82ac11e4 [ 1341.634125][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.634175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.634197][ T32] r4:eaeb9dc0 [ 1341.634217][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.634262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.634313][ T32] r4:00000000 [ 1341.634354][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.634447][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.634508][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.634634][ T32] r5:00001000 r4:ed35d000 [ 1341.634684][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.634731][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.634775][ T32] r5:85a35f8c r4:85a35c00 [ 1341.634845][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.634899][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 1 printk messages dropped ** [ 1341.635018][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.635374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.635952][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.636403][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf9e08 [ 1341.636518][ T32] r4:00000000 [ 1341.636542][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.636606][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.636650][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.636694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521b340 [ 1341.636717][ T32] r4:00000000 [ 1341.636784][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.636832][ T32] r9:83018205 r8:85715400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1341.636879][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.636925][ T32] r5:00001000 r4:ebdf9000 [ 1341.636946][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.636986][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.637028][ T32] r5:85759b8c r4:85759800 [ 1341.637047][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.637093][ T32] r7:ddde2d80 r6:83018200 r5:85759b8c r4:8472f500 [ 1341.637141][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.637214][ T32] r10:61c88647 r9:85715400 r8:8472f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.637253][ T32] r4:8472f500 [ 1341.637280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.637332][ T32] r10:00000000 r9:8472f500 r8:8027f5e8 r7:ecb01e60 r6:8472f580 r5:85715400 [ 1341.637357][ T32] r4:00000001 [ 1341.637388][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.637432][ T32] Exception stack(0xecaf9fb0 to 0xecaf9ff8) [ 1341.637460][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.637562][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.637593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.637649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.637676][ T32] r4:8521b1c0 [ 1341.638089][ T32] INFO: task kworker/1:992:6091 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.638121][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.638247][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.638345][ T32] Call trace: [ 1341.638375][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.638503][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.638533][ T32] r4:00000000 [ 1341.638655][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.638953][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.638986][ T32] 9d20: 9f111000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.639042][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.639072][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.639213][ T32] r5:80000113 r4:80239bb0 [ 1341.639303][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.639351][ T32] r4:82ac11e4 [ 1341.639386][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.639445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.639496][ T32] r4:eaeb9dc0 [ 1341.639520][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.639566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.639588][ T32] r4:00000000 [ 1341.639645][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.639696][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.639719][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.639762][ T32] r5:00001000 r4:ed35d000 [ 1341.639783][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.639822][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.639864][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1341.640050][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1341.640467][ T32] r4:84bf9700 ** 5 printk messages dropped ** [ 1341.640697][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.640935][ T32] r5:85716000 r4:82918884 ** 3 printk messages dropped ** [ 1341.641148][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.641323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521b480 ** 7 printk messages dropped ** [ 1341.641612][ T32] r5:8575938c r4:85759000 [ 1341.641637][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.641774][ T32] r4:8472f600 ** 5 printk messages dropped ** [ 1341.642039][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.666051][ T32] INFO: task kworker/1:993:6094 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.666087][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.666155][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.666227][ T32] Call trace: [ 1341.666263][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.666316][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.666341][ T32] r4:00000000 [ 1341.666361][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.666400][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.666435][ T32] 9d20: 9f488000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.666465][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.666491][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.666515][ T32] r5:80000113 r4:80239bb0 [ 1341.666535][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.666606][ T32] r4:82ac11e4 [ 1341.666629][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.666678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.666702][ T32] r4:eaeb9dc0 [ 1341.666721][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.666767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.666790][ T32] r4:00000000 [ 1341.666810][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.666857][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.666878][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.666920][ T32] r5:00001000 r4:ed35d000 [ 1341.666940][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.666979][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.667021][ T32] r5:85a35f8c r4:85a35c00 [ 1341.667042][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.667089][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.667110][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.667156][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.667178][ T32] r4:848b5900 [ 1341.667199][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.667245][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.667267][ T32] r4:00000001 [ 1341.667287][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.667322][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.667348][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.667389][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.667424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.667455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.667477][ T32] r4:84bf9700 [ 1341.667497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.667569][ T32] INFO: task kworker/1:994:6095 blocked for more than 468 seconds. [ 1341.667606][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.667630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.667652][ T32] task:kworker/1:994 state:D stack:0 pid:6095 tgid:6095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.667696][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.667737][ T32] Call trace: [ 1341.667765][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.667808][ T32] r10:82918888 r9:ecb09d84 r8:00000002 r7:60000013 r6:ecb09d8c r5:85716c00 ** 2 printk messages dropped ** [ 1341.667889][ T32] r5:85716c00 r4:82918884 ** 2 printk messages dropped ** [ 1341.668003][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb09e08 ** 8 printk messages dropped ** [ 1341.668315][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.668477][ T32] r5:85759f8c r4:85759c00 [ 1341.668501][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.668548][ T32] r7:ddde2d80 r6:83018200 r5:85759f8c r4:8472f700 [ 1341.668569][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.668614][ T32] r10:61c88647 r9:85716c00 r8:8472f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.668636][ T32] r4:8472f700 [ 1341.668656][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.668770][ T32] r10:00000000 r9:8472f700 r8:8027f5e8 r7:ecb01e60 r6:8472f780 r5:85716c00 ** 5 printk messages dropped ** [ 1341.668936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.669484][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.669631][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.669955][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 5 printk messages dropped ** [ 1341.670340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 3 printk messages dropped ** [ 1341.670452][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.670630][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.670956][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.671218][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.671372][ T32] INFO: task kworker/1:995:6097 blocked for more than 468 seconds. ** 6 printk messages dropped ** [ 1341.672108][ T32] r10:82918888 r9:ecb0dd84 r8:00000002 r7:60000013 r6:ecb0dd8c r5:85713c00 ** 5 printk messages dropped ** [ 1341.687355][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb0de08 ** 4 printk messages dropped ** [ 1341.687596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521b700 [ 1341.687621][ T32] r4:00000000 [ 1341.687641][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.687688][ T32] r9:83018205 r8:85713c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1341.687722][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.687772][ T32] r5:00001000 r4:ebf25000 [ 1341.687793][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.687861][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.687910][ T32] r5:8575a78c r4:8575a400 [ 1341.687932][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.687981][ T32] r7:ddde2d80 r6:83018200 r5:8575a78c r4:8472f800 [ 1341.688003][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.688048][ T32] r10:61c88647 r9:85713c00 r8:8472f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.688088][ T32] r4:8472f800 [ 1341.688112][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.688160][ T32] r10:00000000 r9:8472f800 r8:8027f5e8 r7:ecb01e60 r6:8472f880 r5:85713c00 [ 1341.688181][ T32] r4:00000001 [ 1341.688200][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.688266][ T32] Exception stack(0xecb0dfb0 to 0xecb0dff8) [ 1341.688301][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.688348][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.688385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.688423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.688446][ T32] r4:8521b840 [ 1341.689194][ T32] INFO: task kworker/1:995:6097 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.689227][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.689317][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.689367][ T32] Call trace: [ 1341.689422][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.689474][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.689499][ T32] r4:00000000 [ 1341.689519][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.689561][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.689615][ T32] 9d20: 9f5a9000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.689667][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.689695][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.689719][ T32] r5:80000113 r4:80239bb0 [ 1341.689739][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.689784][ T32] r4:82ac11e4 [ 1341.689804][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.689852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.689874][ T32] r4:eaeb9dc0 [ 1341.689912][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.689960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.690013][ T32] r4:00000000 [ 1341.690035][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.690082][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.690103][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.690145][ T32] r5:00001000 r4:ed35d000 [ 1341.690165][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.690204][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.690245][ T32] r5:85a35f8c r4:85a35c00 [ 1341.690265][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.690310][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.690331][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.690377][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.690400][ T32] r4:848b5900 [ 1341.690432][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.690478][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.690523][ T32] r4:00000001 [ 1341.690546][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.690641][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.690671][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.690717][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.690747][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.690776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.690797][ T32] r4:84bf9700 [ 1341.690819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.690873][ T32] INFO: task kworker/1:996:6100 blocked for more than 468 seconds. [ 1341.690911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.690936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.690957][ T32] task:kworker/1:996 state:D stack:0 pid:6100 tgid:6100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.691041][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.691091][ T32] Call trace: [ 1341.691123][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.691166][ T32] r10:82918888 r9:ecb11d84 r8:00000002 r7:60000013 r6:ecb11d8c r5:85718000 [ 1341.691207][ T32] r4:85718000 [ 1341.691248][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.691290][ T32] r5:85718000 r4:82918884 [ 1341.691311][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.691347][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.691390][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb11e08 [ 1341.691418][ T32] r4:00000000 [ 1341.691438][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.691506][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.691553][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.691600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765080 [ 1341.691623][ T32] r4:00000000 [ 1341.691659][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.691725][ T32] r9:83018205 r8:85718000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1341.691761][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.691836][ T32] r5:00001000 r4:ecb2b000 [ 1341.691858][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.691898][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.691968][ T32] r5:8575bb8c r4:8575b800 [ 1341.691990][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.692037][ T32] r7:ddde2d80 r6:83018200 r5:8575bb8c r4:8472f900 [ 1341.692057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.692102][ T32] r10:61c88647 r9:85718000 r8:8472f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.692124][ T32] r4:8472f900 [ 1341.692143][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.692229][ T32] r10:00000000 r9:8472f900 r8:8027f5e8 r7:ecb01e60 r6:8472f980 r5:85718000 [ 1341.709169][ T32] r4:00000001 [ 1341.709215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.709282][ T32] Exception stack(0xecb11fb0 to 0xecb11ff8) [ 1341.709314][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.709373][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.709421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.709473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.709499][ T32] r4:8521b6c0 [ 1341.710243][ T32] INFO: task kworker/1:996:6100 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.710277][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.710345][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.710396][ T32] Call trace: [ 1341.710435][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.710485][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.710508][ T32] r4:00000000 [ 1341.710528][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.710593][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.710623][ T32] 9d20: 9fb25000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.710652][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.710677][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.710700][ T32] r5:80000113 r4:80239bb0 [ 1341.710720][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.710766][ T32] r4:82ac11e4 [ 1341.710806][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.710860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.710883][ T32] r4:eaeb9dc0 [ 1341.710902][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.710947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.710968][ T32] r4:00000000 [ 1341.710987][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.711033][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.711054][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.711096][ T32] r5:00001000 r4:ed35d000 [ 1341.711116][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.711173][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.711224][ T32] r5:85a35f8c r4:85a35c00 [ 1341.711244][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.711310][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.711339][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.711387][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.711426][ T32] r4:848b5900 [ 1341.711467][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.711517][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.711539][ T32] r4:00000001 [ 1341.711559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.711594][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.711621][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.711678][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.711707][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.711736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.711758][ T32] r4:84bf9700 [ 1341.711780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.711807][ T32] INFO: task kworker/1:997:6101 blocked for more than 468 seconds. [ 1341.711840][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.711864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.711884][ T32] task:kworker/1:997 state:D stack:0 pid:6101 tgid:6101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.711944][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.711988][ T32] Call trace: [ 1341.712017][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.712078][ T32] r10:82918888 r9:ecb15d84 r8:00000002 r7:60000013 r6:ecb15d8c r5:85718c00 ** 5 printk messages dropped ** [ 1341.719011][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb15e08 ** 5 printk messages dropped ** [ 1341.719322][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.719715][ T32] r5:8575af8c r4:8575ac00 [ 1341.719763][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.719814][ T32] r7:ddde2d80 r6:83018200 r5:8575af8c r4:8472fa00 ** 2 printk messages dropped ** [ 1341.719973][ T32] r4:8472fa00 [ 1341.720030][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.720120][ T32] r10:00000000 r9:8472fa00 r8:8027f5e8 r7:ecb11e60 r6:8472fa80 r5:85718c00 [ 1341.720177][ T32] r4:00000001 [ 1341.720271][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.720364][ T32] Exception stack(0xecb15fb0 to 0xecb15ff8) [ 1341.720433][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.720494][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.720524][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.720553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.720575][ T32] r4:8521bb40 [ 1341.721339][ T32] INFO: task kworker/1:997:6101 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.721375][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.721478][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.721525][ T32] Call trace: [ 1341.721613][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.721663][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.721687][ T32] r4:00000000 [ 1341.721706][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.721743][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.721771][ T32] 9d20: 9fb25000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.721799][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.721910][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.721997][ T32] r5:80000113 r4:80239bb0 [ 1341.722195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.735070][ T32] r4:82ac11e4 [ 1341.735114][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.735183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.735225][ T32] r4:eaeb9dc0 [ 1341.735248][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.735313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.735339][ T32] r4:00000000 [ 1341.735359][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.735423][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.735449][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.735495][ T32] r5:00001000 r4:ed35d000 [ 1341.735515][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.735564][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.735611][ T32] r5:85a35f8c r4:85a35c00 [ 1341.735660][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.735712][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.735733][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.735797][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.735823][ T32] r4:848b5900 [ 1341.735843][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.735891][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.735913][ T32] r4:00000001 [ 1341.735971][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.736031][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.736076][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.736107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.736133][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.736162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.736184][ T32] r4:84bf9700 [ 1341.736207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.736254][ T32] INFO: task kworker/1:998:6104 blocked for more than 468 seconds. [ 1341.736296][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1341.736435][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.736799][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.737075][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1341.737373][ T32] r9:83018205 r8:85719800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 4 printk messages dropped ** [ 1341.737620][ T32] r5:8575ab8c r4:8575a800 [ 1341.737668][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.737745][ T32] r7:ddde2d80 r6:83018200 r5:8575ab8c r4:8472fb00 [ 1341.737769][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.737816][ T32] r10:61c88647 r9:85719800 r8:8472fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.737862][ T32] r4:8472fb00 [ 1341.737911][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.737972][ T32] r10:00000000 r9:8472fb00 r8:8027f5e8 r7:ecb11e60 r6:8472fb80 r5:85719800 ** 1 printk messages dropped ** [ 1341.738062][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1341.738184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.739032][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.739495][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.739665][ T32] r4:eaeb9dc0 ** 2 printk messages dropped ** [ 1341.739788][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.739975][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.740015][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.740057][ T32] r5:85a35f8c r4:85a35c00 [ 1341.740077][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.740122][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.740143][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.740207][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.740234][ T32] r4:848b5900 [ 1341.740253][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.740300][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.740369][ T32] r4:00000001 [ 1341.740394][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.740437][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.740463][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.740491][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.740518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.740547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.740586][ T32] r4:84bf9700 [ 1341.740610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.740634][ T32] INFO: task kworker/1:999:6106 blocked for more than 468 seconds. [ 1341.740660][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.740691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.740715][ T32] task:kworker/1:999 state:D stack:0 pid:6106 tgid:6106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.740757][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.740796][ T32] Call trace: [ 1341.740833][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.740880][ T32] r10:82918888 r9:ecb21d84 r8:00000002 r7:60000113 r6:ecb21d8c r5:8571a400 [ 1341.740902][ T32] r4:8571a400 [ 1341.740922][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.740960][ T32] r5:8571a400 r4:82918884 [ 1341.740979][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.741015][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.741070][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb21e08 [ 1341.741095][ T32] r4:00000000 [ 1341.741158][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.741198][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.741236][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.741280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521bcc0 [ 1341.741302][ T32] r4:00000000 [ 1341.741332][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.741379][ T32] r9:83018205 r8:8571a400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1341.741434][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.741511][ T32] r5:00001000 r4:ec87b000 [ 1341.741560][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.741603][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.741676][ T32] r5:8575b38c r4:8575b000 [ 1341.741699][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.741744][ T32] r7:ddde2d80 r6:83018200 r5:8575b38c r4:8472fc00 [ 1341.741791][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.741841][ T32] r10:61c88647 r9:8571a400 r8:8472fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.741888][ T32] r4:8472fc00 [ 1341.741912][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.741958][ T32] r10:00000000 r9:8472fc00 r8:8027f5e8 r7:ecb11e60 r6:8472fc80 r5:8571a400 [ 1341.741980][ T32] r4:00000001 [ 1341.742029][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.742098][ T32] Exception stack(0xecb21fb0 to 0xecb21ff8) [ 1341.742152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.742182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.742266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.765134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.765179][ T32] r4:8521bd40 [ 1341.765903][ T32] INFO: task kworker/1:999:6106 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.765938][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.766007][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.766083][ T32] Call trace: [ 1341.766148][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.766222][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.766263][ T32] r4:00000000 [ 1341.766291][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.766333][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.766363][ T32] 9d20: a097e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.766392][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.766423][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.766447][ T32] r5:80000113 r4:80239bb0 [ 1341.766468][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.766514][ T32] r4:82ac11e4 [ 1341.766534][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.766603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.766625][ T32] r4:eaeb9dc0 [ 1341.766659][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.766740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.766765][ T32] r4:00000000 [ 1341.766786][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.766833][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.766855][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.766915][ T32] r5:00001000 r4:ed35d000 [ 1341.766958][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.767002][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.767045][ T32] r5:85a35f8c r4:85a35c00 [ 1341.767065][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.767132][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.767183][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.767234][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.767256][ T32] r4:848b5900 [ 1341.767276][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.767322][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.767362][ T32] r4:00000001 [ 1341.767385][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.767428][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.767481][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.767559][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.767589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.767618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.767668][ T32] r4:84bf9700 [ 1341.767692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.767720][ T32] INFO: task kworker/1:1000:6108 blocked for more than 468 seconds. [ 1341.767795][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.767849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.767893][ T32] task:kworker/1:1000 state:D stack:0 pid:6108 tgid:6108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.767999][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.768071][ T32] Call trace: [ 1341.768101][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.768146][ T32] r10:82918888 r9:ecb25d84 r8:00000002 r7:60000013 r6:ecb25d8c r5:8571b000 [ 1341.768169][ T32] r4:8571b000 [ 1341.768188][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.768251][ T32] r5:8571b000 r4:82918884 [ 1341.768274][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.768339][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.768467][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb25e08 ** 2 printk messages dropped ** [ 1341.768582][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1341.768854][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.769106][ T32] r5:8575b78c r4:8575b400 [ 1341.769151][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.769231][ T32] r7:ddde2d80 r6:83018200 r5:8575b78c r4:8472fd00 [ 1341.769254][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.769300][ T32] r10:61c88647 r9:8571b000 r8:8472fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.769332][ T32] r4:8472fd00 [ 1341.769354][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.769433][ T32] r10:00000000 r9:8472fd00 r8:8027f5e8 r7:ecb11e60 r6:8472fd80 r5:8571b000 [ 1341.769519][ T32] r4:00000001 [ 1341.769544][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.769581][ T32] Exception stack(0xecb25fb0 to 0xecb25ff8) [ 1341.769606][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.769634][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.769704][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.769761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.769786][ T32] r4:8521bec0 [ 1341.770139][ T32] INFO: task kworker/1:1000:6108 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.770169][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.770273][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.770321][ T32] Call trace: [ 1341.770350][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.770396][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.770426][ T32] r4:00000000 [ 1341.770446][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.770502][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.770535][ T32] 9d20: a097e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.770583][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.770611][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.770635][ T32] r5:80000113 r4:80239bb0 [ 1341.770675][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.770724][ T32] r4:82ac11e4 [ 1341.770745][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.770793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.770815][ T32] r4:eaeb9dc0 [ 1341.770834][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.770878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.770915][ T32] r4:00000000 [ 1341.770937][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.770985][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.771007][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.771115][ T32] r5:00001000 r4:ed35d000 [ 1341.771165][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.771209][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.771253][ T32] r5:85a35f8c r4:85a35c00 [ 1341.771313][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.771363][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.771384][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.771436][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.771487][ T32] r4:848b5900 [ 1341.771510][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.771558][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.771624][ T32] r4:00000001 [ 1341.771673][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.771739][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.771796][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.771965][ T32] r4:84bf9700 ** 5 printk messages dropped ** [ 1341.772152][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.782767][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.783015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eb400 ** 6 printk messages dropped ** [ 1341.783232][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.783293][ T32] r5:857f078c r4:857f0400 [ 1341.783317][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.783463][ T32] r10:61c88647 r9:8571bc00 r8:8472fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.783804][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1341.784882][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 6 printk messages dropped ** [ 1341.785070][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.785141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.785186][ T32] r4:eaeb9dc0 [ 1341.785220][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.785269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.785292][ T32] r4:00000000 [ 1341.785358][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.785417][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.785440][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.785483][ T32] r5:00001000 r4:ed35d000 [ 1341.785503][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.785560][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.785610][ T32] r5:85a35f8c r4:85a35c00 [ 1341.785632][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.785678][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.785718][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.785774][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.785796][ T32] r4:848b5900 [ 1341.785815][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.785879][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.785910][ T32] r4:00000001 [ 1341.785930][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.785966][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.785992][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.786020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.786047][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.786075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.786097][ T32] r4:84bf9700 [ 1341.786127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.786170][ T32] INFO: task kworker/1:1002:6111 blocked for more than 468 seconds. [ 1341.786213][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.786259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.786292][ T32] task:kworker/1:1002 state:D stack:0 pid:6111 tgid:6111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.786338][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.786381][ T32] Call trace: [ 1341.786417][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.786462][ T32] r10:82918888 r9:ecb1dd84 r8:00000002 r7:60000013 r6:ecb1dd8c r5:8571c800 [ 1341.786485][ T32] r4:8571c800 [ 1341.786504][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.786542][ T32] r5:8571c800 r4:82918884 [ 1341.786582][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.786624][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.786673][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb1de08 [ 1341.786697][ T32] r4:00000000 [ 1341.786716][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.786752][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.786790][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.786836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eb040 [ 1341.786858][ T32] r4:00000000 [ 1341.786877][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.786940][ T32] r9:83018205 r8:8571c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1341.786968][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.787011][ T32] r5:00001000 r4:ecb37000 [ 1341.787031][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.787069][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.787138][ T32] r5:85737b8c r4:85737800 [ 1341.787165][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.787212][ T32] r7:ddde2d80 r6:83018200 r5:85737b8c r4:8472ff00 [ 1341.787251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.787302][ T32] r10:61c88647 r9:8571c800 r8:8472ff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.787325][ T32] r4:8472ff00 [ 1341.787344][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.787390][ T32] r10:00000000 r9:8472ff00 r8:8027f5e8 r7:ecb29e60 r6:8472ff80 r5:8571c800 [ 1341.787419][ T32] r4:00000001 [ 1341.787438][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.787473][ T32] Exception stack(0xecb1dfb0 to 0xecb1dff8) [ 1341.787499][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.787527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.787568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.787604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.787626][ T32] r4:854eb080 [ 1341.787965][ T32] INFO: task kworker/1:1002:6111 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.787995][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1341.788089][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.788252][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 5 printk messages dropped ** [ 1341.788427][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.788631][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.788818][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1341.789179][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.789389][ T32] INFO: task kworker/1:1003:6114 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.789950][ T32] r4:8571d400 ** 5 printk messages dropped ** [ 1341.790225][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.790405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eb240 ** 7 printk messages dropped ** [ 1341.790720][ T32] r5:8575bf8c r4:8575bc00 [ 1341.790742][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.790786][ T32] r7:ddde2d80 r6:83018200 r5:8575bf8c r4:85864000 [ 1341.790806][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.790852][ T32] r10:61c88647 r9:8571d400 r8:8586402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.790924][ T32] r4:85864000 [ 1341.790947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.791019][ T32] r10:00000000 r9:85864000 r8:8027f5e8 r7:ecb29e60 r6:85864080 r5:8571d400 [ 1341.791044][ T32] r4:00000001 [ 1341.791063][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.791102][ T32] Exception stack(0xecb41fb0 to 0xecb41ff8) [ 1341.791131][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.791160][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.791240][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.791273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.791335][ T32] r4:854eb540 [ 1341.791691][ T32] INFO: task kworker/1:1003:6114 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.791756][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.791814][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.791893][ T32] Call trace: [ 1341.791923][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.791969][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.791993][ T32] r4:00000000 [ 1341.792059][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.792101][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.792129][ T32] 9d20: a097e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.792231][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.826527][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.826690][ T32] r5:80000113 r4:80239bb0 [ 1341.826750][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.826875][ T32] r4:82ac11e4 [ 1341.826948][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.827053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.827102][ T32] r4:eaeb9dc0 [ 1341.827176][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.827290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.827343][ T32] r4:00000000 [ 1341.827385][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.827481][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.827525][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.827613][ T32] r5:00001000 r4:ed35d000 [ 1341.827667][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.827750][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.827840][ T32] r5:85a35f8c r4:85a35c00 [ 1341.827885][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.827977][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.828022][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.828131][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.828183][ T32] r4:848b5900 [ 1341.828316][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.828418][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.828465][ T32] r4:00000001 [ 1341.828506][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1341.828853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1341.829716][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1341.830288][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb4de08 ** 8 printk messages dropped ** [ 1341.830945][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.831147][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1341.831275][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1341.831774][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.842881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1341.844442][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.844697][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1341.845068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 9 printk messages dropped ** [ 1341.845562][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 6 printk messages dropped ** [ 1341.845934][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.845987][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.846058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.846117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.846152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.846239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.846268][ T32] r4:84bf9700 [ 1341.846291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.846319][ T32] INFO: task kworker/1:1005:6117 blocked for more than 468 seconds. [ 1341.846380][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.846413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.846496][ T32] task:kworker/1:1005 state:D stack:0 pid:6117 tgid:6117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.846659][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.846755][ T32] Call trace: [ 1341.846808][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.846887][ T32] r10:82918888 r9:ecb35d84 r8:00000002 r7:60000013 r6:ecb35d8c r5:8571ec00 [ 1341.846913][ T32] r4:8571ec00 [ 1341.846944][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.847009][ T32] r5:8571ec00 r4:82918884 [ 1341.847074][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.847139][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.847225][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb35e08 [ 1341.847275][ T32] r4:00000000 [ 1341.847323][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.847376][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.847422][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.847470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eb680 [ 1341.847516][ T32] r4:00000000 [ 1341.847563][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.847644][ T32] r9:83018205 r8:8571ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1341.847731][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.847832][ T32] r5:00001000 r4:ecb5b000 [ 1341.847885][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.847959][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.848031][ T32] r5:857f0b8c r4:857f0800 [ 1341.848055][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.848137][ T32] r7:ddde2d80 r6:83018200 r5:857f0b8c r4:85864200 [ 1341.848159][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.848206][ T32] r10:61c88647 r9:8571ec00 r8:8586422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.848228][ T32] r4:85864200 [ 1341.848301][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.848379][ T32] r10:00000000 r9:85864200 r8:8027f5e8 r7:ecb4de60 r6:85864280 r5:8571ec00 [ 1341.848433][ T32] r4:00000001 [ 1341.848482][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.848539][ T32] Exception stack(0xecb35fb0 to 0xecb35ff8) [ 1341.848589][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.848620][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.848646][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.848710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.848738][ T32] r4:854eb540 [ 1341.849161][ T32] INFO: task kworker/1:1005:6117 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.849226][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.849323][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.849382][ T32] Call trace: [ 1341.849433][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.849481][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.849531][ T32] r4:00000000 [ 1341.849560][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.849659][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.849704][ T32] 9d20: a1582000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.849815][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.849846][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.849952][ T32] r5:80000113 r4:80239bb0 [ 1341.850052][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.850133][ T32] r4:82ac11e4 [ 1341.850212][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.850265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.850291][ T32] r4:eaeb9dc0 [ 1341.850312][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.850435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.850463][ T32] r4:00000000 [ 1341.850510][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.850636][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.850691][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.850777][ T32] r5:00001000 r4:ed35d000 [ 1341.850836][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.850936][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.851009][ T32] r5:85a35f8c r4:85a35c00 [ 1341.851050][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.851149][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.851189][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.851237][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.851279][ T32] r4:848b5900 [ 1341.851305][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.851374][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.851398][ T32] r4:00000001 [ 1341.851433][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.851487][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.851561][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.851594][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.851623][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.851676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.851715][ T32] r4:84bf9700 [ 1341.851762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.851800][ T32] INFO: task kworker/1:1006:6119 blocked for more than 468 seconds. [ 1341.851828][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.851871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.851897][ T32] task:kworker/1:1006 state:D stack:0 pid:6119 tgid:6119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.851943][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.851999][ T32] Call trace: [ 1341.852057][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.852114][ T32] r10:82918888 r9:ecb65d84 r8:00000002 r7:60000013 r6:ecb65d8c r5:85828c00 [ 1341.852139][ T32] r4:85828c00 [ 1341.852159][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.852196][ T32] r5:85828c00 r4:82918884 [ 1341.852217][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.878148][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.878311][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 [ 1341.878361][ T32] r4:00000000 [ 1341.878384][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.878430][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.878502][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.878588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eb900 [ 1341.878643][ T32] r4:00000000 [ 1341.878674][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.878726][ T32] r9:83018205 r8:85828c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1341.878749][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.878941][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.878993][ T32] r5:857f0f8c r4:857f0c00 [ 1341.879015][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.879065][ T32] r7:ddde2d80 r6:83018200 r5:857f0f8c r4:85864300 ** 3 printk messages dropped ** [ 1341.879205][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.879534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1341.880916][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1341.881524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 7 printk messages dropped ** [ 1341.882034][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1341.896975][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.897398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.897790][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.898098][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1341.898756][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1341.899559][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.901689][ T32] r4:00000000 [ 1341.901735][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.901813][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.901873][ T32] 9d20: a20c6000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.901939][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1341.901994][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1341.902023][ T32] r5:80000113 r4:80239bb0 [ 1341.902045][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.902092][ T32] r4:82ac11e4 [ 1341.902132][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.902197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1341.922650][ T32] r4:eaeb9dc0 [ 1341.922733][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.922811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1341.922836][ T32] r4:00000000 [ 1341.922870][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.922937][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.922960][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.923006][ T32] r5:00001000 r4:ed35d000 [ 1341.923026][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.923083][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.923151][ T32] r5:85a35f8c r4:85a35c00 [ 1341.923171][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.923220][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.923240][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.923287][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.923309][ T32] r4:848b5900 [ 1341.923342][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.923419][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.923444][ T32] r4:00000001 [ 1341.923464][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.923530][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.923571][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.923637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.923709][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.923795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.923853][ T32] r4:84bf9700 [ 1341.923904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.923986][ T32] INFO: task kworker/1:1008:6124 blocked for more than 468 seconds. [ 1341.924057][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.924111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.924159][ T32] task:kworker/1:1008 state:D stack:0 pid:6124 tgid:6124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.924265][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.924321][ T32] Call trace: [ 1341.924354][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.924431][ T32] r10:82918888 r9:ecb89d84 r8:00000002 r7:60000113 r6:ecb89d8c r5:8582a400 [ 1341.924456][ T32] r4:8582a400 [ 1341.924476][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.924542][ T32] r5:8582a400 r4:82918884 [ 1341.924564][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.924938][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.925143][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.925190][ T32] r5:857f038c r4:857f0000 [ 1341.925228][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1341.925298][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1341.925989][ T32] r4:854eb540 ** 6 printk messages dropped ** [ 1341.927702][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1341.928159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 3 printk messages dropped ** [ 1341.928351][ T32] r4:00000000 [ 1341.928405][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.928505][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.928562][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.928656][ T32] r5:00001000 r4:ed35d000 [ 1341.928703][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.928793][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.928884][ T32] r5:85a35f8c r4:85a35c00 [ 1341.928966][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.929068][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.929113][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.929209][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.929260][ T32] r4:848b5900 [ 1341.929337][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.929447][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.929495][ T32] r4:00000001 [ 1341.929540][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.929610][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.929665][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.929718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.929790][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.929858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.929906][ T32] r4:84bf9700 [ 1341.929948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.929998][ T32] INFO: task kworker/1:1009:6126 blocked for more than 468 seconds. [ 1341.930055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.930122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.930162][ T32] task:kworker/1:1009 state:D stack:0 pid:6126 tgid:6126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.930214][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.930271][ T32] Call trace: [ 1341.930325][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.930396][ T32] r10:82918888 r9:ecb85d84 r8:00000002 r7:60000113 r6:ecb85d8c r5:8582b000 [ 1341.930428][ T32] r4:8582b000 [ 1341.930451][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.930521][ T32] r5:8582b000 r4:82918884 [ 1341.930583][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.930786][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.930915][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb85e08 [ 1341.930969][ T32] r4:00000000 [ 1341.931013][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1341.931094][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1341.931147][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1341.931192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ebf00 [ 1341.931220][ T32] r4:00000000 [ 1341.931245][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.931308][ T32] r9:83018205 r8:8582b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1341.931335][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.931378][ T32] r5:00001000 r4:ecb93000 [ 1341.931437][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.931481][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.931555][ T32] r5:857f1b8c r4:857f1800 [ 1341.931598][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.931674][ T32] r7:ddde2d80 r6:83018200 r5:857f1b8c r4:85864600 [ 1341.931701][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.931792][ T32] r10:61c88647 r9:8582b000 r8:8586462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.931845][ T32] r4:85864600 [ 1341.931880][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.931929][ T32] r10:00000000 r9:85864600 r8:8027f5e8 r7:ecb71e60 r6:85864680 r5:8582b000 [ 1341.931972][ T32] r4:00000001 [ 1341.931995][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.932033][ T32] Exception stack(0xecb85fb0 to 0xecb85ff8) [ 1341.932062][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.932092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.932149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.932214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.932347][ T32] r4:854ebe40 [ 1341.945904][ T32] INFO: task kworker/1:1009:6126 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.945984][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.946717][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.946984][ T32] r4:00000000 [ 1341.947028][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1341.947083][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1341.947106][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.947149][ T32] r5:00001000 r4:ed35d000 [ 1341.947169][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1341.947210][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.947277][ T32] r5:85a35f8c r4:85a35c00 [ 1341.947301][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.947351][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1341.947372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.947426][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.947449][ T32] r4:848b5900 [ 1341.947479][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.947541][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1341.947568][ T32] r4:00000001 [ 1341.947592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.947645][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1341.947702][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.947742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.947770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.947799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.947823][ T32] r4:84bf9700 [ 1341.947860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.947906][ T32] INFO: task kworker/0:482:6127 blocked for more than 468 seconds. [ 1341.947954][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.947982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.948003][ T32] task:kworker/0:482 state:D stack:0 pid:6127 tgid:6127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.948077][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.948151][ T32] Call trace: [ 1341.948185][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1341.948274][ T32] r10:82918888 r9:ecb99d84 r8:00000002 r7:60000113 r6:ecb99d8c r5:8582bc00 [ 1341.948326][ T32] r4:8582bc00 [ 1341.948373][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1341.948470][ T32] r5:8582bc00 r4:82918884 [ 1341.948516][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.948592][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.949093][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.949480][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.949566][ T32] r5:855cef8c r4:855cec00 [ 1341.949613][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.949716][ T32] r7:dddced80 r6:83018000 r5:855cef8c r4:84b75580 [ 1341.949762][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.949861][ T32] r10:61c88647 r9:8582bc00 r8:84b755ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.949910][ T32] r4:84b75580 [ 1341.949949][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.950039][ T32] r10:00000000 r9:84b75580 r8:8027f5e8 r7:ecab5e60 r6:85864700 r5:8582bc00 [ 1341.950089][ T32] r4:00000001 [ 1341.950132][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.950204][ T32] Exception stack(0xecb99fb0 to 0xecb99ff8) [ 1341.950236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.950265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.950293][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.950325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.950377][ T32] r4:854e9940 [ 1341.950859][ T32] INFO: task kworker/0:482:6127 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.950898][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.950957][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.951007][ T32] Call trace: [ 1341.951059][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.951132][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.951161][ T32] r4:00000000 [ 1341.951182][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.951222][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.951279][ T32] 9d20: a27f8000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.951322][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 1 printk messages dropped ** [ 1341.951405][ T32] r5:80000113 r4:80239bb0 ** 10 printk messages dropped ** [ 1341.952047][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.977641][ T32] r4:848b5900 ** 6 printk messages dropped ** [ 1341.977978][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1341.979124][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1341.980191][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.980277][ T32] r5:857f1f8c r4:857f1c00 [ 1341.980320][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.980445][ T32] r7:ddde2d80 r6:83018200 r5:857f1f8c r4:85864780 [ 1341.980484][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.980587][ T32] r10:61c88647 r9:8582c800 r8:858647ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.980650][ T32] r4:85864780 [ 1341.980697][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.980799][ T32] r10:00000000 r9:85864780 r8:8027f5e8 r7:ecb71e60 r6:85864800 r5:8582c800 [ 1341.980846][ T32] r4:00000001 [ 1341.980891][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.980968][ T32] Exception stack(0xecb59fb0 to 0xecb59ff8) [ 1341.981021][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.981077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.981134][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.981194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.981222][ T32] r4:854ebf80 [ 1341.982076][ T32] INFO: task kworker/1:1010:6129 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1341.982113][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.999226][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.999462][ T32] Call trace: [ 1341.999540][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1341.999654][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1341.999713][ T32] r4:00000000 [ 1341.999757][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.999837][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1341.999905][ T32] 9d20: a33c0000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1341.999984][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.000044][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.000094][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1342.000492][ T32] r4:eaeb9dc0 ** 11 printk messages dropped ** [ 1342.001319][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 13 printk messages dropped ** [ 1342.002009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 17 printk messages dropped ** [ 1342.009199][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.009273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586d1c0 [ 1342.009309][ T32] r4:00000000 [ 1342.009351][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.009421][ T32] r9:83018205 r8:8582d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1342.009453][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.009549][ T32] r5:00001000 r4:ecbaf000 [ 1342.009587][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.009631][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.009678][ T32] r5:857f178c r4:857f1400 [ 1342.009721][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.009775][ T32] r7:ddde2d80 r6:83018200 r5:857f178c r4:85864880 [ 1342.009799][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.009911][ T32] r10:61c88647 r9:8582d400 r8:858648ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.010008][ T32] r4:85864880 [ 1342.010057][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.010132][ T32] r10:00000000 r9:85864880 r8:8027f5e8 r7:ecb71e60 r6:85864900 r5:8582d400 [ 1342.010185][ T32] r4:00000001 [ 1342.010230][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.010286][ T32] Exception stack(0xecba1fb0 to 0xecba1ff8) [ 1342.010328][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.010360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.010433][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1342.010514][ T32] r4:8586d100 ** 5 printk messages dropped ** [ 1342.012041][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.012081][ T32] r4:00000000 [ 1342.012102][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.012142][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.012190][ T32] 9d20: a33c0000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.012222][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.012249][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.012352][ T32] r5:80000113 r4:80239bb0 [ 1342.025191][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.025353][ T32] r4:82ac11e4 [ 1342.025412][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.025492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.025540][ T32] r4:eaeb9dc0 [ 1342.025564][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.025612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.025674][ T32] r4:00000000 [ 1342.025700][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.025773][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.025797][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.025897][ T32] r5:00001000 r4:ed35d000 [ 1342.025925][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.025968][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.026024][ T32] r5:85a35f8c r4:85a35c00 [ 1342.026077][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.026128][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.026182][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.026239][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.026261][ T32] r4:848b5900 [ 1342.026282][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1342.026366][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.026683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1342.027353][ T32] r4:8582ec00 ** 3 printk messages dropped ** [ 1342.027518][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.028007][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.028059][ T32] r5:00001000 r4:ecbbb000 [ 1342.028080][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.028119][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.028172][ T32] r5:857f238c r4:857f2000 [ 1342.028213][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.028272][ T32] r7:ddde2d80 r6:83018200 r5:857f238c r4:85864980 [ 1342.028293][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.028340][ T32] r10:61c88647 r9:8582ec00 r8:858649ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.028373][ T32] r4:85864980 [ 1342.028421][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.028487][ T32] r10:00000000 r9:85864980 r8:8027f5e8 r7:ecb71e60 r6:85864a00 r5:8582ec00 [ 1342.028532][ T32] r4:00000001 [ 1342.028566][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.028605][ T32] Exception stack(0xecbb9fb0 to 0xecbb9ff8) [ 1342.028632][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.028691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.028725][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.028792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.028821][ T32] r4:8586d2c0 [ 1342.029622][ T32] INFO: task kworker/1:1012:6133 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.029662][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1342.030050][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.030332][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 4 printk messages dropped ** [ 1342.030701][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1342.030975][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.031266][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.031340][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.031428][ T32] r5:85a35f8c r4:85a35c00 [ 1342.031464][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.031557][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.031582][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.031646][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.031675][ T32] r4:848b5900 [ 1342.031696][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.031744][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.031777][ T32] r4:00000001 [ 1342.031798][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.031836][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.031864][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.031894][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.031920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.031959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.031997][ T32] r4:84bf9700 [ 1342.032022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.032067][ T32] INFO: task kworker/1:1013:6135 blocked for more than 468 seconds. [ 1342.032109][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.032138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.032161][ T32] task:kworker/1:1013 state:D stack:0 pid:6135 tgid:6135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.032262][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.059495][ T32] Call trace: [ 1342.059626][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.059760][ T32] r10:82918888 r9:ecbc5d84 r8:00000002 r7:60000113 r6:ecbc5d8c r5:85829800 [ 1342.059830][ T32] r4:85829800 [ 1342.059858][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.059905][ T32] r5:85829800 r4:82918884 [ 1342.059949][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.060012][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.060058][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc5e08 [ 1342.060081][ T32] r4:00000000 [ 1342.060101][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.060139][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.060183][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.060229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586de00 [ 1342.060277][ T32] r4:00000000 [ 1342.060304][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.060378][ T32] r9:83018205 r8:85829800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1342.060409][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.060456][ T32] r5:00001000 r4:ecbff000 [ 1342.060477][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.060518][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.060563][ T32] r5:857f3b8c r4:857f3800 [ 1342.060582][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.060631][ T32] r7:ddde2d80 r6:83018200 r5:857f3b8c r4:85864a80 [ 1342.060655][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.060702][ T32] r10:61c88647 r9:85829800 r8:85864aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.060724][ T32] r4:85864a80 [ 1342.060744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.060791][ T32] r10:00000000 r9:85864a80 r8:8027f5e8 r7:ecb71e60 r6:85864b00 r5:85829800 [ 1342.060814][ T32] r4:00000001 [ 1342.060835][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.060886][ T32] Exception stack(0xecbc5fb0 to 0xecbc5ff8) [ 1342.060921][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.060951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.061971][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.065803][ T32] r4:82ac11e4 [ 1342.065829][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.065903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.065935][ T32] r4:eaeb9dc0 [ 1342.065959][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.066007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.066030][ T32] r4:00000000 [ 1342.066049][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.066096][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.066118][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.066163][ T32] r5:00001000 r4:ed35d000 [ 1342.066183][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.066225][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.066269][ T32] r5:85a35f8c r4:85a35c00 [ 1342.066291][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.066339][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.066360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.066423][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.066450][ T32] r4:848b5900 [ 1342.066471][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.066519][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.066584][ T32] r4:00000001 [ 1342.066629][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.066673][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.066701][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.066731][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.066766][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.066797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.066820][ T32] r4:84bf9700 [ 1342.066843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.066874][ T32] INFO: task kworker/1:1014:6137 blocked for more than 468 seconds. [ 1342.066922][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.066991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.067035][ T32] task:kworker/1:1014 state:D stack:0 pid:6137 tgid:6137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.067145][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.067264][ T32] Call trace: [ 1342.067316][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.067402][ T32] r10:82918888 r9:ecbd1d84 r8:00000002 r7:60000113 r6:ecbd1d8c r5:85830c00 [ 1342.067432][ T32] r4:85830c00 [ 1342.067453][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.067493][ T32] r5:85830c00 r4:82918884 [ 1342.067513][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.067562][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.067659][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd1e08 [ 1342.067693][ T32] r4:00000000 [ 1342.067713][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.067750][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.067788][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.067837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586d880 [ 1342.067859][ T32] r4:00000000 [ 1342.067903][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.067953][ T32] r9:83018205 r8:85830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1342.067986][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.068042][ T32] r5:00001000 r4:ecbd3000 [ 1342.068085][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.068129][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.068171][ T32] r5:857f2f8c r4:857f2c00 [ 1342.068191][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.068235][ T32] r7:ddde2d80 r6:83018200 r5:857f2f8c r4:85864b80 [ 1342.068257][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.068311][ T32] r10:61c88647 r9:85830c00 r8:85864bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.068353][ T32] r4:85864b80 [ 1342.068374][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.068478][ T32] r10:00000000 r9:85864b80 r8:8027f5e8 r7:ecbc5e60 r6:85864c00 r5:85830c00 [ 1342.068525][ T32] r4:00000001 [ 1342.068565][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.068644][ T32] Exception stack(0xecbd1fb0 to 0xecbd1ff8) [ 1342.068720][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.068792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.068848][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.068922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.068977][ T32] r4:8586d480 [ 1342.070181][ T32] INFO: task kworker/1:1014:6137 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.070268][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.070407][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.070505][ T32] Call trace: [ 1342.070645][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.070800][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.070861][ T32] r4:00000000 [ 1342.070955][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.071045][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.071110][ T32] 9d20: a3d66000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.071168][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.071196][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.071220][ T32] r5:80000113 r4:80239bb0 [ 1342.071240][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.071286][ T32] r4:82ac11e4 [ 1342.071305][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.071397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.071427][ T32] r4:eaeb9dc0 [ 1342.071471][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.071552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.071576][ T32] r4:00000000 [ 1342.071596][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.071646][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.071730][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.071890][ T32] r5:00001000 r4:ed35d000 [ 1342.071938][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.072086][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.072134][ T32] r5:85a35f8c r4:85a35c00 [ 1342.072175][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.072287][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.090728][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.090831][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.090870][ T32] r4:848b5900 [ 1342.090895][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.090946][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.090969][ T32] r4:00000001 [ 1342.090989][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.091027][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.091059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.091112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.091166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.091199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.091223][ T32] r4:84bf9700 [ 1342.091246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.091277][ T32] INFO: task kworker/1:1015:6139 blocked for more than 468 seconds. [ 1342.091309][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.091334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.091367][ T32] task:kworker/1:1015 state:D stack:0 pid:6139 tgid:6139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.091434][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.091482][ T32] Call trace: [ 1342.091527][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.091581][ T32] r10:82918888 r9:ecbddd84 r8:00000002 r7:60000013 r6:ecbddd8c r5:85830000 [ 1342.091629][ T32] r4:85830000 [ 1342.091653][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1342.092089][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1342.103108][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.103216][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.103276][ T32] r5:857f278c r4:857f2400 ** 1 printk messages dropped ** [ 1342.103352][ T32] r7:ddde2d80 r6:83018200 r5:857f278c r4:85864c80 ** 9 printk messages dropped ** [ 1342.104103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.105753][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 3 printk messages dropped ** [ 1342.105985][ T32] 9d20: a4189000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.106043][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.106097][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.106152][ T32] r5:80000113 r4:80239bb0 [ 1342.106201][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.106295][ T32] r4:82ac11e4 [ 1342.106338][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.106513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.106599][ T32] r4:eaeb9dc0 [ 1342.106646][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.106735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.106810][ T32] r4:00000000 [ 1342.106855][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.106958][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.107003][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.107086][ T32] r5:00001000 r4:ed35d000 [ 1342.107133][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.107189][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.107234][ T32] r5:85a35f8c r4:85a35c00 [ 1342.107269][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.107323][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.107372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.107434][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.107457][ T32] r4:848b5900 [ 1342.107477][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.107537][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.107563][ T32] r4:00000001 [ 1342.107611][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.107694][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.107754][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.107812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.107865][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.107939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.107993][ T32] r4:84bf9700 [ 1342.108043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.108102][ T32] INFO: task kworker/1:1016:6142 blocked for more than 468 seconds. [ 1342.108165][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.108231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.108280][ T32] task:kworker/1:1016 state:D stack:0 pid:6142 tgid:6142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.108401][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.108513][ T32] Call trace: [ 1342.108608][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.108700][ T32] r10:82918888 r9:ecbfdd84 r8:00000002 r7:60000113 r6:ecbfdd8c r5:85832400 [ 1342.108753][ T32] r4:85832400 [ 1342.108824][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.108917][ T32] r5:85832400 r4:82918884 [ 1342.108960][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.109031][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.109125][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbfde08 [ 1342.109181][ T32] r4:00000000 [ 1342.109218][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.109261][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.109306][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.109358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586dc00 [ 1342.109380][ T32] r4:00000000 [ 1342.109411][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.109484][ T32] r9:83018205 r8:85832400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1342.109524][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.109614][ T32] r5:00001000 r4:ecbf3000 [ 1342.109640][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.109688][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.109732][ T32] r5:857f378c r4:857f3400 [ 1342.109752][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.109807][ T32] r7:ddde2d80 r6:83018200 r5:857f378c r4:85864d80 [ 1342.109843][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.109914][ T32] r10:61c88647 r9:85832400 r8:85864dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.109940][ T32] r4:85864d80 [ 1342.109988][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.110075][ T32] r10:00000000 r9:85864d80 r8:8027f5e8 r7:ecbc5e60 r6:85864e00 r5:85832400 [ 1342.110120][ T32] r4:00000001 [ 1342.110158][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.110230][ T32] Exception stack(0xecbfdfb0 to 0xecbfdff8) [ 1342.110328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.110434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.110531][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.110642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.110680][ T32] r4:8586dd40 [ 1342.111115][ T32] INFO: task kworker/1:1016:6142 is blocked on a mutex likely owned by task kworker/1:370:4428. ** 4 printk messages dropped ** [ 1342.111464][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1342.111964][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1342.136062][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.136436][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.136921][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 7 printk messages dropped ** [ 1342.137277][ T32] r4:84bf9700 ** 4 printk messages dropped ** [ 1342.137502][ T32] task:kworker/0:483 state:D stack:0 pid:6144 tgid:6144 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.138121][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf1e08 ** 3 printk messages dropped ** [ 1342.138255][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1342.138526][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1342.138796][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.139084][ T32] r7:dddced80 r6:83018000 r5:847e738c r4:84b75600 ** 2 printk messages dropped ** [ 1342.139288][ T32] r4:84b75600 [ 1342.139334][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.139437][ T32] r10:00000000 r9:84b75600 r8:8027f5e8 r7:ecab5e60 r6:85864e80 r5:85833000 [ 1342.139483][ T32] r4:00000001 [ 1342.139538][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.139621][ T32] Exception stack(0xecbf1fb0 to 0xecbf1ff8) [ 1342.139680][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.139731][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.139764][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.139793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.139816][ T32] r4:854e9d40 [ 1342.140899][ T32] INFO: task kworker/0:483:6144 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.140982][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.141119][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.141214][ T32] Call trace: [ 1342.141286][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.141343][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.141377][ T32] r4:00000000 [ 1342.141427][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.141482][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.141522][ T32] 9d20: a4611000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.141558][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.141618][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.141669][ T32] r5:80000113 r4:80239bb0 [ 1342.141739][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.141844][ T32] r4:82ac11e4 [ 1342.141901][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.141997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.142028][ T32] r4:eaeb9dc0 [ 1342.142048][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.142093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.142116][ T32] r4:00000000 [ 1342.142157][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.162837][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.163005][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.163144][ T32] r5:00001000 r4:ed35d000 [ 1342.163191][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.163290][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.163398][ T32] r5:85a35f8c r4:85a35c00 [ 1342.163447][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.163539][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.163595][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.163698][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.163728][ T32] r4:848b5900 [ 1342.163763][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.163863][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.163897][ T32] r4:00000001 [ 1342.163918][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.164000][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.164058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.164114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.164183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.164262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.164313][ T32] r4:84bf9700 [ 1342.164374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.164449][ T32] INFO: task kworker/1:1017:6145 blocked for more than 468 seconds. ** 1 printk messages dropped ** [ 1342.164591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1342.165150][ T32] r5:85833c00 r4:82918884 ** 5 printk messages dropped ** [ 1342.165604][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1342.166244][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.166325][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.166416][ T32] r5:857fc38c r4:857fc000 [ 1342.166448][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.166531][ T32] r7:ddde2d80 r6:83018200 r5:857fc38c r4:85864f00 [ 1342.166603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1342.166837][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.167038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.168591][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 7 printk messages dropped ** [ 1342.169005][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1342.169954][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1342.170352][ T32] r4:848b5900 ** 5 printk messages dropped ** [ 1342.170752][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.171380][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.171650][ T32] r4:85834800 [ 1342.171691][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.171784][ T32] r5:85834800 r4:82918884 [ 1342.171850][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.171925][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.171999][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec869e08 [ 1342.172023][ T32] r4:00000000 [ 1342.172042][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.172078][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.172145][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.195666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586df40 [ 1342.195731][ T32] r4:00000000 [ 1342.195772][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.195860][ T32] r9:83018205 r8:85834800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1342.195887][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.195955][ T32] r5:00001000 r4:dfb85000 [ 1342.195988][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.196044][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.196133][ T32] r5:857f338c r4:857f3000 [ 1342.196190][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.196300][ T32] r7:ddde2d80 r6:83018200 r5:857f338c r4:8586f000 [ 1342.196351][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.196406][ T32] r10:61c88647 r9:85834800 r8:8586f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.196430][ T32] r4:8586f000 [ 1342.196450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.196500][ T32] r10:00000000 r9:8586f000 r8:8027f5e8 r7:ecbade60 r6:8586f080 r5:85834800 [ 1342.196552][ T32] r4:00000001 [ 1342.196587][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.196665][ T32] Exception stack(0xec869fb0 to 0xec869ff8) [ 1342.196704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.196746][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.196777][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.196831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.196875][ T32] r4:8586db00 [ 1342.198059][ T32] INFO: task kworker/1:1018:6147 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.198135][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.198281][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.198400][ T32] Call trace: [ 1342.198453][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.198507][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.198602][ T32] r4:00000000 [ 1342.198647][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.198689][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.198718][ T32] 9d20: a4c15000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.198748][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.198774][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.198798][ T32] r5:80000113 r4:80239bb0 [ 1342.198818][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.198885][ T32] r4:82ac11e4 [ 1342.198932][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.199061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.199117][ T32] r4:eaeb9dc0 [ 1342.199164][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.199258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.199309][ T32] r4:00000000 [ 1342.199397][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.199507][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 4 printk messages dropped ** [ 1342.199944][ T32] r5:85a35f8c r4:85a35c00 ** 4 printk messages dropped ** [ 1342.200238][ T32] r4:848b5900 ** 5 printk messages dropped ** [ 1342.200583][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.200912][ T32] task:kworker/1:1019 state:D stack:0 pid:6149 tgid:6149 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.201410][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.201643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858710c0 ** 4 printk messages dropped ** [ 1342.201901][ T32] r5:00001000 r4:eb5ad000 ** 1 printk messages dropped ** [ 1342.201984][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.214433][ T32] Exception stack(0xecc09fb0 to 0xecc09ff8) ** 7 printk messages dropped ** [ 1342.215610][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.216203][ T32] 9d20: a4c15000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 6 printk messages dropped ** [ 1342.216766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 10 printk messages dropped ** [ 1342.217277][ T32] r5:85a35f8c r4:85a35c00 ** 4 printk messages dropped ** [ 1342.217540][ T32] r4:848b5900 [ 1342.217563][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.217611][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.217634][ T32] r4:00000001 [ 1342.217654][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.217690][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.217753][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.217786][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.217814][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.217844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.217867][ T32] r4:84bf9700 [ 1342.217908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.217942][ T32] INFO: task kworker/1:1020:6152 blocked for more than 468 seconds. [ 1342.218101][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.218130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.218150][ T32] task:kworker/1:1020 state:D stack:0 pid:6152 tgid:6152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.218272][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.218365][ T32] Call trace: [ 1342.218402][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.218449][ T32] r10:82918888 r9:ec9a1d84 r8:00000002 r7:60000013 r6:ec9a1d8c r5:85836c00 [ 1342.218489][ T32] r4:85836c00 [ 1342.218514][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.218579][ T32] r5:85836c00 r4:82918884 [ 1342.218670][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.218714][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.218760][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 [ 1342.218783][ T32] r4:00000000 [ 1342.218802][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.218839][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.218877][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.218921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85871400 [ 1342.218944][ T32] r4:00000000 [ 1342.219018][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.219069][ T32] r9:83018205 r8:85836c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1342.219091][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.219134][ T32] r5:00001000 r4:eb647000 [ 1342.219218][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.219261][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.219304][ T32] r5:857fcf8c r4:857fcc00 [ 1342.219324][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.219371][ T32] r7:ddde2d80 r6:83018200 r5:857fcf8c r4:8586f200 [ 1342.219397][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.219445][ T32] r10:61c88647 r9:85836c00 r8:8586f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.219468][ T32] r4:8586f200 [ 1342.219537][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.219607][ T32] r10:00000000 r9:8586f200 r8:8027f5e8 r7:ecc09e60 r6:8586f280 r5:85836c00 [ 1342.219633][ T32] r4:00000001 [ 1342.219717][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.219803][ T32] Exception stack(0xec9a1fb0 to 0xec9a1ff8) [ 1342.219833][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.219863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.219890][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.219919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.219940][ T32] r4:858712c0 [ 1342.220359][ T32] INFO: task kworker/1:1020:6152 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.220485][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.220674][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.220744][ T32] Call trace: [ 1342.220802][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.220849][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.220872][ T32] r4:00000000 [ 1342.220892][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.220928][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.221003][ T32] 9d20: a4c15000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.221036][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.221062][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.221090][ T32] r5:80000113 r4:80239bb0 [ 1342.221111][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.221158][ T32] r4:82ac11e4 [ 1342.221179][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.221228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 3 printk messages dropped ** [ 1342.221336][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.221624][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.221969][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 9 printk messages dropped ** [ 1342.243225][ T32] INFO: task kworker/1:1021:6154 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.243883][ T32] r4:8582e000 ** 4 printk messages dropped ** [ 1342.244170][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec991e08 ** 9 printk messages dropped ** [ 1342.244608][ T32] r5:00001000 r4:eba81000 [ 1342.244633][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.245118][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.245451][ T32] r10:61c88647 r9:8582e000 r8:8586f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.245479][ T32] r4:8586f300 [ 1342.245499][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.245547][ T32] r10:00000000 r9:8586f300 r8:8027f5e8 r7:ec9a1e60 r6:8586f380 r5:8582e000 [ 1342.245570][ T32] r4:00000001 [ 1342.245590][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.245627][ T32] Exception stack(0xec991fb0 to 0xec991ff8) [ 1342.245660][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.245691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.245718][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.245932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.245958][ T32] r4:858713c0 [ 1342.246698][ T32] INFO: task kworker/1:1021:6154 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.246732][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.246811][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.246859][ T32] Call trace: [ 1342.246888][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.246936][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.246959][ T32] r4:00000000 [ 1342.246978][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.247016][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.247044][ T32] 9d20: a4ef8000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.247072][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.247114][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.247142][ T32] r5:80000113 r4:80239bb0 [ 1342.247162][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.247206][ T32] r4:82ac11e4 [ 1342.247226][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.247274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.247296][ T32] r4:eaeb9dc0 [ 1342.247328][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.247377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.247490][ T32] r4:00000000 [ 1342.247515][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.247609][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.247635][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.247678][ T32] r5:00001000 r4:ed35d000 [ 1342.247698][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.247738][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.247779][ T32] r5:85a35f8c r4:85a35c00 [ 1342.247801][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.247847][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.247868][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.247913][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.247937][ T32] r4:848b5900 [ 1342.247956][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.248002][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.248026][ T32] r4:00000001 [ 1342.248046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.248082][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.248108][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.248272][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.248529][ T32] Call trace: ** 7 printk messages dropped ** [ 1342.248868][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca21e08 ** 7 printk messages dropped ** [ 1342.249454][ T32] r9:83018205 r8:85838000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 1 printk messages dropped ** [ 1342.249549][ T32] r5:00001000 r4:ebafb000 [ 1342.249632][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.249732][ T32] r5:857fcb8c r4:857fc800 ** 3 printk messages dropped ** [ 1342.249943][ T32] r10:61c88647 r9:85838000 r8:8586f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1342.250488][ T32] r4:85871800 ** 3 printk messages dropped ** [ 1342.251046][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.251465][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 7 printk messages dropped ** [ 1342.251728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 10 printk messages dropped ** [ 1342.279029][ T32] r5:85a35f8c r4:85a35c00 ** 4 printk messages dropped ** [ 1342.279434][ T32] r4:848b5900 ** 5 printk messages dropped ** [ 1342.279777][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.280174][ T32] r4:84bf9700 ** 2 printk messages dropped ** [ 1342.280317][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1342.280481][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.280712][ T32] r4:85839800 ** 4 printk messages dropped ** [ 1342.280990][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca39e08 ** 9 printk messages dropped ** [ 1342.281647][ T32] r5:00001000 r4:ebac5000 [ 1342.281682][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.281799][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.281847][ T32] r5:857fd78c r4:857fd400 [ 1342.281916][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.281968][ T32] r7:ddde2d80 r6:83018200 r5:857fd78c r4:8586f500 [ 1342.281990][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.282064][ T32] r10:61c88647 r9:85839800 r8:8586f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.282095][ T32] r4:8586f500 [ 1342.282115][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.282162][ T32] r10:00000000 r9:8586f500 r8:8027f5e8 r7:eca21e60 r6:8586f580 r5:85839800 [ 1342.282231][ T32] r4:00000001 [ 1342.296743][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.296890][ T32] Exception stack(0xeca39fb0 to 0xeca39ff8) [ 1342.296972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.297047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.297107][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.297167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.297212][ T32] r4:85871800 [ 1342.298308][ T32] INFO: task kworker/1:1023:6158 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.298353][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.298485][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.298605][ T32] Call trace: [ 1342.298656][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.298709][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.298735][ T32] r4:00000000 [ 1342.298757][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.298843][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.298882][ T32] 9d20: a570e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.298914][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.298939][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.298989][ T32] r5:80000113 r4:80239bb0 [ 1342.299020][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.299090][ T32] r4:82ac11e4 [ 1342.299112][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.299183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.299216][ T32] r4:eaeb9dc0 [ 1342.299237][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.299306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.299334][ T32] r4:00000000 [ 1342.299355][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.299429][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.299460][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.299532][ T32] r5:00001000 r4:ed35d000 [ 1342.299560][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.299603][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.299653][ T32] r5:85a35f8c r4:85a35c00 [ 1342.299718][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.299775][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.299828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.299939][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.300001][ T32] r4:848b5900 [ 1342.300062][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.300165][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.300220][ T32] r4:00000001 [ 1342.300256][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.300295][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.300323][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.300377][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.300482][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.300524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.300564][ T32] r4:84bf9700 [ 1342.300672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.300711][ T32] INFO: task kworker/0:484:6175 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1342.300928][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.301448][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.301816][ T32] r4:00000000 [ 1342.301882][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.301985][ T32] r9:83018005 r8:857b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1342.302038][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.302124][ T32] r5:00001000 r4:ec841000 [ 1342.302146][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.322712][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.322848][ T32] r5:847e5f8c r4:847e5c00 [ 1342.322926][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.323056][ T32] r7:dddced80 r6:83018000 r5:847e5f8c r4:84b75680 [ 1342.323089][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.323140][ T32] r10:61c88647 r9:857b6000 r8:84b756ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.323164][ T32] r4:84b75680 [ 1342.323185][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.323302][ T32] r10:00000000 r9:84b75680 r8:8027f5e8 r7:ecab5e60 r6:84b75700 r5:857b6000 [ 1342.323354][ T32] r4:00000001 [ 1342.323433][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.323541][ T32] Exception stack(0xeca29fb0 to 0xeca29ff8) [ 1342.323616][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.323648][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.323723][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.323762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.323785][ T32] r4:847345c0 [ 1342.324856][ T32] INFO: task kworker/0:484:6175 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.324902][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.324997][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.325095][ T32] Call trace: [ 1342.325167][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.325263][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.325310][ T32] r4:00000000 [ 1342.325350][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.325440][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.325472][ T32] 9d20: a5b5a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.325524][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.325553][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.325624][ T32] r5:80000113 r4:80239bb0 [ 1342.325651][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.325744][ T32] r4:82ac11e4 [ 1342.325794][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.325892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.325936][ T32] r4:eaeb9dc0 [ 1342.325976][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.326062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.326111][ T32] r4:00000000 [ 1342.326158][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.326211][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 4 printk messages dropped ** [ 1342.326632][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1342.326959][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1342.327098][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.327396][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1342.328438][ T32] r5:8583d400 r4:82918884 ** 7 printk messages dropped ** [ 1342.328995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587a0c0 ** 4 printk messages dropped ** [ 1342.329281][ T32] r5:00001000 r4:ec829000 [ 1342.329343][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.329444][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.329529][ T32] r5:847e5b8c r4:847e5800 [ 1342.329573][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.329674][ T32] r7:dddced80 r6:83018000 r5:847e5b8c r4:84b75780 [ 1342.329736][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.329796][ T32] r10:61c88647 r9:8583d400 r8:84b757ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.329875][ T32] r4:84b75780 [ 1342.329897][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.330091][ T32] r10:00000000 r9:84b75780 r8:8027f5e8 r7:eca29e60 r6:8586f800 r5:8583d400 [ 1342.330117][ T32] r4:00000001 [ 1342.330161][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.330201][ T32] Exception stack(0xecc15fb0 to 0xecc15ff8) [ 1342.330232][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.330289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.330318][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.330347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.330407][ T32] r4:854e9f40 [ 1342.330987][ T32] INFO: task kworker/0:485:6177 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.331059][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.332046][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1342.344181][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1342.344869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1342.345402][ T32] r4:8583c800 ** 8 printk messages dropped ** [ 1342.345785][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.346179][ T32] r5:8579638c r4:85796000 ** 9 printk messages dropped ** [ 1342.346677][ T32] Exception stack(0xecc1dfb0 to 0xecc1dff8) ** 7 printk messages dropped ** [ 1342.348310][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.348358][ T32] Call trace: [ 1342.348483][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.348562][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.348591][ T32] r4:00000000 [ 1342.348622][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.348791][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.348866][ T32] 9d20: a5b5a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.348902][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.348929][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.348953][ T32] r5:80000113 r4:80239bb0 [ 1342.348974][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.349021][ T32] r4:82ac11e4 [ 1342.349043][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.349117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.349142][ T32] r4:eaeb9dc0 [ 1342.349173][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.349276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.349337][ T32] r4:00000000 [ 1342.349410][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.349514][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.349561][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.349656][ T32] r5:00001000 r4:ed35d000 [ 1342.349734][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.349825][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.349916][ T32] r5:85a35f8c r4:85a35c00 [ 1342.349958][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.350094][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.350145][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.350249][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.350297][ T32] r4:848b5900 [ 1342.350346][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.350468][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 3 printk messages dropped ** [ 1342.350754][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.351347][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.351928][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.383212][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.383258][ T32] r5:00001000 r4:ece0d000 [ 1342.383279][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.383355][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.383480][ T32] r5:858e7b8c r4:858e7800 [ 1342.383527][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.383612][ T32] r7:dddced80 r6:83018000 r5:858e7b8c r4:84b75880 [ 1342.383667][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.383804][ T32] r10:61c88647 r9:8583a400 r8:84b758ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.383863][ T32] r4:84b75880 [ 1342.383918][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.384012][ T32] r10:00000000 r9:84b75880 r8:8027f5e8 r7:ecc1de60 r6:8586f900 r5:8583a400 [ 1342.384062][ T32] r4:00000001 [ 1342.384107][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.384222][ T32] Exception stack(0xecc25fb0 to 0xecc25ff8) [ 1342.384260][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.384289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.384316][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.384344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.384366][ T32] r4:8587a080 [ 1342.385415][ T32] INFO: task kworker/0:487:6180 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.385484][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.385621][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.385716][ T32] Call trace: [ 1342.385781][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.385851][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.385876][ T32] r4:00000000 [ 1342.385896][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.385933][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.385979][ T32] 9d20: a6185000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.386033][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.386060][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.386095][ T32] r5:80000113 r4:80239bb0 [ 1342.386137][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.386219][ T32] r4:82ac11e4 [ 1342.386269][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.386351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 5 printk messages dropped ** [ 1342.386645][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 3 printk messages dropped ** [ 1342.386878][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.386968][ T32] r5:85a35f8c r4:85a35c00 [ 1342.387020][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.387117][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.387162][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.387252][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.387304][ T32] r4:848b5900 [ 1342.387346][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.387454][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.387506][ T32] r4:00000001 [ 1342.387555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.387622][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.387687][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.387748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.387807][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.387873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.387933][ T32] r4:84bf9700 [ 1342.387982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.388058][ T32] INFO: task kworker/0:488:6324 blocked for more than 468 seconds. [ 1342.388150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.388192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1342.388279][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.388461][ T32] r4:8583b000 ** 3 printk messages dropped ** [ 1342.388578][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.388923][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.388965][ T32] r5:00001000 r4:ebbc9000 [ 1342.388985][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.389023][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.389065][ T32] r5:85795b8c r4:85795800 [ 1342.389085][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.389129][ T32] r7:dddced80 r6:83018000 r5:85795b8c r4:84b75900 [ 1342.389149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.389194][ T32] r10:61c88647 r9:8583b000 r8:84b7592c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.389217][ T32] r4:84b75900 [ 1342.389235][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.389279][ T32] r10:00000000 r9:84b75900 r8:8027f5e8 r7:ecc1de60 r6:8586f980 r5:8583b000 [ 1342.389300][ T32] r4:00000001 [ 1342.389319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.389353][ T32] Exception stack(0xecd5dfb0 to 0xecd5dff8) [ 1342.389393][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.389431][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.389457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.389485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.389506][ T32] r4:85895600 [ 1342.389877][ T32] INFO: task kworker/0:488:6324 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.389908][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.389989][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.390054][ T32] Call trace: [ 1342.390089][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.390156][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.390203][ T32] r4:00000000 [ 1342.390225][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.390284][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.390315][ T32] 9d20: a6185000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.390344][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 6 printk messages dropped ** [ 1342.390671][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1342.390932][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1342.391251][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.391531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.391719][ T32] INFO: task kworker/0:489:6368 blocked for more than 468 seconds. ** 4 printk messages dropped ** [ 1342.391870][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.392066][ T32] r5:8583e000 r4:82918884 ** 1 printk messages dropped ** [ 1342.392146][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.415419][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.415922][ T32] r5:00001000 r4:ecac5000 [ 1342.415963][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.416133][ T32] r5:85796b8c r4:85796800 [ 1342.416181][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.416293][ T32] r7:dddced80 r6:83018000 r5:85796b8c r4:84b75980 [ 1342.416343][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.416441][ T32] r10:61c88647 r9:8583e000 r8:84b759ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.416509][ T32] r4:84b75980 [ 1342.416609][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.416709][ T32] r10:00000000 r9:84b75980 r8:8027f5e8 r7:ecc1de60 r6:8586fa00 r5:8583e000 [ 1342.416760][ T32] r4:00000001 [ 1342.416803][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.416887][ T32] Exception stack(0xecf55fb0 to 0xecf55ff8) [ 1342.416958][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.417033][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.417113][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.417186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.417231][ T32] r4:8575ce00 [ 1342.418405][ T32] INFO: task kworker/0:489:6368 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.418449][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.418620][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.418705][ T32] Call trace: [ 1342.418742][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.419040][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.419120][ T32] r4:00000000 [ 1342.419166][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.419217][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.419260][ T32] 9d20: a6694000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.419311][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.419372][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.419483][ T32] r5:80000113 r4:80239bb0 [ 1342.419529][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.419588][ T32] r4:82ac11e4 [ 1342.419756][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.419860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.419904][ T32] r4:eaeb9dc0 [ 1342.419944][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.420044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.420092][ T32] r4:00000000 [ 1342.420130][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1342.420551][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.421122][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 10 printk messages dropped ** [ 1342.421714][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1342.440473][ T32] r4:85836000 ** 4 printk messages dropped ** [ 1342.440778][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf59e08 ** 8 printk messages dropped ** [ 1342.441132][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.441177][ T32] r5:00001000 r4:ed0db000 [ 1342.441365][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.441505][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.441724][ T32] r7:dddced80 r6:83018000 r5:847ed78c r4:84b75a00 ** 8 printk messages dropped ** [ 1342.442205][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.458013][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.458751][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1342.459377][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.459836][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.460525][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.460839][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.461507][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.462018][ T32] r5:85831800 r4:82918884 ** 1 printk messages dropped ** [ 1342.462141][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.473423][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.473731][ T32] r5:00001000 r4:ecd21000 [ 1342.473751][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1342.474071][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1342.474334][ T32] r10:00000000 r9:84b75a80 r8:8027f5e8 r7:ecf59e60 r6:8586fb00 r5:85831800 [ 1342.474361][ T32] r4:00000001 [ 1342.474382][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.474428][ T32] Exception stack(0xecf5dfb0 to 0xecf5dff8) [ 1342.474458][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.474510][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.474544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.474629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.474654][ T32] r4:8575c980 [ 1342.475429][ T32] INFO: task kworker/0:491:6370 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.475471][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.475568][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.475620][ T32] Call trace: [ 1342.475705][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.475824][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.475852][ T32] r4:00000000 [ 1342.475899][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.475947][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.476132][ T32] 9d20: a6d5b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.476168][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.476247][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.476275][ T32] r5:80000113 r4:80239bb0 [ 1342.476297][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.476367][ T32] r4:82ac11e4 [ 1342.476396][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.476451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.476584][ T32] r4:eaeb9dc0 [ 1342.476674][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.476731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.476756][ T32] r4:00000000 [ 1342.476807][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.476864][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.476887][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.476966][ T32] r5:00001000 r4:ed35d000 [ 1342.476990][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.477060][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.477150][ T32] r5:85a35f8c r4:85a35c00 [ 1342.477256][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.477370][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.477490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.477562][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.477586][ T32] r4:848b5900 [ 1342.477697][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.477752][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.477823][ T32] r4:00000001 [ 1342.477849][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.477909][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.477957][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.477988][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.478021][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.478053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.478077][ T32] r4:84bf9700 [ 1342.478099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.478331][ T32] INFO: task kworker/0:492:6373 blocked for more than 468 seconds. [ 1342.478407][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.478468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.478510][ T32] task:kworker/0:492 state:D stack:0 pid:6373 tgid:6373 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.478742][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.478893][ T32] Call trace: [ 1342.478965][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.479040][ T32] r10:82918888 r9:ecf65d84 r8:00000002 r7:60000113 r6:ecf65d8c r5:85841800 [ 1342.479113][ T32] r4:85841800 [ 1342.479167][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.479232][ T32] r5:85841800 r4:82918884 [ 1342.479258][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.479509][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.479869][ T32] r5:00001000 r4:ecd51000 [ 1342.479933][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.479983][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.480039][ T32] r5:8579578c r4:85795400 ** 2 printk messages dropped ** [ 1342.480322][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.481104][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.481961][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.506738][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 5 printk messages dropped ** [ 1342.507119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.507143][ T32] r4:eaeb9dc0 [ 1342.507163][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.507231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.507260][ T32] r4:00000000 [ 1342.507282][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.507354][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.507381][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.507438][ T32] r5:00001000 r4:ed35d000 [ 1342.507458][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.507570][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.507619][ T32] r5:85a35f8c r4:85a35c00 [ 1342.507641][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.507744][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.507873][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.507927][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.507991][ T32] r4:848b5900 [ 1342.508016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.508114][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.508141][ T32] r4:00000001 [ 1342.508163][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.508201][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.508301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.508340][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.508370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.508405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.508429][ T32] r4:84bf9700 [ 1342.508503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.508549][ T32] INFO: task kworker/0:493:6375 blocked for more than 468 seconds. [ 1342.508584][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.508609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.508651][ T32] task:kworker/0:493 state:D stack:0 pid:6375 tgid:6375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.508838][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.508938][ T32] Call trace: [ 1342.508976][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.509024][ T32] r10:82918888 r9:ecf4dd84 r8:00000002 r7:60000113 r6:ecf4dd8c r5:857b2400 [ 1342.509203][ T32] r4:857b2400 [ 1342.509228][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.509275][ T32] r5:857b2400 r4:82918884 [ 1342.509319][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.509368][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.509424][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf4de08 [ 1342.509448][ T32] r4:00000000 [ 1342.509568][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.509613][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.509653][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.509699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0000 [ 1342.509798][ T32] r4:00000000 [ 1342.509925][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.510137][ T32] r9:83018005 r8:857b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f1a9000 [ 1342.510162][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.510208][ T32] r5:00001000 r4:ece17000 [ 1342.510229][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.510268][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.510310][ T32] r5:8579678c r4:85796400 [ 1342.510354][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.510467][ T32] r7:dddced80 r6:83018000 r5:8579678c r4:84b75c00 [ 1342.510492][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.510540][ T32] r10:61c88647 r9:857b2400 r8:84b75c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.510587][ T32] r4:84b75c00 [ 1342.510608][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.510656][ T32] r10:00000000 r9:84b75c00 r8:8027f5e8 r7:ecf59e60 r6:84b75c80 r5:857b2400 [ 1342.510679][ T32] r4:00000001 [ 1342.510699][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.510735][ T32] Exception stack(0xecf4dfb0 to 0xecf4dff8) [ 1342.510761][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.510828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.510860][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.510889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.510911][ T32] r4:84734dc0 [ 1342.511721][ T32] INFO: task kworker/0:493:6375 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.511763][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.530241][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 3 printk messages dropped ** [ 1342.530695][ T32] r5:80000113 r4:80239bb0 ** 2 printk messages dropped ** [ 1342.530816][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1342.531156][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.531515][ T32] r5:00001000 r4:ed35d000 ** 4 printk messages dropped ** [ 1342.531839][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 4 printk messages dropped ** [ 1342.532053][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 4 printk messages dropped ** [ 1342.539012][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.539075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.539144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.539200][ T32] r4:84bf9700 [ 1342.539252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.539309][ T32] INFO: task kworker/0:494:6378 blocked for more than 469 seconds. [ 1342.539373][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.539438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.539482][ T32] task:kworker/0:494 state:D stack:0 pid:6378 tgid:6378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.539590][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.539710][ T32] Call trace: [ 1342.539813][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.539918][ T32] r10:82918888 r9:ecf69d84 r8:00000002 r7:60000113 r6:ecf69d8c r5:857b1800 [ 1342.539986][ T32] r4:857b1800 [ 1342.540038][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.540164][ T32] r5:857b1800 r4:82918884 [ 1342.540261][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.540377][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.540483][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf69e08 [ 1342.540530][ T32] r4:00000000 [ 1342.540572][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.540646][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.540736][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.540846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0280 [ 1342.540913][ T32] r4:00000000 [ 1342.540974][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.541069][ T32] r9:83018005 r8:857b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f1ab000 [ 1342.541125][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.541211][ T32] r5:00001000 r4:ece37000 [ 1342.541254][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.541340][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.541434][ T32] r5:85796f8c r4:85796c00 [ 1342.541478][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.541590][ T32] r7:dddced80 r6:83018000 r5:85796f8c r4:84b75d00 [ 1342.541649][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.541743][ T32] r10:61c88647 r9:857b1800 r8:84b75d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.541813][ T32] r4:84b75d00 [ 1342.541862][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.541956][ T32] r10:00000000 r9:84b75d00 r8:8027f5e8 r7:ecf59e60 r6:84b75d80 r5:857b1800 [ 1342.542020][ T32] r4:00000001 [ 1342.542065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.542207][ T32] Exception stack(0xecf69fb0 to 0xecf69ff8) [ 1342.556971][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.557074][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.557200][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.557278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.557327][ T32] r4:856a0100 [ 1342.558527][ T32] INFO: task kworker/0:494:6378 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.558622][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.558773][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.558870][ T32] Call trace: [ 1342.558905][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.558961][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.558985][ T32] r4:00000000 [ 1342.559007][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.559075][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.559106][ T32] 9d20: a76c1000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.559137][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.559163][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.559188][ T32] r5:80000113 r4:80239bb0 [ 1342.559209][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.559273][ T32] r4:82ac11e4 [ 1342.559308][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.559406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.559450][ T32] r4:eaeb9dc0 [ 1342.559499][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.559593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.559657][ T32] r4:00000000 [ 1342.559691][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.559773][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.559807][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.559877][ T32] r5:00001000 r4:ed35d000 [ 1342.559905][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.559955][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.560034][ T32] r5:85a35f8c r4:85a35c00 [ 1342.560085][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.560150][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.560198][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.560254][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.560280][ T32] r4:848b5900 [ 1342.560324][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.560408][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.560434][ T32] r4:00000001 [ 1342.560476][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.560522][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.560554][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.560649][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.560684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.560715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.560741][ T32] r4:84bf9700 [ 1342.560764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.560842][ T32] INFO: task kworker/0:495:6380 blocked for more than 469 seconds. [ 1342.560938][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.560970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.561038][ T32] task:kworker/0:495 state:D stack:0 pid:6380 tgid:6380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.561094][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.561195][ T32] Call trace: [ 1342.561240][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.561312][ T32] r10:82918888 r9:ecf6dd84 r8:00000002 r7:60000013 r6:ecf6dd8c r5:857b5400 [ 1342.561340][ T32] r4:857b5400 [ 1342.561398][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.561451][ T32] r5:857b5400 r4:82918884 [ 1342.561474][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.561563][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.561615][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf6de08 [ 1342.561643][ T32] r4:00000000 [ 1342.561666][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.561703][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.561818][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.561868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0100 [ 1342.561891][ T32] r4:00000000 [ 1342.561911][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.561956][ T32] r9:83018005 r8:857b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f1b3000 [ 1342.561979][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.562020][ T32] r5:00001000 r4:ecf7d000 [ 1342.562040][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.562078][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.562120][ T32] r5:8588e38c r4:8588e000 [ 1342.562139][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.574414][ T32] r7:dddced80 r6:83018000 r5:8588e38c r4:84b75e00 [ 1342.574464][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.574539][ T32] r10:61c88647 r9:857b5400 r8:84b75e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.574591][ T32] r4:84b75e00 [ 1342.574613][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.574848][ T32] r10:00000000 r9:84b75e00 r8:8027f5e8 r7:ecf59e60 r6:84b75e80 r5:857b5400 [ 1342.574876][ T32] r4:00000001 [ 1342.574898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.574943][ T32] Exception stack(0xecf6dfb0 to 0xecf6dff8) [ 1342.575023][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.575120][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.575257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.575315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.575492][ T32] r4:856a0240 [ 1342.576258][ T32] INFO: task kworker/0:495:6380 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.576296][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.576388][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.576477][ T32] Call trace: [ 1342.576516][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.576592][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.576657][ T32] r4:00000000 [ 1342.576680][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.576720][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.576748][ T32] 9d20: a76c1000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.576777][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.576850][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.576879][ T32] r5:80000113 r4:80239bb0 [ 1342.576928][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.576979][ T32] r4:82ac11e4 [ 1342.577001][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.577075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.577102][ T32] r4:eaeb9dc0 [ 1342.577122][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.577171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.577194][ T32] r4:00000000 [ 1342.577260][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.577312][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.577335][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.577651][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.578003][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 10 printk messages dropped ** [ 1342.578529][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1342.578655][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.578697][ T32] Call trace: [ 1342.578727][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.578770][ T32] r10:82918888 r9:ecf71d84 r8:00000002 r7:60000113 r6:ecf71d8c r5:857b3c00 [ 1342.578793][ T32] r4:857b3c00 [ 1342.578813][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.578851][ T32] r5:857b3c00 r4:82918884 [ 1342.578873][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.578910][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.578953][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf71e08 [ 1342.578975][ T32] r4:00000000 [ 1342.578995][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.579031][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.579069][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.579139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0600 [ 1342.579234][ T32] r4:00000000 [ 1342.579414][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.579489][ T32] r9:83018005 r8:857b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1b7000 [ 1342.579619][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.579689][ T32] r5:00001000 r4:ecf91000 [ 1342.579715][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.579775][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.579822][ T32] r5:8579778c r4:85797400 [ 1342.579842][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.579886][ T32] r7:dddced80 r6:83018000 r5:8579778c r4:84b75f00 [ 1342.579923][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.579976][ T32] r10:61c88647 r9:857b3c00 r8:84b75f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.580054][ T32] r4:84b75f00 [ 1342.580077][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.580298][ T32] r10:00000000 r9:84b75f00 r8:8027f5e8 r7:ecf59e60 r6:84b75f80 r5:857b3c00 [ 1342.580397][ T32] r4:00000001 [ 1342.580426][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.580466][ T32] Exception stack(0xecf71fb0 to 0xecf71ff8) [ 1342.580492][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.580536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.580574][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.580660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.580852][ T32] r4:856a0580 [ 1342.581242][ T32] INFO: task kworker/0:496:6385 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.581275][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.581331][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.581426][ T32] Call trace: [ 1342.581457][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.581506][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.581531][ T32] r4:00000000 [ 1342.581577][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.581676][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 2 printk messages dropped ** [ 1342.581830][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1342.601685][ T32] r4:eaeb9dc0 ** 2 printk messages dropped ** [ 1342.601857][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.602047][ T32] r5:00001000 r4:ed35d000 [ 1342.602068][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.602110][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.602155][ T32] r5:85a35f8c r4:85a35c00 [ 1342.602231][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.602680][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.602739][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.602810][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.602861][ T32] r4:848b5900 [ 1342.602912][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.602968][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.603029][ T32] r4:00000001 [ 1342.603057][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.603100][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.603159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.603202][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.603231][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.603263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.603331][ T32] r4:84bf9700 [ 1342.603362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.603401][ T32] INFO: task kworker/0:497:6388 blocked for more than 469 seconds. [ 1342.603442][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1342.603522][ T32] task:kworker/0:497 state:D stack:0 pid:6388 tgid:6388 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1342.603821][ T32] r4:857b6c00 ** 4 printk messages dropped ** [ 1342.604073][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf85e08 ** 9 printk messages dropped ** [ 1342.604744][ T32] r5:00001000 r4:ecfa5000 [ 1342.604778][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.604826][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.605033][ T32] r7:dddced80 r6:83018000 r5:85797b8c r4:85877000 ** 7 printk messages dropped ** [ 1342.605433][ T32] Exception stack(0xecf85fb0 to 0xecf85ff8) ** 4 printk messages dropped ** [ 1342.605616][ T32] r4:856a0300 ** 1 printk messages dropped ** [ 1342.606929][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.607464][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.607501][ T32] 9d20: a7ab0000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.607531][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.607556][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.607598][ T32] r5:80000113 r4:80239bb0 [ 1342.607631][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.607705][ T32] r4:82ac11e4 [ 1342.607737][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.607812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.607865][ T32] r4:eaeb9dc0 [ 1342.607893][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.607958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.608038][ T32] r4:00000000 [ 1342.608079][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.608196][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.608250][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.608345][ T32] r5:00001000 r4:ed35d000 [ 1342.608399][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.608504][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.608611][ T32] r5:85a35f8c r4:85a35c00 [ 1342.608664][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.608760][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.608803][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.608892][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.608945][ T32] r4:848b5900 [ 1342.609017][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.609117][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.609166][ T32] r4:00000001 [ 1342.609226][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.609303][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.609362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.609487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.609548][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.609625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.609681][ T32] r4:84bf9700 [ 1342.609731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.609786][ T32] INFO: task kworker/0:498:6391 blocked for more than 469 seconds. [ 1342.609843][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.609906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.609953][ T32] task:kworker/0:498 state:D stack:0 pid:6391 tgid:6391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.610049][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.610149][ T32] Call trace: [ 1342.610190][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.610264][ T32] r10:82918888 r9:ecf99d84 r8:00000002 r7:60000113 r6:ecf99d8c r5:857b4800 [ 1342.610345][ T32] r4:857b4800 [ 1342.610370][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.610461][ T32] r5:857b4800 r4:82918884 [ 1342.610489][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.610575][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.610653][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf99e08 [ 1342.610682][ T32] r4:00000000 [ 1342.610752][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.610821][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.610935][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.611010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85946140 [ 1342.611040][ T32] r4:00000000 [ 1342.611210][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.611261][ T32] r9:83018005 r8:857b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f249000 [ 1342.611284][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.611351][ T32] r5:00001000 r4:ed0b7000 [ 1342.611404][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.611485][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.611568][ T32] r5:847edb8c r4:847ed800 [ 1342.611609][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.611702][ T32] r7:dddced80 r6:83018000 r5:847edb8c r4:85877100 [ 1342.611780][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.611858][ T32] r10:61c88647 r9:857b4800 r8:8587712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.611885][ T32] r4:85877100 [ 1342.611907][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.611979][ T32] r10:00000000 r9:85877100 r8:8027f5e8 r7:ecf59e60 r6:85877180 r5:857b4800 [ 1342.612081][ T32] r4:00000001 [ 1342.612122][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.646758][ T32] Exception stack(0xecf99fb0 to 0xecf99ff8) [ 1342.646985][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.647076][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.647139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.647221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.647273][ T32] r4:856a0700 [ 1342.648508][ T32] INFO: task kworker/0:498:6391 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.648596][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.648744][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.648858][ T32] Call trace: [ 1342.648941][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.649011][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.649061][ T32] r4:00000000 [ 1342.649210][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.649281][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.649312][ T32] 9d20: a8029000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.649342][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.649367][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.649396][ T32] r5:80000113 r4:80239bb0 [ 1342.649420][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.649469][ T32] r4:82ac11e4 [ 1342.649557][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.649684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.649747][ T32] r4:eaeb9dc0 [ 1342.649808][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.649916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.649967][ T32] r4:00000000 [ 1342.650010][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.650104][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.650156][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.650265][ T32] r5:00001000 r4:ed35d000 [ 1342.650315][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.650412][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.650523][ T32] r5:85a35f8c r4:85a35c00 [ 1342.650598][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.650693][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.650717][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.650765][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.650789][ T32] r4:848b5900 [ 1342.650809][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.650884][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.650912][ T32] r4:00000001 [ 1342.650934][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.650971][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.650997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.651074][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.651168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.651227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.651398][ T32] r4:84bf9700 [ 1342.651427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.651507][ T32] INFO: task kworker/0:499:6476 blocked for more than 469 seconds. [ 1342.651606][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.651682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.651731][ T32] task:kworker/0:499 state:D stack:0 pid:6476 tgid:6476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.651832][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.651919][ T32] Call trace: [ 1342.651975][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.652023][ T32] r10:82918888 r9:ed175d84 r8:00000002 r7:60000113 r6:ed175d8c r5:857b3000 [ 1342.652046][ T32] r4:857b3000 [ 1342.652066][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.652104][ T32] r5:857b3000 r4:82918884 [ 1342.652124][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.652178][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.673020][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed175e08 [ 1342.673108][ T32] r4:00000000 [ 1342.673153][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.673273][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.673366][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.673466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85946340 [ 1342.673523][ T32] r4:00000000 [ 1342.673580][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.673688][ T32] r9:83018005 r8:857b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f24b000 [ 1342.673736][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.673830][ T32] r5:00001000 r4:ed0cb000 [ 1342.673872][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.673964][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.674058][ T32] r5:847ecb8c r4:847ec800 [ 1342.674095][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.674149][ T32] r7:dddced80 r6:83018000 r5:847ecb8c r4:85877200 [ 1342.674200][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.674254][ T32] r10:61c88647 r9:857b3000 r8:8587722c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.674302][ T32] r4:85877200 [ 1342.674345][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.674469][ T32] r10:00000000 r9:85877200 r8:8027f5e8 r7:ecf59e60 r6:85877280 r5:857b3000 [ 1342.674533][ T32] r4:00000001 [ 1342.674603][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.674659][ T32] Exception stack(0xed175fb0 to 0xed175ff8) [ 1342.674720][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.674755][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.674787][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.674817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.674849][ T32] r4:85946100 [ 1342.675823][ T32] INFO: task kworker/0:499:6476 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.675865][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.675990][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.676043][ T32] Call trace: [ 1342.676075][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.676220][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.676329][ T32] r4:00000000 [ 1342.676354][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.676523][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.676630][ T32] 9d20: a840a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.676730][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.676760][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.676785][ T32] r5:80000113 r4:80239bb0 [ 1342.676904][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.676973][ T32] r4:82ac11e4 [ 1342.676995][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.677046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.677071][ T32] r4:eaeb9dc0 [ 1342.677092][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.677138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.677185][ T32] r4:00000000 [ 1342.677209][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.677406][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.677436][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.677482][ T32] r5:00001000 r4:ed35d000 [ 1342.677503][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.677566][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.677611][ T32] r5:85a35f8c r4:85a35c00 [ 1342.677663][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.677841][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.677892][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.677944][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.677970][ T32] r4:848b5900 [ 1342.677992][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.678179][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.678235][ T32] r4:00000001 [ 1342.678261][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.678394][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.678442][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.678487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.678517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.678590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.678631][ T32] r4:84bf9700 [ 1342.678682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.678723][ T32] INFO: task kworker/0:500:6478 blocked for more than 469 seconds. [ 1342.678784][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.678992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.679052][ T32] task:kworker/0:500 state:D stack:0 pid:6478 tgid:6478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.679129][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.679181][ T32] Call trace: [ 1342.679279][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.679377][ T32] r10:82918888 r9:ed185d84 r8:00000002 r7:60000013 r6:ed185d8c r5:857b0000 [ 1342.679416][ T32] r4:857b0000 [ 1342.679493][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.679542][ T32] r5:857b0000 r4:82918884 [ 1342.679599][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.679645][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.679692][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed185e08 [ 1342.679715][ T32] r4:00000000 [ 1342.679735][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.679800][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.680244][ T32] r5:00001000 r4:ed11f000 [ 1342.680272][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.680316][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.680584][ T32] r10:61c88647 r9:857b0000 r8:8587732c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1342.680839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.680970][ T32] Exception stack(0xed185fb0 to 0xed185ff8) [ 1342.681023][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.681057][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.681098][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.681148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.681175][ T32] r4:85946300 [ 1342.681805][ T32] INFO: task kworker/0:500:6478 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.681878][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.681996][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.682122][ T32] Call trace: [ 1342.682231][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.702840][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.702894][ T32] r4:00000000 [ 1342.702921][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.703020][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.703084][ T32] 9d20: a878a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.703122][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.703151][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.703204][ T32] r5:80000113 r4:80239bb0 [ 1342.703234][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.703387][ T32] r4:82ac11e4 [ 1342.703444][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1342.704617][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1342.706018][ T32] r4:8506ec00 ** 12 printk messages dropped ** [ 1342.706694][ T32] r9:83018005 r8:8506ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f24f000 ** 3 printk messages dropped ** [ 1342.707062][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1342.709581][ T32] Call trace: ** 1 printk messages dropped ** [ 1342.709846][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.709908][ T32] r4:00000000 [ 1342.709953][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.710031][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.710111][ T32] 9d20: a878a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.710193][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.710255][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.710310][ T32] r5:80000113 r4:80239bb0 [ 1342.710384][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.710509][ T32] r4:82ac11e4 [ 1342.710595][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.710732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.710832][ T32] r4:eaeb9dc0 [ 1342.710880][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.710931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 4 printk messages dropped ** [ 1342.711186][ T32] r5:00001000 r4:ed35d000 ** 14 printk messages dropped ** [ 1342.712011][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1342.742049][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.743141][ T32] r5:00001000 r4:ed107000 ** 4 printk messages dropped ** [ 1342.743444][ T32] r7:dddced80 r6:83018000 r5:847ec78c r4:85877500 ** 18 printk messages dropped ** [ 1342.746120][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 25 printk messages dropped ** [ 1342.747986][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 24 printk messages dropped ** [ 1342.749769][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1342.750761][ T32] r5:8579c38c r4:8579c000 ** 12 printk messages dropped ** [ 1342.751641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.775539][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.775581][ T32] 9d20: a8f15000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.775614][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.775641][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.775667][ T32] r5:80000113 r4:80239bb0 [ 1342.775731][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.775785][ T32] r4:82ac11e4 [ 1342.775892][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.775998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.776177][ T32] r4:eaeb9dc0 [ 1342.776382][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.776437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.776461][ T32] r4:00000000 [ 1342.776482][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.776530][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.776558][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.776682][ T32] r5:00001000 r4:ed35d000 [ 1342.776707][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.776891][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.776938][ T32] r5:85a35f8c r4:85a35c00 [ 1342.776960][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.777097][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.777124][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.777209][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.777236][ T32] r4:848b5900 [ 1342.777257][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1342.777510][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.777924][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.777994][ T32] Call trace: [ 1342.778056][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.778107][ T32] r10:82918888 r9:ed199d84 r8:00000002 r7:60000013 r6:ed199d8c r5:85250c00 [ 1342.778131][ T32] r4:85250c00 [ 1342.778221][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.778265][ T32] r5:85250c00 r4:82918884 [ 1342.778334][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.778516][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.779031][ T32] r5:00001000 r4:ed12f000 ** 2 printk messages dropped ** [ 1342.779294][ T32] r5:847e7b8c r4:847e7800 ** 3 printk messages dropped ** [ 1342.779503][ T32] r10:61c88647 r9:85250c00 r8:8587772c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.779823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.780834][ T32] Call trace: ** 1 printk messages dropped ** [ 1342.780942][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.780990][ T32] r4:00000000 [ 1342.781014][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.781058][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.781179][ T32] 9d20: a8f15000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.781239][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.781318][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.781387][ T32] r5:80000113 r4:80239bb0 [ 1342.781420][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.781466][ T32] r4:82ac11e4 [ 1342.781486][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.781540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.781564][ T32] r4:eaeb9dc0 [ 1342.781584][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.781668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.781695][ T32] r4:00000000 [ 1342.781717][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.781789][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.781815][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.781872][ T32] r5:00001000 r4:ed35d000 [ 1342.781986][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.782059][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.782106][ T32] r5:85a35f8c r4:85a35c00 [ 1342.782127][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.782173][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.782258][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.802963][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.803091][ T32] r4:848b5900 [ 1342.803125][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1342.803280][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 4 printk messages dropped ** [ 1342.803519][ T32] r4:84bf9700 ** 2 printk messages dropped ** [ 1342.803922][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1342.804034][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.804497][ T32] r4:85251800 ** 2 printk messages dropped ** [ 1342.804579][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1342.805303][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.805401][ T32] r9:83018005 r8:85251800 r7:00000000 r6:83018000 r5:00001000 r4:7f257000 ** 1 printk messages dropped ** [ 1342.805481][ T32] r5:00001000 r4:ed19f000 [ 1342.805502][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.805541][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.805593][ T32] r5:847ec38c r4:847ec000 [ 1342.805614][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.805664][ T32] r7:dddced80 r6:83018000 r5:847ec38c r4:85877800 [ 1342.805717][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.805889][ T32] r10:61c88647 r9:85251800 r8:8587782c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.805916][ T32] r4:85877800 [ 1342.805960][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.806009][ T32] r10:00000000 r9:85877800 r8:8027f5e8 r7:ed191e60 r6:85877880 r5:85251800 [ 1342.806059][ T32] r4:00000001 [ 1342.806100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.806140][ T32] Exception stack(0xed19dfb0 to 0xed19dff8) [ 1342.806298][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.806343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.806385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.806549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.806598][ T32] r4:85946c00 [ 1342.807327][ T32] INFO: task kworker/0:505:6489 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.807408][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.807485][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.807533][ T32] Call trace: [ 1342.807562][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.807635][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.807664][ T32] r4:00000000 [ 1342.807685][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.807745][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.807778][ T32] 9d20: a903c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.807807][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.807834][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.807994][ T32] r5:80000113 r4:80239bb0 [ 1342.808043][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.808154][ T32] r4:82ac11e4 [ 1342.808179][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.808230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.808253][ T32] r4:eaeb9dc0 [ 1342.808273][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.808421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.808469][ T32] r4:00000000 [ 1342.808560][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.808620][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.808645][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.808689][ T32] r5:00001000 r4:ed35d000 [ 1342.808710][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.808751][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.808792][ T32] r5:85a35f8c r4:85a35c00 [ 1342.808839][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.808990][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.809092][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.809194][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.809220][ T32] r4:848b5900 [ 1342.809239][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.809287][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.809309][ T32] r4:00000001 [ 1342.809411][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.809454][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.809506][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.809544][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.809575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.809628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.809654][ T32] r4:84bf9700 [ 1342.809677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.809703][ T32] INFO: task kworker/0:506:6491 blocked for more than 469 seconds. [ 1342.809731][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.809754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.809821][ T32] task:kworker/0:506 state:D stack:0 pid:6491 tgid:6491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.809959][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.810145][ T32] r10:82918888 r9:ed1a9d84 r8:00000002 r7:60000013 r6:ed1a9d8c r5:85252400 ** 4 printk messages dropped ** [ 1342.810633][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.810822][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1342.810973][ T32] r9:83018005 r8:85252400 r7:00000000 r6:83018000 r5:00001000 r4:7f25b000 ** 1 printk messages dropped ** [ 1342.811122][ T32] r5:00001000 r4:ed1b7000 [ 1342.811147][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.811234][ T32] r5:8579cb8c r4:8579c800 ** 1 printk messages dropped ** [ 1342.811298][ T32] r7:dddced80 r6:83018000 r5:8579cb8c r4:85877900 ** 2 printk messages dropped ** [ 1342.811427][ T32] r4:85877900 ** 1 printk messages dropped ** [ 1342.811681][ T32] r10:00000000 r9:85877900 r8:8027f5e8 r7:ed191e60 r6:85877980 r5:85252400 ** 4 printk messages dropped ** [ 1342.811927][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.811955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.811984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.812102][ T32] r4:85946c00 [ 1342.834078][ T32] INFO: task kworker/0:506:6491 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.834251][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.834363][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.834443][ T32] Call trace: [ 1342.834505][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.834617][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.834678][ T32] r4:00000000 [ 1342.834707][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.834777][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.834817][ T32] 9d20: a9439000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.834849][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.834900][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.834930][ T32] r5:80000113 r4:80239bb0 [ 1342.834953][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.835025][ T32] r4:82ac11e4 [ 1342.835050][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.835107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.835155][ T32] r4:eaeb9dc0 [ 1342.835202][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.835252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.835275][ T32] r4:00000000 [ 1342.835294][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.835366][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.835398][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.835449][ T32] r5:00001000 r4:ed35d000 [ 1342.835470][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.835534][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.835582][ T32] r5:85a35f8c r4:85a35c00 [ 1342.835622][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.835678][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.835714][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.835823][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.835872][ T32] r4:848b5900 [ 1342.835911][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.835995][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.836043][ T32] r4:00000001 [ 1342.836106][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.836178][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.836232][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.836284][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.836333][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.836409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.836455][ T32] r4:84bf9700 [ 1342.836489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.836562][ T32] INFO: task kworker/0:507:6492 blocked for more than 469 seconds. [ 1342.836600][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.836628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.836653][ T32] task:kworker/0:507 state:D stack:0 pid:6492 tgid:6492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.836729][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.836803][ T32] Call trace: [ 1342.836836][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.836891][ T32] r10:82918888 r9:ed16dd84 r8:00000002 r7:60000013 r6:ed16dd8c r5:85253000 [ 1342.836919][ T32] r4:85253000 [ 1342.836946][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.836987][ T32] r5:85253000 r4:82918884 [ 1342.837104][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.837147][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.837235][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed16de08 [ 1342.837262][ T32] r4:00000000 [ 1342.837282][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.837336][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.837405][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.837456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569c3c0 [ 1342.837480][ T32] r4:00000000 [ 1342.837499][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.837617][ T32] r9:83018005 r8:85253000 r7:00000000 r6:83018000 r5:00001000 r4:7f261000 [ 1342.837726][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.837775][ T32] r5:00001000 r4:ed1db000 [ 1342.837848][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.837959][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.838008][ T32] r5:8579cf8c r4:8579cc00 [ 1342.838077][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.838127][ T32] r7:dddced80 r6:83018000 r5:8579cf8c r4:85877a00 [ 1342.838151][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.838198][ T32] r10:61c88647 r9:85253000 r8:85877a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.838220][ T32] r4:85877a00 [ 1342.838239][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.838283][ T32] r10:00000000 r9:85877a00 r8:8027f5e8 r7:ed1a9e60 r6:85877a80 r5:85253000 [ 1342.838329][ T32] r4:00000001 [ 1342.838363][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.838409][ T32] Exception stack(0xed16dfb0 to 0xed16dff8) [ 1342.838459][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.838492][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.838521][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.838581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.838630][ T32] r4:85946e00 [ 1342.839123][ T32] INFO: task kworker/0:507:6492 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.839156][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.839216][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.839261][ T32] Call trace: [ 1342.839387][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.839578][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.839732][ T32] r4:00000000 [ 1342.839767][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.839816][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.839844][ T32] 9d20: a9439000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.839873][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.839900][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.839923][ T32] r5:80000113 r4:80239bb0 [ 1342.839967][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.840015][ T32] r4:82ac11e4 [ 1342.840049][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.840167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.840195][ T32] r4:eaeb9dc0 [ 1342.840240][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.840291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.840315][ T32] r4:00000000 [ 1342.840359][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.840464][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.840491][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.840536][ T32] r5:00001000 r4:ed35d000 [ 1342.840580][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.840689][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.840736][ T32] r5:85a35f8c r4:85a35c00 [ 1342.840758][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.840855][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.840881][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.840982][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.841098][ T32] r4:848b5900 [ 1342.841122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.841170][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.841195][ T32] r4:00000001 [ 1342.841215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.841326][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.841357][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.841403][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.841434][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.841464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.841488][ T32] r4:84bf9700 [ 1342.841508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.841532][ T32] INFO: task kworker/0:508:6495 blocked for more than 469 seconds. [ 1342.841643][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.841672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.841701][ T32] task:kworker/0:508 state:D stack:0 pid:6495 tgid:6495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.841747][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.841830][ T32] Call trace: [ 1342.841942][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.842035][ T32] r10:82918888 r9:ed1c1d84 r8:00000002 r7:60000013 r6:ed1c1d8c r5:85254800 [ 1342.842146][ T32] r4:85254800 [ 1342.876718][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.877013][ T32] r5:85254800 r4:82918884 [ 1342.877134][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.877342][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1c1e08 ** 3 printk messages dropped ** [ 1342.877677][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1342.878009][ T32] r9:83018005 r8:85254800 r7:00000000 r6:83018000 r5:00001000 r4:7f25d000 ** 1 printk messages dropped ** [ 1342.878256][ T32] r5:00001000 r4:ed1c3000 [ 1342.878304][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.878488][ T32] r5:8579c78c r4:8579c400 ** 1 printk messages dropped ** [ 1342.878676][ T32] r7:dddced80 r6:83018000 r5:8579c78c r4:85877b00 ** 7 printk messages dropped ** [ 1342.879345][ T32] Exception stack(0xed1c1fb0 to 0xed1c1ff8) ** 1 printk messages dropped ** [ 1342.879506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.879564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.879626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.879675][ T32] r4:85946e00 [ 1342.880898][ T32] INFO: task kworker/0:508:6495 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.880963][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.881090][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.881142][ T32] Call trace: [ 1342.881174][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.881342][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.881401][ T32] r4:00000000 [ 1342.881426][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.881468][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.881497][ T32] 9d20: a9a43000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.881528][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.881601][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.881655][ T32] r5:80000113 r4:80239bb0 [ 1342.881728][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.881821][ T32] r4:82ac11e4 [ 1342.881879][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.881977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.882023][ T32] r4:eaeb9dc0 [ 1342.882072][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.882163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.891846][ T32] r4:00000000 [ 1342.891963][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.892058][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.892087][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.892136][ T32] r5:00001000 r4:ed35d000 [ 1342.892217][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.893001][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.893075][ T32] r5:85a35f8c r4:85a35c00 [ 1342.893099][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.893149][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.893170][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.893222][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.893295][ T32] r4:848b5900 [ 1342.893336][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.893389][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.893505][ T32] r4:00000001 [ 1342.893576][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.893647][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.893714][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.893787][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.893817][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.893896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.893925][ T32] r4:84bf9700 [ 1342.893951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.894023][ T32] INFO: task kworker/0:509:6496 blocked for more than 469 seconds. [ 1342.894133][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.894166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.894252][ T32] task:kworker/0:509 state:D stack:0 pid:6496 tgid:6496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.894313][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.894388][ T32] Call trace: [ 1342.894459][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.894511][ T32] r10:82918888 r9:ed1d5d84 r8:00000002 r7:60000113 r6:ed1d5d8c r5:85255400 [ 1342.894581][ T32] r4:85255400 [ 1342.894641][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.894691][ T32] r5:85255400 r4:82918884 [ 1342.894713][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.894752][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.894798][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1d5e08 [ 1342.894820][ T32] r4:00000000 [ 1342.894840][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.894877][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.894920][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.894965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569c100 [ 1342.894999][ T32] r4:00000000 [ 1342.895023][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.895071][ T32] r9:83018005 r8:85255400 r7:00000000 r6:83018000 r5:00001000 r4:7f25f000 [ 1342.895094][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.895138][ T32] r5:00001000 r4:ed1cb000 [ 1342.895171][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.895217][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.895259][ T32] r5:8579d38c r4:8579d000 [ 1342.895279][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.895324][ T32] r7:dddced80 r6:83018000 r5:8579d38c r4:85877c00 [ 1342.895357][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.895429][ T32] r10:61c88647 r9:85255400 r8:85877c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.895458][ T32] r4:85877c00 [ 1342.895504][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.895564][ T32] r10:00000000 r9:85877c00 r8:8027f5e8 r7:ed16de60 r6:85877c80 r5:85255400 [ 1342.895601][ T32] r4:00000001 [ 1342.895645][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.895684][ T32] Exception stack(0xed1d5fb0 to 0xed1d5ff8) [ 1342.895711][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.895741][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.895767][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.895797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.895819][ T32] r4:8569c240 [ 1342.896644][ T32] INFO: task kworker/0:509:6496 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.896681][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.896891][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.896968][ T32] Call trace: [ 1342.897001][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.897072][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.897101][ T32] r4:00000000 [ 1342.897124][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.897188][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.897221][ T32] 9d20: a9a43000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.897252][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.897278][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.897308][ T32] r5:80000113 r4:80239bb0 [ 1342.897353][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.897435][ T32] r4:82ac11e4 [ 1342.897462][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.897514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.897537][ T32] r4:eaeb9dc0 [ 1342.897557][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.897602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.897625][ T32] r4:00000000 [ 1342.897681][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.897732][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.897801][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.897850][ T32] r5:00001000 r4:ed35d000 [ 1342.897871][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.897912][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.897955][ T32] r5:85a35f8c r4:85a35c00 [ 1342.898000][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.898051][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.898119][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.898170][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.898192][ T32] r4:848b5900 [ 1342.898229][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.898280][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.898303][ T32] r4:00000001 [ 1342.898323][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.898359][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.898401][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.898531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.898604][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.898662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.898691][ T32] r4:84bf9700 [ 1342.898712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.898767][ T32] INFO: task kworker/0:510:6499 blocked for more than 469 seconds. [ 1342.898825][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.898852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.898873][ T32] task:kworker/0:510 state:D stack:0 pid:6499 tgid:6499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.898920][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.898963][ T32] Call trace: [ 1342.899054][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.899103][ T32] r10:82918888 r9:ed1b5d84 r8:00000002 r7:60000113 r6:ed1b5d8c r5:85253c00 [ 1342.899127][ T32] r4:85253c00 [ 1342.899147][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.899184][ T32] r5:85253c00 r4:82918884 [ 1342.899203][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.899287][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1b5e08 ** 7 printk messages dropped ** [ 1342.899603][ T32] r9:83018005 r8:85253c00 r7:00000000 r6:83018000 r5:00001000 r4:7f263000 ** 1 printk messages dropped ** [ 1342.899670][ T32] r5:00001000 r4:ed1e7000 [ 1342.899704][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.899795][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.899844][ T32] r5:8579db8c r4:8579d800 [ 1342.899913][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.899964][ T32] r7:dddced80 r6:83018000 r5:8579db8c r4:85877d00 [ 1342.899986][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.900072][ T32] r10:61c88647 r9:85253c00 r8:85877d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1342.900205][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.900644][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.901295][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.901748][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1342.901844][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.901937][ T32] r4:eaeb9dc0 ** 2 printk messages dropped ** [ 1342.902108][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.902173][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.902234][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.932709][ T32] r5:00001000 r4:ed35d000 [ 1342.932759][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.932827][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.932873][ T32] r5:85a35f8c r4:85a35c00 [ 1342.932896][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.932971][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.932999][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.933049][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.933073][ T32] r4:848b5900 [ 1342.933142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.933197][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.933226][ T32] r4:00000001 [ 1342.933248][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.933288][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.933341][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.933374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.933419][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.933465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.933492][ T32] r4:84bf9700 [ 1342.933516][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.933545][ T32] INFO: task kworker/0:511:6500 blocked for more than 469 seconds. [ 1342.933579][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.933603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.933625][ T32] task:kworker/0:511 state:D stack:0 pid:6500 tgid:6500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.933824][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.933895][ T32] Call trace: [ 1342.933932][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.933981][ T32] r10:82918888 r9:ed1d9d84 r8:00000002 r7:60000013 r6:ed1d9d8c r5:85256c00 [ 1342.934005][ T32] r4:85256c00 [ 1342.934025][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.934064][ T32] r5:85256c00 r4:82918884 [ 1342.934258][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.934344][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.934401][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1d9e08 [ 1342.934425][ T32] r4:00000000 [ 1342.934450][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.934508][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1342.934584][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.934707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569c980 [ 1342.934743][ T32] r4:00000000 [ 1342.934765][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.935300][ T32] r9:83018005 r8:85256c00 r7:00000000 r6:83018000 r5:00001000 r4:7f267000 [ 1342.935386][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.935450][ T32] r5:00001000 r4:ed1ff000 [ 1342.935489][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.935688][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.935812][ T32] r5:8579d78c r4:8579d400 [ 1342.935935][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.936120][ T32] r7:dddced80 r6:83018000 r5:8579d78c r4:85877e00 [ 1342.936275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.936325][ T32] r10:61c88647 r9:85256c00 r8:85877e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.936474][ T32] r4:85877e00 [ 1342.936550][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.936774][ T32] r10:00000000 r9:85877e00 r8:8027f5e8 r7:ed1b5e60 r6:85877e80 r5:85256c00 [ 1342.936833][ T32] r4:00000001 [ 1342.936858][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.936972][ T32] Exception stack(0xed1d9fb0 to 0xed1d9ff8) [ 1342.937036][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.937075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.937103][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.937132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.937154][ T32] r4:8569c4c0 [ 1342.938080][ T32] INFO: task kworker/0:511:6500 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.938125][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.938428][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.938508][ T32] Call trace: [ 1342.938617][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.938827][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.939447][ T32] r4:00000000 [ 1342.939565][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.939614][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.939679][ T32] 9d20: aa075000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.939713][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.939739][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.939996][ T32] r5:80000113 r4:80239bb0 [ 1342.940113][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.940163][ T32] r4:82ac11e4 [ 1342.940397][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.940488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.940515][ T32] r4:eaeb9dc0 [ 1342.940535][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.940582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.940604][ T32] r4:00000000 [ 1342.940821][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.940930][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.941174][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.941363][ T32] r5:00001000 r4:ed35d000 [ 1342.941410][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.941454][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.941531][ T32] r5:85a35f8c r4:85a35c00 [ 1342.941654][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.941708][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.941730][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.941776][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.941818][ T32] r4:848b5900 [ 1342.941852][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.941901][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.941924][ T32] r4:00000001 [ 1342.941951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.942210][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.964846][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.964907][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.964965][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.965009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.965083][ T32] r4:84bf9700 [ 1342.965119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.965179][ T32] INFO: task kworker/0:512:6502 blocked for more than 469 seconds. [ 1342.965315][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.965345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.965367][ T32] task:kworker/0:512 state:D stack:0 pid:6502 tgid:6502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.965432][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.965522][ T32] Call trace: [ 1342.965582][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.965663][ T32] r10:82918888 r9:ed1e5d84 r8:00000002 r7:60000013 r6:ed1e5d8c r5:85256000 [ 1342.965693][ T32] r4:85256000 [ 1342.965714][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.965756][ T32] r5:85256000 r4:82918884 ** 1 printk messages dropped ** [ 1342.965869][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.966312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569c780 ** 4 printk messages dropped ** [ 1342.966757][ T32] r5:00001000 r4:ed1f3000 [ 1342.966801][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.966877][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.966923][ T32] r5:8579df8c r4:8579dc00 [ 1342.966943][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.966991][ T32] r7:dddced80 r6:83018000 r5:8579df8c r4:85877f00 [ 1342.967013][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.967071][ T32] r10:61c88647 r9:85256000 r8:85877f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.967109][ T32] r4:85877f00 [ 1342.967131][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.967206][ T32] r10:00000000 r9:85877f00 r8:8027f5e8 r7:ed1d9e60 r6:85877f80 r5:85256000 [ 1342.967233][ T32] r4:00000001 [ 1342.967253][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.967305][ T32] Exception stack(0xed1e5fb0 to 0xed1e5ff8) [ 1342.967347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.967416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.967473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.967532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.967559][ T32] r4:8569c240 [ 1342.968648][ T32] INFO: task kworker/0:512:6502 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1342.968731][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.968978][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.969062][ T32] Call trace: [ 1342.969220][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1342.969277][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1342.969302][ T32] r4:00000000 [ 1342.969324][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.969364][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1342.969422][ T32] 9d20: aa34d000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1342.969481][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1342.969510][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1342.969536][ T32] r5:80000113 r4:80239bb0 [ 1342.969581][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.969725][ T32] r4:82ac11e4 [ 1342.969842][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.970048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1342.970163][ T32] r4:eaeb9dc0 [ 1342.970203][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1342.970453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1342.970482][ T32] r4:00000000 [ 1342.970503][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1342.970588][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1342.970720][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.970769][ T32] r5:00001000 r4:ed35d000 [ 1342.970841][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1342.970887][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.970968][ T32] r5:85a35f8c r4:85a35c00 [ 1342.971086][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.971137][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1342.971613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.971681][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.971756][ T32] r4:848b5900 [ 1342.971781][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.971830][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1342.971853][ T32] r4:00000001 [ 1342.972292][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.996847][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1342.996953][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.997097][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.997160][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.997227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.997281][ T32] r4:84bf9700 [ 1342.997331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.997402][ T32] INFO: task kworker/0:513:6504 blocked for more than 469 seconds. [ 1342.997475][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.997547][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.997611][ T32] task:kworker/0:513 state:D stack:0 pid:6504 tgid:6504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.997730][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.997850][ T32] Call trace: [ 1342.997932][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1342.998036][ T32] r10:82918888 r9:ed1fdd84 r8:00000002 r7:60000113 r6:ed1fdd8c r5:85848c00 [ 1342.998075][ T32] r4:85848c00 [ 1342.998151][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1342.998220][ T32] r5:85848c00 r4:82918884 [ 1342.998250][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.998290][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.998583][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1fde08 [ 1342.998628][ T32] r4:00000000 [ 1342.998772][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1342.998818][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1342.999312][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.000204][ T32] r5:00001000 r4:ed21b000 [ 1343.000285][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.000368][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.000488][ T32] r5:8579eb8c r4:8579e800 [ 1343.000520][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.000596][ T32] r7:dddced80 r6:83018000 r5:8579eb8c r4:856ae000 ** 1 printk messages dropped ** [ 1343.000667][ T32] r10:61c88647 r9:85848c00 r8:856ae02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.000690][ T32] r4:856ae000 [ 1343.000709][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.000755][ T32] r10:00000000 r9:856ae000 r8:8027f5e8 r7:ed1d9e60 r6:856ae080 r5:85848c00 [ 1343.000804][ T32] r4:00000001 [ 1343.000885][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.000939][ T32] Exception stack(0xed1fdfb0 to 0xed1fdff8) [ 1343.001034][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.001068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.001123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.001156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.001196][ T32] r4:8569c600 [ 1343.022865][ T32] INFO: task kworker/0:513:6504 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.022993][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.023071][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.023175][ T32] Call trace: [ 1343.023214][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.023674][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.023947][ T32] r4:00000000 [ 1343.023994][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.024269][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.024398][ T32] 9d20: aaca3000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.024506][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.024535][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.024561][ T32] r5:80000113 r4:80239bb0 [ 1343.024583][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.024631][ T32] r4:82ac11e4 [ 1343.024737][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.024796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.024820][ T32] r4:eaeb9dc0 [ 1343.024841][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.024940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.025070][ T32] r4:00000000 [ 1343.025095][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.025162][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.025366][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.025510][ T32] r5:00001000 r4:ed35d000 [ 1343.025534][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.025577][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.025659][ T32] r5:85a35f8c r4:85a35c00 [ 1343.025683][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.025731][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.025772][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.025835][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.025946][ T32] r4:848b5900 [ 1343.025986][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.026072][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.026120][ T32] r4:00000001 [ 1343.026148][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.026186][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.026214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.026462][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.026590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.027011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.027223][ T32] r4:84bf9700 [ 1343.027255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.027340][ T32] INFO: task kworker/0:514:6506 blocked for more than 469 seconds. [ 1343.027379][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.027412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.027650][ T32] task:kworker/0:514 state:D stack:0 pid:6506 tgid:6506 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.028146][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.028495][ T32] Call trace: [ 1343.028898][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.028956][ T32] r10:82918888 r9:ed215d84 r8:00000002 r7:60000013 r6:ed215d8c r5:85845400 [ 1343.029002][ T32] r4:85845400 [ 1343.029026][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.029103][ T32] r5:85845400 r4:82918884 [ 1343.029184][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.029263][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.029314][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed215e08 [ 1343.029338][ T32] r4:00000000 [ 1343.029379][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.029427][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.029514][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.029629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569cb40 [ 1343.029658][ T32] r4:00000000 [ 1343.029679][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.029725][ T32] r9:83018005 r8:85845400 r7:00000000 r6:83018000 r5:00001000 r4:7f269000 [ 1343.030029][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.030093][ T32] r5:00001000 r4:ed20b000 [ 1343.030261][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.030305][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.030348][ T32] r5:8579e78c r4:8579e400 [ 1343.030368][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.030630][ T32] r7:dddced80 r6:83018000 r5:8579e78c r4:856ae100 [ 1343.030663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.030714][ T32] r10:61c88647 r9:85845400 r8:856ae12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.030737][ T32] r4:856ae100 [ 1343.030790][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.030868][ T32] r10:00000000 r9:856ae100 r8:8027f5e8 r7:ed1fde60 r6:8586fb80 r5:85845400 [ 1343.030893][ T32] r4:00000001 [ 1343.030912][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.030951][ T32] Exception stack(0xed215fb0 to 0xed215ff8) [ 1343.030978][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.031091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.031122][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.031152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.031329][ T32] r4:8569cac0 ** 1 printk messages dropped ** [ 1343.066284][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.067453][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1343.068065][ T32] r4:eaeb9dc0 ** 5 printk messages dropped ** [ 1343.069378][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.069623][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.069770][ T32] r5:85a35f8c r4:85a35c00 [ 1343.069806][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.069857][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.069879][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.069925][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.069948][ T32] r4:848b5900 [ 1343.069967][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.070014][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.070036][ T32] r4:00000001 [ 1343.070055][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.070090][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.070118][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.070195][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.070227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.070286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.070311][ T32] r4:84bf9700 [ 1343.070334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.070402][ T32] INFO: task kworker/0:515:6508 blocked for more than 469 seconds. [ 1343.070442][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.070469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.070490][ T32] task:kworker/0:515 state:D stack:0 pid:6508 tgid:6508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.070728][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.070838][ T32] Call trace: [ 1343.070906][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.070957][ T32] r10:82918888 r9:ed225d84 r8:00000002 r7:60000113 r6:ed225d8c r5:85846000 [ 1343.070980][ T32] r4:85846000 [ 1343.071000][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.071040][ T32] r5:85846000 r4:82918884 [ 1343.071091][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.071133][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.071206][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed225e08 [ 1343.071232][ T32] r4:00000000 [ 1343.071267][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.071307][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.071373][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.071462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569cf00 [ 1343.071524][ T32] r4:00000000 [ 1343.071546][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.071624][ T32] r9:83018005 r8:85846000 r7:00000000 r6:83018000 r5:00001000 r4:7f271000 [ 1343.071683][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.071731][ T32] r5:00001000 r4:ed24b000 [ 1343.071772][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.071821][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.071864][ T32] r5:8579f38c r4:8579f000 [ 1343.071920][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.071968][ T32] r7:dddced80 r6:83018000 r5:8579f38c r4:856ae180 [ 1343.072020][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.072095][ T32] r10:61c88647 r9:85846000 r8:856ae1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.072127][ T32] r4:856ae180 [ 1343.072167][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.072309][ T32] r10:00000000 r9:856ae180 r8:8027f5e8 r7:ed1fde60 r6:8586fc00 r5:85846000 [ 1343.096658][ T32] r4:00000001 [ 1343.096706][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.096771][ T32] Exception stack(0xed225fb0 to 0xed225ff8) [ 1343.097598][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.097636][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.098055][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.098091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.098573][ T32] r4:8569cd40 [ 1343.099592][ T32] INFO: task kworker/0:515:6508 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.099638][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.099784][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.099838][ T32] Call trace: [ 1343.099870][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.099920][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.100219][ T32] r4:00000000 [ 1343.100474][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.100631][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.100703][ T32] 9d20: abaf4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.100922][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.100987][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.101041][ T32] r5:80000113 r4:80239bb0 [ 1343.101241][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.101341][ T32] r4:82ac11e4 [ 1343.101629][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.101741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.101793][ T32] r4:eaeb9dc0 [ 1343.101836][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.101924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.102013][ T32] r4:00000000 [ 1343.102060][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.102285][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.120811][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.121982][ T32] r5:00001000 r4:ed35d000 [ 1343.122015][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.122062][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.122108][ T32] r5:85a35f8c r4:85a35c00 [ 1343.122222][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.143837][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.143885][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.143957][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.143981][ T32] r4:848b5900 [ 1343.144002][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.144051][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.144074][ T32] r4:00000001 [ 1343.144094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.144132][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.144185][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.144220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.144247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.145341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.145779][ T32] r4:84bf9700 [ 1343.145898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.145960][ T32] INFO: task kworker/0:516:6510 blocked for more than 469 seconds. [ 1343.145997][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.146419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.146448][ T32] task:kworker/0:516 state:D stack:0 pid:6510 tgid:6510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.146565][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.147299][ T32] Call trace: [ 1343.147900][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.148099][ T32] r10:82918888 r9:ed22dd84 r8:00000002 r7:60000113 r6:ed22dd8c r5:85846c00 [ 1343.148127][ T32] r4:85846c00 [ 1343.148149][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.148800][ T32] r5:85846c00 r4:82918884 [ 1343.148856][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.148937][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.149028][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed22de08 [ 1343.149077][ T32] r4:00000000 [ 1343.149122][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.149203][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.149341][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.149465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569cd00 [ 1343.149523][ T32] r4:00000000 [ 1343.149581][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.149685][ T32] r9:83018005 r8:85846c00 r7:00000000 r6:83018000 r5:00001000 r4:7f26d000 [ 1343.150024][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.150125][ T32] r5:00001000 r4:ed22f000 [ 1343.150176][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.150315][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.150514][ T32] r5:8579e38c r4:8579e000 [ 1343.150654][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.150759][ T32] r7:dddced80 r6:83018000 r5:8579e38c r4:856ae200 [ 1343.150805][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.150998][ T32] r10:61c88647 r9:85846c00 r8:856ae22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.151062][ T32] r4:856ae200 [ 1343.151221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.151327][ T32] r10:00000000 r9:856ae200 r8:8027f5e8 r7:ed225e60 r6:8586fc80 r5:85846c00 [ 1343.151630][ T32] r4:00000001 [ 1343.151803][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.151905][ T32] Exception stack(0xed22dfb0 to 0xed22dff8) [ 1343.151965][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.152259][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.176556][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.176735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.176844][ T32] r4:8569cc80 [ 1343.178213][ T32] INFO: task kworker/0:516:6510 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.178419][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.178656][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.178813][ T32] Call trace: [ 1343.178934][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.179057][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.179146][ T32] r4:00000000 [ 1343.179224][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.179313][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.179496][ T32] 9d20: ac3ab000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.179583][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.179645][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.179716][ T32] r5:80000113 r4:80239bb0 [ 1343.179799][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.179995][ T32] r4:82ac11e4 [ 1343.180062][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.180184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.180241][ T32] r4:eaeb9dc0 [ 1343.180304][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.180446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.180513][ T32] r4:00000000 [ 1343.180576][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.180696][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.180775][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.180871][ T32] r5:00001000 r4:ed35d000 [ 1343.180918][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.181005][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.181141][ T32] r5:85a35f8c r4:85a35c00 [ 1343.181207][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.181321][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.181388][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.181503][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.181566][ T32] r4:848b5900 [ 1343.181622][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.181721][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.181784][ T32] r4:00000001 [ 1343.181828][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.181906][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.181965][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.182046][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.182113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.182287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.204669][ T32] r4:84bf9700 [ 1343.204734][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.204771][ T32] INFO: task kworker/0:517:6512 blocked for more than 469 seconds. [ 1343.204820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.204923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.204949][ T32] task:kworker/0:517 state:D stack:0 pid:6512 tgid:6512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.205011][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.205151][ T32] Call trace: [ 1343.205194][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.205253][ T32] r10:82918888 r9:ed245d84 r8:00000002 r7:60000113 r6:ed245d8c r5:85843000 [ 1343.205310][ T32] r4:85843000 [ 1343.205356][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.205438][ T32] r5:85843000 r4:82918884 [ 1343.205607][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.205651][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.205701][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed245e08 [ 1343.205822][ T32] r4:00000000 [ 1343.205847][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.206520][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.206601][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.206844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569cdc0 [ 1343.206871][ T32] r4:00000000 [ 1343.206893][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.206943][ T32] r9:83018005 r8:85843000 r7:00000000 r6:83018000 r5:00001000 r4:7f26f000 [ 1343.206964][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.207007][ T32] r5:00001000 r4:ed23b000 [ 1343.207028][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.207629][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.207835][ T32] r5:8579ef8c r4:8579ec00 [ 1343.208166][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.208242][ T32] r7:dddced80 r6:83018000 r5:8579ef8c r4:856ae280 [ 1343.208359][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.208415][ T32] r10:61c88647 r9:85843000 r8:856ae2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.208456][ T32] r4:856ae280 [ 1343.208487][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.208537][ T32] r10:00000000 r9:856ae280 r8:8027f5e8 r7:ed225e60 r6:8586fd00 r5:85843000 [ 1343.208559][ T32] r4:00000001 [ 1343.208604][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.208722][ T32] Exception stack(0xed245fb0 to 0xed245ff8) [ 1343.208768][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.208800][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.208833][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.208865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.208887][ T32] r4:8569cd40 [ 1343.209622][ T32] INFO: task kworker/0:517:6512 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.209682][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.209824][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.209871][ T32] Call trace: [ 1343.209955][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.210004][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.210027][ T32] r4:00000000 [ 1343.210048][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.210092][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.210122][ T32] 9d20: ac821000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.210150][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.210175][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.210198][ T32] r5:80000113 r4:80239bb0 [ 1343.210705][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.210760][ T32] r4:82ac11e4 [ 1343.210880][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.210968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.211179][ T32] r4:eaeb9dc0 [ 1343.211203][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.211250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.211326][ T32] r4:00000000 [ 1343.211349][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.211527][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.211566][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.211613][ T32] r5:00001000 r4:ed35d000 [ 1343.211633][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.211677][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.211721][ T32] r5:85a35f8c r4:85a35c00 [ 1343.211799][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.211902][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.211926][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.212281][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.236468][ T32] r4:848b5900 [ 1343.236522][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.236623][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.236651][ T32] r4:00000001 [ 1343.236747][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.236796][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.236853][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.236888][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.236916][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.236947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.236970][ T32] r4:84bf9700 [ 1343.237050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.237169][ T32] INFO: task kworker/0:518:6514 blocked for more than 469 seconds. [ 1343.237244][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.237344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.237407][ T32] task:kworker/0:518 state:D stack:0 pid:6514 tgid:6514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.237527][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.237651][ T32] Call trace: [ 1343.237723][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.237942][ T32] r10:82918888 r9:ed255d84 r8:00000002 r7:60000113 r6:ed255d8c r5:85840000 [ 1343.238006][ T32] r4:85840000 [ 1343.238063][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.238159][ T32] r5:85840000 r4:82918884 [ 1343.238239][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.238326][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.238428][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed255e08 [ 1343.238480][ T32] r4:00000000 [ 1343.238570][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.238659][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.238740][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.238821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f080 [ 1343.238874][ T32] r4:00000000 [ 1343.238921][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.239021][ T32] r9:83018005 r8:85840000 r7:00000000 r6:83018000 r5:00001000 r4:7f277000 [ 1343.239072][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.239160][ T32] r5:00001000 r4:ed27b000 [ 1343.239262][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.239374][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.239474][ T32] r5:8579fb8c r4:8579f800 [ 1343.239522][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.239617][ T32] r7:dddced80 r6:83018000 r5:8579fb8c r4:856ae300 [ 1343.239668][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.239765][ T32] r10:61c88647 r9:85840000 r8:856ae32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.239814][ T32] r4:856ae300 [ 1343.239849][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.239913][ T32] r10:00000000 r9:856ae300 r8:8027f5e8 r7:ed225e60 r6:8586fd80 r5:85840000 [ 1343.239980][ T32] r4:00000001 [ 1343.240048][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.240128][ T32] Exception stack(0xed255fb0 to 0xed255ff8) [ 1343.240185][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.240287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.240373][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.240450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.240501][ T32] r4:8569ce00 [ 1343.241427][ T32] INFO: task kworker/0:518:6514 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.241494][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.241559][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.241650][ T32] Call trace: [ 1343.241780][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.241879][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.241961][ T32] r4:00000000 [ 1343.241984][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.242025][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.242054][ T32] 9d20: accdf000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.242084][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.242238][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.255459][ T32] r5:80000113 r4:80239bb0 [ 1343.255509][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.255657][ T32] r4:82ac11e4 [ 1343.255722][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.255778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.255893][ T32] r4:eaeb9dc0 [ 1343.255936][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.256066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.256118][ T32] r4:00000000 [ 1343.256143][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.256230][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.256308][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.256360][ T32] r5:00001000 r4:ed35d000 [ 1343.256381][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.256432][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.256478][ T32] r5:85a35f8c r4:85a35c00 [ 1343.256562][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.256616][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.256639][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.256693][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.256717][ T32] r4:848b5900 [ 1343.256801][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.256899][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.256946][ T32] r4:00000001 [ 1343.256987][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.257077][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.257137][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.257217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.257315][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.257350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.257401][ T32] r4:84bf9700 [ 1343.257432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.257493][ T32] INFO: task kworker/0:519:6516 blocked for more than 469 seconds. [ 1343.257532][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.257559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.257713][ T32] task:kworker/0:519 state:D stack:0 pid:6516 tgid:6516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.257841][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.257933][ T32] Call trace: [ 1343.258052][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.258106][ T32] r10:82918888 r9:ed265d84 r8:00000002 r7:60000113 r6:ed265d8c r5:85844800 [ 1343.258180][ T32] r4:85844800 [ 1343.258206][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.258278][ T32] r5:85844800 r4:82918884 [ 1343.258339][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.258404][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.258456][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed265e08 [ 1343.258481][ T32] r4:00000000 [ 1343.258526][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.258649][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.258703][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.258751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f040 [ 1343.258821][ T32] r4:00000000 [ 1343.258845][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.258892][ T32] r9:83018005 r8:85844800 r7:00000000 r6:83018000 r5:00001000 r4:7f273000 [ 1343.258914][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.259205][ T32] r5:00001000 r4:ed25b000 [ 1343.259229][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.259270][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.259312][ T32] r5:8579f78c r4:8579f400 [ 1343.259350][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.259407][ T32] r7:dddced80 r6:83018000 r5:8579f78c r4:856ae380 [ 1343.259429][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.259560][ T32] r10:61c88647 r9:85844800 r8:856ae3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.259642][ T32] r4:856ae380 [ 1343.259668][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.259715][ T32] r10:00000000 r9:856ae380 r8:8027f5e8 r7:ed255e60 r6:8586fe00 r5:85844800 [ 1343.259738][ T32] r4:00000001 [ 1343.259757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.259793][ T32] Exception stack(0xed265fb0 to 0xed265ff8) [ 1343.259820][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.259852][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.259909][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.259941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.260013][ T32] r4:8568f080 [ 1343.260810][ T32] INFO: task kworker/0:519:6516 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.260847][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.260906][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.261059][ T32] Call trace: [ 1343.261108][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.261159][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.261183][ T32] r4:00000000 [ 1343.261213][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.261343][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 1 printk messages dropped ** [ 1343.261410][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 3 printk messages dropped ** [ 1343.261528][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.261618][ T32] r4:eaeb9dc0 ** 2 printk messages dropped ** [ 1343.261808][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.261906][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1343.280749][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.281153][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 4 printk messages dropped ** [ 1343.281366][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.281563][ T32] INFO: task kworker/0:520:6518 blocked for more than 469 seconds. ** 6 printk messages dropped ** [ 1343.282064][ T32] r10:82918888 r9:ed26dd84 r8:00000002 r7:60000113 r6:ed26dd8c r5:85840c00 ** 4 printk messages dropped ** [ 1343.293064][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.293333][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.293623][ T32] r5:00001000 r4:ed26f000 [ 1343.293646][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.293688][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.293735][ T32] r5:8579ff8c r4:8579fc00 [ 1343.293795][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.293855][ T32] r7:dddced80 r6:83018000 r5:8579ff8c r4:856ae400 [ 1343.293995][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.294046][ T32] r10:61c88647 r9:85840c00 r8:856ae42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.294069][ T32] r4:856ae400 [ 1343.294185][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.294332][ T32] r10:00000000 r9:856ae400 r8:8027f5e8 r7:ed255e60 r6:8586fe80 r5:85840c00 [ 1343.294402][ T32] r4:00000001 [ 1343.294527][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.294616][ T32] Exception stack(0xed26dfb0 to 0xed26dff8) [ 1343.294650][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.294679][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.294756][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.294790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.294922][ T32] r4:8568f080 [ 1343.296015][ T32] INFO: task kworker/0:520:6518 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.296108][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.296204][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.296253][ T32] Call trace: [ 1343.296383][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.296439][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.296544][ T32] r4:00000000 [ 1343.296607][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.296969][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.297002][ T32] 9d20: ad1d1000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.297032][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.297059][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.297159][ T32] r5:80000113 r4:80239bb0 [ 1343.297183][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.297230][ T32] r4:82ac11e4 [ 1343.297255][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.297306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.297328][ T32] r4:eaeb9dc0 [ 1343.297349][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.297425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.297452][ T32] r4:00000000 [ 1343.297475][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.297525][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.297549][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.297619][ T32] r5:00001000 r4:ed35d000 [ 1343.297657][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.297702][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.297745][ T32] r5:85a35f8c r4:85a35c00 [ 1343.297766][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.297837][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.297864][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.297912][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.297935][ T32] r4:848b5900 [ 1343.297955][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.298001][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.298024][ T32] r4:00000001 [ 1343.298093][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.298135][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.298162][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.298191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.298287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.298418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.298445][ T32] r4:84bf9700 [ 1343.298468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.298571][ T32] INFO: task kworker/0:521:6521 blocked for more than 469 seconds. [ 1343.298642][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.298672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.298693][ T32] task:kworker/0:521 state:D stack:0 pid:6521 tgid:6521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.298773][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.298870][ T32] Call trace: [ 1343.298940][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.299014][ T32] r10:82918888 r9:ed289d84 r8:00000002 r7:60000113 r6:ed289d8c r5:85843c00 [ 1343.299205][ T32] r4:85843c00 [ 1343.299318][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.299362][ T32] r5:85843c00 r4:82918884 [ 1343.299383][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.299429][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.299552][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed289e08 [ 1343.299579][ T32] r4:00000000 [ 1343.299599][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.299654][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.299751][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.299825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f500 [ 1343.299918][ T32] r4:00000000 [ 1343.299996][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.300081][ T32] r9:83018005 r8:85843c00 r7:00000000 r6:83018000 r5:00001000 r4:7f279000 [ 1343.300130][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.300177][ T32] r5:00001000 r4:ed28b000 [ 1343.300236][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.300281][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.300356][ T32] r5:857a878c r4:857a8400 [ 1343.300389][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.300442][ T32] r7:dddced80 r6:83018000 r5:857a878c r4:856ae480 [ 1343.300463][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.300560][ T32] r10:61c88647 r9:85843c00 r8:856ae4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.300641][ T32] r4:856ae480 [ 1343.300715][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.300823][ T32] r10:00000000 r9:856ae480 r8:8027f5e8 r7:ed255e60 r6:8586ff00 r5:85843c00 [ 1343.300877][ T32] r4:00000001 [ 1343.300921][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.301001][ T32] Exception stack(0xed289fb0 to 0xed289ff8) [ 1343.301084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.301148][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.301209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.301270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.301324][ T32] r4:8568f240 [ 1343.301804][ T32] INFO: task kworker/0:521:6521 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.301931][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.302001][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.302067][ T32] Call trace: [ 1343.302102][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.302151][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.302194][ T32] r4:00000000 [ 1343.324186][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.324347][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.324433][ T32] 9d20: ad455000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.324478][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.324529][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.324573][ T32] r5:80000113 r4:80239bb0 [ 1343.324615][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.324677][ T32] r4:82ac11e4 [ 1343.324699][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.324753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.324776][ T32] r4:eaeb9dc0 [ 1343.324821][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.324873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.324897][ T32] r4:00000000 [ 1343.324957][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.325011][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.325058][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.325156][ T32] r5:00001000 r4:ed35d000 [ 1343.325182][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.325225][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.325269][ T32] r5:85a35f8c r4:85a35c00 [ 1343.325289][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.325351][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.325375][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.325430][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.325452][ T32] r4:848b5900 [ 1343.325472][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.325519][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.325546][ T32] r4:00000001 [ 1343.325568][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.325631][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.325742][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.325848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.325903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.325952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.326003][ T32] r4:84bf9700 [ 1343.326031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.326062][ T32] INFO: task kworker/0:522:6522 blocked for more than 469 seconds. [ 1343.326095][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.326120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.326141][ T32] task:kworker/0:522 state:D stack:0 pid:6522 tgid:6522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.326217][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.326391][ T32] Call trace: ** 1 printk messages dropped ** [ 1343.326490][ T32] r10:82918888 r9:ed295d84 r8:00000002 r7:60000113 r6:ed295d8c r5:85850000 ** 4 printk messages dropped ** [ 1343.326725][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1343.326870][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1343.327186][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.327230][ T32] r5:00001000 r4:ed2df000 [ 1343.327255][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.327346][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.327397][ T32] r5:857a9b8c r4:857a9800 [ 1343.327444][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.327497][ T32] r7:dddced80 r6:83018000 r5:857a9b8c r4:856ae500 [ 1343.327543][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.327595][ T32] r10:61c88647 r9:85850000 r8:856ae52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.327618][ T32] r4:856ae500 [ 1343.327651][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.327702][ T32] r10:00000000 r9:856ae500 r8:8027f5e8 r7:ed289e60 r6:8586ff80 r5:85850000 [ 1343.327727][ T32] r4:00000001 [ 1343.327746][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.327781][ T32] Exception stack(0xed295fb0 to 0xed295ff8) [ 1343.327807][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.327834][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.327862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.327925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.327977][ T32] r4:8568f380 [ 1343.329033][ T32] INFO: task kworker/0:522:6522 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.329079][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.329199][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.329314][ T32] Call trace: [ 1343.329357][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.329417][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.329443][ T32] r4:00000000 [ 1343.329487][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.329532][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.329565][ T32] 9d20: ad455000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.329601][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.329629][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.329656][ T32] r5:80000113 r4:80239bb0 [ 1343.329703][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.329753][ T32] r4:82ac11e4 [ 1343.329775][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.329848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.329876][ T32] r4:eaeb9dc0 [ 1343.329897][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.329944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.329991][ T32] r4:00000000 [ 1343.330015][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.330089][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.330122][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.330166][ T32] r5:00001000 r4:ed35d000 [ 1343.330192][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.330234][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.330277][ T32] r5:85a35f8c r4:85a35c00 [ 1343.330370][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.330477][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.330501][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.330613][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.330654][ T32] r4:848b5900 [ 1343.330676][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.330725][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.330774][ T32] r4:00000001 [ 1343.330798][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.330837][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.330864][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.330893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.330919][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.330947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.330982][ T32] r4:84bf9700 [ 1343.331007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.331058][ T32] INFO: task kworker/0:523:6524 blocked for more than 469 seconds. [ 1343.331090][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.331114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.331139][ T32] task:kworker/0:523 state:D stack:0 pid:6524 tgid:6524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.331287][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.331398][ T32] Call trace: [ 1343.331438][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.331485][ T32] r10:82918888 r9:ed2a5d84 r8:00000002 r7:60000113 r6:ed2a5d8c r5:85851800 [ 1343.331534][ T32] r4:85851800 [ 1343.331561][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.331603][ T32] r5:85851800 r4:82918884 [ 1343.331653][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.331699][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.331745][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2a5e08 [ 1343.331792][ T32] r4:00000000 [ 1343.331827][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.331892][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.331935][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.331980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f640 [ 1343.332002][ T32] r4:00000000 [ 1343.332021][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.332077][ T32] r9:83018005 r8:85851800 r7:00000000 r6:83018000 r5:00001000 r4:7f27b000 [ 1343.332104][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.332148][ T32] r5:00001000 r4:ed29b000 [ 1343.332218][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.353950][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.354047][ T32] r5:857a838c r4:857a8000 [ 1343.354072][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.354123][ T32] r7:dddced80 r6:83018000 r5:857a838c r4:856ae580 [ 1343.354144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.354216][ T32] r10:61c88647 r9:85851800 r8:856ae5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.354245][ T32] r4:856ae580 [ 1343.354266][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.354365][ T32] r10:00000000 r9:856ae580 r8:8027f5e8 r7:ed295e60 r6:85886000 r5:85851800 [ 1343.354408][ T32] r4:00000001 [ 1343.354434][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.354476][ T32] Exception stack(0xed2a5fb0 to 0xed2a5ff8) [ 1343.354510][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.354579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.354635][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.354666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.354688][ T32] r4:8568f4c0 [ 1343.355431][ T32] INFO: task kworker/0:523:6524 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.355469][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.355911][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 9 printk messages dropped ** [ 1343.356443][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.356589][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.357008][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 1 printk messages dropped ** [ 1343.357093][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1343.357290][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.357408][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.357458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.357490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.357513][ T32] r4:84bf9700 [ 1343.357534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.357637][ T32] INFO: task kworker/0:524:6526 blocked for more than 469 seconds. [ 1343.357675][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.357702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.357723][ T32] task:kworker/0:524 state:D stack:0 pid:6526 tgid:6526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.357774][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.357859][ T32] Call trace: [ 1343.357926][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.357975][ T32] r10:82918888 r9:ed2b5d84 r8:00000002 r7:60000013 r6:ed2b5d8c r5:85853000 [ 1343.358004][ T32] r4:85853000 [ 1343.358059][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.358102][ T32] r5:85853000 r4:82918884 [ 1343.358124][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.358164][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.358209][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2b5e08 [ 1343.358231][ T32] r4:00000000 [ 1343.358251][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.358287][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.358324][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.358368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f5c0 [ 1343.358390][ T32] r4:00000000 [ 1343.358465][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.358515][ T32] r9:83018005 r8:85853000 r7:00000000 r6:83018000 r5:00001000 r4:7f27d000 [ 1343.358581][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.358650][ T32] r5:00001000 r4:ed2ab000 [ 1343.358674][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.358763][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.358865][ T32] r5:857a8b8c r4:857a8800 [ 1343.358890][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.358936][ T32] r7:dddced80 r6:83018000 r5:857a8b8c r4:856ae600 [ 1343.358957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.359076][ T32] r10:61c88647 r9:85853000 r8:856ae62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.359104][ T32] r4:856ae600 [ 1343.359125][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.359240][ T32] r10:00000000 r9:856ae600 r8:8027f5e8 r7:ed295e60 r6:85886080 r5:85853000 [ 1343.359266][ T32] r4:00000001 [ 1343.359285][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.359321][ T32] Exception stack(0xed2b5fb0 to 0xed2b5ff8) [ 1343.359374][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.359412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.359465][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.359499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.359564][ T32] r4:8568f380 [ 1343.359902][ T32] INFO: task kworker/0:524:6526 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.359935][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.360017][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.360092][ T32] Call trace: [ 1343.360122][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.360169][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.360235][ T32] r4:00000000 [ 1343.360324][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.360406][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.360435][ T32] 9d20: ad815000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.360464][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.360491][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.360516][ T32] r5:80000113 r4:80239bb0 [ 1343.360537][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.360580][ T32] r4:82ac11e4 [ 1343.360600][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.360649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.360696][ T32] r4:eaeb9dc0 [ 1343.360721][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.360768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.360791][ T32] r4:00000000 [ 1343.360811][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.360856][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.360879][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.360944][ T32] r5:00001000 r4:ed35d000 [ 1343.360969][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.361011][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.361054][ T32] r5:85a35f8c r4:85a35c00 [ 1343.361076][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.361172][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.361276][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.361328][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.361378][ T32] r4:848b5900 [ 1343.361483][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.361536][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.361561][ T32] r4:00000001 [ 1343.361586][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.361653][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.361683][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.361754][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.361784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.361807][ T32] r4:84bf9700 [ 1343.361826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.361850][ T32] INFO: task kworker/0:525:6528 blocked for more than 469 seconds. [ 1343.361877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.361902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.361922][ T32] task:kworker/0:525 state:D stack:0 pid:6528 tgid:6528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.361966][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.362027][ T32] Call trace: [ 1343.362205][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.385183][ T32] r10:82918888 r9:ed1f1d84 r8:00000002 r7:60000113 r6:ed1f1d8c r5:85849800 [ 1343.385250][ T32] r4:85849800 [ 1343.385280][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.385341][ T32] r5:85849800 r4:82918884 [ 1343.385363][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.385415][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.385464][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f1e08 [ 1343.385487][ T32] r4:00000000 [ 1343.385507][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.385562][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.385612][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.385670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f880 [ 1343.385761][ T32] r4:00000000 [ 1343.385785][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.385836][ T32] r9:83018005 r8:85849800 r7:00000000 r6:83018000 r5:00001000 r4:7f27f000 [ 1343.385858][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.386036][ T32] r5:00001000 r4:ed2bb000 [ 1343.386061][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.386219][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.386269][ T32] r5:857a938c r4:857a9000 [ 1343.386291][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.386416][ T32] r7:dddced80 r6:83018000 r5:857a938c r4:856ae680 [ 1343.386469][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.386522][ T32] r10:61c88647 r9:85849800 r8:856ae6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.386547][ T32] r4:856ae680 [ 1343.386593][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.386641][ T32] r10:00000000 r9:856ae680 r8:8027f5e8 r7:ed295e60 r6:856ae700 r5:85849800 [ 1343.386664][ T32] r4:00000001 [ 1343.386684][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.386773][ T32] Exception stack(0xed1f1fb0 to 0xed1f1ff8) [ 1343.386861][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.386893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.386957][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.386989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.387013][ T32] r4:8568f680 [ 1343.387782][ T32] INFO: task kworker/0:525:6528 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.387848][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.387945][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.388052][ T32] Call trace: [ 1343.388085][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.388133][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.388225][ T32] r4:00000000 [ 1343.388249][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.388296][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.388328][ T32] 9d20: adb63000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.388359][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.388385][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.388419][ T32] r5:80000113 r4:80239bb0 [ 1343.388440][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1343.388554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 10 printk messages dropped ** [ 1343.388993][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1343.389141][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.389492][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.389550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.389578][ T32] r4:84bf9700 [ 1343.389651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.389697][ T32] INFO: task kworker/0:526:6530 blocked for more than 469 seconds. [ 1343.389734][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.389784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.389841][ T32] task:kworker/0:526 state:D stack:0 pid:6530 tgid:6530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.389978][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.390057][ T32] Call trace: [ 1343.390192][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.390241][ T32] r10:82918888 r9:ed209d84 r8:00000002 r7:60000013 r6:ed209d8c r5:8584a400 [ 1343.390265][ T32] r4:8584a400 [ 1343.390303][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.390346][ T32] r5:8584a400 r4:82918884 [ 1343.390366][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.390421][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.390470][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed209e08 [ 1343.390493][ T32] r4:00000000 [ 1343.390595][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.390638][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.390679][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.390724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f940 [ 1343.390759][ T32] r4:00000000 [ 1343.390781][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.390830][ T32] r9:83018005 r8:8584a400 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1343.390851][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.390893][ T32] r5:00001000 r4:ed2c7000 [ 1343.390917][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.390958][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.391002][ T32] r5:857a8f8c r4:857a8c00 [ 1343.391023][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.391068][ T32] r7:dddced80 r6:83018000 r5:857a8f8c r4:856ae780 [ 1343.391106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.391164][ T32] r10:61c88647 r9:8584a400 r8:856ae7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.391187][ T32] r4:856ae780 [ 1343.391207][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.391254][ T32] r10:00000000 r9:856ae780 r8:8027f5e8 r7:ed295e60 r6:856ae800 r5:8584a400 [ 1343.391276][ T32] r4:00000001 [ 1343.391295][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.391330][ T32] Exception stack(0xed209fb0 to 0xed209ff8) [ 1343.391356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.391384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.391418][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.391449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.391472][ T32] r4:8568f9c0 [ 1343.391824][ T32] INFO: task kworker/0:526:6530 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.391882][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.391999][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.392065][ T32] Call trace: [ 1343.392124][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.392172][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.412650][ T32] r4:00000000 [ 1343.412751][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.412851][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.412891][ T32] 9d20: ade5b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.412948][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.413001][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.413038][ T32] r5:80000113 r4:80239bb0 [ 1343.413059][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.413110][ T32] r4:82ac11e4 [ 1343.413155][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.413235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.413261][ T32] r4:eaeb9dc0 [ 1343.413282][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.413328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.413350][ T32] r4:00000000 [ 1343.413370][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.413431][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.413455][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.413500][ T32] r5:00001000 r4:ed35d000 [ 1343.413521][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.413560][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.413618][ T32] r5:85a35f8c r4:85a35c00 [ 1343.413642][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.413704][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.413733][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.413782][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.413806][ T32] r4:848b5900 [ 1343.413866][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.413946][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.413973][ T32] r4:00000001 [ 1343.413995][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.414082][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.414116][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.414147][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.414175][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.414216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.414242][ T32] r4:84bf9700 [ 1343.414290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.414324][ T32] INFO: task kworker/0:527:6533 blocked for more than 469 seconds. [ 1343.414410][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.414439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.414487][ T32] task:kworker/0:527 state:D stack:0 pid:6533 tgid:6533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.414674][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.414766][ T32] Call trace: [ 1343.414802][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.414850][ T32] r10:82918888 r9:ed2b9d84 r8:00000002 r7:60000113 r6:ed2b9d8c r5:8584b000 [ 1343.414969][ T32] r4:8584b000 [ 1343.414994][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.415058][ T32] r5:8584b000 r4:82918884 [ 1343.415205][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.415273][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.415322][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2b9e08 [ 1343.415405][ T32] r4:00000000 [ 1343.415431][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.415471][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.415510][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.415581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568fa80 [ 1343.415631][ T32] r4:00000000 [ 1343.415654][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.415700][ T32] r9:83018005 r8:8584b000 r7:00000000 r6:83018000 r5:00001000 r4:7f283000 [ 1343.415722][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.415763][ T32] r5:00001000 r4:ed2d3000 [ 1343.415783][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.415823][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.415867][ T32] r5:857a978c r4:857a9400 [ 1343.415887][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.415932][ T32] r7:dddced80 r6:83018000 r5:857a978c r4:856ae880 [ 1343.415953][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.416000][ T32] r10:61c88647 r9:8584b000 r8:856ae8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.416046][ T32] r4:856ae880 [ 1343.416098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.416159][ T32] r10:00000000 r9:856ae880 r8:8027f5e8 r7:ed295e60 r6:856ae900 r5:8584b000 [ 1343.416259][ T32] r4:00000001 [ 1343.416281][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.416318][ T32] Exception stack(0xed2b9fb0 to 0xed2b9ff8) [ 1343.416345][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.416377][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.416417][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.416449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.416574][ T32] r4:8568fb80 [ 1343.417348][ T32] INFO: task kworker/0:527:6533 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.417384][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.417497][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.417630][ T32] Call trace: [ 1343.417664][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.417711][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.417739][ T32] r4:00000000 [ 1343.417765][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.417822][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.417928][ T32] 9d20: ade5b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.417981][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.418034][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.418061][ T32] r5:80000113 r4:80239bb0 [ 1343.418082][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.418126][ T32] r4:82ac11e4 [ 1343.418145][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.418193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.418215][ T32] r4:eaeb9dc0 [ 1343.418235][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.418280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.418302][ T32] r4:00000000 [ 1343.418321][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.418392][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.418422][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.418535][ T32] r5:00001000 r4:ed35d000 [ 1343.418620][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.418691][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.418739][ T32] r5:85a35f8c r4:85a35c00 [ 1343.418761][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.418806][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.418875][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.418926][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.418974][ T32] r4:848b5900 [ 1343.418998][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.419046][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.419118][ T32] r4:00000001 [ 1343.419149][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.419187][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.419213][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.419290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.419327][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.419405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.419432][ T32] r4:84bf9700 [ 1343.419452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.419478][ T32] INFO: task kworker/0:528:6535 blocked for more than 469 seconds. [ 1343.419509][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.419532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.419626][ T32] task:kworker/0:528 state:D stack:0 pid:6535 tgid:6535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.419675][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.419717][ T32] Call trace: [ 1343.419746][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.419789][ T32] r10:82918888 r9:ed2d1d84 r8:00000002 r7:60000013 r6:ed2d1d8c r5:8584bc00 [ 1343.419829][ T32] r4:8584bc00 [ 1343.419853][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.419906][ T32] r5:8584bc00 r4:82918884 [ 1343.420014][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.420083][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.420178][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2d1e08 [ 1343.420229][ T32] r4:00000000 [ 1343.420302][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.420437][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.420521][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.420614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568fdc0 [ 1343.420667][ T32] r4:00000000 [ 1343.420726][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.420840][ T32] r9:83018005 r8:8584bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f287000 [ 1343.420897][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.421014][ T32] r5:00001000 r4:ed2eb000 [ 1343.421066][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.421118][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.421179][ T32] r5:857aa38c r4:857aa000 [ 1343.421204][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.421250][ T32] r7:dddced80 r6:83018000 r5:857aa38c r4:856ae980 [ 1343.421272][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.421318][ T32] r10:61c88647 r9:8584bc00 r8:856ae9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.421343][ T32] r4:856ae980 [ 1343.421362][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.421413][ T32] r10:00000000 r9:856ae980 r8:8027f5e8 r7:ed295e60 r6:856aea00 r5:8584bc00 [ 1343.421460][ T32] r4:00000001 [ 1343.421509][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.421553][ T32] Exception stack(0xed2d1fb0 to 0xed2d1ff8) [ 1343.421581][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.421613][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.421642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.421687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.421747][ T32] r4:8568fb80 [ 1343.455630][ T32] INFO: task kworker/0:528:6535 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.455781][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.456518][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.456583][ T32] Call trace: [ 1343.456731][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.456792][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.456838][ T32] r4:00000000 [ 1343.456863][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.456927][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.456961][ T32] 9d20: ae4d1000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.456990][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.457016][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.457041][ T32] r5:80000113 r4:80239bb0 [ 1343.457197][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.457249][ T32] r4:82ac11e4 [ 1343.457363][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.457527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.457555][ T32] r4:eaeb9dc0 [ 1343.457575][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.457624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.457648][ T32] r4:00000000 [ 1343.457687][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.457806][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.457833][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.457879][ T32] r5:00001000 r4:ed35d000 [ 1343.457899][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.457989][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.458038][ T32] r5:85a35f8c r4:85a35c00 [ 1343.458060][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.458108][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.458154][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.458253][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.458304][ T32] r4:848b5900 [ 1343.458352][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.458832][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.459028][ T32] r4:00000001 [ 1343.459061][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.459105][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.459135][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.459663][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.459698][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.459730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.459752][ T32] r4:84bf9700 [ 1343.459990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.460023][ T32] INFO: task kworker/0:529:6536 blocked for more than 469 seconds. [ 1343.460362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.460396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.460421][ T32] task:kworker/0:529 state:D stack:0 pid:6536 tgid:6536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.460541][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.460587][ T32] Call trace: [ 1343.460618][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.460663][ T32] r10:82918888 r9:ed2c5d84 r8:00000002 r7:60000013 r6:ed2c5d8c r5:8584c800 [ 1343.460749][ T32] r4:8584c800 [ 1343.460774][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.460814][ T32] r5:8584c800 r4:82918884 [ 1343.460834][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.460873][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.460917][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2c5e08 [ 1343.460965][ T32] r4:00000000 [ 1343.460988][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.461098][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.461182][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.461239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858b9f00 [ 1343.461288][ T32] r4:00000000 [ 1343.461311][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.461378][ T32] r9:83018005 r8:8584c800 r7:00000000 r6:83018000 r5:00001000 r4:7f229000 [ 1343.461410][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.461455][ T32] r5:00001000 r4:dfbd1000 [ 1343.461476][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.461514][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.461555][ T32] r5:857a9f8c r4:857a9c00 [ 1343.461655][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.461704][ T32] r7:dddced80 r6:83018000 r5:857a9f8c r4:856aea80 [ 1343.461750][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.461801][ T32] r10:61c88647 r9:8584c800 r8:856aeaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.461830][ T32] r4:856aea80 [ 1343.461855][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.461901][ T32] r10:00000000 r9:856aea80 r8:8027f5e8 r7:ed2d1e60 r6:856aeb00 r5:8584c800 [ 1343.461924][ T32] r4:00000001 [ 1343.461943][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.462115][ T32] Exception stack(0xed2c5fb0 to 0xed2c5ff8) [ 1343.462200][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.484049][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.484117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.484179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.484231][ T32] r4:8568fb80 [ 1343.485406][ T32] INFO: task kworker/0:529:6536 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.485481][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.485823][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.485983][ T32] Call trace: [ 1343.486057][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.486158][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.486230][ T32] r4:00000000 [ 1343.486280][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.486404][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.486470][ T32] 9d20: ae93c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.486536][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.486655][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.486724][ T32] r5:80000113 r4:80239bb0 [ 1343.486768][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.486866][ T32] r4:82ac11e4 [ 1343.486914][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.487015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.487067][ T32] r4:eaeb9dc0 [ 1343.487119][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.487248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.487298][ T32] r4:00000000 [ 1343.487361][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.487469][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.487532][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.487621][ T32] r5:00001000 r4:ed35d000 [ 1343.487666][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.487770][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.487864][ T32] r5:85a35f8c r4:85a35c00 [ 1343.487909][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.488013][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.488064][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.488157][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.488202][ T32] r4:848b5900 [ 1343.488242][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.488333][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.488412][ T32] r4:00000001 [ 1343.488463][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.488534][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.488590][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.488647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.488687][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.488718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.488740][ T32] r4:84bf9700 [ 1343.488762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.488790][ T32] INFO: task kworker/0:530:6539 blocked for more than 469 seconds. [ 1343.488823][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.488866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.488900][ T32] task:kworker/0:530 state:D stack:0 pid:6539 tgid:6539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.488968][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.489090][ T32] Call trace: [ 1343.489156][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.489219][ T32] r10:82918888 r9:ed2e9d84 r8:00000002 r7:60000113 r6:ed2e9d8c r5:8584d400 [ 1343.489270][ T32] r4:8584d400 [ 1343.489294][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.489401][ T32] r5:8584d400 r4:82918884 [ 1343.489515][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.489615][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.489668][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2e9e08 [ 1343.489786][ T32] r4:00000000 [ 1343.489858][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.489901][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.489941][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.490202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858a7900 [ 1343.490227][ T32] r4:00000000 [ 1343.490247][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.490292][ T32] r9:83018005 r8:8584d400 r7:00000000 r6:83018000 r5:00001000 r4:7f289000 [ 1343.490313][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.490354][ T32] r5:00001000 r4:eb83d000 [ 1343.490373][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.490534][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.490630][ T32] r5:857aab8c r4:857aa800 [ 1343.491274][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.491331][ T32] r7:dddced80 r6:83018000 r5:857aab8c r4:856aeb80 [ 1343.491391][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.491570][ T32] r10:61c88647 r9:8584d400 r8:856aebac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.491842][ T32] r4:856aeb80 [ 1343.491872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.491919][ T32] r10:00000000 r9:856aeb80 r8:8027f5e8 r7:ed2c5e60 r6:856aec00 r5:8584d400 [ 1343.491942][ T32] r4:00000001 [ 1343.491961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.491997][ T32] Exception stack(0xed2e9fb0 to 0xed2e9ff8) [ 1343.492027][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.492069][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.492100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.492130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.492307][ T32] r4:8568ff40 [ 1343.514166][ T32] INFO: task kworker/0:530:6539 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.514229][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.514305][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.514463][ T32] Call trace: [ 1343.514504][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.514598][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.514659][ T32] r4:00000000 [ 1343.514686][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.515203][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.515238][ T32] 9d20: aed08000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.515301][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.515363][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.515391][ T32] r5:80000113 r4:80239bb0 [ 1343.515414][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.515462][ T32] r4:82ac11e4 [ 1343.515488][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.515539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.515593][ T32] r4:eaeb9dc0 [ 1343.515617][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.515671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.515988][ T32] r4:00000000 [ 1343.516012][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.516061][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.516083][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.516127][ T32] r5:00001000 r4:ed35d000 [ 1343.516147][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.516187][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.516229][ T32] r5:85a35f8c r4:85a35c00 [ 1343.516249][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.516296][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.516318][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.516364][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.516386][ T32] r4:848b5900 [ 1343.516407][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.516454][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.516567][ T32] r4:00000001 [ 1343.516592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.516629][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.516661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.516691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.516718][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.516747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.516771][ T32] r4:84bf9700 [ 1343.516791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.516835][ T32] INFO: task kworker/0:531:6540 blocked for more than 469 seconds. [ 1343.516871][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.517097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.517327][ T32] task:kworker/0:531 state:D stack:0 pid:6540 tgid:6540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.517446][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.517491][ T32] Call trace: [ 1343.517601][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.517655][ T32] r10:82918888 r9:ed2f5d84 r8:00000002 r7:60000113 r6:ed2f5d8c r5:8584e000 [ 1343.517698][ T32] r4:8584e000 [ 1343.517873][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.517918][ T32] r5:8584e000 r4:82918884 [ 1343.518180][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.518224][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.518271][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2f5e08 [ 1343.518294][ T32] r4:00000000 [ 1343.518313][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.518348][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.518406][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.518598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b7040 [ 1343.518632][ T32] r4:00000000 [ 1343.518660][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.518707][ T32] r9:83018005 r8:8584e000 r7:00000000 r6:83018000 r5:00001000 r4:7f2a1000 [ 1343.518732][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.518774][ T32] r5:00001000 r4:ed01f000 [ 1343.518830][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.519206][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.519652][ T32] r5:8594d78c r4:8594d400 [ 1343.519677][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.519728][ T32] r7:dddced80 r6:83018000 r5:8594d78c r4:856aec80 [ 1343.519749][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.519846][ T32] r10:61c88647 r9:8584e000 r8:856aecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.520062][ T32] r4:856aec80 [ 1343.520116][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.520351][ T32] r10:00000000 r9:856aec80 r8:8027f5e8 r7:ed2e9e60 r6:856aed00 r5:8584e000 [ 1343.520380][ T32] r4:00000001 [ 1343.520400][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.520439][ T32] Exception stack(0xed2f5fb0 to 0xed2f5ff8) [ 1343.520487][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.520520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.520547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.520576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.520598][ T32] r4:858a73c0 [ 1343.521011][ T32] INFO: task kworker/0:531:6540 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.521042][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.521179][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.521233][ T32] Call trace: [ 1343.521433][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.521516][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.521544][ T32] r4:00000000 [ 1343.521663][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.521732][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.521764][ T32] 9d20: aed08000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.521793][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.521818][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.521841][ T32] r5:80000113 r4:80239bb0 [ 1343.521862][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.521908][ T32] r4:82ac11e4 [ 1343.521928][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.521990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.522016][ T32] r4:eaeb9dc0 [ 1343.522041][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.522088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.522112][ T32] r4:00000000 [ 1343.522168][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.548228][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.548282][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.548356][ T32] r5:00001000 r4:ed35d000 [ 1343.548490][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.548669][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.548729][ T32] r5:85a35f8c r4:85a35c00 [ 1343.548821][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.548900][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.548926][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.548975][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.548998][ T32] r4:848b5900 [ 1343.549019][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.549068][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.549092][ T32] r4:00000001 [ 1343.549280][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.549324][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.549386][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.549443][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.549523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.549566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.549591][ T32] r4:84bf9700 [ 1343.549617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.549663][ T32] INFO: task kworker/0:532:6542 blocked for more than 470 seconds. [ 1343.549700][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.549730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.549754][ T32] task:kworker/0:532 state:D stack:0 pid:6542 tgid:6542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.549815][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.549868][ T32] Call trace: [ 1343.549899][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.549949][ T32] r10:82918888 r9:ed2f9d84 r8:00000002 r7:60000113 r6:ed2f9d8c r5:8584ec00 [ 1343.549972][ T32] r4:8584ec00 [ 1343.549992][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.550055][ T32] r5:8584ec00 r4:82918884 [ 1343.550081][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.550122][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.550168][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2f9e08 [ 1343.550209][ T32] r4:00000000 [ 1343.550305][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.550347][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.550405][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.550505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856890c0 [ 1343.550531][ T32] r4:00000000 [ 1343.550576][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.550629][ T32] r9:83018005 r8:8584ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f28b000 [ 1343.550659][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.550704][ T32] r5:00001000 r4:ec9c3000 [ 1343.550725][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.550764][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.550807][ T32] r5:857aaf8c r4:857aac00 [ 1343.550826][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.550871][ T32] r7:dddced80 r6:83018000 r5:857aaf8c r4:856aed80 [ 1343.550952][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.551032][ T32] r10:61c88647 r9:8584ec00 r8:856aedac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.551059][ T32] r4:856aed80 [ 1343.551079][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.551125][ T32] r10:00000000 r9:856aed80 r8:8027f5e8 r7:ed2f5e60 r6:856aee00 r5:8584ec00 [ 1343.551148][ T32] r4:00000001 [ 1343.551168][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.551230][ T32] Exception stack(0xed2f9fb0 to 0xed2f9ff8) [ 1343.551263][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.551292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.551343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.551377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.551450][ T32] r4:858a76c0 [ 1343.552267][ T32] INFO: task kworker/0:532:6542 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.560278][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.560406][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.560496][ T32] Call trace: [ 1343.560561][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.560618][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.560642][ T32] r4:00000000 [ 1343.560692][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.560738][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.560768][ T32] 9d20: af331000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.560799][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.560825][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.560854][ T32] r5:80000113 r4:80239bb0 [ 1343.560876][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.560924][ T32] r4:82ac11e4 [ 1343.560944][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.561009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.561135][ T32] r4:eaeb9dc0 [ 1343.561166][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.561213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.561237][ T32] r4:00000000 [ 1343.561258][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.561305][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.561360][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.561410][ T32] r5:00001000 r4:ed35d000 [ 1343.561442][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.561515][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.561563][ T32] r5:85a35f8c r4:85a35c00 [ 1343.561597][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.561653][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.561676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.561723][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.561745][ T32] r4:848b5900 [ 1343.561766][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.561812][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.561834][ T32] r4:00000001 [ 1343.561854][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.561963][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.561994][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.562023][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.562049][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.562081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.562103][ T32] r4:84bf9700 [ 1343.562125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.562169][ T32] INFO: task kworker/0:533:6544 blocked for more than 470 seconds. [ 1343.568999][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.569058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.569085][ T32] task:kworker/0:533 state:D stack:0 pid:6544 tgid:6544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.569143][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.569221][ T32] Call trace: [ 1343.569324][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.569382][ T32] r10:82918888 r9:ed2fdd84 r8:00000002 r7:60000013 r6:ed2fdd8c r5:85848000 [ 1343.569408][ T32] r4:85848000 [ 1343.569477][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.569589][ T32] r5:85848000 r4:82918884 [ 1343.569615][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.569668][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.569754][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2fde08 [ 1343.569787][ T32] r4:00000000 [ 1343.569914][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.570005][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.570056][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.570178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85689240 [ 1343.570205][ T32] r4:00000000 [ 1343.570250][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.570386][ T32] r9:83018005 r8:85848000 r7:00000000 r6:83018000 r5:00001000 r4:7f28d000 [ 1343.570422][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.570702][ T32] r5:00001000 r4:ecc6f000 [ 1343.570737][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.570812][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.570898][ T32] r5:857aa78c r4:857aa400 [ 1343.570925][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.571088][ T32] r7:dddced80 r6:83018000 r5:857aa78c r4:856aee80 [ 1343.571199][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.571293][ T32] r10:61c88647 r9:85848000 r8:856aeeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.571345][ T32] r4:856aee80 [ 1343.571398][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.571458][ T32] r10:00000000 r9:856aee80 r8:8027f5e8 r7:ed2f5e60 r6:856aef00 r5:85848000 [ 1343.571483][ T32] r4:00000001 [ 1343.571505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.571544][ T32] Exception stack(0xed2fdfb0 to 0xed2fdff8) [ 1343.571600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.571633][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.571667][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.571698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.571925][ T32] r4:85689140 [ 1343.587050][ T32] INFO: task kworker/0:533:6544 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.587182][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.587260][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.587383][ T32] Call trace: [ 1343.587523][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.587586][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.587611][ T32] r4:00000000 [ 1343.587633][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.587681][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.587712][ T32] 9d20: af616000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 1 printk messages dropped ** [ 1343.587864][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1343.588231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.588278][ T32] r4:00000000 [ 1343.588327][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.588379][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.588403][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.588447][ T32] r5:00001000 r4:ed35d000 [ 1343.588467][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.588507][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.588550][ T32] r5:85a35f8c r4:85a35c00 [ 1343.588571][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.588621][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.588643][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.588744][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.588771][ T32] r4:848b5900 [ 1343.588793][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.588913][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.588964][ T32] r4:00000001 [ 1343.588988][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.589027][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.589053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.589081][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.589108][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.589137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.589230][ T32] r4:84bf9700 [ 1343.589260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.589290][ T32] INFO: task kworker/0:534:6547 blocked for more than 470 seconds. [ 1343.589362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.589399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.589433][ T32] task:kworker/0:534 state:D stack:0 pid:6547 tgid:6547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.589481][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.589569][ T32] Call trace: [ 1343.589604][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.589747][ T32] r10:82918888 r9:ed301d84 r8:00000002 r7:60000113 r6:ed301d8c r5:858f8000 [ 1343.589776][ T32] r4:858f8000 [ 1343.589798][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1343.589940][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed301e08 ** 9 printk messages dropped ** [ 1343.590585][ T32] r5:00001000 r4:ecd39000 [ 1343.590630][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.590680][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.590724][ T32] r5:857ab38c r4:857ab000 [ 1343.590786][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.590889][ T32] r7:dddced80 r6:83018000 r5:857ab38c r4:856aef80 [ 1343.590938][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.591032][ T32] r10:61c88647 r9:858f8000 r8:856aefac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.591086][ T32] r4:856aef80 [ 1343.591131][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.591246][ T32] r10:00000000 r9:856aef80 r8:8027f5e8 r7:ed2f5e60 r6:85865000 r5:858f8000 [ 1343.591301][ T32] r4:00000001 [ 1343.591350][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.591406][ T32] Exception stack(0xed301fb0 to 0xed301ff8) [ 1343.591463][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.591522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.591552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.591582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.591605][ T32] r4:85689400 [ 1343.592126][ T32] INFO: task kworker/0:534:6547 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.592161][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.602526][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.602720][ T32] Call trace: [ 1343.602780][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.602844][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.602869][ T32] r4:00000000 [ 1343.602901][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.602958][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.603015][ T32] 9d20: af6e5000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.603049][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.603075][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.603100][ T32] r5:80000113 r4:80239bb0 [ 1343.603133][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.603185][ T32] r4:82ac11e4 [ 1343.603206][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.603255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.603293][ T32] r4:eaeb9dc0 [ 1343.603381][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.603434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.603458][ T32] r4:00000000 [ 1343.603479][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.603551][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.603577][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.603640][ T32] r5:00001000 r4:ed35d000 [ 1343.603721][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.603766][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.603810][ T32] r5:85a35f8c r4:85a35c00 [ 1343.603831][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.603878][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 2 printk messages dropped ** [ 1343.604002][ T32] r4:848b5900 ** 4 printk messages dropped ** [ 1343.604180][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 6 printk messages dropped ** [ 1343.604380][ T32] INFO: task kworker/0:535:6549 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.604730][ T32] r4:858f8c00 ** 4 printk messages dropped ** [ 1343.604895][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed309e08 ** 5 printk messages dropped ** [ 1343.605119][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.605274][ T32] r5:00001000 r4:ece19000 [ 1343.605295][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.605359][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.605406][ T32] r5:857ab78c r4:857ab400 [ 1343.605449][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1343.605639][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1343.606984][ T32] INFO: task kworker/0:535:6549 is blocked on a mutex likely owned by task kworker/1:370:4428. ** 4 printk messages dropped ** [ 1343.607303][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.607327][ T32] r4:00000000 [ 1343.607347][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.607389][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.607421][ T32] 9d20: af6e5000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.607475][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.607505][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.607530][ T32] r5:80000113 r4:80239bb0 [ 1343.607552][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.607598][ T32] r4:82ac11e4 [ 1343.607657][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.607713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.607736][ T32] r4:eaeb9dc0 [ 1343.607756][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.607801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.607824][ T32] r4:00000000 [ 1343.607848][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.607896][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.607920][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.607962][ T32] r5:00001000 r4:ed35d000 [ 1343.608008][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.608055][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.608098][ T32] r5:85a35f8c r4:85a35c00 [ 1343.608119][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.608164][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.608184][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.608231][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.608275][ T32] r4:848b5900 [ 1343.608368][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.608446][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.608481][ T32] r4:00000001 [ 1343.608502][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.608538][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.608564][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.608593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.608743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.608807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.608912][ T32] r4:84bf9700 [ 1343.608937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.609002][ T32] INFO: task kworker/0:536:6551 blocked for more than 470 seconds. [ 1343.609034][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.609059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.609079][ T32] task:kworker/0:536 state:D stack:0 pid:6551 tgid:6551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.609143][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.609290][ T32] Call trace: [ 1343.609346][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.609394][ T32] r10:82918888 r9:ed30dd84 r8:00000002 r7:60000013 r6:ed30dd8c r5:858f9800 [ 1343.609423][ T32] r4:858f9800 [ 1343.609444][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.609486][ T32] r5:858f9800 r4:82918884 [ 1343.609584][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.609657][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.609707][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed30de08 [ 1343.609731][ T32] r4:00000000 [ 1343.609751][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.609788][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.609853][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.609902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85689680 [ 1343.609924][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.610020][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.610061][ T32] r5:00001000 r4:ece6d000 [ 1343.610094][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.610139][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.610546][ T32] r10:61c88647 r9:858f9800 r8:858651ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.611169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.611905][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 4 printk messages dropped ** [ 1343.635820][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 9 printk messages dropped ** [ 1343.636266][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.636489][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.636964][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.637285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.637838][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.638019][ T32] r4:858fa400 ** 4 printk messages dropped ** [ 1343.638257][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed311e08 ** 8 printk messages dropped ** [ 1343.638707][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.638755][ T32] r5:00001000 r4:ecec1000 ** 1 printk messages dropped ** [ 1343.638840][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.638969][ T32] r7:dddced80 r6:83018000 r5:8594c38c r4:85865280 [ 1343.639017][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.639105][ T32] r10:61c88647 r9:858fa400 r8:858652ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.639132][ T32] r4:85865280 [ 1343.639191][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.639240][ T32] r10:00000000 r9:85865280 r8:8027f5e8 r7:ed2f5e60 r6:85865300 r5:858fa400 [ 1343.639263][ T32] r4:00000001 [ 1343.639298][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.639361][ T32] Exception stack(0xed311fb0 to 0xed311ff8) [ 1343.639396][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.639452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.639482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.639601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.639628][ T32] r4:85689700 [ 1343.640382][ T32] INFO: task kworker/0:537:6553 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.640468][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.640558][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.640655][ T32] Call trace: [ 1343.640715][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.640787][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.640816][ T32] r4:00000000 [ 1343.640905][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.640972][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.641068][ T32] 9d20: afac5000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.641155][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.641184][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.641269][ T32] r5:80000113 r4:80239bb0 [ 1343.641330][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.641381][ T32] r4:82ac11e4 [ 1343.641403][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.641452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.641487][ T32] r4:eaeb9dc0 [ 1343.641510][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.641557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.641579][ T32] r4:00000000 [ 1343.641599][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.641647][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.641700][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.641748][ T32] r5:00001000 r4:ed35d000 [ 1343.641769][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.641809][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.641851][ T32] r5:85a35f8c r4:85a35c00 [ 1343.641892][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.641968][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.641993][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.642042][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.642065][ T32] r4:848b5900 [ 1343.642083][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.642231][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.662872][ T32] r4:00000001 [ 1343.662947][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.663168][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.663237][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.663349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.663433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.663499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.663658][ T32] r4:84bf9700 [ 1343.663713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.663770][ T32] INFO: task kworker/0:538:6555 blocked for more than 470 seconds. [ 1343.663846][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.663903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.663942][ T32] task:kworker/0:538 state:D stack:0 pid:6555 tgid:6555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.664124][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.664232][ T32] Call trace: [ 1343.664343][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.664442][ T32] r10:82918888 r9:ed315d84 r8:00000002 r7:60000013 r6:ed315d8c r5:858fb000 [ 1343.664494][ T32] r4:858fb000 [ 1343.664561][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.664646][ T32] r5:858fb000 r4:82918884 [ 1343.664701][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.664798][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.664885][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed315e08 [ 1343.664933][ T32] r4:00000000 [ 1343.664984][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.665073][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.665158][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.665251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85689700 [ 1343.665326][ T32] r4:00000000 [ 1343.665367][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.665459][ T32] r9:83018005 r8:858fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f297000 [ 1343.665509][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.665594][ T32] r5:00001000 r4:ecf09000 [ 1343.665634][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.665724][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.665806][ T32] r5:8594c78c r4:8594c400 [ 1343.665845][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.665952][ T32] r7:dddced80 r6:83018000 r5:8594c78c r4:85865380 [ 1343.666000][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.666092][ T32] r10:61c88647 r9:858fb000 r8:858653ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.666137][ T32] r4:85865380 [ 1343.666182][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.666270][ T32] r10:00000000 r9:85865380 r8:8027f5e8 r7:ed2f5e60 r6:85865400 r5:858fb000 [ 1343.666335][ T32] r4:00000001 [ 1343.666381][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.666458][ T32] Exception stack(0xed315fb0 to 0xed315ff8) [ 1343.666509][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.666593][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.666656][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.666711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 1 printk messages dropped ** [ 1343.667979][ T32] INFO: task kworker/0:538:6555 is blocked on a mutex likely owned by task kworker/1:370:4428. ** 9 printk messages dropped ** [ 1343.668880][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 9 printk messages dropped ** [ 1343.669516][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.669941][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.670655][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 10 printk messages dropped ** [ 1343.671391][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1343.671864][ T32] r10:82918888 r9:ed305d84 r8:00000002 r7:60000013 r6:ed305d8c r5:858fbc00 ** 8 printk messages dropped ** [ 1343.715949][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.716385][ T32] r5:00001000 r4:ecf87000 [ 1343.716437][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.716486][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.716531][ T32] r5:8594cb8c r4:8594c800 [ 1343.716576][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.716653][ T32] r7:dddced80 r6:83018000 r5:8594cb8c r4:85865480 [ 1343.716678][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.716749][ T32] r10:61c88647 r9:858fbc00 r8:858654ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.716777][ T32] r4:85865480 [ 1343.716800][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.716847][ T32] r10:00000000 r9:85865480 r8:8027f5e8 r7:ed2f5e60 r6:85865500 r5:858fbc00 [ 1343.716869][ T32] r4:00000001 [ 1343.716927][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.717112][ T32] Exception stack(0xed305fb0 to 0xed305ff8) [ 1343.717163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.717228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.717282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.717337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.717424][ T32] r4:85689b80 [ 1343.718311][ T32] INFO: task kworker/0:539:6556 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.718375][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.718459][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.718512][ T32] Call trace: [ 1343.718602][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.718679][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.718710][ T32] r4:00000000 [ 1343.718732][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.718772][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.718801][ T32] 9d20: b0558000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.718831][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.718856][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.718881][ T32] r5:80000113 r4:80239bb0 [ 1343.718902][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.718945][ T32] r4:82ac11e4 [ 1343.718965][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.719013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.719051][ T32] r4:eaeb9dc0 [ 1343.719074][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.719121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.719143][ T32] r4:00000000 [ 1343.719162][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.719208][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.719229][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.719339][ T32] r5:00001000 r4:ed35d000 [ 1343.719404][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.719458][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.719519][ T32] r5:85a35f8c r4:85a35c00 [ 1343.719548][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.719642][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.719666][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.720109][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.720135][ T32] r4:848b5900 [ 1343.720156][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.720782][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.720811][ T32] r4:00000001 [ 1343.720897][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.720938][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.720965][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.721222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.721457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.721491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.721798][ T32] r4:84bf9700 [ 1343.722077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.722111][ T32] INFO: task kworker/0:540:6560 blocked for more than 470 seconds. [ 1343.722146][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.722245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1343.735309][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.735905][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed319e08 ** 8 printk messages dropped ** [ 1343.736371][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.736429][ T32] r5:00001000 r4:ecfa1000 [ 1343.736641][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.736687][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.736891][ T32] r7:dddced80 r6:83018000 r5:8594d38c r4:85865580 ** 10 printk messages dropped ** [ 1343.737688][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.738679][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.739095][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.739124][ T32] r5:80000113 r4:80239bb0 [ 1343.739144][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.739189][ T32] r4:82ac11e4 [ 1343.739208][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.739392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.739477][ T32] r4:eaeb9dc0 [ 1343.739502][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.739567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.739593][ T32] r4:00000000 [ 1343.739613][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.739686][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.739712][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.739965][ T32] r5:00001000 r4:ed35d000 [ 1343.739991][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.740033][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.740075][ T32] r5:85a35f8c r4:85a35c00 [ 1343.740095][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.740141][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.740163][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.740209][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.740237][ T32] r4:848b5900 [ 1343.740350][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.740412][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.740435][ T32] r4:00000001 [ 1343.740455][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.740492][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.740537][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.740572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.740598][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.740627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.740648][ T32] r4:84bf9700 [ 1343.740670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.740698][ T32] INFO: task kworker/0:541:6562 blocked for more than 470 seconds. [ 1343.740730][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.740907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.740932][ T32] task:kworker/0:541 state:D stack:0 pid:6562 tgid:6562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.740976][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.741036][ T32] Call trace: [ 1343.741065][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.741109][ T32] r10:82918888 r9:ed321d84 r8:00000002 r7:60000113 r6:ed321d8c r5:858fd400 [ 1343.741133][ T32] r4:858fd400 [ 1343.741164][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.741207][ T32] r5:858fd400 r4:82918884 [ 1343.741228][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.741264][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.741397][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed321e08 [ 1343.741433][ T32] r4:00000000 [ 1343.741452][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.741489][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.741527][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.741570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85689fc0 [ 1343.741593][ T32] r4:00000000 [ 1343.741613][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.741657][ T32] r9:83018005 r8:858fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f29f000 [ 1343.742256][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.778247][ T32] r5:00001000 r4:ecff7000 [ 1343.778299][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.778383][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.778473][ T32] r5:8594db8c r4:8594d800 [ 1343.778499][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.778618][ T32] r7:dddced80 r6:83018000 r5:8594db8c r4:85865680 [ 1343.778654][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.778706][ T32] r10:61c88647 r9:858fd400 r8:858656ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.778730][ T32] r4:85865680 [ 1343.778773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.778826][ T32] r10:00000000 r9:85865680 r8:8027f5e8 r7:ed2f5e60 r6:85865700 r5:858fd400 [ 1343.778866][ T32] r4:00000001 [ 1343.778920][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.778964][ T32] Exception stack(0xed321fb0 to 0xed321ff8) [ 1343.779052][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.779094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.779405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1343.780686][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1343.780987][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.781234][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.781391][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1343.781784][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1343.782131][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.786083][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.786135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.786175][ T32] task:kworker/0:542 state:D stack:0 pid:6564 tgid:6564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.786274][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.786402][ T32] Call trace: [ 1343.786513][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.786647][ T32] r10:82918888 r9:ed325d84 r8:00000002 r7:60000113 r6:ed325d8c r5:858fe000 [ 1343.786703][ T32] r4:858fe000 [ 1343.786768][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.786849][ T32] r5:858fe000 r4:82918884 [ 1343.786895][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.786970][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.787056][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed325e08 [ 1343.787159][ T32] r4:00000000 [ 1343.787205][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.787279][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.787364][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.787458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b7580 [ 1343.787503][ T32] r4:00000000 [ 1343.787542][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.787631][ T32] r9:83018005 r8:858fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f2a7000 [ 1343.787683][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.787788][ T32] r5:00001000 r4:ed343000 [ 1343.787837][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.787935][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.788023][ T32] r5:8594eb8c r4:8594e800 [ 1343.788066][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.788157][ T32] r7:dddced80 r6:83018000 r5:8594eb8c r4:85865780 [ 1343.788204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.788295][ T32] r10:61c88647 r9:858fe000 r8:858657ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.788337][ T32] r4:85865780 [ 1343.788420][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.788520][ T32] r10:00000000 r9:85865780 r8:8027f5e8 r7:ed2f5e60 r6:85865800 r5:858fe000 [ 1343.788562][ T32] r4:00000001 [ 1343.788608][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.788686][ T32] Exception stack(0xed325fb0 to 0xed325ff8) [ 1343.788759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.788823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.788875][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.788935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.788983][ T32] r4:854b70c0 [ 1343.790158][ T32] INFO: task kworker/0:542:6564 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.790231][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.790402][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.790530][ T32] Call trace: ** 1 printk messages dropped ** [ 1343.790739][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 7 printk messages dropped ** [ 1343.791236][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1343.791815][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1343.816902][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.817497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.818009][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.818521][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1343.819454][ T32] r5:00001000 r4:ed32b000 [ 1343.819513][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1343.819935][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.820562][ T32] Exception stack(0xed31dfb0 to 0xed31dff8) ** 4 printk messages dropped ** [ 1343.821059][ T32] r4:854b71c0 ** 3 printk messages dropped ** [ 1343.836353][ T32] Call trace: ** 2 printk messages dropped ** [ 1343.836636][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.837041][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1343.837636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 3 printk messages dropped ** [ 1343.837868][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.837953][ T32] r5:00001000 r4:ed35d000 [ 1343.837998][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.838076][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.838163][ T32] r5:85a35f8c r4:85a35c00 [ 1343.838205][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.838298][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.838343][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.838445][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.838491][ T32] r4:848b5900 [ 1343.838526][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.838657][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.838724][ T32] r4:00000001 [ 1343.838767][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.838850][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.838942][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.838998][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.839058][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.839116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.839161][ T32] r4:84bf9700 [ 1343.839206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.839305][ T32] INFO: task kworker/0:544:6567 blocked for more than 470 seconds. [ 1343.839375][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.839455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.839495][ T32] task:kworker/0:544 state:D stack:0 pid:6567 tgid:6567 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.839592][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.839684][ T32] Call trace: [ 1343.839752][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.839838][ T32] r10:82918888 r9:ed329d84 r8:00000002 r7:60000113 r6:ed329d8c r5:857c0000 [ 1343.839882][ T32] r4:857c0000 [ 1343.839932][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.840003][ T32] r5:857c0000 r4:82918884 [ 1343.840060][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.840146][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.840231][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed329e08 [ 1343.840270][ T32] r4:00000000 [ 1343.840314][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.840434][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.840513][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.840598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b7180 [ 1343.840640][ T32] r4:00000000 [ 1343.840687][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.840778][ T32] r9:83018005 r8:857c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f2a5000 [ 1343.840819][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.840903][ T32] r5:00001000 r4:ed337000 [ 1343.840940][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.841016][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.841096][ T32] r5:8594df8c r4:8594dc00 [ 1343.841137][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.841223][ T32] r7:dddced80 r6:83018000 r5:8594df8c r4:85865980 [ 1343.841267][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.841357][ T32] r10:61c88647 r9:857c0000 r8:858659ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.841405][ T32] r4:85865980 [ 1343.841451][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.841563][ T32] r10:00000000 r9:85865980 r8:8027f5e8 r7:ed325e60 r6:85865a00 r5:857c0000 [ 1343.841614][ T32] r4:00000001 [ 1343.841652][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.841725][ T32] Exception stack(0xed329fb0 to 0xed329ff8) [ 1343.841782][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.841842][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.842038][ T32] r4:854b73c0 ** 2 printk messages dropped ** [ 1343.864629][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.865399][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 7 printk messages dropped ** [ 1343.866346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 6 printk messages dropped ** [ 1343.867070][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.867654][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.869281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.869502][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1343.869752][ T32] r4:857c0c00 ** 4 printk messages dropped ** [ 1343.870040][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed335e08 ** 9 printk messages dropped ** [ 1343.870582][ T32] r5:00001000 r4:ed34f000 [ 1343.870629][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.870759][ T32] r5:8594e78c r4:8594e400 ** 3 printk messages dropped ** [ 1343.870932][ T32] r10:61c88647 r9:857c0c00 r8:85865aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.871257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.871287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.871309][ T32] r4:854b7440 [ 1343.871760][ T32] INFO: task kworker/0:545:6570 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.871795][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.871873][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.871919][ T32] Call trace: [ 1343.871949][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.872018][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.872067][ T32] r4:00000000 [ 1343.872090][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.872129][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.872159][ T32] 9d20: b116b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.872250][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.896473][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.896565][ T32] r5:80000113 r4:80239bb0 [ 1343.896625][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.896701][ T32] r4:82ac11e4 [ 1343.896766][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.896850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.896908][ T32] r4:eaeb9dc0 [ 1343.896961][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.897038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.897090][ T32] r4:00000000 [ 1343.897136][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.897211][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.897236][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.897318][ T32] r5:00001000 r4:ed35d000 [ 1343.897342][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.897383][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.897467][ T32] r5:85a35f8c r4:85a35c00 [ 1343.897492][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.897540][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.897561][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.897659][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.897687][ T32] r4:848b5900 [ 1343.897707][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.897754][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.897780][ T32] r4:00000001 [ 1343.897802][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.897843][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.897883][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.897917][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.898006][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.898085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.898169][ T32] r4:84bf9700 [ 1343.898197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.898248][ T32] INFO: task kworker/0:546:6572 blocked for more than 470 seconds. [ 1343.898328][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.898356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.898404][ T32] task:kworker/0:546 state:D stack:0 pid:6572 tgid:6572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.898469][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.898515][ T32] Call trace: [ 1343.898545][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.898624][ T32] r10:82918888 r9:ed34dd84 r8:00000002 r7:60000013 r6:ed34dd8c r5:857c1800 [ 1343.898647][ T32] r4:857c1800 [ 1343.898667][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.898735][ T32] r5:857c1800 r4:82918884 [ 1343.898806][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.898882][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.898961][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed34de08 [ 1343.898987][ T32] r4:00000000 [ 1343.899006][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.899068][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.899141][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.899191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b7840 [ 1343.899213][ T32] r4:00000000 [ 1343.899302][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.899350][ T32] r9:83018005 r8:857c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f2ab000 [ 1343.899371][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.899430][ T32] r5:00001000 r4:ed35b000 [ 1343.899451][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.899491][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.899533][ T32] r5:8594ef8c r4:8594ec00 [ 1343.899560][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.899635][ T32] r7:dddced80 r6:83018000 r5:8594ef8c r4:85865b80 [ 1343.899691][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1343.899838][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1343.900085][ T32] Exception stack(0xed34dfb0 to 0xed34dff8) [ 1343.900139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.900171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.900198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.900227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.900249][ T32] r4:854b7500 [ 1343.901057][ T32] INFO: task kworker/0:546:6572 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.901094][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.901150][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.901266][ T32] Call trace: [ 1343.901300][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.901352][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.901415][ T32] r4:00000000 [ 1343.901496][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.901539][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.901568][ T32] 9d20: b15af000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.901600][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.901626][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.901686][ T32] r5:80000113 r4:80239bb0 [ 1343.901710][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.901786][ T32] r4:82ac11e4 [ 1343.901838][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.901892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.901915][ T32] r4:eaeb9dc0 [ 1343.901934][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.902005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.902058][ T32] r4:00000000 [ 1343.902080][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.902153][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.902178][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.922657][ T32] r5:00001000 r4:ed35d000 [ 1343.922703][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.922803][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.922887][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1343.923065][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.923402][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.923741][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.924072][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1343.924436][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1343.924578][ T32] r5:00001000 r4:ed367000 [ 1343.924601][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.924642][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.924890][ T32] r10:61c88647 r9:857c2400 r8:85865cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.925295][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.926568][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1343.926959][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.927266][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.927585][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.928071][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.928281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.928594][ T32] task:kworker/0:548 state:D stack:0 pid:6575 tgid:6575 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.929006][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed359e08 ** 7 printk messages dropped ** [ 1343.929352][ T32] r9:83018005 r8:857c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f2af000 ** 1 printk messages dropped ** [ 1343.929428][ T32] r5:00001000 r4:ed373000 ** 1 printk messages dropped ** [ 1343.929545][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.929912][ T32] r10:00000000 r9:85865d80 r8:8027f5e8 r7:ed341e60 r6:85865e00 r5:857c3000 ** 8 printk messages dropped ** [ 1343.930755][ T32] INFO: task kworker/0:548:6575 is blocked on a mutex likely owned by task kworker/1:370:4428. ** 7 printk messages dropped ** [ 1343.931330][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 1 printk messages dropped ** [ 1343.931421][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1343.931450][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1343.931474][ T32] r5:80000113 r4:80239bb0 [ 1343.931526][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.931573][ T32] r4:82ac11e4 [ 1343.931640][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.931692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.931716][ T32] r4:eaeb9dc0 [ 1343.931736][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.931825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.931851][ T32] r4:00000000 [ 1343.931900][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.931961][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.932015][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.932082][ T32] r5:00001000 r4:ed35d000 [ 1343.932134][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.932223][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.960047][ T32] r5:85a35f8c r4:85a35c00 [ 1343.960094][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.960196][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.960226][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.960279][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.960376][ T32] r4:848b5900 [ 1343.960440][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.960554][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.960580][ T32] r4:00000001 [ 1343.960601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.960640][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.960687][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.960722][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.960750][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.960818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.960844][ T32] r4:84bf9700 [ 1343.960907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.960940][ T32] INFO: task kworker/0:549:6578 blocked for more than 470 seconds. [ 1343.960971][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.961050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.961075][ T32] task:kworker/0:549 state:D stack:0 pid:6578 tgid:6578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.961136][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.961184][ T32] Call trace: [ 1343.961271][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1343.961387][ T32] r10:82918888 r9:ed371d84 r8:00000002 r7:60000013 r6:ed371d8c r5:857c4800 [ 1343.961425][ T32] r4:857c4800 [ 1343.961446][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1343.961486][ T32] r5:857c4800 r4:82918884 [ 1343.961506][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.961543][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.961618][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed371e08 [ 1343.961685][ T32] r4:00000000 [ 1343.961707][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1343.961809][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1343.961865][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.961910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b7e80 [ 1343.961978][ T32] r4:00000000 [ 1343.962047][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.962245][ T32] r9:83018005 r8:857c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f2b1000 [ 1343.968210][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.968293][ T32] r5:00001000 r4:ed37f000 [ 1343.968317][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.968359][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.968466][ T32] r5:8594ff8c r4:8594fc00 [ 1343.968492][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.968575][ T32] r7:dddced80 r6:83018000 r5:8594ff8c r4:85865e80 [ 1343.968632][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.968686][ T32] r10:61c88647 r9:857c4800 r8:85865eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.968736][ T32] r4:85865e80 [ 1343.968759][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.968808][ T32] r10:00000000 r9:85865e80 r8:8027f5e8 r7:ed359e60 r6:85865f00 r5:857c4800 [ 1343.968858][ T32] r4:00000001 [ 1343.968884][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.968923][ T32] Exception stack(0xed371fb0 to 0xed371ff8) [ 1343.968952][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.969008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.969071][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.969135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.969211][ T32] r4:854b7b00 [ 1343.969996][ T32] INFO: task kworker/0:549:6578 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1343.970084][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.970373][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.970609][ T32] Call trace: [ 1343.970797][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1343.970903][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1343.970958][ T32] r4:00000000 [ 1343.971005][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.971089][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1343.971200][ T32] 9d20: b26ed000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1343.971267][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 2 printk messages dropped ** [ 1343.971489][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.971583][ T32] r4:82ac11e4 [ 1343.971641][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.971771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1343.971826][ T32] r4:eaeb9dc0 [ 1343.971869][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1343.971960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1343.972008][ T32] r4:00000000 [ 1343.972053][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1343.972149][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1343.972227][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.986983][ T32] r5:00001000 r4:ed35d000 [ 1343.987120][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.987240][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.987316][ T32] r5:85a35f8c r4:85a35c00 [ 1343.987340][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.987390][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1343.988253][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.988384][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.988421][ T32] r4:848b5900 [ 1343.988442][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.988499][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1343.988547][ T32] r4:00000001 [ 1343.988570][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.988611][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1343.988666][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.988737][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.988792][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.988898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.989009][ T32] r4:84bf9700 [ 1343.989037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.989067][ T32] INFO: task kworker/0:550:6579 blocked for more than 470 seconds. [ 1343.989100][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.989141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.989193][ T32] task:kworker/0:550 state:D stack:0 pid:6579 tgid:6579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.989298][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.989631][ T32] r4:857c5400 ** 4 printk messages dropped ** [ 1343.989934][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed37de08 ** 9 printk messages dropped ** [ 1343.990733][ T32] r5:00001000 r4:ed3b7000 [ 1343.990784][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1343.990882][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1343.991029][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.991626][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.014025][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.014627][ T32] 9d20: b2e10000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 8 printk messages dropped ** [ 1344.015225][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1344.016066][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 4 printk messages dropped ** [ 1344.016506][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 8 printk messages dropped ** [ 1344.017623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1344.018303][ T32] r10:82918888 r9:ed389d84 r8:00000002 r7:60000113 r6:ed389d8c r5:857c3c00 ** 9 printk messages dropped ** [ 1344.018910][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.019296][ T32] r5:00001000 r4:ed38b000 [ 1344.019378][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.019721][ T32] r7:dddced80 r6:83018000 r5:8594fb8c r4:8508a080 ** 7 printk messages dropped ** [ 1344.020231][ T32] Exception stack(0xed389fb0 to 0xed389ff8) ** 4 printk messages dropped ** [ 1344.020637][ T32] r4:854b7bc0 ** 2 printk messages dropped ** [ 1344.021421][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.021992][ T32] 9d20: b2e10000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 9 printk messages dropped ** [ 1344.047621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.047680][ T32] r4:00000000 [ 1344.047740][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.047839][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.047886][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.048001][ T32] r5:00001000 r4:ed35d000 [ 1344.048051][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.048131][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.048214][ T32] r5:85a35f8c r4:85a35c00 [ 1344.048291][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.048391][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.048443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.048540][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.048592][ T32] r4:848b5900 [ 1344.048633][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.048726][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.048772][ T32] r4:00000001 [ 1344.048795][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.048852][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.048889][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.048922][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.048951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.048993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.049051][ T32] r4:84bf9700 [ 1344.049080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.049154][ T32] INFO: task kworker/0:552:6584 blocked for more than 470 seconds. [ 1344.049328][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.049359][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.049383][ T32] task:kworker/0:552 state:D stack:0 pid:6584 tgid:6584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.049525][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.049577][ T32] Call trace: [ 1344.049658][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.049713][ T32] r10:82918888 r9:ed3a1d84 r8:00000002 r7:60000113 r6:ed3a1d8c r5:857c6c00 [ 1344.049813][ T32] r4:857c6c00 [ 1344.049859][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.049902][ T32] r5:857c6c00 r4:82918884 [ 1344.049923][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.049961][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.050010][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3a1e08 [ 1344.050051][ T32] r4:00000000 [ 1344.050099][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.050181][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.050314][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.050401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d1200 [ 1344.050432][ T32] r4:00000000 [ 1344.050452][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.050549][ T32] r9:83018005 r8:857c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2b7000 [ 1344.050627][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.050732][ T32] r5:00001000 r4:ed3a3000 [ 1344.050777][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.050854][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.050940][ T32] r5:8595838c r4:85958000 [ 1344.050963][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.051016][ T32] r7:dddced80 r6:83018000 r5:8595838c r4:8508a180 [ 1344.051068][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.051176][ T32] r10:61c88647 r9:857c6c00 r8:8508a1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.051227][ T32] r4:8508a180 [ 1344.051289][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.051365][ T32] r10:00000000 r9:8508a180 r8:8027f5e8 r7:ed37de60 r6:8508a200 r5:857c6c00 [ 1344.051397][ T32] r4:00000001 [ 1344.051468][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.051587][ T32] Exception stack(0xed3a1fb0 to 0xed3a1ff8) [ 1344.051699][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.051777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.051861][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.051895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.052075][ T32] r4:847d1000 [ 1344.074676][ T32] INFO: task kworker/0:552:6584 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.074859][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.074967][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.075053][ T32] Call trace: [ 1344.075092][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.075151][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.075192][ T32] r4:00000000 [ 1344.075220][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.075314][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.075372][ T32] 9d20: b341e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.075459][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.075619][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1344.076073][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1344.076446][ T32] r5:00001000 r4:ed35d000 ** 5 printk messages dropped ** [ 1344.076712][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1344.077047][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1344.077493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.077607][ T32] INFO: task kworker/0:553:6586 blocked for more than 470 seconds. [ 1344.077648][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.077723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.077799][ T32] task:kworker/0:553 state:D stack:0 pid:6586 tgid:6586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.077856][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.077901][ T32] Call trace: [ 1344.077954][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.078006][ T32] r10:82918888 r9:ed39dd84 r8:00000002 r7:60000013 r6:ed39dd8c r5:857c8c00 [ 1344.078156][ T32] r4:857c8c00 [ 1344.078182][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.078310][ T32] r5:857c8c00 r4:82918884 [ 1344.078335][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.078409][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.078459][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed39de08 [ 1344.078483][ T32] r4:00000000 [ 1344.078528][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.078621][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.078705][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.078755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d1380 [ 1344.078807][ T32] r4:00000000 [ 1344.078987][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.079051][ T32] r9:83018005 r8:857c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2b9000 [ 1344.079106][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.079205][ T32] r5:00001000 r4:ed3ab000 [ 1344.079249][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.079327][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.079436][ T32] r5:8595878c r4:85958400 [ 1344.079523][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.079642][ T32] r7:dddced80 r6:83018000 r5:8595878c r4:8508a280 [ 1344.079696][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.079802][ T32] r10:61c88647 r9:857c8c00 r8:8508a2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.079857][ T32] r4:8508a280 [ 1344.079907][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.080008][ T32] r10:00000000 r9:8508a280 r8:8027f5e8 r7:ed37de60 r6:8508a300 r5:857c8c00 [ 1344.080056][ T32] r4:00000001 [ 1344.080096][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.080251][ T32] Exception stack(0xed39dfb0 to 0xed39dff8) [ 1344.080377][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.080475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.080599][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.080703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.080745][ T32] r4:847d1340 [ 1344.081322][ T32] INFO: task kworker/0:553:6586 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.081362][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.081509][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.081618][ T32] Call trace: [ 1344.081662][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.081726][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.081773][ T32] r4:00000000 [ 1344.081795][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.081867][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.081903][ T32] 9d20: b341e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.081933][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.081959][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.082052][ T32] r5:80000113 r4:80239bb0 [ 1344.082106][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.082259][ T32] r4:82ac11e4 [ 1344.107014][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.107137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.107190][ T32] r4:eaeb9dc0 [ 1344.107217][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.107307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.107359][ T32] r4:00000000 [ 1344.107382][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.107468][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.107634][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.107691][ T32] r5:00001000 r4:ed35d000 ** 2 printk messages dropped ** [ 1344.107906][ T32] r5:85a35f8c r4:85a35c00 ** 4 printk messages dropped ** [ 1344.108205][ T32] r4:848b5900 ** 5 printk messages dropped ** [ 1344.108672][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.109135][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.109651][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.110309][ T32] r5:00001000 r4:ed3d3000 [ 1344.110330][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.110576][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.111040][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.111417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1344.123217][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1344.123706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 7 printk messages dropped ** [ 1344.124276][ T32] r5:00001000 r4:ed35d000 ** 5 printk messages dropped ** [ 1344.124778][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.124851][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.124875][ T32] r4:848b5900 [ 1344.124947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.124998][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.125022][ T32] r4:00000001 [ 1344.125042][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.125089][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.125134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.125226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.125257][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.125287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.125346][ T32] r4:84bf9700 [ 1344.125441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.125486][ T32] INFO: task kworker/0:555:6591 blocked for more than 470 seconds. [ 1344.125521][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.125649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.125706][ T32] task:kworker/0:555 state:D stack:0 pid:6591 tgid:6591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.125871][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.125962][ T32] Call trace: [ 1344.126022][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.126094][ T32] r10:82918888 r9:ed3b5d84 r8:00000002 r7:60000013 r6:ed3b5d8c r5:857c9800 [ 1344.126119][ T32] r4:857c9800 [ 1344.126231][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.126278][ T32] r5:857c9800 r4:82918884 [ 1344.126299][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.126339][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.126451][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3b5e08 [ 1344.126480][ T32] r4:00000000 [ 1344.126501][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.126540][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.126644][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.126712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d1740 [ 1344.126736][ T32] r4:00000000 [ 1344.126782][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.126877][ T32] r9:83018005 r8:857c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f2bd000 [ 1344.126920][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.127033][ T32] r5:00001000 r4:ed3bf000 [ 1344.127066][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.127139][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.127243][ T32] r5:8595938c r4:85959000 [ 1344.127414][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.127465][ T32] r7:dddced80 r6:83018000 r5:8595938c r4:8508a480 [ 1344.127512][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.127563][ T32] r10:61c88647 r9:857c9800 r8:8508a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.127590][ T32] r4:8508a480 [ 1344.127623][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.127761][ T32] r10:00000000 r9:8508a480 r8:8027f5e8 r7:ed3cde60 r6:8508a500 r5:857c9800 [ 1344.127859][ T32] r4:00000001 [ 1344.127888][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.127951][ T32] Exception stack(0xed3b5fb0 to 0xed3b5ff8) [ 1344.127981][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.128010][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.128036][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.128091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.128119][ T32] r4:847d1680 [ 1344.129290][ T32] INFO: task kworker/0:555:6591 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.129360][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.129511][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.129605][ T32] Call trace: [ 1344.129678][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.129773][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.129823][ T32] r4:00000000 [ 1344.129864][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.129945][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.130002][ T32] 9d20: b377f000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.130059][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.130111][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.130168][ T32] r5:80000113 r4:80239bb0 [ 1344.130213][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.130304][ T32] r4:82ac11e4 [ 1344.130404][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.130536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.130609][ T32] r4:eaeb9dc0 [ 1344.130640][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.130693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.130716][ T32] r4:00000000 [ 1344.130736][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.130914][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.130962][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.131009][ T32] r5:00001000 r4:ed35d000 [ 1344.131030][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.131070][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.131112][ T32] r5:85a35f8c r4:85a35c00 [ 1344.131132][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.131255][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.131281][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.131438][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.131484][ T32] r4:848b5900 [ 1344.131593][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.131699][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.131753][ T32] r4:00000001 [ 1344.131812][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.131892][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.131967][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.132074][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.132137][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.161466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.161623][ T32] r4:84bf9700 [ 1344.161701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.161766][ T32] INFO: task kworker/0:556:6592 blocked for more than 470 seconds. [ 1344.161839][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.161889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1344.163149][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1344.163705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d1bc0 ** 4 printk messages dropped ** [ 1344.164069][ T32] r5:00001000 r4:ed3db000 [ 1344.164108][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.164175][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.164561][ T32] r10:61c88647 r9:857c8000 r8:8508a5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.165056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.166438][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.166977][ T32] 9d20: b3b83000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.167029][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.167072][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.167130][ T32] r5:80000113 r4:80239bb0 [ 1344.167167][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.167255][ T32] r4:82ac11e4 [ 1344.167293][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.167373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.167425][ T32] r4:eaeb9dc0 [ 1344.167459][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.167532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.167585][ T32] r4:00000000 [ 1344.167623][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.167718][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.167760][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.167830][ T32] r5:00001000 r4:ed35d000 [ 1344.167892][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.167962][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.168032][ T32] r5:85a35f8c r4:85a35c00 [ 1344.168068][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.168144][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.168179][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.168269][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.168312][ T32] r4:848b5900 [ 1344.168345][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.168427][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.168466][ T32] r4:00000001 [ 1344.168500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.168560][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 1 printk messages dropped ** [ 1344.168687][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.169224][ T32] task:kworker/0:557 state:D stack:0 pid:6595 tgid:6595 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.169982][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3e5e08 ** 7 printk messages dropped ** [ 1344.170534][ T32] r9:83018005 r8:857cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f2c5000 ** 1 printk messages dropped ** [ 1344.170680][ T32] r5:00001000 r4:ed3f3000 [ 1344.170768][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.170845][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.171225][ T32] r7:dddced80 r6:83018000 r5:85959f8c r4:8508a680 ** 8 printk messages dropped ** [ 1344.171766][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1344.204710][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 9 printk messages dropped ** [ 1344.205422][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1344.206277][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.207291][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.207991][ T32] task:kworker/0:558 state:D stack:0 pid:6596 tgid:6596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.208901][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1344.209506][ T32] r5:00001000 r4:ed3eb000 [ 1344.209542][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.209717][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.210366][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.210762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1344.212102][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1344.235818][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1344.235889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.235911][ T32] r4:eaeb9dc0 [ 1344.235932][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.235976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.235999][ T32] r4:00000000 [ 1344.236019][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.236065][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.236117][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.236178][ T32] r5:00001000 r4:ed35d000 [ 1344.236213][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.236288][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.236334][ T32] r5:85a35f8c r4:85a35c00 [ 1344.236355][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.236412][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.236450][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.236503][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.236527][ T32] r4:848b5900 [ 1344.236548][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.236595][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.236617][ T32] r4:00000001 [ 1344.236637][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.236681][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.236759][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.236823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.236869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.236935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.237029][ T32] r4:84bf9700 [ 1344.237059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.237103][ T32] INFO: task kworker/0:559:6599 blocked for more than 470 seconds. [ 1344.237310][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.237403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.237434][ T32] task:kworker/0:559 state:D stack:0 pid:6599 tgid:6599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.237612][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.237689][ T32] Call trace: [ 1344.237783][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.237864][ T32] r10:82918888 r9:ed3c9d84 r8:00000002 r7:60000013 r6:ed3c9d8c r5:857cd400 [ 1344.237891][ T32] r4:857cd400 [ 1344.237911][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.237972][ T32] r5:857cd400 r4:82918884 [ 1344.238001][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.238042][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.238087][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3c9e08 [ 1344.238142][ T32] r4:00000000 [ 1344.238165][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.238202][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.238306][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.238357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de280 [ 1344.238434][ T32] r4:00000000 [ 1344.238505][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.238598][ T32] r9:83018005 r8:857cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f2c9000 [ 1344.238682][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.238761][ T32] r5:00001000 r4:ed40b000 [ 1344.238787][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.238830][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.238872][ T32] r5:8595ab8c r4:8595a800 [ 1344.238892][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.238937][ T32] r7:dddced80 r6:83018000 r5:8595ab8c r4:8508a880 [ 1344.238959][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.239005][ T32] r10:61c88647 r9:857cd400 r8:8508a8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.239028][ T32] r4:8508a880 [ 1344.239048][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.239129][ T32] r10:00000000 r9:8508a880 r8:8027f5e8 r7:ed3e5e60 r6:8508a900 r5:857cd400 [ 1344.239163][ T32] r4:00000001 [ 1344.239183][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.239220][ T32] Exception stack(0xed3c9fb0 to 0xed3c9ff8) [ 1344.239342][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.239376][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.239434][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.239468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.239490][ T32] r4:847d1fc0 [ 1344.240246][ T32] INFO: task kworker/0:559:6599 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.240281][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.240397][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.240458][ T32] Call trace: [ 1344.240523][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.240574][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.240599][ T32] r4:00000000 [ 1344.240619][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.240655][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.240684][ T32] 9d20: b4175000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.240712][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.240738][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.240763][ T32] r5:80000113 r4:80239bb0 [ 1344.240808][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.240859][ T32] r4:82ac11e4 [ 1344.240880][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.240953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.240983][ T32] r4:eaeb9dc0 [ 1344.241005][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.241051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.241074][ T32] r4:00000000 [ 1344.241105][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.241221][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1344.241631][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.242067][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.263492][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.264180][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.264854][ T32] r9:83018005 r8:857ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f2c7000 ** 1 printk messages dropped ** [ 1344.264986][ T32] r5:00001000 r4:ed3ff000 [ 1344.265035][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.265125][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.265223][ T32] r5:8595a78c r4:8595a400 [ 1344.265272][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.265376][ T32] r7:dddced80 r6:83018000 r5:8595a78c r4:8508a980 [ 1344.265437][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.265539][ T32] r10:61c88647 r9:857ce000 r8:8508a9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.265592][ T32] r4:8508a980 [ 1344.265686][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.265801][ T32] r10:00000000 r9:8508a980 r8:8027f5e8 r7:ed3c9e60 r6:8508aa00 r5:857ce000 [ 1344.265855][ T32] r4:00000001 [ 1344.265907][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.265995][ T32] Exception stack(0xed3fdfb0 to 0xed3fdff8) [ 1344.266128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.266226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.266296][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.266364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.266425][ T32] r4:850de100 [ 1344.267830][ T32] INFO: task kworker/0:560:6601 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.267931][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.268074][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.268217][ T32] Call trace: [ 1344.268290][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.268393][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.268473][ T32] r4:00000000 [ 1344.268525][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.268613][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.268688][ T32] 9d20: b431e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.268755][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 1 printk messages dropped ** [ 1344.268900][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.269575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 9 printk messages dropped ** [ 1344.270334][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 6 printk messages dropped ** [ 1344.270914][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1344.271738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.271793][ T32] task:kworker/0:561 state:D stack:0 pid:6603 tgid:6603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.271928][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.272027][ T32] Call trace: [ 1344.272097][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.303021][ T32] r10:82918888 r9:ed409d84 r8:00000002 r7:60000113 r6:ed409d8c r5:857cec00 [ 1344.303228][ T32] r4:857cec00 [ 1344.303280][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.303393][ T32] r5:857cec00 r4:82918884 [ 1344.303440][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.303518][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.303608][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed409e08 [ 1344.303660][ T32] r4:00000000 [ 1344.303700][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.303769][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.303847][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.303932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de500 [ 1344.303977][ T32] r4:00000000 [ 1344.304014][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.304101][ T32] r9:83018005 r8:857cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f2cd000 [ 1344.304146][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.304228][ T32] r5:00001000 r4:ed423000 [ 1344.304268][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.304348][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.304438][ T32] r5:8595a38c r4:8595a000 [ 1344.304485][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.304575][ T32] r7:dddced80 r6:83018000 r5:8595a38c r4:8508aa80 [ 1344.304683][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.304782][ T32] r10:61c88647 r9:857cec00 r8:8508aaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.304835][ T32] r4:8508aa80 [ 1344.304884][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.304987][ T32] r10:00000000 r9:8508aa80 r8:8027f5e8 r7:ed3c9e60 r6:8508ab00 r5:857cec00 [ 1344.305045][ T32] r4:00000001 [ 1344.305092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.305179][ T32] Exception stack(0xed409fb0 to 0xed409ff8) [ 1344.305263][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.305330][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.305392][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.305463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.305515][ T32] r4:850de480 [ 1344.306903][ T32] INFO: task kworker/0:561:6603 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.306987][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.307139][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.307246][ T32] Call trace: [ 1344.307358][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.307462][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 1 printk messages dropped ** [ 1344.307605][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1344.308419][ T32] r4:eaeb9dc0 ** 5 printk messages dropped ** [ 1344.308844][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.309518][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1344.310252][ T32] r4:84bf9700 ** 3 printk messages dropped ** [ 1344.310517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1344.310797][ T32] Call trace: [ 1344.310867][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.310963][ T32] r10:82918888 r9:ed365d84 r8:00000002 r7:60000013 r6:ed365d8c r5:857ca400 [ 1344.311016][ T32] r4:857ca400 [ 1344.311063][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.311151][ T32] r5:857ca400 r4:82918884 [ 1344.311221][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.311336][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.311443][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed365e08 [ 1344.311524][ T32] r4:00000000 [ 1344.311579][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.311671][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.311779][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.311909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de300 [ 1344.311962][ T32] r4:00000000 [ 1344.312013][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.312111][ T32] r9:83018005 r8:857ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f2cb000 [ 1344.312160][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.335859][ T32] r5:00001000 r4:ed417000 [ 1344.336000][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.336075][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.336122][ T32] r5:8595af8c r4:8595ac00 [ 1344.336142][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.336190][ T32] r7:dddced80 r6:83018000 r5:8595af8c r4:8508ab80 [ 1344.336339][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.336396][ T32] r10:61c88647 r9:857ca400 r8:8508abac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.336420][ T32] r4:8508ab80 [ 1344.336442][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.336489][ T32] r10:00000000 r9:8508ab80 r8:8027f5e8 r7:ed409e60 r6:8508ac00 r5:857ca400 [ 1344.336511][ T32] r4:00000001 [ 1344.336600][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.336725][ T32] Exception stack(0xed365fb0 to 0xed365ff8) [ 1344.336838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.336885][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.336916][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.336946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.336968][ T32] r4:850de480 [ 1344.337693][ T32] INFO: task kworker/0:562:6604 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.337728][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.337797][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.337921][ T32] Call trace: [ 1344.337958][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.338009][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.338069][ T32] r4:00000000 [ 1344.338094][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.338182][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.338214][ T32] 9d20: b473f000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.338253][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.338319][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.338372][ T32] r5:80000113 r4:80239bb0 [ 1344.338434][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.338533][ T32] r4:82ac11e4 [ 1344.338610][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1344.338802][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1344.339399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.339786][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.340091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.340591][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.340994][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.341082][ T32] r5:00001000 r4:ed453000 [ 1344.341121][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1344.341335][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.341436][ T32] r10:61c88647 r9:857c6000 r8:8508acac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.341552][ T32] r4:8508ac80 [ 1344.341575][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.341620][ T32] r10:00000000 r9:8508ac80 r8:8027f5e8 r7:ed409e60 r6:8508ad00 r5:857c6000 [ 1344.341647][ T32] r4:00000001 [ 1344.341723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.341765][ T32] Exception stack(0xed415fb0 to 0xed415ff8) [ 1344.341856][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.341962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.341995][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.342024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.342094][ T32] r4:850de480 [ 1344.357710][ T32] INFO: task kworker/0:563:6607 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.357954][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.358129][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.358244][ T32] Call trace: [ 1344.358316][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.358437][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.358491][ T32] r4:00000000 [ 1344.358534][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.358688][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.358761][ T32] 9d20: b4a56000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.358893][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.358950][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.358999][ T32] r5:80000113 r4:80239bb0 [ 1344.359042][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.359138][ T32] r4:82ac11e4 [ 1344.359178][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.359276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.359325][ T32] r4:eaeb9dc0 [ 1344.359366][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.359453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.359506][ T32] r4:00000000 [ 1344.359557][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.359656][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.359702][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.359794][ T32] r5:00001000 r4:ed35d000 [ 1344.359844][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.359924][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.360024][ T32] r5:85a35f8c r4:85a35c00 [ 1344.360076][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.360143][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.360261][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.360314][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.360363][ T32] r4:848b5900 [ 1344.360390][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.360464][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.360504][ T32] r4:00000001 [ 1344.360538][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.360628][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.360664][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.360693][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.360791][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1344.361132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1344.361979][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1344.383392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de780 ** 4 printk messages dropped ** [ 1344.383798][ T32] r5:00001000 r4:ed42f000 [ 1344.383830][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.383896][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.383943][ T32] r5:8595b78c r4:8595b400 [ 1344.383964][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.384012][ T32] r7:dddced80 r6:83018000 r5:8595b78c r4:8508ad80 [ 1344.384033][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.384079][ T32] r10:61c88647 r9:857d8000 r8:8508adac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.384104][ T32] r4:8508ad80 [ 1344.384146][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.384196][ T32] r10:00000000 r9:8508ad80 r8:8027f5e8 r7:ed415e60 r6:8508ae00 r5:857d8000 [ 1344.384219][ T32] r4:00000001 [ 1344.384239][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.384277][ T32] Exception stack(0xed421fb0 to 0xed421ff8) [ 1344.384331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.384364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.384419][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.384450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.384472][ T32] r4:850de600 [ 1344.385280][ T32] INFO: task kworker/0:564:6608 is blocked on a mutex likely owned by task kworker/1:370:4428. ** 1 printk messages dropped ** [ 1344.385453][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.385995][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 9 printk messages dropped ** [ 1344.386741][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.387312][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1344.387662][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1344.388455][ T32] r4:84bf9700 ** 4 printk messages dropped ** [ 1344.388806][ T32] task:kworker/0:565 state:D stack:0 pid:6611 tgid:6611 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.389844][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1344.390411][ T32] r5:00001000 r4:ed43b000 [ 1344.390437][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.390481][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1344.390622][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.391299][ T32] Exception stack(0xed42dfb0 to 0xed42dff8) ** 4 printk messages dropped ** [ 1344.391564][ T32] r4:850de580 ** 3 printk messages dropped ** [ 1344.416961][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.417570][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 9 printk messages dropped ** [ 1344.418104][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.418588][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1344.418797][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1344.419463][ T32] r4:84bf9700 ** 1 printk messages dropped ** [ 1344.419574][ T32] INFO: task kworker/0:566:6613 blocked for more than 470 seconds. [ 1344.419647][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.419736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.419811][ T32] task:kworker/0:566 state:D stack:0 pid:6613 tgid:6613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.419931][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.420020][ T32] Call trace: [ 1344.420084][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.420171][ T32] r10:82918888 r9:ed445d84 r8:00000002 r7:60000113 r6:ed445d8c r5:857d9800 [ 1344.420239][ T32] r4:857d9800 [ 1344.420287][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.420397][ T32] r5:857d9800 r4:82918884 [ 1344.420442][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.420522][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.420612][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed445e08 [ 1344.420676][ T32] r4:00000000 [ 1344.420739][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.420826][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.420917][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.421009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dea40 [ 1344.421054][ T32] r4:00000000 [ 1344.421093][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.421187][ T32] r9:83018005 r8:857d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f2d3000 [ 1344.421230][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.421347][ T32] r5:00001000 r4:ed447000 [ 1344.421395][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.421481][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.421570][ T32] r5:8595bf8c r4:8595bc00 [ 1344.421614][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.421709][ T32] r7:dddced80 r6:83018000 r5:8595bf8c r4:8508af80 [ 1344.421752][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.421866][ T32] r10:61c88647 r9:857d9800 r8:8508afac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.421919][ T32] r4:8508af80 [ 1344.421976][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.422083][ T32] r10:00000000 r9:8508af80 r8:8027f5e8 r7:ed415e60 r6:85866000 r5:857d9800 [ 1344.422147][ T32] r4:00000001 [ 1344.432840][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.433040][ T32] Exception stack(0xed445fb0 to 0xed445ff8) [ 1344.433134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.433201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.433265][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.433342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.433398][ T32] r4:850de480 [ 1344.434676][ T32] INFO: task kworker/0:566:6613 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.434756][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.434911][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.435073][ T32] Call trace: [ 1344.435155][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.435257][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.435310][ T32] r4:00000000 [ 1344.435360][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.435443][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.435483][ T32] 9d20: b51a2000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.435561][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.435655][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1344.435932][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1344.436363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 7 printk messages dropped ** [ 1344.436755][ T32] r5:85a35f8c r4:85a35c00 ** 2 printk messages dropped ** [ 1344.437026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.437309][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 8 printk messages dropped ** [ 1344.437852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1344.438392][ T32] r10:82918888 r9:ed451d84 r8:00000002 r7:60000113 r6:ed451d8c r5:857da400 ** 5 printk messages dropped ** [ 1344.438880][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed451e08 ** 2 printk messages dropped ** [ 1344.439046][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.439606][ T32] r5:00001000 r4:ed45f000 [ 1344.439657][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.439744][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.440100][ T32] r10:61c88647 r9:857da400 r8:858660ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1344.440615][ T32] Exception stack(0xed451fb0 to 0xed451ff8) ** 4 printk messages dropped ** [ 1344.440927][ T32] r4:850dea00 ** 2 printk messages dropped ** [ 1344.441963][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.471470][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 5 printk messages dropped ** [ 1344.471886][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1344.472147][ T32] r4:eaeb9dc0 ** 1 printk messages dropped ** [ 1344.472586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 7 printk messages dropped ** [ 1344.473235][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1344.473561][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.474134][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.474211][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.474244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.474267][ T32] r4:84bf9700 [ 1344.474387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.474457][ T32] INFO: task kworker/0:568:6616 blocked for more than 470 seconds. [ 1344.474507][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.474585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.474631][ T32] task:kworker/0:568 state:D stack:0 pid:6616 tgid:6616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.474909][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.474984][ T32] Call trace: [ 1344.475243][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.475404][ T32] r10:82918888 r9:ed439d84 r8:00000002 r7:60000113 r6:ed439d8c r5:857db000 [ 1344.475441][ T32] r4:857db000 [ 1344.475464][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.475529][ T32] r5:857db000 r4:82918884 [ 1344.475636][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.475681][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.475756][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed439e08 [ 1344.475808][ T32] r4:00000000 [ 1344.475849][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.475946][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.476090][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.476190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dee80 [ 1344.476247][ T32] r4:00000000 [ 1344.476294][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.476383][ T32] r9:83018005 r8:857db000 r7:00000000 r6:83018000 r5:00001000 r4:7f2d9000 [ 1344.476436][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.476561][ T32] r5:00001000 r4:ed46b000 [ 1344.476596][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.476693][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.476799][ T32] r5:85960b8c r4:85960800 [ 1344.476831][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.476880][ T32] r7:dddced80 r6:83018000 r5:85960b8c r4:85866180 [ 1344.476925][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.477012][ T32] r10:61c88647 r9:857db000 r8:858661ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.477159][ T32] r4:85866180 [ 1344.477213][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.477263][ T32] r10:00000000 r9:85866180 r8:8027f5e8 r7:ed451e60 r6:85866200 r5:857db000 [ 1344.477374][ T32] r4:00000001 [ 1344.477478][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.477541][ T32] Exception stack(0xed439fb0 to 0xed439ff8) [ 1344.477571][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.477599][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.477656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.477691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.477713][ T32] r4:850dee00 [ 1344.478526][ T32] INFO: task kworker/0:568:6616 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.478649][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.478781][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.478876][ T32] Call trace: [ 1344.479032][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.479085][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.479110][ T32] r4:00000000 [ 1344.479150][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.479227][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.479285][ T32] 9d20: b5520000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.479321][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.479372][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.479431][ T32] r5:80000113 r4:80239bb0 [ 1344.479479][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.479568][ T32] r4:82ac11e4 [ 1344.479591][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.479644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.479686][ T32] r4:eaeb9dc0 [ 1344.479811][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.479866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.479910][ T32] r4:00000000 [ 1344.479934][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.480034][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.480160][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.480208][ T32] r5:00001000 r4:ed35d000 [ 1344.480230][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.480271][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.480314][ T32] r5:85a35f8c r4:85a35c00 [ 1344.480360][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.480431][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.480467][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.480595][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.480651][ T32] r4:848b5900 [ 1344.480685][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.480742][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.480766][ T32] r4:00000001 [ 1344.480787][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.480824][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.480851][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.480882][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.480956][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.481064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.481119][ T32] r4:84bf9700 [ 1344.481170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.481242][ T32] INFO: task kworker/0:569:6625 blocked for more than 470 seconds. [ 1344.481327][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.481382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.481431][ T32] task:kworker/0:569 state:D stack:0 pid:6625 tgid:6625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.481557][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.481651][ T32] Call trace: [ 1344.481722][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.481815][ T32] r10:82918888 r9:ed45dd84 r8:00000002 r7:60000113 r6:ed45dd8c r5:857dbc00 [ 1344.481867][ T32] r4:857dbc00 [ 1344.481923][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.482004][ T32] r5:857dbc00 r4:82918884 [ 1344.482049][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.482131][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.515841][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed45de08 [ 1344.515942][ T32] r4:00000000 [ 1344.515970][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.516057][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.516131][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.516219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85871e00 [ 1344.516249][ T32] r4:00000000 [ 1344.516271][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.516347][ T32] r9:83018005 r8:857dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f23f000 [ 1344.516400][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.516478][ T32] r5:00001000 r4:ece29000 [ 1344.516502][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.516560][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.516611][ T32] r5:85960f8c r4:85960c00 [ 1344.516635][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.516688][ T32] r7:dddced80 r6:83018000 r5:85960f8c r4:85866280 [ 1344.516710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.516818][ T32] r10:61c88647 r9:857dbc00 r8:858662ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.516849][ T32] r4:85866280 [ 1344.516892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.516949][ T32] r10:00000000 r9:85866280 r8:8027f5e8 r7:ed439e60 r6:85866300 r5:857dbc00 [ 1344.516973][ T32] r4:00000001 [ 1344.516995][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.517058][ T32] Exception stack(0xed45dfb0 to 0xed45dff8) [ 1344.517106][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.517157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.517308][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.517343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.517367][ T32] r4:8598c400 [ 1344.518133][ T32] INFO: task kworker/0:569:6625 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.518222][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.518480][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.518530][ T32] Call trace: [ 1344.518618][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.518699][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.518749][ T32] r4:00000000 [ 1344.518785][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.518826][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.518856][ T32] 9d20: b5d60000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.518908][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.518938][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.518997][ T32] r5:80000113 r4:80239bb0 [ 1344.519032][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.519130][ T32] r4:82ac11e4 [ 1344.519187][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.519288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.519332][ T32] r4:eaeb9dc0 [ 1344.519374][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.519554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.519619][ T32] r4:00000000 [ 1344.519686][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.519809][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.519866][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.519960][ T32] r5:00001000 r4:ed35d000 [ 1344.520036][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.520121][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.520224][ T32] r5:85a35f8c r4:85a35c00 [ 1344.520287][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.520418][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.520482][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.520579][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.520654][ T32] r4:848b5900 [ 1344.520709][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.520826][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.520878][ T32] r4:00000001 [ 1344.520920][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.520991][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.521051][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.521109][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.521173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.521232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.521277][ T32] r4:84bf9700 [ 1344.521319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.521381][ T32] INFO: task kworker/0:570:6626 blocked for more than 470 seconds. [ 1344.521460][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.521509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.521565][ T32] task:kworker/0:570 state:D stack:0 pid:6626 tgid:6626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.521666][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.521778][ T32] Call trace: [ 1344.521828][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.521889][ T32] r10:82918888 r9:ed469d84 r8:00000002 r7:60000113 r6:ed469d8c r5:857dc800 [ 1344.521917][ T32] r4:857dc800 [ 1344.521954][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.521996][ T32] r5:857dc800 r4:82918884 [ 1344.522041][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.522107][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.522157][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed469e08 [ 1344.530954][ T32] r4:00000000 [ 1344.531059][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.531126][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.531176][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.531236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d1f00 [ 1344.531264][ T32] r4:00000000 [ 1344.531310][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.531364][ T32] r9:83018005 r8:857dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f241000 [ 1344.531387][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.531441][ T32] r5:00001000 r4:ed049000 [ 1344.531463][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.531520][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.531569][ T32] r5:8596178c r4:85961400 [ 1344.531590][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.531639][ T32] r7:dddced80 r6:83018000 r5:8596178c r4:85866380 [ 1344.531660][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.531724][ T32] r10:61c88647 r9:857dc800 r8:858663ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.531752][ T32] r4:85866380 [ 1344.531820][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.531934][ T32] r10:00000000 r9:85866380 r8:8027f5e8 r7:ed45de60 r6:85866400 r5:857dc800 [ 1344.531960][ T32] r4:00000001 [ 1344.531980][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.532054][ T32] Exception stack(0xed469fb0 to 0xed469ff8) [ 1344.532088][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.532118][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.532144][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.532220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.537905][ T32] r4:8598c400 [ 1344.538715][ T32] INFO: task kworker/0:570:6626 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.538757][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.538971][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.539037][ T32] Call trace: [ 1344.539086][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.539144][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.539169][ T32] r4:00000000 [ 1344.539213][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.539259][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.539378][ T32] 9d20: b5d60000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.539419][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.539446][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.539472][ T32] r5:80000113 r4:80239bb0 [ 1344.539497][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.539575][ T32] r4:82ac11e4 [ 1344.539602][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.539687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.539715][ T32] r4:eaeb9dc0 [ 1344.539808][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.539884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.539910][ T32] r4:00000000 [ 1344.539943][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.540026][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.540053][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.540099][ T32] r5:00001000 r4:ed35d000 [ 1344.540119][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.540161][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.540232][ T32] r5:85a35f8c r4:85a35c00 [ 1344.540357][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.540431][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.540528][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.540663][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.540761][ T32] r4:848b5900 [ 1344.540785][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.540833][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.540858][ T32] r4:00000001 [ 1344.540877][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.540914][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.540940][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.540969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.541148][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.541181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.541203][ T32] r4:84bf9700 [ 1344.541224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.541252][ T32] INFO: task kworker/0:571:6627 blocked for more than 471 seconds. [ 1344.541349][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.541378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.541411][ T32] task:kworker/0:571 state:D stack:0 pid:6627 tgid:6627 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.542231][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1e1e08 ** 8 printk messages dropped ** [ 1344.559759][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.559853][ T32] r5:00001000 r4:ed063000 ** 1 printk messages dropped ** [ 1344.560006][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.560662][ T32] r10:00000000 r9:85866480 r8:8027f5e8 r7:ed469e60 r6:85866500 r5:857dd400 ** 9 printk messages dropped ** [ 1344.570377][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.571382][ T32] r5:80000113 r4:80239bb0 ** 5 printk messages dropped ** [ 1344.571769][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.586455][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1344.586818][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.587406][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.587883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1344.588126][ T32] Call trace: ** 3 printk messages dropped ** [ 1344.588465][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1344.588969][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1344.589338][ T32] r9:83018005 r8:857de000 r7:00000000 r6:83018000 r5:00001000 r4:7f245000 [ 1344.589388][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.589487][ T32] r5:00001000 r4:ed085000 [ 1344.589532][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.589613][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.589714][ T32] r5:8596278c r4:85962400 [ 1344.589759][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.589873][ T32] r7:dddced80 r6:83018000 r5:8596278c r4:85866580 [ 1344.589919][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.590015][ T32] r10:61c88647 r9:857de000 r8:858665ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.590077][ T32] r4:85866580 [ 1344.590122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.590218][ T32] r10:00000000 r9:85866580 r8:8027f5e8 r7:ed1e1e60 r6:85866600 r5:857de000 [ 1344.590268][ T32] r4:00000001 [ 1344.590312][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.590387][ T32] Exception stack(0xed1edfb0 to 0xed1edff8) [ 1344.590470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.590548][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.590648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.590708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.590752][ T32] r4:8598c400 [ 1344.591952][ T32] INFO: task kworker/0:572:6628 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.592034][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.592152][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.613055][ T32] Call trace: [ 1344.613177][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.613317][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.613371][ T32] r4:00000000 [ 1344.613431][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.613516][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.613600][ T32] 9d20: b63d7000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.613681][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.613737][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.613810][ T32] r5:80000113 r4:80239bb0 [ 1344.613886][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.613984][ T32] r4:82ac11e4 [ 1344.614028][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.614120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.614167][ T32] r4:eaeb9dc0 [ 1344.614210][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.614299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.614343][ T32] r4:00000000 [ 1344.614385][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.614516][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.614634][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.614747][ T32] r5:00001000 r4:ed35d000 [ 1344.614817][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.614906][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.614993][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1344.615296][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.615853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.616563][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.616972][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1344.617869][ T32] r9:83018005 r8:857dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f247000 ** 1 printk messages dropped ** [ 1344.618059][ T32] r5:00001000 r4:ed0a9000 [ 1344.618107][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.618637][ T32] r10:61c88647 r9:857dec00 r8:858666ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1344.619347][ T32] r4:8598c400 ** 2 printk messages dropped ** [ 1344.620882][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.621544][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 8 printk messages dropped ** [ 1344.651944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1344.653812][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.654402][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.655131][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.655557][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1344.656376][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.656470][ T32] r5:00001000 r4:ed0c3000 ** 2 printk messages dropped ** [ 1344.656721][ T32] r5:8596378c r4:85963400 ** 3 printk messages dropped ** [ 1344.657384][ T32] r10:61c88647 r9:857e0000 r8:858667ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.658238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1344.660549][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1344.660732][ T32] 9d20: b666e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.660797][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.660880][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.660932][ T32] r5:80000113 r4:80239bb0 [ 1344.660977][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.661071][ T32] r4:82ac11e4 [ 1344.661116][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.661240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.661374][ T32] r4:eaeb9dc0 [ 1344.661438][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.661559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.661642][ T32] r4:00000000 [ 1344.661690][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.661787][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.661852][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.661946][ T32] r5:00001000 r4:ed35d000 [ 1344.662014][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.662105][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.662262][ T32] r5:85a35f8c r4:85a35c00 [ 1344.685930][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.686110][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.686163][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.686263][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.686348][ T32] r4:848b5900 [ 1344.686435][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.686535][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.686620][ T32] r4:00000001 [ 1344.686737][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.686823][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.686939][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.687037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.687099][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.687250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.687301][ T32] r4:84bf9700 [ 1344.687414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.687479][ T32] INFO: task kworker/0:575:6631 blocked for more than 471 seconds. [ 1344.687547][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.687598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.687647][ T32] task:kworker/0:575 state:D stack:0 pid:6631 tgid:6631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.687823][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.688029][ T32] Call trace: [ 1344.688113][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.688209][ T32] r10:82918888 r9:ed211d84 r8:00000002 r7:60000113 r6:ed211d8c r5:857e0c00 [ 1344.688287][ T32] r4:857e0c00 [ 1344.688335][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.688424][ T32] r5:857e0c00 r4:82918884 [ 1344.688471][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.688549][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.688642][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed211e08 [ 1344.688704][ T32] r4:00000000 [ 1344.688757][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.688894][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.688984][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.689130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dbe00 [ 1344.689211][ T32] r4:00000000 [ 1344.689265][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.689365][ T32] r9:83018005 r8:857e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f241000 [ 1344.689442][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.689536][ T32] r5:00001000 r4:ed07b000 [ 1344.689580][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.689691][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.689777][ T32] r5:85963b8c r4:85963800 [ 1344.689836][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.689952][ T32] r7:dddced80 r6:83018000 r5:85963b8c r4:85866880 [ 1344.690000][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.690121][ T32] r10:61c88647 r9:857e0c00 r8:858668ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.690190][ T32] r4:85866880 [ 1344.690235][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.690327][ T32] r10:00000000 r9:85866880 r8:8027f5e8 r7:ed205e60 r6:85866900 r5:857e0c00 [ 1344.690429][ T32] r4:00000001 [ 1344.690500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.690607][ T32] Exception stack(0xed211fb0 to 0xed211ff8) [ 1344.690666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.690727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.690805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.690867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.690934][ T32] r4:8598c180 [ 1344.692183][ T32] INFO: task kworker/0:575:6631 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.710020][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.710190][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.710256][ T32] Call trace: [ 1344.710314][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.710410][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.710464][ T32] r4:00000000 [ 1344.710513][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.710624][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.710666][ T32] 9d20: b6b18000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.710723][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.710752][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.710779][ T32] r5:80000113 r4:80239bb0 [ 1344.710824][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.710878][ T32] r4:82ac11e4 [ 1344.710899][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.710969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.710997][ T32] r4:eaeb9dc0 [ 1344.711018][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.711069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.711097][ T32] r4:00000000 [ 1344.711118][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.711165][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.711211][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.711259][ T32] r5:00001000 r4:ed35d000 [ 1344.711280][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.711350][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.711407][ T32] r5:85a35f8c r4:85a35c00 [ 1344.711442][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.711493][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.711515][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.711561][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.711584][ T32] r4:848b5900 [ 1344.711619][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.711670][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.711695][ T32] r4:00000001 [ 1344.711745][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.711784][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.711811][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.711839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.711864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.711916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.711942][ T32] r4:84bf9700 [ 1344.711966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.712005][ T32] INFO: task kworker/0:576:6633 blocked for more than 471 seconds. [ 1344.712039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.712087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.712112][ T32] task:kworker/0:576 state:D stack:0 pid:6633 tgid:6633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.712264][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.725184][ T32] Call trace: [ 1344.725232][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.725330][ T32] r10:82918888 r9:ed219d84 r8:00000002 r7:60000013 r6:ed219d8c r5:857e1800 [ 1344.725386][ T32] r4:857e1800 [ 1344.725422][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.725479][ T32] r5:857e1800 r4:82918884 [ 1344.725504][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.725544][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.725588][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed219e08 [ 1344.725610][ T32] r4:00000000 [ 1344.725630][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.725666][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.725713][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.725759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598cc00 [ 1344.725788][ T32] r4:00000000 [ 1344.725809][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.725860][ T32] r9:83018005 r8:857e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f24d000 [ 1344.725896][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.725945][ T32] r5:00001000 r4:ed0f9000 [ 1344.725991][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.726108][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.726232][ T32] r5:85962b8c r4:85962800 [ 1344.726261][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.726311][ T32] r7:dddced80 r6:83018000 r5:85962b8c r4:85866980 [ 1344.726332][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.726379][ T32] r10:61c88647 r9:857e1800 r8:858669ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.726415][ T32] r4:85866980 [ 1344.726436][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.726482][ T32] r10:00000000 r9:85866980 r8:8027f5e8 r7:ed211e60 r6:85866a00 r5:857e1800 [ 1344.726504][ T32] r4:00000001 [ 1344.726524][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.726628][ T32] Exception stack(0xed219fb0 to 0xed219ff8) [ 1344.726698][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.726742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.726769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.726813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.726839][ T32] r4:8598c180 [ 1344.727585][ T32] INFO: task kworker/0:576:6633 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.727620][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.727687][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.727759][ T32] Call trace: [ 1344.727818][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.727893][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.727921][ T32] r4:00000000 [ 1344.727952][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.727994][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.728123][ T32] 9d20: b6f2d000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.728155][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.728181][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.728206][ T32] r5:80000113 r4:80239bb0 [ 1344.728253][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.728423][ T32] r4:82ac11e4 [ 1344.728452][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.728503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.728526][ T32] r4:eaeb9dc0 [ 1344.728546][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.728615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.728642][ T32] r4:00000000 [ 1344.728685][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.728736][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.728782][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.728830][ T32] r5:00001000 r4:ed35d000 [ 1344.728851][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.728933][ T32] r5:85a35f8c r4:85a35c00 ** 2 printk messages dropped ** [ 1344.729020][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.729180][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 4 printk messages dropped ** [ 1344.729410][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.729439][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.729474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.729506][ T32] r4:84bf9700 [ 1344.729529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.729561][ T32] INFO: task kworker/0:577:6635 blocked for more than 471 seconds. [ 1344.729620][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.729665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.729751][ T32] task:kworker/0:577 state:D stack:0 pid:6635 tgid:6635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.729800][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.729874][ T32] Call trace: [ 1344.729905][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.729949][ T32] r10:82918888 r9:ed221d84 r8:00000002 r7:60000113 r6:ed221d8c r5:857e3000 [ 1344.729985][ T32] r4:857e3000 [ 1344.730009][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.730075][ T32] r5:857e3000 r4:82918884 [ 1344.730099][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.730140][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.730207][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed221e08 [ 1344.730233][ T32] r4:00000000 [ 1344.730253][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.730288][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.730326][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.730382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587d500 [ 1344.730418][ T32] r4:00000000 [ 1344.730467][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.730517][ T32] r9:83018005 r8:857e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f2b7000 [ 1344.730541][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.730677][ T32] r5:00001000 r4:ed4df000 [ 1344.730733][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.730780][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.730827][ T32] r5:85961b8c r4:85961800 [ 1344.730883][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.730952][ T32] r7:dddced80 r6:83018000 r5:85961b8c r4:85866a80 [ 1344.730988][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.731040][ T32] r10:61c88647 r9:857e3000 r8:85866aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.731063][ T32] r4:85866a80 [ 1344.731108][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.731160][ T32] r10:00000000 r9:85866a80 r8:8027f5e8 r7:ed211e60 r6:85866b00 r5:857e3000 [ 1344.731235][ T32] r4:00000001 [ 1344.731259][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.731296][ T32] Exception stack(0xed221fb0 to 0xed221ff8) [ 1344.731322][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.731476][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.731508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.731537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.731648][ T32] r4:8598c480 [ 1344.732053][ T32] INFO: task kworker/0:577:6635 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.732085][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.755602][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.755767][ T32] Call trace: [ 1344.755829][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.755892][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.755917][ T32] r4:00000000 [ 1344.755939][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.755992][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.756025][ T32] 9d20: b732c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.756055][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.756080][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.756129][ T32] r5:80000113 r4:80239bb0 [ 1344.756155][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.756235][ T32] r4:82ac11e4 [ 1344.756261][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1344.756354][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.756588][ T32] r5:00001000 r4:ed35d000 ** 4 printk messages dropped ** [ 1344.756838][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 1 printk messages dropped ** [ 1344.756907][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1344.757115][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1344.757353][ T32] r4:84bf9700 ** 3 printk messages dropped ** [ 1344.757533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1344.757673][ T32] Call trace: ** 2 printk messages dropped ** [ 1344.757808][ T32] r4:857e3c00 ** 3 printk messages dropped ** [ 1344.757966][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.758239][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1344.758513][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.758592][ T32] r5:00001000 r4:ed0ab000 [ 1344.758615][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.758656][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.758697][ T32] r5:847ef78c r4:847ef400 [ 1344.758717][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.758761][ T32] r7:dddced80 r6:83018000 r5:847ef78c r4:85866b80 [ 1344.758784][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.758831][ T32] r10:61c88647 r9:857e3c00 r8:85866bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.758854][ T32] r4:85866b80 [ 1344.758873][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.758917][ T32] r10:00000000 r9:85866b80 r8:8027f5e8 r7:ed211e60 r6:85866c00 r5:857e3c00 [ 1344.758959][ T32] r4:00000001 [ 1344.758983][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.759046][ T32] Exception stack(0xed385fb0 to 0xed385ff8) [ 1344.759083][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.759111][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.759163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.759224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.759252][ T32] r4:8587d680 [ 1344.760014][ T32] INFO: task kworker/0:578:6689 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.760052][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.760196][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.760378][ T32] Call trace: [ 1344.760416][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.760464][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.760488][ T32] r4:00000000 [ 1344.760632][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.760782][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.760815][ T32] 9d20: b732c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.760845][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.760908][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.760949][ T32] r5:80000113 r4:80239bb0 [ 1344.760973][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.761029][ T32] r4:82ac11e4 [ 1344.761054][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.761104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.761126][ T32] r4:eaeb9dc0 [ 1344.761169][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.761265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.761292][ T32] r4:00000000 [ 1344.761312][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.761360][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.761382][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.761457][ T32] r5:00001000 r4:ed35d000 [ 1344.761485][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.761542][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.761619][ T32] r5:85a35f8c r4:85a35c00 [ 1344.761667][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.761836][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.761895][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.761953][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.761977][ T32] r4:848b5900 [ 1344.761996][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.762043][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.762101][ T32] r4:00000001 [ 1344.762126][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.762246][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.769173][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.769227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.769256][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.769290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.769315][ T32] r4:84bf9700 [ 1344.769341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.769399][ T32] INFO: task kworker/0:579:6699 blocked for more than 471 seconds. [ 1344.769442][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.769492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.769517][ T32] task:kworker/0:579 state:D stack:0 pid:6699 tgid:6699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.769603][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.769706][ T32] Call trace: [ 1344.769771][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.769850][ T32] r10:82918888 r9:ed235d84 r8:00000002 r7:60000113 r6:ed235d8c r5:857e5400 [ 1344.769876][ T32] r4:857e5400 [ 1344.769898][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.769942][ T32] r5:857e5400 r4:82918884 [ 1344.769964][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.770002][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.770048][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed235e08 [ 1344.770071][ T32] r4:00000000 [ 1344.770090][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.770126][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.770167][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.770236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85685040 [ 1344.770263][ T32] r4:00000000 [ 1344.770284][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.770344][ T32] r9:83018005 r8:857e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f33b000 [ 1344.770398][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.770448][ T32] r5:00001000 r4:ed1b9000 [ 1344.770470][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.770511][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.770581][ T32] r5:8596c78c r4:8596c400 [ 1344.770653][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.770742][ T32] r7:dddced80 r6:83018000 r5:8596c78c r4:85866c80 [ 1344.770791][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.770843][ T32] r10:61c88647 r9:857e5400 r8:85866cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.770889][ T32] r4:85866c80 [ 1344.770913][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.770974][ T32] r10:00000000 r9:85866c80 r8:8027f5e8 r7:ed385e60 r6:85866d00 r5:857e5400 [ 1344.771010][ T32] r4:00000001 [ 1344.771032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.771085][ T32] Exception stack(0xed235fb0 to 0xed235ff8) [ 1344.771121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.771151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.771188][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.771220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.771242][ T32] r4:858620c0 [ 1344.771979][ T32] INFO: task kworker/0:579:6699 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.772014][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.772136][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.786258][ T32] Call trace: [ 1344.786487][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.786612][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.786664][ T32] r4:00000000 [ 1344.786691][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.786809][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.786895][ T32] 9d20: b750b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.786929][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.786956][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.787012][ T32] r5:80000113 r4:80239bb0 [ 1344.787061][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.787162][ T32] r4:82ac11e4 [ 1344.787187][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.787265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.787294][ T32] r4:eaeb9dc0 [ 1344.787321][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.787399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.787430][ T32] r4:00000000 [ 1344.787476][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.787529][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.787551][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.787598][ T32] r5:00001000 r4:ed35d000 [ 1344.787619][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.787659][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.787703][ T32] r5:85a35f8c r4:85a35c00 [ 1344.787723][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.787772][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.787820][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.787910][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.787952][ T32] r4:848b5900 [ 1344.787995][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.788079][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.788124][ T32] r4:00000001 [ 1344.788164][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.788232][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.788284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.788338][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.788376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.788420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.788444][ T32] r4:84bf9700 [ 1344.788507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.788571][ T32] INFO: task kworker/0:580:6700 blocked for more than 471 seconds. [ 1344.788608][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.788634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.788688][ T32] task:kworker/0:580 state:D stack:0 pid:6700 tgid:6700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.788750][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.788795][ T32] Call trace: [ 1344.788825][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.788872][ T32] r10:82918888 r9:ed465d84 r8:00000002 r7:60000113 r6:ed465d8c r5:857e6000 [ 1344.788896][ T32] r4:857e6000 [ 1344.788946][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.789061][ T32] r5:857e6000 r4:82918884 [ 1344.789085][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.789141][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.789213][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed465e08 [ 1344.789239][ T32] r4:00000000 [ 1344.789273][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.789314][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.789353][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.789403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858622c0 [ 1344.789428][ T32] r4:00000000 [ 1344.789449][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.789531][ T32] r9:83018005 r8:857e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f2cd000 [ 1344.789574][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.789664][ T32] r5:00001000 r4:ed2e1000 [ 1344.789761][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.789810][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.789856][ T32] r5:85963f8c r4:85963c00 [ 1344.789877][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.789948][ T32] r7:dddced80 r6:83018000 r5:85963f8c r4:85866d80 [ 1344.789973][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.790024][ T32] r10:61c88647 r9:857e6000 r8:85866dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.790097][ T32] r4:85866d80 [ 1344.790173][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.790247][ T32] r10:00000000 r9:85866d80 r8:8027f5e8 r7:ed235e60 r6:85866e00 r5:857e6000 [ 1344.790273][ T32] r4:00000001 [ 1344.790294][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.790377][ T32] Exception stack(0xed465fb0 to 0xed465ff8) [ 1344.790423][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.790453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.790480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.790535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.790609][ T32] r4:858620c0 [ 1344.791363][ T32] INFO: task kworker/0:580:6700 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.791434][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.791497][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.791542][ T32] Call trace: [ 1344.791572][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.791618][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.791655][ T32] r4:00000000 [ 1344.791678][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.791717][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.791745][ T32] 9d20: b750b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.791774][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.791823][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.791852][ T32] r5:80000113 r4:80239bb0 [ 1344.791874][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.791918][ T32] r4:82ac11e4 [ 1344.791938][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.791987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.792009][ T32] r4:eaeb9dc0 [ 1344.792029][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.792075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.792097][ T32] r4:00000000 [ 1344.792116][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.792162][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.792258][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.810933][ T32] r5:00001000 r4:ed35d000 [ 1344.810981][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.811076][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.811129][ T32] r5:85a35f8c r4:85a35c00 [ 1344.811150][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.811199][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.811220][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1344.811339][ T32] r4:848b5900 ** 5 printk messages dropped ** [ 1344.811774][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.812216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.815158][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.815620][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.815757][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.815800][ T32] r5:00001000 r4:ed093000 [ 1344.815868][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.815914][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.816026][ T32] r7:dddced80 r6:83018000 r5:847efb8c r4:85866e80 ** 1 printk messages dropped ** [ 1344.816094][ T32] r10:61c88647 r9:857e2400 r8:85866eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1344.816331][ T32] Exception stack(0xed1bdfb0 to 0xed1bdff8) ** 1 printk messages dropped ** [ 1344.816388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.817448][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.817495][ T32] Call trace: [ 1344.817526][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.817578][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.817603][ T32] r4:00000000 [ 1344.817624][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.817686][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.817718][ T32] 9d20: b7867000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.817748][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.817774][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.817798][ T32] r5:80000113 r4:80239bb0 [ 1344.817818][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.817886][ T32] r4:82ac11e4 [ 1344.817985][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.818085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.818111][ T32] r4:eaeb9dc0 [ 1344.818133][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.818179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.818202][ T32] r4:00000000 [ 1344.818221][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.818271][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.818306][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.818369][ T32] r5:00001000 r4:ed35d000 [ 1344.818425][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.818471][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.818514][ T32] r5:85a35f8c r4:85a35c00 [ 1344.818534][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.818652][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.818709][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.818816][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.818845][ T32] r4:848b5900 [ 1344.818865][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.818922][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.818997][ T32] r4:00000001 [ 1344.819021][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.819059][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.819085][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.819113][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.819140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.819260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.819286][ T32] r4:84bf9700 [ 1344.819309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.819351][ T32] INFO: task kworker/0:582:6769 blocked for more than 471 seconds. [ 1344.819387][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.819418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.819440][ T32] task:kworker/0:582 state:D stack:0 pid:6769 tgid:6769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.819574][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.819641][ T32] Call trace: [ 1344.819711][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.819768][ T32] r10:82918888 r9:ed5e5d84 r8:00000002 r7:60000113 r6:ed5e5d8c r5:853e2400 [ 1344.819791][ T32] r4:853e2400 [ 1344.819810][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.819848][ T32] r5:853e2400 r4:82918884 [ 1344.819964][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.820018][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.820174][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5e5e08 [ 1344.820212][ T32] r4:00000000 [ 1344.820234][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.820272][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.820311][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.820380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51280 [ 1344.820458][ T32] r4:00000000 [ 1344.820482][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.820553][ T32] r9:83018005 r8:853e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f2cd000 [ 1344.820592][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.820639][ T32] r5:00001000 r4:ed0e1000 [ 1344.820695][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.820739][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.820787][ T32] r5:857abf8c r4:857abc00 [ 1344.820832][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.820883][ T32] r7:dddced80 r6:83018000 r5:857abf8c r4:85866f80 [ 1344.820905][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.821045][ T32] r10:61c88647 r9:853e2400 r8:85866fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.821072][ T32] r4:85866f80 [ 1344.821125][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.821174][ T32] r10:00000000 r9:85866f80 r8:8027f5e8 r7:ed235e60 r6:85769000 r5:853e2400 ** 4 printk messages dropped ** [ 1344.821369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.822007][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1344.839830][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1344.840141][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1344.840351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 9 printk messages dropped ** [ 1344.840704][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 5 printk messages dropped ** [ 1344.841099][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.841317][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.841539][ T32] task:kworker/0:583 state:D stack:0 pid:6771 tgid:6771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1344.841904][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.842137][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.856139][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1344.856314][ T32] r4:00000000 [ 1344.856350][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.856454][ T32] r9:83018005 r8:853e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f337000 [ 1344.856575][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.856634][ T32] r5:00001000 r4:ed137000 [ 1344.856657][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.856793][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.856843][ T32] r5:847eef8c r4:847eec00 [ 1344.856865][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.856914][ T32] r7:dddced80 r6:83018000 r5:847eef8c r4:85769080 [ 1344.856935][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.856987][ T32] r10:61c88647 r9:853e0000 r8:857690ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.857011][ T32] r4:85769080 [ 1344.857083][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.857135][ T32] r10:00000000 r9:85769080 r8:8027f5e8 r7:ed235e60 r6:85769100 r5:853e0000 [ 1344.857157][ T32] r4:00000001 [ 1344.857197][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.857240][ T32] Exception stack(0xed579fb0 to 0xed579ff8) [ 1344.857271][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.857300][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.857326][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.857380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.857426][ T32] r4:847dbdc0 [ 1344.858169][ T32] INFO: task kworker/0:583:6771 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.858202][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.858335][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.858444][ T32] Call trace: [ 1344.858519][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.858603][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.858631][ T32] r4:00000000 [ 1344.858658][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.858698][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.858744][ T32] 9d20: b7d41000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.858790][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.858832][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.858859][ T32] r5:80000113 r4:80239bb0 [ 1344.858883][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.858931][ T32] r4:82ac11e4 [ 1344.858951][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.858999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.859033][ T32] r4:eaeb9dc0 [ 1344.859058][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.859104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.859141][ T32] r4:00000000 [ 1344.859164][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.859212][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.859234][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.859276][ T32] r5:00001000 r4:ed35d000 [ 1344.859296][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.859336][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.859403][ T32] r5:85a35f8c r4:85a35c00 [ 1344.859429][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.859497][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.859523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.859677][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.859705][ T32] r4:848b5900 [ 1344.859726][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.859774][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.859796][ T32] r4:00000001 [ 1344.859844][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.859884][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.859911][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.859947][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.859974][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.860003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.860024][ T32] r4:84bf9700 [ 1344.860093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.860128][ T32] INFO: task kworker/0:584:6774 blocked for more than 471 seconds. [ 1344.860207][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.860261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.860285][ T32] task:kworker/0:584 state:D stack:0 pid:6774 tgid:6774 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.860361][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.860416][ T32] Call trace: [ 1344.860477][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.860551][ T32] r10:82918888 r9:ed5a5d84 r8:00000002 r7:60000113 r6:ed5a5d8c r5:853e3000 [ 1344.860652][ T32] r4:853e3000 [ 1344.860677][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.860719][ T32] r5:853e3000 r4:82918884 [ 1344.860739][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.860776][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.860821][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5a5e08 [ 1344.860867][ T32] r4:00000000 [ 1344.860890][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.860927][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.860967][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.861011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587dfc0 [ 1344.861035][ T32] r4:00000000 [ 1344.861079][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.861128][ T32] r9:83018005 r8:853e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f339000 [ 1344.861161][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.861206][ T32] r5:00001000 r4:ed193000 [ 1344.861239][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.861284][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.861326][ T32] r5:8596c38c r4:8596c000 [ 1344.861345][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.861390][ T32] r7:dddced80 r6:83018000 r5:8596c38c r4:85769180 [ 1344.861419][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.861465][ T32] r10:61c88647 r9:853e3000 r8:857691ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.861631][ T32] r4:85769180 [ 1344.861654][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.861700][ T32] r10:00000000 r9:85769180 r8:8027f5e8 r7:ed235e60 r6:85769200 r5:853e3000 [ 1344.861737][ T32] r4:00000001 [ 1344.861807][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.861846][ T32] Exception stack(0xed5a5fb0 to 0xed5a5ff8) [ 1344.861923][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.861956][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.861983][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.862012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.862033][ T32] r4:8587db40 [ 1344.881307][ T32] INFO: task kworker/0:584:6774 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.881595][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.881825][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.881893][ T32] Call trace: [ 1344.881927][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.881982][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.882030][ T32] r4:00000000 [ 1344.882055][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.882143][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.885159][ T32] 9d20: b806d000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.885344][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.885406][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.885445][ T32] r5:80000113 r4:80239bb0 [ 1344.885469][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.885533][ T32] r4:82ac11e4 [ 1344.885555][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.885604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.885699][ T32] r4:eaeb9dc0 [ 1344.885724][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.885772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.885835][ T32] r4:00000000 [ 1344.885860][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.885933][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.885959][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.886006][ T32] r5:00001000 r4:ed35d000 [ 1344.886026][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.886077][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.886197][ T32] r5:85a35f8c r4:85a35c00 [ 1344.886222][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.886274][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.886296][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.886343][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.886366][ T32] r4:848b5900 [ 1344.886386][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.886438][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.886510][ T32] r4:00000001 [ 1344.886534][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.886607][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.886636][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.886671][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.886796][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.886830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.886853][ T32] r4:84bf9700 [ 1344.886877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.887042][ T32] INFO: task kworker/0:585:6776 blocked for more than 471 seconds. [ 1344.887186][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.887214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.887236][ T32] task:kworker/0:585 state:D stack:0 pid:6776 tgid:6776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.887388][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.887470][ T32] Call trace: [ 1344.887629][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.887699][ T32] r10:82918888 r9:ed649d84 r8:00000002 r7:60000113 r6:ed649d8c r5:853e3c00 [ 1344.887749][ T32] r4:853e3c00 [ 1344.887793][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.887836][ T32] r5:853e3c00 r4:82918884 [ 1344.887867][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.887909][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.887956][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed649e08 [ 1344.888055][ T32] r4:00000000 [ 1344.888079][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.888118][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.888156][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.888205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856854c0 [ 1344.888229][ T32] r4:00000000 [ 1344.888254][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.888301][ T32] r9:83018005 r8:853e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f341000 [ 1344.888398][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.888470][ T32] r5:00001000 r4:ed2d9000 [ 1344.888494][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.888535][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.888577][ T32] r5:8596cf8c r4:8596cc00 [ 1344.888613][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.888663][ T32] r7:dddced80 r6:83018000 r5:8596cf8c r4:85769280 [ 1344.888683][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.888728][ T32] r10:61c88647 r9:853e3c00 r8:857692ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.888750][ T32] r4:85769280 [ 1344.888772][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.888816][ T32] r10:00000000 r9:85769280 r8:8027f5e8 r7:ed235e60 r6:85769300 r5:853e3c00 [ 1344.888838][ T32] r4:00000001 [ 1344.888858][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.888989][ T32] Exception stack(0xed649fb0 to 0xed649ff8) [ 1344.889102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.889134][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.889161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.889190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.889213][ T32] r4:85685100 [ 1344.890211][ T32] INFO: task kworker/0:585:6776 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.890294][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.890638][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.890690][ T32] Call trace: [ 1344.890721][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.890768][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.890793][ T32] r4:00000000 [ 1344.890812][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.890868][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.890900][ T32] 9d20: b806d000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.890941][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.890970][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.890994][ T32] r5:80000113 r4:80239bb0 [ 1344.891015][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.891059][ T32] r4:82ac11e4 [ 1344.891079][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.891226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.891347][ T32] r4:eaeb9dc0 [ 1344.891401][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.891569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.891643][ T32] r4:00000000 [ 1344.891666][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.891838][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.891864][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.891909][ T32] r5:00001000 r4:ed35d000 [ 1344.891930][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.891972][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.892015][ T32] r5:85a35f8c r4:85a35c00 ** 1 printk messages dropped ** [ 1344.892081][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 4 printk messages dropped ** [ 1344.910666][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 8 printk messages dropped ** [ 1344.911299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1344.911926][ T32] r10:82918888 r9:ed64dd84 r8:00000002 r7:60000013 r6:ed64dd8c r5:853e4800 ** 7 printk messages dropped ** [ 1344.926459][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1344.926897][ T32] r5:00001000 r4:ed257000 [ 1344.926923][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.926965][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.927009][ T32] r5:8596cb8c r4:8596c800 [ 1344.927030][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.927079][ T32] r7:dddced80 r6:83018000 r5:8596cb8c r4:85769380 [ 1344.927149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.927200][ T32] r10:61c88647 r9:853e4800 r8:857693ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.927224][ T32] r4:85769380 [ 1344.927245][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.927291][ T32] r10:00000000 r9:85769380 r8:8027f5e8 r7:ed649e60 r6:85769400 r5:853e4800 [ 1344.927313][ T32] r4:00000001 [ 1344.927356][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.927407][ T32] Exception stack(0xed64dfb0 to 0xed64dff8) [ 1344.927463][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.927509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.927540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.927571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.927593][ T32] r4:856852c0 [ 1344.928336][ T32] INFO: task kworker/0:586:6778 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.928376][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.928454][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.928626][ T32] Call trace: [ 1344.928760][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.928855][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.928885][ T32] r4:00000000 [ 1344.928906][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.928967][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.929001][ T32] 9d20: b8868000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.929078][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.929109][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.929290][ T32] r5:80000113 r4:80239bb0 [ 1344.929315][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.929361][ T32] r4:82ac11e4 [ 1344.929384][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.929466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.929493][ T32] r4:eaeb9dc0 [ 1344.929515][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.929616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.929644][ T32] r4:00000000 [ 1344.929885][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.929936][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.929982][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.930030][ T32] r5:00001000 r4:ed35d000 [ 1344.930053][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.930094][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.930151][ T32] r5:85a35f8c r4:85a35c00 [ 1344.930175][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.930222][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.930315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.930401][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.930430][ T32] r4:848b5900 [ 1344.930451][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.930499][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.930522][ T32] r4:00000001 [ 1344.930577][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.930627][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.930656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.930699][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.930792][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.930899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.930946][ T32] r4:84bf9700 [ 1344.930971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.931014][ T32] INFO: task kworker/0:587:6779 blocked for more than 471 seconds. [ 1344.931050][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.931088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.931112][ T32] task:kworker/0:587 state:D stack:0 pid:6779 tgid:6779 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1344.931314][ T32] Call trace: ** 2 printk messages dropped ** [ 1344.931511][ T32] r4:853e5400 ** 3 printk messages dropped ** [ 1344.931722][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.932123][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.941840][ T32] r5:00001000 r4:ed29d000 [ 1344.941866][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.941932][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.941981][ T32] r5:8596d38c r4:8596d000 [ 1344.942001][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.942049][ T32] r7:dddced80 r6:83018000 r5:8596d38c r4:85769480 ** 1 printk messages dropped ** [ 1344.942117][ T32] r10:61c88647 r9:853e5400 r8:857694ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1344.953130][ T32] Exception stack(0xed655fb0 to 0xed655ff8) ** 3 printk messages dropped ** [ 1344.953427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1344.954728][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.954981][ T32] r4:00000000 [ 1344.955002][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.955041][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.955286][ T32] 9d20: b8c5e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.955319][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.955345][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.955370][ T32] r5:80000113 r4:80239bb0 [ 1344.955398][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.955449][ T32] r4:82ac11e4 [ 1344.955470][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.955520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.955543][ T32] r4:eaeb9dc0 [ 1344.955707][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.955757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.955781][ T32] r4:00000000 [ 1344.955801][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.955849][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.955871][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.955938][ T32] r5:00001000 r4:ed35d000 [ 1344.955962][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.956034][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.956082][ T32] r5:85a35f8c r4:85a35c00 [ 1344.956129][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.956180][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.956202][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.956248][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.956271][ T32] r4:848b5900 [ 1344.956291][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.956371][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.956445][ T32] r4:00000001 [ 1344.956492][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.956536][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.956675][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.956780][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.956923][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.956973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.956999][ T32] r4:84bf9700 [ 1344.957022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.957050][ T32] INFO: task kworker/0:588:6782 blocked for more than 471 seconds. [ 1344.957083][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.957109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.957129][ T32] task:kworker/0:588 state:D stack:0 pid:6782 tgid:6782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.957267][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.957359][ T32] Call trace: [ 1344.957433][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.957483][ T32] r10:82918888 r9:ed659d84 r8:00000002 r7:60000113 r6:ed659d8c r5:853e6000 [ 1344.957506][ T32] r4:853e6000 [ 1344.957601][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.957809][ T32] r5:853e6000 r4:82918884 [ 1344.957833][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.957872][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.957916][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed659e08 [ 1344.957954][ T32] r4:00000000 [ 1344.957977][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.958014][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.958100][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.958194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85685780 [ 1344.958226][ T32] r4:00000000 [ 1344.958246][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.958292][ T32] r9:83018005 r8:853e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f343000 [ 1344.958317][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.958455][ T32] r5:00001000 r4:ed47b000 [ 1344.958494][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.958538][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.958606][ T32] r5:8596db8c r4:8596d800 [ 1344.958628][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.958674][ T32] r7:dddced80 r6:83018000 r5:8596db8c r4:85769580 [ 1344.958707][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.958866][ T32] r10:61c88647 r9:853e6000 r8:857695ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.958893][ T32] r4:85769580 [ 1344.958913][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.958959][ T32] r10:00000000 r9:85769580 r8:8027f5e8 r7:ed649e60 r6:85769600 r5:853e6000 [ 1344.958981][ T32] r4:00000001 [ 1344.958999][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.959034][ T32] Exception stack(0xed659fb0 to 0xed659ff8) [ 1344.959167][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.959206][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.959234][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.959263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.959285][ T32] r4:85685580 [ 1344.959679][ T32] INFO: task kworker/0:588:6782 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.959714][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.959790][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.959837][ T32] Call trace: [ 1344.959867][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.960005][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.960055][ T32] r4:00000000 [ 1344.960077][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.960121][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.960221][ T32] 9d20: b8c5e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.960255][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.960307][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.960361][ T32] r5:80000113 r4:80239bb0 [ 1344.960397][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.960449][ T32] r4:82ac11e4 [ 1344.960669][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.960722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.960745][ T32] r4:eaeb9dc0 [ 1344.960766][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.960812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.960834][ T32] r4:00000000 [ 1344.960869][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.960967][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.961077][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.961126][ T32] r5:00001000 r4:ed35d000 [ 1344.961148][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.961538][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.961635][ T32] r4:848b5900 [ 1344.961658][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.961706][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1344.961729][ T32] r4:00000001 [ 1344.961749][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.961859][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1344.961987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.962063][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.962094][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.962298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.982939][ T32] r4:84bf9700 [ 1344.982992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.983025][ T32] INFO: task kworker/0:589:6783 blocked for more than 471 seconds. [ 1344.983060][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.983110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.983187][ T32] task:kworker/0:589 state:D stack:0 pid:6783 tgid:6783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.983264][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.983430][ T32] Call trace: [ 1344.983486][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1344.983565][ T32] r10:82918888 r9:ed4c9d84 r8:00000002 r7:60000113 r6:ed4c9d8c r5:853e6c00 [ 1344.983593][ T32] r4:853e6c00 [ 1344.983631][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1344.983721][ T32] r5:853e6c00 r4:82918884 [ 1344.983749][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.983791][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.983835][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4c9e08 [ 1344.983858][ T32] r4:00000000 [ 1344.983878][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1344.983913][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1344.983969][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.984019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85685600 [ 1344.984066][ T32] r4:00000000 [ 1344.984090][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.984258][ T32] r9:83018005 r8:853e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f345000 [ 1344.984290][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.984399][ T32] r5:00001000 r4:ed49b000 [ 1344.984529][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.984581][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.984625][ T32] r5:8596d78c r4:8596d400 [ 1344.984693][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.984781][ T32] r7:dddced80 r6:83018000 r5:8596d78c r4:85769680 [ 1344.984812][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.984860][ T32] r10:61c88647 r9:853e6c00 r8:857696ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.984904][ T32] r4:85769680 [ 1344.984927][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.985004][ T32] r10:00000000 r9:85769680 r8:8027f5e8 r7:ed659e60 r6:85769700 r5:853e6c00 [ 1344.985032][ T32] r4:00000001 [ 1344.985054][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.985094][ T32] Exception stack(0xed4c9fb0 to 0xed4c9ff8) [ 1344.985124][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.985219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.985251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.985281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.985328][ T32] r4:85685600 [ 1344.986081][ T32] INFO: task kworker/0:589:6783 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.986187][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.986251][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.986335][ T32] Call trace: [ 1344.986367][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.986421][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.986473][ T32] r4:00000000 [ 1344.986498][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.986539][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.986858][ T32] 9d20: b8fc4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.986904][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.986934][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.986959][ T32] r5:80000113 r4:80239bb0 [ 1344.986980][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.987025][ T32] r4:82ac11e4 [ 1344.987069][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.987171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1344.987198][ T32] r4:eaeb9dc0 [ 1344.987220][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1344.987305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1344.987436][ T32] r4:00000000 [ 1344.987475][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1344.987528][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1344.987569][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.987617][ T32] r5:00001000 r4:ed35d000 [ 1344.987638][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.987679][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.987722][ T32] r5:85a35f8c r4:85a35c00 [ 1344.987742][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.987789][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1344.987811][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.987858][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.987893][ T32] r4:848b5900 ** 1 printk messages dropped ** [ 1344.987964][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 5 printk messages dropped ** [ 1344.988438][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.988841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1344.989072][ T32] Call trace: ** 2 printk messages dropped ** [ 1344.989205][ T32] r4:853e0c00 ** 2 printk messages dropped ** [ 1344.989333][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.989779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c1040 ** 4 printk messages dropped ** [ 1344.989995][ T32] r5:00001000 r4:ed53b000 [ 1344.990027][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1344.990069][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.990178][ T32] r7:dddced80 r6:83018000 r5:8596f38c r4:85769780 ** 4 printk messages dropped ** [ 1344.990375][ T32] r10:00000000 r9:85769780 r8:8027f5e8 r7:ed4c9e60 r6:85769800 r5:853e0c00 ** 4 printk messages dropped ** [ 1344.990650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1344.990736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.990806][ T32] r4:85685500 [ 1344.991180][ T32] INFO: task kworker/0:590:6786 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1344.991213][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.991431][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.991478][ T32] Call trace: [ 1344.991696][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1344.991747][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1344.991772][ T32] r4:00000000 [ 1344.991792][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.991854][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1344.991910][ T32] 9d20: b8fc4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1344.991943][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1344.991969][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1344.991993][ T32] r5:80000113 r4:80239bb0 [ 1344.992038][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.992086][ T32] r4:82ac11e4 [ 1344.992108][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.992156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.017681][ T32] r4:eaeb9dc0 [ 1345.017836][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.017917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.017943][ T32] r4:00000000 [ 1345.017965][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.018015][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.018062][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.018120][ T32] r5:00001000 r4:ed35d000 [ 1345.018190][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.018237][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.018282][ T32] r5:85a35f8c r4:85a35c00 [ 1345.018302][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.018351][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.018372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.018425][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.018448][ T32] r4:848b5900 [ 1345.018468][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.018520][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.018655][ T32] r4:00000001 [ 1345.018682][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.018724][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.018754][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.018806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.018864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.018898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.018925][ T32] r4:84bf9700 [ 1345.018950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.019003][ T32] INFO: task kworker/0:591:6787 blocked for more than 471 seconds. [ 1345.019041][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.019114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.019139][ T32] task:kworker/0:591 state:D stack:0 pid:6787 tgid:6787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.019195][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.019241][ T32] Call trace: [ 1345.019324][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.019375][ T32] r10:82918888 r9:ed661d84 r8:00000002 r7:60000013 r6:ed661d8c r5:853e1800 [ 1345.019403][ T32] r4:853e1800 [ 1345.019495][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.019543][ T32] r5:853e1800 r4:82918884 [ 1345.019568][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.019607][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.019650][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed661e08 [ 1345.019684][ T32] r4:00000000 [ 1345.019707][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.019747][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.019815][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.019865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85685a80 [ 1345.019890][ T32] r4:00000000 [ 1345.019910][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.020050][ T32] r9:83018005 r8:853e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f347000 [ 1345.020077][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.020120][ T32] r5:00001000 r4:ed4bf000 [ 1345.020140][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.020179][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.020245][ T32] r5:8596e38c r4:8596e000 [ 1345.020348][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.020412][ T32] r7:dddced80 r6:83018000 r5:8596e38c r4:85769880 [ 1345.020435][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.020531][ T32] r10:61c88647 r9:853e1800 r8:857698ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.020571][ T32] r4:85769880 [ 1345.020593][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.020640][ T32] r10:00000000 r9:85769880 r8:8027f5e8 r7:ed65de60 r6:85769900 r5:853e1800 [ 1345.020663][ T32] r4:00000001 [ 1345.020682][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.020717][ T32] Exception stack(0xed661fb0 to 0xed661ff8) [ 1345.020744][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.020773][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.020799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.020877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.020905][ T32] r4:85685880 [ 1345.021642][ T32] INFO: task kworker/0:591:6787 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.021676][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.021763][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.021809][ T32] Call trace: [ 1345.021839][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.021910][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.021962][ T32] r4:00000000 [ 1345.022008][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.022051][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.022081][ T32] 9d20: b9366000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.022112][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.022137][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.022173][ T32] r5:80000113 r4:80239bb0 [ 1345.031437][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.031610][ T32] r4:82ac11e4 [ 1345.031638][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.031691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.031722][ T32] r4:eaeb9dc0 [ 1345.031744][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.031790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.031817][ T32] r4:00000000 [ 1345.031839][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.031911][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.031937][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.032009][ T32] r5:00001000 r4:ed35d000 [ 1345.032033][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.032100][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.032161][ T32] r5:85a35f8c r4:85a35c00 [ 1345.032536][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.032624][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.032677][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.032730][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.032770][ T32] r4:848b5900 [ 1345.032842][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.032894][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.032941][ T32] r4:00000001 [ 1345.033036][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.033078][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.033110][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.033140][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.033168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.033198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.033244][ T32] r4:84bf9700 [ 1345.033271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.033337][ T32] INFO: task kworker/0:592:6789 blocked for more than 471 seconds. [ 1345.033374][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.033406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.033462][ T32] task:kworker/0:592 state:D stack:0 pid:6789 tgid:6789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.033521][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.033566][ T32] Call trace: [ 1345.033597][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.033650][ T32] r10:82918888 r9:ed669d84 r8:00000002 r7:60000013 r6:ed669d8c r5:857e4800 [ 1345.033675][ T32] r4:857e4800 [ 1345.033696][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.033735][ T32] r5:857e4800 r4:82918884 [ 1345.033755][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.033840][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.033891][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed669e08 [ 1345.033913][ T32] r4:00000000 [ 1345.033933][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.033970][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.034010][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.034126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85685d00 [ 1345.034153][ T32] r4:00000000 [ 1345.034173][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.034243][ T32] r9:83018005 r8:857e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f349000 [ 1345.034269][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.034312][ T32] r5:00001000 r4:ed50d000 [ 1345.034333][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.034373][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.034420][ T32] r5:8596e78c r4:8596e400 [ 1345.034488][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.034542][ T32] r7:dddced80 r6:83018000 r5:8596e78c r4:85769980 [ 1345.034624][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1345.034766][ T32] r4:85769980 ** 5 printk messages dropped ** [ 1345.035116][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.035174][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.035204][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.035234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.035334][ T32] r4:85685500 [ 1345.036064][ T32] INFO: task kworker/0:592:6789 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.036100][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.036156][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.036257][ T32] Call trace: [ 1345.036290][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.036354][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.036384][ T32] r4:00000000 [ 1345.036421][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.036461][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.036506][ T32] 9d20: b9366000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.036538][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.036564][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.036588][ T32] r5:80000113 r4:80239bb0 [ 1345.036609][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.036679][ T32] r4:82ac11e4 [ 1345.036702][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.036754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.036777][ T32] r4:eaeb9dc0 [ 1345.036820][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.036869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.036891][ T32] r4:00000000 [ 1345.036910][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.036968][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.036992][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.037036][ T32] r5:00001000 r4:ed35d000 [ 1345.037057][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.037096][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.037151][ T32] r5:85a35f8c r4:85a35c00 [ 1345.037177][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.037225][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.037246][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.037293][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1345.037397][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 8 printk messages dropped ** [ 1345.037742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1345.038125][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1345.038989][ T32] r5:00001000 r4:ed51b000 [ 1345.039117][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.039161][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.039204][ T32] r5:8596df8c r4:8596dc00 [ 1345.039224][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.039268][ T32] r7:dddced80 r6:83018000 r5:8596df8c r4:85769a80 [ 1345.039399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.039452][ T32] r10:61c88647 r9:857e6c00 r8:85769aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1345.039870][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.040879][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.041105][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 5 printk messages dropped ** [ 1345.041390][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1345.041523][ T32] r4:eaeb9dc0 ** 2 printk messages dropped ** [ 1345.041610][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.041953][ T32] r5:00001000 r4:ed35d000 ** 4 printk messages dropped ** [ 1345.077589][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.077662][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.077742][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.077767][ T32] r4:848b5900 [ 1345.077789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.077838][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.077862][ T32] r4:00000001 [ 1345.077914][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.077959][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.077989][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.078031][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.078131][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.078164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.078187][ T32] r4:84bf9700 [ 1345.078212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.078242][ T32] INFO: task kworker/0:594:6793 blocked for more than 471 seconds. [ 1345.078275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.078299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.078345][ T32] task:kworker/0:594 state:D stack:0 pid:6793 tgid:6793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.078455][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.078517][ T32] Call trace: [ 1345.078602][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.078658][ T32] r10:82918888 r9:ed66dd84 r8:00000002 r7:60000113 r6:ed66dd8c r5:853f0000 [ 1345.078683][ T32] r4:853f0000 [ 1345.078737][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.078785][ T32] r5:853f0000 r4:82918884 [ 1345.078807][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.078895][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.078944][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed66de08 [ 1345.079040][ T32] r4:00000000 [ 1345.079064][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.079102][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.079146][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.079218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85685f00 [ 1345.079244][ T32] r4:00000000 [ 1345.079265][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.079313][ T32] r9:83018005 r8:853f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f34d000 [ 1345.079337][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.079379][ T32] r5:00001000 r4:ed52b000 [ 1345.079496][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.079546][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.079591][ T32] r5:8596ef8c r4:8596ec00 [ 1345.079611][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.079684][ T32] r7:dddced80 r6:83018000 r5:8596ef8c r4:85769b80 [ 1345.079709][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.079756][ T32] r10:61c88647 r9:853f0000 r8:85769bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.079784][ T32] r4:85769b80 [ 1345.079804][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.079849][ T32] r10:00000000 r9:85769b80 r8:8027f5e8 r7:ed65de60 r6:85769c00 r5:853f0000 [ 1345.079871][ T32] r4:00000001 [ 1345.079891][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.079926][ T32] Exception stack(0xed66dfb0 to 0xed66dff8) [ 1345.079952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.079983][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.080058][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.080093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.080122][ T32] r4:85685f80 [ 1345.080883][ T32] INFO: task kworker/0:594:6793 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.080965][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.081029][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.081073][ T32] Call trace: [ 1345.081131][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.081178][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.081250][ T32] r4:00000000 [ 1345.081299][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.081342][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.081370][ T32] 9d20: b9aba000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.081403][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.081430][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.081454][ T32] r5:80000113 r4:80239bb0 [ 1345.081549][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.081598][ T32] r4:82ac11e4 [ 1345.081619][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.081667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.081689][ T32] r4:eaeb9dc0 [ 1345.081709][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.081755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.081782][ T32] r4:00000000 [ 1345.081803][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.081849][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.081885][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.081931][ T32] r5:00001000 r4:ed35d000 [ 1345.081952][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.081993][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.082034][ T32] r5:85a35f8c r4:85a35c00 [ 1345.082054][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.082100][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.082121][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.082168][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.091935][ T32] r4:848b5900 [ 1345.092043][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.092118][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.092144][ T32] r4:00000001 [ 1345.092165][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.092534][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.092577][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.092609][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.092639][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.092953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.092976][ T32] task:kworker/0:595 state:D stack:0 pid:6795 tgid:6795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.093032][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.093110][ T32] Call trace: [ 1345.093215][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.093266][ T32] r10:82918888 r9:ed671d84 r8:00000002 r7:60000113 r6:ed671d8c r5:853f0c00 [ 1345.093292][ T32] r4:853f0c00 [ 1345.093362][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.093413][ T32] r5:853f0c00 r4:82918884 [ 1345.093437][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.093478][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.093524][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed671e08 [ 1345.093552][ T32] r4:00000000 [ 1345.093575][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.093639][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.093688][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.093734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c11c0 [ 1345.093757][ T32] r4:00000000 [ 1345.093778][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.093825][ T32] r9:83018005 r8:853f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f351000 [ 1345.093901][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.093956][ T32] r5:00001000 r4:ed54b000 [ 1345.093978][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.094019][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.094063][ T32] r5:8596eb8c r4:8596e800 [ 1345.094098][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.094175][ T32] r7:dddced80 r6:83018000 r5:8596eb8c r4:85769c80 [ 1345.094226][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.094282][ T32] r10:61c88647 r9:853f0c00 r8:85769cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.094322][ T32] r4:85769c80 [ 1345.094348][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.094401][ T32] r10:00000000 r9:85769c80 r8:8027f5e8 r7:ed65de60 r6:85769d00 r5:853f0c00 [ 1345.094426][ T32] r4:00000001 [ 1345.094470][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.094517][ T32] Exception stack(0xed671fb0 to 0xed671ff8) [ 1345.094547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.094602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.094656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.095554][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1345.096982][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 14 printk messages dropped ** [ 1345.097786][ T32] INFO: task kworker/0:596:6798 blocked for more than 471 seconds. ** 17 printk messages dropped ** [ 1345.098704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c1480 ** 7 printk messages dropped ** [ 1345.099204][ T32] r5:8596f78c r4:8596f400 ** 10 printk messages dropped ** [ 1345.099691][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1345.101046][ T32] r5:80000113 r4:80239bb0 [ 1345.101073][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.101122][ T32] r4:82ac11e4 [ 1345.101192][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.101246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.101272][ T32] r4:eaeb9dc0 [ 1345.101307][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.101384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.101419][ T32] r4:00000000 [ 1345.101490][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.101546][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.101597][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.101646][ T32] r5:00001000 r4:ed35d000 [ 1345.101669][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.101711][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.101754][ T32] r5:85a35f8c r4:85a35c00 [ 1345.101776][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.101824][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.101846][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.101894][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.132878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1345.133194][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.133344][ T32] Call trace: [ 1345.133380][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.133442][ T32] r10:82918888 r9:ed679d84 r8:00000002 r7:60000013 r6:ed679d8c r5:853f2400 [ 1345.133553][ T32] r4:853f2400 [ 1345.133706][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1345.133885][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed679e08 ** 9 printk messages dropped ** [ 1345.134704][ T32] r5:00001000 r4:ed563000 [ 1345.134775][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.135252][ T32] r10:61c88647 r9:853f2400 r8:85769eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 18 printk messages dropped ** [ 1345.138374][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 18 printk messages dropped ** [ 1345.140053][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1345.140772][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1345.141710][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed67de08 ** 9 printk messages dropped ** [ 1345.163022][ T32] r5:00001000 r4:ed6a9000 ** 8 printk messages dropped ** [ 1345.163381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 15 printk messages dropped ** [ 1345.164785][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.165400][ T32] r4:82ac11e4 [ 1345.165427][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.165529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.165556][ T32] r4:eaeb9dc0 [ 1345.165577][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.165623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.165646][ T32] r4:00000000 [ 1345.165679][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.165729][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.165751][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.165795][ T32] r5:00001000 r4:ed35d000 [ 1345.165837][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.165953][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.166004][ T32] r5:85a35f8c r4:85a35c00 [ 1345.166026][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.166074][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.166094][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.166409][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.166437][ T32] r4:848b5900 [ 1345.166458][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.166506][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.166609][ T32] r4:00000001 [ 1345.166672][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.166714][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.166789][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.166822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1345.167515][ T32] r10:82918888 r9:ed685d84 r8:00000002 r7:60000113 r6:ed685d8c r5:853f3c00 ** 15 printk messages dropped ** [ 1345.168198][ T32] r5:00001000 r4:ed58b000 [ 1345.168219][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1345.168386][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1345.169680][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 18 printk messages dropped ** [ 1345.170498][ T32] r5:00001000 r4:ed35d000 ** 10 printk messages dropped ** [ 1345.171036][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1345.171654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 16 printk messages dropped ** [ 1345.210603][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.210843][ T32] r5:00001000 r4:ed5af000 ** 5 printk messages dropped ** [ 1345.211052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1345.215752][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1345.216691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 14 printk messages dropped ** [ 1345.217388][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.217415][ T32] r4:848b5900 [ 1345.217500][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.217551][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.217574][ T32] r4:00000001 [ 1345.217605][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.217646][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.217674][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.217702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.217729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.217758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.217779][ T32] r4:84bf9700 [ 1345.217824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.217870][ T32] INFO: task kworker/0:601:6808 blocked for more than 471 seconds. [ 1345.217906][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.218019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.218045][ T32] task:kworker/0:601 state:D stack:0 pid:6808 tgid:6808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.218198][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.218244][ T32] Call trace: [ 1345.218274][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.218318][ T32] r10:82918888 r9:ed68dd84 r8:00000002 r7:60000113 r6:ed68dd8c r5:853f5400 [ 1345.218340][ T32] r4:853f5400 [ 1345.218360][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.218413][ T32] r5:853f5400 r4:82918884 [ 1345.218438][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.218478][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.218546][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed68de08 [ 1345.218589][ T32] r4:00000000 [ 1345.218658][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.218703][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.218742][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.218836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c1940 [ 1345.218882][ T32] r4:00000000 [ 1345.218904][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.218951][ T32] r9:83018005 r8:853f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f35b000 ** 1 printk messages dropped ** [ 1345.219014][ T32] r5:00001000 r4:ed5bf000 [ 1345.219057][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.219222][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:85869280 ** 14 printk messages dropped ** [ 1345.220562][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1345.222293][ T32] r5:85a35f8c r4:85a35c00 ** 11 printk messages dropped ** [ 1345.233292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1345.234015][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed691e08 ** 9 printk messages dropped ** [ 1345.234533][ T32] r5:00001000 r4:ed695000 ** 12 printk messages dropped ** [ 1345.235096][ T32] Exception stack(0xed691fb0 to 0xed691ff8) ** 11 printk messages dropped ** [ 1345.236503][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1345.237079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 19 printk messages dropped ** [ 1345.238347][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1345.239255][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.239634][ T32] r5:00001000 r4:ed6c1000 ** 4 printk messages dropped ** [ 1345.239796][ T32] r7:dddced80 r6:83018000 r5:8597d78c r4:85869480 ** 3 printk messages dropped ** [ 1345.239904][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.239984][ T32] r10:00000000 r9:85869480 r8:8027f5e8 r7:ed67de60 r6:85869500 r5:853f6c00 [ 1345.240011][ T32] r4:00000001 [ 1345.240032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.240091][ T32] Exception stack(0xed681fb0 to 0xed681ff8) [ 1345.240121][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.240186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.240243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.240275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.240298][ T32] r4:854c1880 [ 1345.240698][ T32] INFO: task kworker/0:603:6812 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.240756][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.240878][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.240951][ T32] Call trace: [ 1345.241012][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.241063][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.241088][ T32] r4:00000000 [ 1345.241112][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.241151][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.241226][ T32] 9d20: bac1e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.241263][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.241302][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.241353][ T32] r5:80000113 r4:80239bb0 [ 1345.241378][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1345.242056][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 12 printk messages dropped ** [ 1345.275912][ T32] r4:84bf9700 ** 9 printk messages dropped ** [ 1345.276486][ T32] r4:859d0000 ** 9 printk messages dropped ** [ 1345.276942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c1e00 ** 4 printk messages dropped ** [ 1345.277151][ T32] r5:00001000 r4:ed6b5000 ** 2 printk messages dropped ** [ 1345.277278][ T32] r5:8597cf8c r4:8597cc00 ** 10 printk messages dropped ** [ 1345.277695][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1345.279158][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 15 printk messages dropped ** [ 1345.279739][ T32] r5:85a35f8c r4:85a35c00 ** 11 printk messages dropped ** [ 1345.280189][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1345.280854][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.281225][ T32] r5:00001000 r4:ed721000 ** 3 printk messages dropped ** [ 1345.281364][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1345.289951][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1345.290329][ T32] r4:eaeb9dc0 ** 2 printk messages dropped ** [ 1345.290453][ T32] r4:00000000 [ 1345.290502][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.290584][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.290617][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.290665][ T32] r5:00001000 r4:ed35d000 [ 1345.290690][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.290732][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.290775][ T32] r5:85a35f8c r4:85a35c00 [ 1345.290816][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.290868][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.290889][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.290935][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.290958][ T32] r4:848b5900 [ 1345.290977][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.291022][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.291075][ T32] r4:00000001 [ 1345.291099][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.291137][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.291179][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.291212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.291239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.291277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.291302][ T32] r4:84bf9700 [ 1345.291344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.291411][ T32] INFO: task kworker/0:606:6819 blocked for more than 471 seconds. [ 1345.291451][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.291476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1345.291883][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.308040][ T32] r5:00001000 r4:ed6cd000 [ 1345.308092][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1345.308563][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1345.309655][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1345.310201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 17 printk messages dropped ** [ 1345.310921][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 16 printk messages dropped ** [ 1345.311580][ T32] r10:82918888 r9:ed6d5d84 r8:00000002 r7:60000113 r6:ed6d5d8c r5:859d2400 ** 15 printk messages dropped ** [ 1345.325548][ T32] r5:00001000 r4:ed6d9000 ** 4 printk messages dropped ** [ 1345.326035][ T32] r7:dddced80 r6:83018000 r5:8597df8c r4:85869880 ** 12 printk messages dropped ** [ 1345.326839][ T32] r4:85996100 ** 9 printk messages dropped ** [ 1345.328394][ T32] 9d20: bbc70000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 17 printk messages dropped ** [ 1345.329199][ T32] r5:85a35f8c r4:85a35c00 ** 7 printk messages dropped ** [ 1345.329569][ T32] r4:00000001 [ 1345.329589][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.329624][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.329653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.329681][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.329707][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.329736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.329757][ T32] r4:84bf9700 [ 1345.329778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.329806][ T32] INFO: task kworker/0:608:6823 blocked for more than 471 seconds. [ 1345.329839][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.329905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.329930][ T32] task:kworker/0:608 state:D stack:0 pid:6823 tgid:6823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.329976][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.330019][ T32] Call trace: [ 1345.330073][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.330145][ T32] r10:82918888 r9:ed6e1d84 r8:00000002 r7:60000113 r6:ed6e1d8c r5:859d3000 [ 1345.330172][ T32] r4:859d3000 [ 1345.330194][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.330233][ T32] r5:859d3000 r4:82918884 [ 1345.330253][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.330290][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.330345][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6e1e08 [ 1345.330370][ T32] r4:00000000 [ 1345.330421][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.330463][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.330541][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.330651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85996280 [ 1345.330678][ T32] r4:00000000 [ 1345.330719][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.330770][ T32] r9:83018005 r8:859d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f36b000 [ 1345.330812][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.330858][ T32] r5:00001000 r4:ed6e5000 [ 1345.330898][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.330941][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.330983][ T32] r5:8597e78c r4:8597e400 [ 1345.331002][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.331046][ T32] r7:dddced80 r6:83018000 r5:8597e78c r4:85869980 [ 1345.331066][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.331111][ T32] r10:61c88647 r9:859d3000 r8:858699ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.331133][ T32] r4:85869980 [ 1345.331172][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.331221][ T32] r10:00000000 r9:85869980 r8:8027f5e8 r7:ed6bde60 r6:85869a00 r5:859d3000 [ 1345.331264][ T32] r4:00000001 [ 1345.331316][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.331375][ T32] Exception stack(0xed6e1fb0 to 0xed6e1ff8) ** 2 printk messages dropped ** [ 1345.331493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.348269][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1345.348674][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1345.348953][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1345.349337][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.349729][ T32] r4:84bf9700 ** 4 printk messages dropped ** [ 1345.349904][ T32] task:kworker/0:609 state:D stack:0 pid:6825 tgid:6825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.349987][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.350033][ T32] Call trace: [ 1345.350063][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.350108][ T32] r10:82918888 r9:ed6edd84 r8:00000002 r7:60000113 r6:ed6edd8c r5:859d3c00 [ 1345.350132][ T32] r4:859d3c00 [ 1345.350151][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.350188][ T32] r5:859d3c00 r4:82918884 [ 1345.350228][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.350292][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.350340][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6ede08 [ 1345.350383][ T32] r4:00000000 [ 1345.350412][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.350472][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.350515][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.350591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85996380 [ 1345.350615][ T32] r4:00000000 [ 1345.350635][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.350680][ T32] r9:83018005 r8:859d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f36d000 [ 1345.350708][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.350752][ T32] r5:00001000 r4:ed6f1000 [ 1345.350772][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.350812][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.350854][ T32] r5:8597e38c r4:8597e000 [ 1345.350874][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.350959][ T32] r7:dddced80 r6:83018000 r5:8597e38c r4:85869a80 [ 1345.351004][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.351063][ T32] r10:61c88647 r9:859d3c00 r8:85869aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.351088][ T32] r4:85869a80 [ 1345.351128][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.351176][ T32] r10:00000000 r9:85869a80 r8:8027f5e8 r7:ed6bde60 r6:85869b00 r5:859d3c00 [ 1345.351200][ T32] r4:00000001 [ 1345.351219][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.351254][ T32] Exception stack(0xed6edfb0 to 0xed6edff8) [ 1345.351279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.351308][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.351355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.351421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.351447][ T32] r4:85996640 [ 1345.352166][ T32] INFO: task kworker/0:609:6825 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.352260][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.365468][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.365565][ T32] Call trace: [ 1345.365598][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.365657][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.365681][ T32] r4:00000000 [ 1345.365702][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.365761][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.365796][ T32] 9d20: bc618000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.365835][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.365864][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.365908][ T32] r5:80000113 r4:80239bb0 [ 1345.365932][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.365981][ T32] r4:82ac11e4 [ 1345.366023][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.366096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.366121][ T32] r4:eaeb9dc0 [ 1345.366142][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1345.366277][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1345.366679][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.367090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.367515][ T32] r10:82918888 r9:ed6f9d84 r8:00000002 r7:60000013 r6:ed6f9d8c r5:859d4800 ** 8 printk messages dropped ** [ 1345.367846][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.368107][ T32] r5:00001000 r4:ed6fd000 [ 1345.368127][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.368166][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.368316][ T32] r7:dddced80 r6:83018000 r5:8597ef8c r4:85869b80 ** 8 printk messages dropped ** [ 1345.368694][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.369719][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.369809][ T32] Call trace: [ 1345.369853][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.369903][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.369948][ T32] r4:00000000 [ 1345.369991][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.370053][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.370106][ T32] 9d20: bc618000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.370138][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.370173][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.370202][ T32] r5:80000113 r4:80239bb0 [ 1345.370244][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.370304][ T32] r4:82ac11e4 [ 1345.370327][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.370378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.370406][ T32] r4:eaeb9dc0 [ 1345.370446][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.370496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.370539][ T32] r4:00000000 [ 1345.370593][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.370659][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.370683][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.370747][ T32] r5:00001000 r4:ed35d000 [ 1345.370772][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.370813][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.370856][ T32] r5:85a35f8c r4:85a35c00 [ 1345.370876][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.370922][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.370943][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.370989][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.371012][ T32] r4:848b5900 [ 1345.371052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.371102][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.371125][ T32] r4:00000001 [ 1345.371164][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.371224][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.371253][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.371283][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.371310][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.371360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.371423][ T32] r4:84bf9700 [ 1345.371468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.371520][ T32] INFO: task kworker/0:611:6829 blocked for more than 471 seconds. [ 1345.371562][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.371608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.371632][ T32] task:kworker/0:611 state:D stack:0 pid:6829 tgid:6829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.371699][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.371765][ T32] Call trace: [ 1345.371809][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.371857][ T32] r10:82918888 r9:ed705d84 r8:00000002 r7:60000013 r6:ed705d8c r5:859d5400 [ 1345.371901][ T32] r4:859d5400 [ 1345.371929][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.371968][ T32] r5:859d5400 r4:82918884 [ 1345.372009][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.372050][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.372094][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed705e08 [ 1345.372116][ T32] r4:00000000 [ 1345.372135][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.372171][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.372244][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.392658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85996680 [ 1345.392710][ T32] r4:00000000 [ 1345.392747][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.392821][ T32] r9:83018005 r8:859d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f371000 [ 1345.392844][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.392891][ T32] r5:00001000 r4:ed709000 [ 1345.392911][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.392950][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.392993][ T32] r5:8597eb8c r4:8597e800 [ 1345.393014][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.393062][ T32] r7:dddced80 r6:83018000 r5:8597eb8c r4:85869c80 [ 1345.393083][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.393129][ T32] r10:61c88647 r9:859d5400 r8:85869cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.393152][ T32] r4:85869c80 [ 1345.393173][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.393219][ T32] r10:00000000 r9:85869c80 r8:8027f5e8 r7:ed6bde60 r6:85869d00 r5:859d5400 [ 1345.393241][ T32] r4:00000001 [ 1345.393282][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.393324][ T32] Exception stack(0xed705fb0 to 0xed705ff8) [ 1345.393355][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.393384][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.393431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.393463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.393506][ T32] r4:85996700 [ 1345.394230][ T32] INFO: task kworker/0:611:6829 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.394263][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.394329][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.394407][ T32] Call trace: [ 1345.394460][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.394514][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 3 printk messages dropped ** [ 1345.394684][ T32] 9d20: bcc3d000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 4 printk messages dropped ** [ 1345.394865][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1345.395007][ T32] r4:eaeb9dc0 ** 1 printk messages dropped ** [ 1345.395073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 6 printk messages dropped ** [ 1345.395394][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.395479][ T32] r5:85a35f8c r4:85a35c00 [ 1345.395503][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.395550][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.395571][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.395616][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.395638][ T32] r4:848b5900 [ 1345.395657][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.395723][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.395769][ T32] r4:00000001 [ 1345.395792][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.395828][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.395855][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.395883][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.395930][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.395962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.395994][ T32] r4:84bf9700 [ 1345.396037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.396107][ T32] INFO: task kworker/0:612:6830 blocked for more than 471 seconds. [ 1345.396170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.396223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.396270][ T32] task:kworker/0:612 state:D stack:0 pid:6830 tgid:6830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.396382][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.396518][ T32] Call trace: [ 1345.396579][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.396647][ T32] r10:82918888 r9:ed711d84 r8:00000002 r7:60000013 r6:ed711d8c r5:859d6000 [ 1345.396675][ T32] r4:859d6000 [ 1345.396701][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.396788][ T32] r5:859d6000 r4:82918884 [ 1345.396817][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.396887][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.396933][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed711e08 [ 1345.396976][ T32] r4:00000000 [ 1345.396999][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.397037][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.397092][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.397213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85996800 [ 1345.397250][ T32] r4:00000000 [ 1345.397270][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.397316][ T32] r9:83018005 r8:859d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f373000 [ 1345.397337][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.397380][ T32] r5:00001000 r4:ed715000 [ 1345.397406][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.397447][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.397519][ T32] r5:8597f38c r4:8597f000 [ 1345.397551][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.397657][ T32] r7:dddced80 r6:83018000 r5:8597f38c r4:85869d80 [ 1345.397724][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.397825][ T32] r10:61c88647 r9:859d6000 r8:85869dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.397877][ T32] r4:85869d80 [ 1345.397925][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.398018][ T32] r10:00000000 r9:85869d80 r8:8027f5e8 r7:ed6bde60 r6:85869e00 r5:859d6000 [ 1345.398102][ T32] r4:00000001 [ 1345.398130][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.398197][ T32] Exception stack(0xed711fb0 to 0xed711ff8) [ 1345.398266][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.398323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.398355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.398385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.398433][ T32] r4:85996400 [ 1345.398904][ T32] INFO: task kworker/0:612:6830 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.398945][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.399032][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.399103][ T32] Call trace: [ 1345.399134][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.399205][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.399234][ T32] r4:00000000 [ 1345.399286][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.399360][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.399408][ T32] 9d20: bcc3d000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.399476][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.399533][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.399585][ T32] r5:80000113 r4:80239bb0 [ 1345.399636][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.399725][ T32] r4:82ac11e4 [ 1345.399748][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.399799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.399854][ T32] r4:eaeb9dc0 [ 1345.399913][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.399989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.400032][ T32] r4:00000000 [ 1345.400077][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.400199][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.400239][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.400349][ T32] r5:00001000 r4:ed35d000 [ 1345.400404][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.400521][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.400572][ T32] r5:85a35f8c r4:85a35c00 [ 1345.400593][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.400680][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.400706][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.400799][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.400830][ T32] r4:848b5900 [ 1345.400892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.400967][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.400994][ T32] r4:00000001 [ 1345.401067][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.401190][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.401238][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.401315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.401362][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.401422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.401449][ T32] r4:84bf9700 [ 1345.401470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.401514][ T32] INFO: task kworker/0:613:6833 blocked for more than 471 seconds. [ 1345.401573][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.401601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.401644][ T32] task:kworker/0:613 state:D stack:0 pid:6833 tgid:6833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.401695][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.401788][ T32] Call trace: [ 1345.401846][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.401944][ T32] r10:82918888 r9:ed71dd84 r8:00000002 r7:60000013 r6:ed71dd8c r5:859d6c00 [ 1345.401981][ T32] r4:859d6c00 [ 1345.402021][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1345.402191][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.426533][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.426654][ T32] r5:00001000 r4:ed5f1000 [ 1345.426683][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.426754][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.426813][ T32] r5:85a3db8c r4:85a3d800 [ 1345.426865][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.426963][ T32] r7:dddced80 r6:83018000 r5:85a3db8c r4:85869e80 [ 1345.426991][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.427066][ T32] r10:61c88647 r9:859d6c00 r8:85869eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.427091][ T32] r4:85869e80 [ 1345.427112][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.427274][ T32] r10:00000000 r9:85869e80 r8:8027f5e8 r7:ed6bde60 r6:85869f00 r5:859d6c00 ** 3 printk messages dropped ** [ 1345.427392][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.429020][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.429652][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1345.430224][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.430602][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1345.430896][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.431551][ T32] r4:84bf9700 ** 5 printk messages dropped ** [ 1345.431951][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.445936][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1345.446676][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.446803][ T32] r5:00001000 r4:ed72d000 [ 1345.446858][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.447321][ T32] r10:61c88647 r9:859d8000 r8:85869fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1345.447743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1345.449074][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1345.449821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1345.450343][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.450724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1345.451273][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 8 printk messages dropped ** [ 1345.451893][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.451973][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.452052][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.452138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85996c80 [ 1345.452187][ T32] r4:00000000 [ 1345.452211][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.472601][ T32] r9:83018005 r8:859d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f379000 [ 1345.472687][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.472760][ T32] r5:00001000 r4:ed739000 [ 1345.472783][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.472825][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.472870][ T32] r5:8597fb8c r4:8597f800 [ 1345.472891][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.472960][ T32] r7:dddced80 r6:83018000 r5:8597fb8c r4:859a7080 [ 1345.472987][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.473036][ T32] r10:61c88647 r9:859d8c00 r8:859a70ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.473078][ T32] r4:859a7080 [ 1345.473102][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.473151][ T32] r10:00000000 r9:859a7080 r8:8027f5e8 r7:ed71de60 r6:859a7100 r5:859d8c00 [ 1345.473173][ T32] r4:00000001 [ 1345.473194][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.473233][ T32] Exception stack(0xed729fb0 to 0xed729ff8) [ 1345.473262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.473311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.473343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.473373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.473413][ T32] r4:85996b40 [ 1345.474162][ T32] INFO: task kworker/0:615:6837 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.474207][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.474276][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.474338][ T32] Call trace: [ 1345.474369][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.474426][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.474471][ T32] r4:00000000 [ 1345.474495][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.474575][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.474635][ T32] 9d20: bd698000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.474668][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.474716][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.474746][ T32] r5:80000113 r4:80239bb0 [ 1345.474789][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.474840][ T32] r4:82ac11e4 [ 1345.474862][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.474914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.474939][ T32] r4:eaeb9dc0 [ 1345.474959][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.475006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.475047][ T32] r4:00000000 [ 1345.475071][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.475119][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.475142][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.475205][ T32] r5:00001000 r4:ed35d000 [ 1345.475250][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.475315][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.475364][ T32] r5:85a35f8c r4:85a35c00 [ 1345.475386][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.475481][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.475506][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.475554][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.475747][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1345.476133][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.476418][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1345.476941][ T32] r5:00001000 r4:ed745000 [ 1345.476980][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.477171][ T32] r7:dddced80 r6:83018000 r5:85a3c78c r4:859a7180 ** 5 printk messages dropped ** [ 1345.477480][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.477672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1345.478363][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.478391][ T32] r4:00000000 [ 1345.478436][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.478479][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.478507][ T32] 9d20: bd698000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.478536][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.478591][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.478638][ T32] r5:80000113 r4:80239bb0 [ 1345.478673][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.478741][ T32] r4:82ac11e4 [ 1345.478765][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.478814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.478858][ T32] r4:eaeb9dc0 [ 1345.478901][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.478955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.478999][ T32] r4:00000000 [ 1345.479026][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.479075][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.479118][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.479189][ T32] r5:00001000 r4:ed35d000 [ 1345.479233][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.479277][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.479320][ T32] r5:85a35f8c r4:85a35c00 [ 1345.479361][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.479442][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.479467][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.479515][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.479565][ T32] r4:848b5900 [ 1345.479608][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.479660][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.479703][ T32] r4:00000001 [ 1345.479746][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.479786][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.479834][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.479865][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.479891][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.479969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.480011][ T32] r4:84bf9700 [ 1345.480033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.480080][ T32] INFO: task kworker/0:617:6840 blocked for more than 471 seconds. [ 1345.480135][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.480177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.480221][ T32] task:kworker/0:617 state:D stack:0 pid:6840 tgid:6840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.480363][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.480430][ T32] Call trace: [ 1345.480500][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.480583][ T32] r10:82918888 r9:ed735d84 r8:00000002 r7:60000113 r6:ed735d8c r5:859da400 [ 1345.480630][ T32] r4:859da400 [ 1345.480664][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.480725][ T32] r5:859da400 r4:82918884 ** 3 printk messages dropped ** [ 1345.480920][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.481142][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.481423][ T32] r5:00001000 r4:ed751000 [ 1345.481469][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.481518][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.481716][ T32] r7:dddced80 r6:83018000 r5:85a3cb8c r4:859a7280 ** 8 printk messages dropped ** [ 1345.482137][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.503321][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.503701][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 9 printk messages dropped ** [ 1345.504061][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.504463][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 7 printk messages dropped ** [ 1345.504744][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 7 printk messages dropped ** [ 1345.505026][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1345.505314][ T32] r4:859dbc00 ** 5 printk messages dropped ** [ 1345.505577][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.505785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ad6c0 ** 4 printk messages dropped ** [ 1345.505988][ T32] r5:00001000 r4:ed43d000 ** 3 printk messages dropped ** [ 1345.506110][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1345.506528][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.507473][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1345.507790][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1345.508150][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1345.508544][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.508589][ T32] r4:848b5900 [ 1345.508611][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.508659][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.508701][ T32] r4:00000001 [ 1345.508725][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.508762][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.508789][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.508818][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.508865][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.508897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.508919][ T32] r4:84bf9700 [ 1345.508940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.508965][ T32] INFO: task kworker/0:619:6849 blocked for more than 471 seconds. [ 1345.509031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.509058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.509079][ T32] task:kworker/0:619 state:D stack:0 pid:6849 tgid:6849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.509123][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.509165][ T32] Call trace: [ 1345.509196][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.509266][ T32] r10:82918888 r9:ed74dd84 r8:00000002 r7:60000013 r6:ed74dd8c r5:85856c00 [ 1345.509306][ T32] r4:85856c00 [ 1345.509349][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.509399][ T32] r5:85856c00 r4:82918884 [ 1345.509434][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.509491][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.509540][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed74de08 [ 1345.509568][ T32] r4:00000000 [ 1345.509605][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.509647][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.509686][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.509730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ad8c0 [ 1345.509751][ T32] r4:00000000 [ 1345.509770][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.509832][ T32] r9:83018005 r8:85856c00 r7:00000000 r6:83018000 r5:00001000 r4:7f389000 [ 1345.509881][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.509927][ T32] r5:00001000 r4:ed4dd000 [ 1345.509947][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.510006][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.510051][ T32] r5:85a3d38c r4:85a3d000 [ 1345.510102][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.510184][ T32] r7:dddced80 r6:83018000 r5:85a3d38c r4:859a7400 [ 1345.510210][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.510257][ T32] r10:61c88647 r9:85856c00 r8:859a742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.510300][ T32] r4:859a7400 [ 1345.510349][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.510405][ T32] r10:00000000 r9:859a7400 r8:8027f5e8 r7:ed71de60 r6:85886180 r5:85856c00 [ 1345.510429][ T32] r4:00000001 [ 1345.510449][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.510504][ T32] Exception stack(0xed74dfb0 to 0xed74dff8) [ 1345.510535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.510589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.510624][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.510684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.510712][ T32] r4:859ad740 [ 1345.511064][ T32] INFO: task kworker/0:619:6849 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.511096][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.511175][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.511240][ T32] Call trace: [ 1345.511275][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.511341][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.511389][ T32] r4:00000000 [ 1345.511417][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.511477][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.511519][ T32] 9d20: bdc02000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.511573][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.511602][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1345.511714][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1345.512018][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1345.547994][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.548587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.549271][ T32] r10:82918888 r9:ed75dd84 r8:00000002 r7:60000013 r6:ed75dd8c r5:85853c00 ** 9 printk messages dropped ** [ 1345.549948][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1345.550367][ T32] r5:00001000 r4:ed4fb000 ** 1 printk messages dropped ** [ 1345.550503][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.551251][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.551541][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.551600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.551657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.551724][ T32] r4:859ad680 [ 1345.560375][ T32] INFO: task kworker/0:620:6851 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.560478][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.560555][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.560619][ T32] Call trace: [ 1345.560658][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.560725][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.560763][ T32] r4:00000000 [ 1345.560787][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.560830][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.560860][ T32] 9d20: be393000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.560889][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.560933][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.560990][ T32] r5:80000113 r4:80239bb0 [ 1345.561014][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.561062][ T32] r4:82ac11e4 [ 1345.561113][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.561175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.561199][ T32] r4:eaeb9dc0 [ 1345.561219][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.561265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.561307][ T32] r4:00000000 [ 1345.561337][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.561390][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.561420][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.561464][ T32] r5:00001000 r4:ed35d000 [ 1345.561484][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.561524][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.561567][ T32] r5:85a35f8c r4:85a35c00 [ 1345.561596][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.561650][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.561673][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.561719][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.561749][ T32] r4:848b5900 [ 1345.561770][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.561818][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.561869][ T32] r4:00000001 [ 1345.561902][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.561941][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.561968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.562025][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.562105][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.562213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.576117][ T32] r4:84bf9700 [ 1345.576169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1345.576531][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.576939][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.577513][ T32] r5:00001000 r4:ed611000 [ 1345.577533][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.577572][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1345.577635][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1345.578037][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.579063][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.579118][ T32] Call trace: [ 1345.579183][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.579232][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.579257][ T32] r4:00000000 [ 1345.579276][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.579362][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.579394][ T32] 9d20: bea74000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.579432][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.579457][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.579567][ T32] r5:80000113 r4:80239bb0 [ 1345.579605][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.579681][ T32] r4:82ac11e4 [ 1345.579707][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.579766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.579800][ T32] r4:eaeb9dc0 [ 1345.579823][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.579869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.579902][ T32] r4:00000000 [ 1345.579924][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.579971][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.579994][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.580037][ T32] r5:00001000 r4:ed35d000 [ 1345.580057][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.580097][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.580138][ T32] r5:85a35f8c r4:85a35c00 [ 1345.580158][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.580220][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.580264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.580367][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.580401][ T32] r4:848b5900 [ 1345.580435][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.580527][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.580613][ T32] r4:00000001 [ 1345.580699][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.580781][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.580856][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.580918][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.580973][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.581051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1345.581301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1345.582200][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.593562][ T32] r5:00001000 r4:ed601000 [ 1345.593602][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.593686][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.593773][ T32] r5:85a3df8c r4:85a3dc00 [ 1345.593844][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.593940][ T32] r7:dddced80 r6:83018000 r5:85a3df8c r4:859a7580 [ 1345.593988][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.594101][ T32] r10:61c88647 r9:85856000 r8:859a75ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.594155][ T32] r4:859a7580 [ 1345.594195][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.594309][ T32] r10:00000000 r9:859a7580 r8:8027f5e8 r7:ed771e60 r6:85886300 r5:85856000 [ 1345.594371][ T32] r4:00000001 [ 1345.594440][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.594521][ T32] Exception stack(0xed775fb0 to 0xed775ff8) [ 1345.594651][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.594717][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.594771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.594854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.594909][ T32] r4:859ad9c0 [ 1345.596065][ T32] INFO: task kworker/0:622:6855 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.596134][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.596269][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.596360][ T32] Call trace: [ 1345.596435][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.596529][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.596578][ T32] r4:00000000 [ 1345.596618][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.596700][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.596774][ T32] 9d20: bea74000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.596872][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.596937][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.596981][ T32] r5:80000113 r4:80239bb0 [ 1345.597026][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.597111][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1345.597328][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1345.597814][ T32] r5:00001000 r4:ed35d000 ** 4 printk messages dropped ** [ 1345.598156][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 4 printk messages dropped ** [ 1345.598471][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 10 printk messages dropped ** [ 1345.599252][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1345.599662][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 8 printk messages dropped ** [ 1345.600214][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1345.600871][ T32] r5:00001000 r4:ed62b000 ** 1 printk messages dropped ** [ 1345.600993][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.601542][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.601911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1345.631547][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1345.632091][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1345.646315][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1345.646716][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.647153][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.647602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.647624][ T32] task:kworker/0:624 state:D stack:0 pid:6859 tgid:6859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.647723][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.647803][ T32] Call trace: [ 1345.647864][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.647917][ T32] r10:82918888 r9:ed77dd84 r8:00000002 r7:60000113 r6:ed77dd8c r5:85850c00 [ 1345.647940][ T32] r4:85850c00 [ 1345.647982][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.648039][ T32] r5:85850c00 r4:82918884 [ 1345.648061][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.648101][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.648146][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed77de08 [ 1345.648189][ T32] r4:00000000 [ 1345.648224][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.648264][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.648308][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.648356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ade80 [ 1345.648418][ T32] r4:00000000 [ 1345.648466][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.648545][ T32] r9:83018005 r8:85850c00 r7:00000000 r6:83018000 r5:00001000 r4:7f393000 [ 1345.648568][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.648613][ T32] r5:00001000 r4:ed61d000 [ 1345.648633][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.648713][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.648799][ T32] r5:85a3e78c r4:85a3e400 [ 1345.648842][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.648929][ T32] r7:dddced80 r6:83018000 r5:85a3e78c r4:859a7680 [ 1345.648978][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.649044][ T32] r10:61c88647 r9:85850c00 r8:859a76ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.649077][ T32] r4:859a7680 [ 1345.649118][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.649208][ T32] r10:00000000 r9:859a7680 r8:8027f5e8 r7:ed779e60 r6:85886400 r5:85850c00 [ 1345.649268][ T32] r4:00000001 [ 1345.649328][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.649413][ T32] Exception stack(0xed77dfb0 to 0xed77dff8) [ 1345.649469][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.649547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.649601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.649634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.649660][ T32] r4:859adc40 [ 1345.650493][ T32] INFO: task kworker/0:624:6859 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.650540][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.650686][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.650767][ T32] Call trace: [ 1345.650798][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.650885][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.650934][ T32] r4:00000000 [ 1345.650957][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.651017][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.651063][ T32] 9d20: bf478000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.651103][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.651153][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.651180][ T32] r5:80000113 r4:80239bb0 [ 1345.651226][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.651275][ T32] r4:82ac11e4 [ 1345.651295][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.651342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.651365][ T32] r4:eaeb9dc0 [ 1345.651385][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.651461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.651487][ T32] r4:00000000 [ 1345.651506][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.651555][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.651577][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.651748][ T32] r5:85a35f8c r4:85a35c00 ** 4 printk messages dropped ** [ 1345.651993][ T32] r4:848b5900 ** 5 printk messages dropped ** [ 1345.663452][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.663910][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.664299][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed789e08 ** 9 printk messages dropped ** [ 1345.664721][ T32] r5:00001000 r4:ed7a1000 [ 1345.664765][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.664976][ T32] r7:dddced80 r6:83018000 r5:85a3f78c r4:859a7700 ** 8 printk messages dropped ** [ 1345.665311][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.666431][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.666850][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 3 printk messages dropped ** [ 1345.667009][ T32] r4:82ac11e4 [ 1345.667030][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.667146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.667177][ T32] r4:eaeb9dc0 [ 1345.667200][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.667281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.667307][ T32] r4:00000000 [ 1345.667326][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.667411][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.667442][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.667488][ T32] r5:00001000 r4:ed35d000 [ 1345.667539][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.667611][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.667685][ T32] r5:85a35f8c r4:85a35c00 [ 1345.667731][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.667806][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.667831][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.667912][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.667957][ T32] r4:848b5900 [ 1345.668000][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.668080][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.668106][ T32] r4:00000001 [ 1345.668126][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.668165][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.668192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.668220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.668246][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.668296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.668345][ T32] r4:84bf9700 [ 1345.668408][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.668445][ T32] INFO: task kworker/0:626:6864 blocked for more than 472 seconds. [ 1345.668474][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.668497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.668517][ T32] task:kworker/0:626 state:D stack:0 pid:6864 tgid:6864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.668579][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.668638][ T32] Call trace: [ 1345.668672][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.668722][ T32] r10:82918888 r9:ed795d84 r8:00000002 r7:60000113 r6:ed795d8c r5:847c0c00 [ 1345.668751][ T32] r4:847c0c00 [ 1345.668788][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.668886][ T32] r5:847c0c00 r4:82918884 ** 1 printk messages dropped ** [ 1345.668961][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.669387][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.669471][ T32] r5:00001000 r4:ed63b000 [ 1345.669494][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.669537][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.669798][ T32] r4:859a7780 ** 5 printk messages dropped ** [ 1345.670040][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.671047][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.671527][ T32] 9d20: bf478000 ed2f3000 00000001 80239b98 7f383000 00000001 ** 9 printk messages dropped ** [ 1345.672190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1345.694005][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.694402][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.694866][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.695148][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1345.695798][ T32] r9:83018005 r8:847c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f399000 ** 1 printk messages dropped ** [ 1345.695939][ T32] r5:00001000 r4:ed791000 ** 4 printk messages dropped ** [ 1345.696212][ T32] r7:dddced80 r6:83018000 r5:85a3f38c r4:859a7800 ** 7 printk messages dropped ** [ 1345.696745][ T32] Exception stack(0xed7a9fb0 to 0xed7a9ff8) ** 4 printk messages dropped ** [ 1345.697030][ T32] r4:859ad140 ** 5 printk messages dropped ** [ 1345.698781][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1345.699230][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.699492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1345.699927][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.699953][ T32] r4:848b5900 [ 1345.699972][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.700019][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.700066][ T32] r4:00000001 [ 1345.700091][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.700130][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.700163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.700193][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.700230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.700263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.700285][ T32] r4:84bf9700 [ 1345.700306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.700354][ T32] INFO: task kworker/0:628:6868 blocked for more than 472 seconds. [ 1345.700398][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.700426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.700449][ T32] task:kworker/0:628 state:D stack:0 pid:6868 tgid:6868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.700494][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.700539][ T32] Call trace: [ 1345.700570][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.700616][ T32] r10:82918888 r9:ed7b1d84 r8:00000002 r7:60000113 r6:ed7b1d8c r5:847c0000 [ 1345.700645][ T32] r4:847c0000 [ 1345.700666][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.700711][ T32] r5:847c0000 r4:82918884 [ 1345.700734][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.700783][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.700833][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7b1e08 [ 1345.700855][ T32] r4:00000000 [ 1345.700876][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.700914][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.700969][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.701020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a23c0 [ 1345.701043][ T32] r4:00000000 [ 1345.701062][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.701110][ T32] r9:83018005 r8:847c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f3a1000 [ 1345.701131][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.701175][ T32] r5:00001000 r4:ed7cd000 [ 1345.701194][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.701258][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.701386][ T32] r5:85a3ff8c r4:85a3fc00 [ 1345.701451][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.701562][ T32] r7:dddced80 r6:83018000 r5:85a3ff8c r4:859a7880 [ 1345.701626][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.701732][ T32] r10:61c88647 r9:847c0000 r8:859a78ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.701780][ T32] r4:859a7880 [ 1345.701823][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.701921][ T32] r10:00000000 r9:859a7880 r8:8027f5e8 r7:ed789e60 r6:85886600 r5:847c0000 [ 1345.701981][ T32] r4:00000001 [ 1345.702030][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.702110][ T32] Exception stack(0xed7b1fb0 to 0xed7b1ff8) [ 1345.702212][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.732799][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.732898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.732969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.733016][ T32] r4:859a20c0 [ 1345.734293][ T32] INFO: task kworker/0:628:6868 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.734369][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.734521][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.734676][ T32] Call trace: [ 1345.734738][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.734836][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.734870][ T32] r4:00000000 [ 1345.734891][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.734934][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.734964][ T32] 9d20: c02e4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.735021][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.735061][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.735086][ T32] r5:80000113 r4:80239bb0 [ 1345.735107][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.735159][ T32] r4:82ac11e4 [ 1345.735219][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.735315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.735369][ T32] r4:eaeb9dc0 ** 2 printk messages dropped ** [ 1345.735489][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.735897][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.735942][ T32] r5:85a35f8c r4:85a35c00 [ 1345.735974][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.736077][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.736126][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.736187][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.736211][ T32] r4:848b5900 [ 1345.736250][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.736301][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.736360][ T32] r4:00000001 [ 1345.736388][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.736436][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.736463][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.736492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.736536][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.736599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.736649][ T32] r4:84bf9700 [ 1345.736695][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.736755][ T32] INFO: task kworker/0:629:6869 blocked for more than 472 seconds. [ 1345.736824][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.736875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.736917][ T32] task:kworker/0:629 state:D stack:0 pid:6869 tgid:6869 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.737000][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.737071][ T32] Call trace: [ 1345.737138][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.737229][ T32] r10:82918888 r9:ed76dd84 r8:00000002 r7:60000013 r6:ed76dd8c r5:859dd400 [ 1345.737281][ T32] r4:859dd400 [ 1345.737330][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.737422][ T32] r5:859dd400 r4:82918884 [ 1345.737469][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.737545][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.737689][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.738063][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.738204][ T32] r5:00001000 r4:ed7b5000 [ 1345.738239][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.738329][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.738471][ T32] r7:dddced80 r6:83018000 r5:85a3fb8c r4:859a7900 ** 7 printk messages dropped ** [ 1345.738863][ T32] Exception stack(0xed76dfb0 to 0xed76dff8) ** 6 printk messages dropped ** [ 1345.739542][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.740321][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1345.740722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1345.741364][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.741792][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.765747][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.766391][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.767018][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.767065][ T32] r5:00001000 r4:ed7c1000 ** 3 printk messages dropped ** [ 1345.767213][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.767262][ T32] r7:dddced80 r6:83018000 r5:85a3eb8c r4:859a7a00 [ 1345.767282][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.767338][ T32] r10:61c88647 r9:859db000 r8:859a7a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.767365][ T32] r4:859a7a00 [ 1345.767386][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.767438][ T32] r10:00000000 r9:859a7a00 r8:8027f5e8 r7:ed7b1e60 r6:859a7a80 r5:859db000 [ 1345.767490][ T32] r4:00000001 [ 1345.767532][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.767577][ T32] Exception stack(0xed7adfb0 to 0xed7adff8) [ 1345.767606][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.767634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.767664][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.767694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.767715][ T32] r4:859a23c0 [ 1345.768460][ T32] INFO: task kworker/0:630:6872 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.768515][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.768605][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.768676][ T32] Call trace: [ 1345.768706][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.768754][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.768778][ T32] r4:00000000 [ 1345.768838][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.768903][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.768934][ T32] 9d20: c0809000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.768963][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.769009][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.769036][ T32] r5:80000113 r4:80239bb0 [ 1345.769057][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.769124][ T32] r4:82ac11e4 [ 1345.769148][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.769197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.769239][ T32] r4:eaeb9dc0 [ 1345.769263][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.769309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.769331][ T32] r4:00000000 [ 1345.769383][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.769437][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.769459][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.769502][ T32] r5:00001000 r4:ed35d000 [ 1345.769521][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.769575][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.769621][ T32] r5:85a35f8c r4:85a35c00 [ 1345.769642][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.769690][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.769711][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.769757][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.769779][ T32] r4:848b5900 [ 1345.769798][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.769842][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.769864][ T32] r4:00000001 [ 1345.769884][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1345.769971][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.770305][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.770496][ T32] r5:859de000 r4:82918884 ** 4 printk messages dropped ** [ 1345.770738][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1345.771069][ T32] r5:00001000 r4:ed7d9000 [ 1345.771088][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.771135][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.771245][ T32] r7:dddced80 r6:83018000 r5:85a4478c r4:859a7b00 [ 1345.771283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.771340][ T32] r10:61c88647 r9:859de000 r8:859a7b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.771371][ T32] r4:859a7b00 [ 1345.771399][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.771456][ T32] r10:00000000 r9:859a7b00 r8:8027f5e8 r7:ed7b1e60 r6:859a7b80 r5:859de000 [ 1345.771481][ T32] r4:00000001 [ 1345.771500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.771535][ T32] Exception stack(0xed7bdfb0 to 0xed7bdff8) [ 1345.771561][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.771589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.771615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.771668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.771718][ T32] r4:859a2300 [ 1345.783048][ T32] INFO: task kworker/0:631:6874 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.783196][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.783363][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.783503][ T32] Call trace: [ 1345.783572][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.783673][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.783718][ T32] r4:00000000 [ 1345.783757][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.783832][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.783916][ T32] 9d20: c0809000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.783983][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.784030][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.784080][ T32] r5:80000113 r4:80239bb0 [ 1345.784121][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.784229][ T32] r4:82ac11e4 [ 1345.784296][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.784391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.784438][ T32] r4:eaeb9dc0 [ 1345.784482][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.784569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 7 printk messages dropped ** [ 1345.785120][ T32] r5:85a35f8c r4:85a35c00 ** 10 printk messages dropped ** [ 1345.785822][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1345.786825][ T32] r4:859dec00 ** 5 printk messages dropped ** [ 1345.787325][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.787740][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.788024][ T32] r5:00001000 r4:ed7fd000 [ 1345.788062][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.788174][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.788384][ T32] r7:dddced80 r6:83018000 r5:85a44f8c r4:859a7c00 ** 5 printk messages dropped ** [ 1345.788791][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.789129][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.790960][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.791275][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1345.791822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1345.825370][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1345.825526][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.825574][ T32] r4:00000001 [ 1345.825597][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.825638][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.825672][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.825701][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.825796][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.825836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.825860][ T32] r4:84bf9700 [ 1345.825884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.825939][ T32] INFO: task kworker/0:633:6877 blocked for more than 472 seconds. [ 1345.825981][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.826006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.826028][ T32] task:kworker/0:633 state:D stack:0 pid:6877 tgid:6877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.826083][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.826180][ T32] Call trace: [ 1345.826246][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.826324][ T32] r10:82918888 r9:ed7d5d84 r8:00000002 r7:60000113 r6:ed7d5d8c r5:859dc800 [ 1345.826350][ T32] r4:859dc800 [ 1345.826371][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.826467][ T32] r5:859dc800 r4:82918884 [ 1345.826513][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.826635][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.826737][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7d5e08 [ 1345.826784][ T32] r4:00000000 [ 1345.826830][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.826909][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.826998][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.827088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a2580 [ 1345.827138][ T32] r4:00000000 [ 1345.827213][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.827284][ T32] r9:83018005 r8:859dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f3a5000 [ 1345.827309][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.827359][ T32] r5:00001000 r4:ed7e5000 [ 1345.827415][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.827462][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.827505][ T32] r5:85a4438c r4:85a44000 [ 1345.827535][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.827595][ T32] r7:dddced80 r6:83018000 r5:85a4438c r4:859a7d00 [ 1345.827617][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.827667][ T32] r10:61c88647 r9:859dc800 r8:859a7d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.827715][ T32] r4:859a7d00 [ 1345.827736][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.827830][ T32] r10:00000000 r9:859a7d00 r8:8027f5e8 r7:ed781e60 r6:859a7d80 r5:859dc800 [ 1345.827857][ T32] r4:00000001 [ 1345.827879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.827915][ T32] Exception stack(0xed7d5fb0 to 0xed7d5ff8) [ 1345.827941][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.827968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.828029][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.828089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.828137][ T32] r4:859a2580 [ 1345.829364][ T32] INFO: task kworker/0:633:6877 is blocked on a mutex likely owned by task kworker/1:370:4428. ** 5 printk messages dropped ** [ 1345.829922][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.830092][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 11 printk messages dropped ** [ 1345.830740][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1345.831226][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.831629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.852662][ T32] r10:82918888 r9:ed7e1d84 r8:00000002 r7:60000113 r6:ed7e1d8c r5:859e8000 ** 8 printk messages dropped ** [ 1345.853028][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.853498][ T32] r5:00001000 r4:ed7f1000 ** 2 printk messages dropped ** [ 1345.853724][ T32] r5:85a44b8c r4:85a44800 ** 3 printk messages dropped ** [ 1345.854019][ T32] r10:61c88647 r9:859e8000 r8:859a7e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1345.854739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1345.856574][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1345.856996][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1345.857436][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1345.857750][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.858181][ T32] r4:84bf9700 ** 4 printk messages dropped ** [ 1345.858454][ T32] task:kworker/0:635 state:D stack:0 pid:6881 tgid:6881 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.859085][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7ede08 [ 1345.859111][ T32] r4:00000000 [ 1345.859133][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.859205][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.859282][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.859386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a2bc0 [ 1345.859447][ T32] r4:00000000 [ 1345.859491][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.859579][ T32] r9:83018005 r8:859e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3ab000 [ 1345.859602][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.859649][ T32] r5:00001000 r4:ed809000 [ 1345.859682][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.859768][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.859858][ T32] r5:85a4538c r4:85a45000 [ 1345.859908][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.860007][ T32] r7:dddced80 r6:83018000 r5:85a4538c r4:859a7f00 [ 1345.860054][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.860164][ T32] r10:61c88647 r9:859e8c00 r8:859a7f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.860217][ T32] r4:859a7f00 [ 1345.860250][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.860299][ T32] r10:00000000 r9:859a7f00 r8:8027f5e8 r7:ed781e60 r6:859a7f80 r5:859e8c00 [ 1345.860321][ T32] r4:00000001 [ 1345.860364][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.860410][ T32] Exception stack(0xed7edfb0 to 0xed7edff8) [ 1345.860438][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.860489][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.860554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.860599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.860685][ T32] r4:859a2a40 [ 1345.861155][ T32] INFO: task kworker/0:635:6881 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.861223][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.861342][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.861441][ T32] Call trace: [ 1345.861512][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.861617][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.861691][ T32] r4:00000000 [ 1345.861721][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.861781][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.861818][ T32] 9d20: c1620000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.861878][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.861941][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.861989][ T32] r5:80000113 r4:80239bb0 [ 1345.862044][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.862131][ T32] r4:82ac11e4 [ 1345.862220][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.885249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.885301][ T32] r4:eaeb9dc0 [ 1345.885325][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.885402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.885428][ T32] r4:00000000 [ 1345.885489][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.885598][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.885649][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.885729][ T32] r5:00001000 r4:ed35d000 [ 1345.885753][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.885821][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.885876][ T32] r5:85a35f8c r4:85a35c00 [ 1345.885921][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.885997][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.886024][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.886098][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.886152][ T32] r4:848b5900 [ 1345.886197][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.886293][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.886347][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.886763][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.887312][ T32] Call trace: ** 7 printk messages dropped ** [ 1345.887857][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7f9e08 ** 9 printk messages dropped ** [ 1345.888500][ T32] r5:00001000 r4:ed815000 [ 1345.888546][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.888732][ T32] r7:dddced80 r6:83018000 r5:85a4578c r4:859bd000 ** 8 printk messages dropped ** [ 1345.889145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.889194][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.889225][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.889255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.889291][ T32] r4:859a2cc0 [ 1345.890271][ T32] INFO: task kworker/0:636:6884 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.890346][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.890531][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.890731][ T32] Call trace: [ 1345.890807][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.890908][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.890992][ T32] r4:00000000 [ 1345.891045][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.891140][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.891208][ T32] 9d20: c19d8000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.891279][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.891337][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.891386][ T32] r5:80000113 r4:80239bb0 [ 1345.891444][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.891549][ T32] r4:82ac11e4 [ 1345.891596][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.891698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.891744][ T32] r4:eaeb9dc0 [ 1345.891786][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.891883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.891928][ T32] r4:00000000 [ 1345.891968][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.892067][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.892133][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.907854][ T32] r5:00001000 r4:ed35d000 [ 1345.907900][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.907978][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.908034][ T32] r5:85a35f8c r4:85a35c00 [ 1345.908055][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.908104][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1345.908125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.908171][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.908194][ T32] r4:848b5900 [ 1345.908233][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.908286][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1345.908330][ T32] r4:00000001 [ 1345.908382][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.908430][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.908500][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.908532][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.908572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.908604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.908627][ T32] r4:84bf9700 [ 1345.908655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.908686][ T32] INFO: task kworker/0:637:6886 blocked for more than 472 seconds. [ 1345.908718][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.908742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1345.908948][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.909210][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1345.909793][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.909859][ T32] r5:00001000 r4:ed839000 [ 1345.909928][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.910004][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.910181][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.910664][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.911843][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1345.925375][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.925613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1345.926193][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1345.927053][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1345.927475][ T32] r4:859eb000 ** 6 printk messages dropped ** [ 1345.927797][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1345.928091][ T32] r5:00001000 r4:ed821000 [ 1345.928116][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.928344][ T32] r10:61c88647 r9:859eb000 r8:859bd22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1345.928705][ T32] r4:859a2e40 ** 5 printk messages dropped ** [ 1345.930031][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1345.930527][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1345.930823][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.931248][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 5 printk messages dropped ** [ 1345.931619][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.931759][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1345.931836][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.931883][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.931938][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.932014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.932056][ T32] r4:84bf9700 [ 1345.932099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.932152][ T32] INFO: task kworker/0:639:6889 blocked for more than 472 seconds. [ 1345.932184][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.932224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.955583][ T32] task:kworker/0:639 state:D stack:0 pid:6889 tgid:6889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.955803][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.955927][ T32] Call trace: [ 1345.955999][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1345.956108][ T32] r10:82918888 r9:ed81dd84 r8:00000002 r7:60000013 r6:ed81dd8c r5:859ebc00 [ 1345.956164][ T32] r4:859ebc00 [ 1345.956207][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1345.956282][ T32] r5:859ebc00 r4:82918884 [ 1345.956337][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.956382][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.956459][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed81de08 [ 1345.956518][ T32] r4:00000000 [ 1345.956568][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1345.956641][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1345.956691][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.956737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c3040 [ 1345.956781][ T32] r4:00000000 [ 1345.956811][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.956869][ T32] r9:83018005 r8:859ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f3b1000 [ 1345.956918][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.956990][ T32] r5:00001000 r4:ed82d000 [ 1345.957045][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.957091][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.957156][ T32] r5:85a45f8c r4:85a45c00 [ 1345.957183][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.957266][ T32] r7:dddced80 r6:83018000 r5:85a45f8c r4:859bd300 [ 1345.957317][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.957380][ T32] r10:61c88647 r9:859ebc00 r8:859bd32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.957427][ T32] r4:859bd300 [ 1345.957472][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.957543][ T32] r10:00000000 r9:859bd300 r8:8027f5e8 r7:ed811e60 r6:859bd380 r5:859ebc00 [ 1345.957589][ T32] r4:00000001 [ 1345.957612][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.957674][ T32] Exception stack(0xed81dfb0 to 0xed81dff8) [ 1345.957706][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.957770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.957829][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.957900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.957965][ T32] r4:85996d40 [ 1345.958929][ T32] INFO: task kworker/0:639:6889 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.959003][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.959120][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.959214][ T32] Call trace: [ 1345.959276][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.959390][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.959428][ T32] r4:00000000 [ 1345.959459][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.959550][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.959612][ T32] 9d20: c240c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.959672][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.959726][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.959770][ T32] r5:80000113 r4:80239bb0 [ 1345.959815][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.959866][ T32] r4:82ac11e4 [ 1345.959931][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.960001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.960027][ T32] r4:eaeb9dc0 [ 1345.960048][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.960095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.960136][ T32] r4:00000000 [ 1345.960173][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.960273][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.960318][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.960447][ T32] r5:00001000 r4:ed35d000 [ 1345.960478][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.960653][ T32] r5:85a35f8c r4:85a35c00 ** 4 printk messages dropped ** [ 1345.960985][ T32] r4:848b5900 ** 6 printk messages dropped ** [ 1345.961270][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1345.961682][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1345.962056][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1345.980982][ T32] r5:00001000 r4:ed851000 [ 1345.981079][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.981365][ T32] r10:61c88647 r9:859ec800 r8:859bd42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1345.981582][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.981675][ T32] Exception stack(0xed829fb0 to 0xed829ff8) [ 1345.981708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.981739][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.981766][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.981795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.981829][ T32] r4:859c3240 [ 1345.985212][ T32] INFO: task kworker/0:640:6892 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1345.985287][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.985361][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.985512][ T32] Call trace: [ 1345.985653][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1345.985709][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1345.985770][ T32] r4:00000000 [ 1345.985918][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.986008][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1345.986078][ T32] 9d20: c2967000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1345.986117][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1345.986143][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1345.986168][ T32] r5:80000113 r4:80239bb0 [ 1345.986188][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.986271][ T32] r4:82ac11e4 [ 1345.986335][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.986388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1345.986469][ T32] r4:eaeb9dc0 [ 1345.986493][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1345.986541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1345.986592][ T32] r4:00000000 [ 1345.986633][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1345.986702][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1345.986728][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.986861][ T32] r5:00001000 r4:ed35d000 [ 1345.986888][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.987164][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.987646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.988264][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.988751][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.989284][ T32] r5:00001000 r4:ed845000 [ 1345.989304][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1345.989399][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.989629][ T32] r7:dddced80 r6:83018000 r5:85a4678c r4:859bd500 ** 13 printk messages dropped ** [ 1345.990729][ T32] INFO: task kworker/0:641:6894 is blocked on a mutex likely owned by task kworker/1:370:4428. ** 11 printk messages dropped ** [ 1345.991392][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1345.991619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1346.010099][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.010497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.011070][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.011708][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.025342][ T32] r5:00001000 r4:ed875000 [ 1346.025371][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.025546][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.026033][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.026112][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.026198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.026224][ T32] r4:859c3380 [ 1346.026981][ T32] INFO: task kworker/0:642:6897 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.027070][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.027144][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.027220][ T32] Call trace: [ 1346.027255][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.027305][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.027329][ T32] r4:00000000 [ 1346.027350][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.027386][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.027420][ T32] 9d20: c368d000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.027450][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.027474][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.027497][ T32] r5:80000113 r4:80239bb0 [ 1346.027518][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.027563][ T32] r4:82ac11e4 [ 1346.027583][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.027630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.027652][ T32] r4:eaeb9dc0 [ 1346.027671][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.027716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.027742][ T32] r4:00000000 [ 1346.027808][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.027859][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.027882][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.027924][ T32] r5:00001000 r4:ed35d000 [ 1346.027944][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.027983][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.028024][ T32] r5:85a35f8c r4:85a35c00 [ 1346.028044][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.028121][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.028145][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.028192][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.028214][ T32] r4:848b5900 [ 1346.028268][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.028319][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.028378][ T32] r4:00000001 [ 1346.028454][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.028509][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.028581][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.028613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.028640][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.028707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.028733][ T32] r4:84bf9700 [ 1346.028754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.028783][ T32] INFO: task kworker/0:643:6898 blocked for more than 472 seconds. [ 1346.028815][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.028843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.028865][ T32] task:kworker/0:643 state:D stack:0 pid:6898 tgid:6898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.028913][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.028959][ T32] Call trace: [ 1346.029020][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.029122][ T32] r10:82918888 r9:ed865d84 r8:00000002 r7:60000013 r6:ed865d8c r5:847c1800 [ 1346.029148][ T32] r4:847c1800 [ 1346.029171][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.029211][ T32] r5:847c1800 r4:82918884 [ 1346.029232][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.029305][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.029354][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed865e08 [ 1346.029377][ T32] r4:00000000 [ 1346.029439][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.029482][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.029520][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.029589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c3540 [ 1346.029651][ T32] r4:00000000 [ 1346.029700][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.029748][ T32] r9:83018005 r8:847c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f3b9000 ** 1 printk messages dropped ** [ 1346.029810][ T32] r5:00001000 r4:ed85d000 [ 1346.029831][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.029873][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.029936][ T32] r5:85a46f8c r4:85a46c00 [ 1346.029963][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.030045][ T32] r7:dddced80 r6:83018000 r5:85a46f8c r4:859bd700 ** 3 printk messages dropped ** [ 1346.030181][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1346.030511][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.031026][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.031240][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.031388][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 5 printk messages dropped ** [ 1346.031629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 5 printk messages dropped ** [ 1346.031838][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 5 printk messages dropped ** [ 1346.032066][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.052591][ T32] r4:848b5900 ** 2 printk messages dropped ** [ 1346.052736][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.052880][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.053015][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.053071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.053149][ T32] task:kworker/0:644 state:D stack:0 pid:6899 tgid:6899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.053210][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.053298][ T32] Call trace: [ 1346.053330][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.053413][ T32] r10:82918888 r9:ed86dd84 r8:00000002 r7:60000113 r6:ed86dd8c r5:847c3000 [ 1346.053443][ T32] r4:847c3000 [ 1346.053464][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.053590][ T32] r5:847c3000 r4:82918884 [ 1346.053642][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.053685][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.053730][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed86de08 [ 1346.053752][ T32] r4:00000000 [ 1346.053770][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.053806][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.053849][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.053892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c3880 [ 1346.053914][ T32] r4:00000000 [ 1346.053934][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.054011][ T32] r9:83018005 r8:847c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f3bb000 [ 1346.054073][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.054154][ T32] r5:00001000 r4:ed869000 [ 1346.054198][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.054248][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.054292][ T32] r5:85a4778c r4:85a47400 [ 1346.054313][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.054358][ T32] r7:dddced80 r6:83018000 r5:85a4778c r4:859bd780 [ 1346.054379][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.054483][ T32] r10:61c88647 r9:847c3000 r8:859bd7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.054516][ T32] r4:859bd780 [ 1346.054539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.054646][ T32] r10:00000000 r9:859bd780 r8:8027f5e8 r7:ed835e60 r6:85886700 r5:847c3000 [ 1346.054672][ T32] r4:00000001 [ 1346.054692][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.054758][ T32] Exception stack(0xed86dfb0 to 0xed86dff8) [ 1346.054788][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.054850][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.054880][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.054909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.054931][ T32] r4:859c3740 [ 1346.055653][ T32] INFO: task kworker/0:644:6899 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.055686][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.055825][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.055894][ T32] Call trace: [ 1346.055953][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.056003][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.056027][ T32] r4:00000000 [ 1346.056046][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1346.056327][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1346.056508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 9 printk messages dropped ** [ 1346.056909][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.057351][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.057523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.057846][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.058011][ T32] r4:847c4800 ** 4 printk messages dropped ** [ 1346.058263][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed879e08 ** 9 printk messages dropped ** [ 1346.058697][ T32] r5:00001000 r4:ed885000 [ 1346.058741][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.058784][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.058848][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.058892][ T32] r7:dddced80 r6:83018000 r5:85a4738c r4:859bd800 [ 1346.058912][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.058987][ T32] r10:61c88647 r9:847c4800 r8:859bd82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.059013][ T32] r4:859bd800 [ 1346.059063][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.059110][ T32] r10:00000000 r9:859bd800 r8:8027f5e8 r7:ed835e60 r6:85886780 r5:847c4800 [ 1346.059132][ T32] r4:00000001 [ 1346.059151][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.059186][ T32] Exception stack(0xed879fb0 to 0xed879ff8) [ 1346.059211][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.059239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.059266][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.059320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.059347][ T32] r4:859c3740 [ 1346.059746][ T32] INFO: task kworker/0:645:6901 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.059780][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.059833][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.059902][ T32] Call trace: [ 1346.060045][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.060095][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.060119][ T32] r4:00000000 [ 1346.060138][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.060228][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.060311][ T32] 9d20: c3d83000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.060367][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.060444][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.060524][ T32] r5:80000113 r4:80239bb0 [ 1346.060599][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.060663][ T32] r4:82ac11e4 [ 1346.060687][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.060755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.060807][ T32] r4:eaeb9dc0 [ 1346.060857][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.060926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.061011][ T32] r4:00000000 [ 1346.061058][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.061127][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.061204][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.061251][ T32] r5:00001000 r4:ed35d000 [ 1346.061275][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.061317][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.061359][ T32] r5:85a35f8c r4:85a35c00 [ 1346.061419][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.061476][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.061497][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.061590][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.061625][ T32] r4:848b5900 [ 1346.061645][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.061693][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.061729][ T32] r4:00000001 [ 1346.061777][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.061816][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 3 printk messages dropped ** [ 1346.061924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1346.081177][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.081644][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.082062][ T32] r5:00001000 r4:ed891000 [ 1346.082082][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.082121][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.082606][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.082969][ T32] Exception stack(0xed881fb0 to 0xed881ff8) ** 6 printk messages dropped ** [ 1346.084122][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.084784][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.084969][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.085270][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.085642][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.085873][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.086304][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.086593][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1346.086961][ T32] r9:83018005 r8:847c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3c9000 ** 1 printk messages dropped ** [ 1346.087102][ T32] r5:00001000 r4:ed8d1000 ** 4 printk messages dropped ** [ 1346.087307][ T32] r7:dddced80 r6:83018000 r5:85a50f8c r4:859bd900 ** 6 printk messages dropped ** [ 1346.087539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1346.088096][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.088638][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1346.089068][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1346.089373][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1346.089606][ T32] r4:00000001 [ 1346.089627][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.089665][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.089691][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.089719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.089745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.089773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.089795][ T32] r4:84bf9700 [ 1346.089814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.089838][ T32] INFO: task kworker/0:648:6907 blocked for more than 472 seconds. [ 1346.089881][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.089946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.089973][ T32] task:kworker/0:648 state:D stack:0 pid:6907 tgid:6907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.090022][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.090096][ T32] Call trace: [ 1346.090125][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.090168][ T32] r10:82918888 r9:ed8a9d84 r8:00000002 r7:60000113 r6:ed8a9d8c r5:847c6000 [ 1346.090231][ T32] r4:847c6000 [ 1346.090253][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.090293][ T32] r5:847c6000 r4:82918884 [ 1346.090313][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.090377][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.090432][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8a9e08 [ 1346.090454][ T32] r4:00000000 [ 1346.090473][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.090509][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.090546][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.090628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c3cc0 [ 1346.090656][ T32] r4:00000000 [ 1346.090677][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.090751][ T32] r9:83018005 r8:847c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f3c3000 [ 1346.090803][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.090848][ T32] r5:00001000 r4:ed8a1000 [ 1346.090868][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.090908][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.090977][ T32] r5:85a50b8c r4:85a50800 [ 1346.091001][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.091047][ T32] r7:dddced80 r6:83018000 r5:85a50b8c r4:859bd980 [ 1346.091067][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.091112][ T32] r10:61c88647 r9:847c6000 r8:859bd9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.091134][ T32] r4:859bd980 [ 1346.091153][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.091196][ T32] r10:00000000 r9:859bd980 r8:8027f5e8 r7:ed895e60 r6:85886900 r5:847c6000 [ 1346.091218][ T32] r4:00000001 [ 1346.091237][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.091271][ T32] Exception stack(0xed8a9fb0 to 0xed8a9ff8) [ 1346.091298][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.091326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.091352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.091380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.091408][ T32] r4:859c3d00 [ 1346.091779][ T32] INFO: task kworker/0:648:6907 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.091811][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.091923][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.091967][ T32] Call trace: [ 1346.092013][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.092064][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.092089][ T32] r4:00000000 [ 1346.092138][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.122635][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.122697][ T32] 9d20: c4f3a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.122729][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.122755][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.122782][ T32] r5:80000113 r4:80239bb0 [ 1346.122804][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.122873][ T32] r4:82ac11e4 [ 1346.122894][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.122957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.122985][ T32] r4:eaeb9dc0 [ 1346.123007][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.123054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.123076][ T32] r4:00000000 [ 1346.123097][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.123185][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.123212][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.123260][ T32] r5:00001000 r4:ed35d000 [ 1346.123294][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.123338][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.123382][ T32] r5:85a35f8c r4:85a35c00 [ 1346.123410][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.123457][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.123480][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.123733][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.123908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1346.124416][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.124668][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1346.125219][ T32] r5:00001000 r4:ed8b1000 [ 1346.125239][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.125277][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.125319][ T32] r5:85a5078c r4:85a50400 [ 1346.125390][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.125444][ T32] r7:dddced80 r6:83018000 r5:85a5078c r4:859bda00 [ 1346.125465][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.125511][ T32] r10:61c88647 r9:847c3c00 r8:859bda2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.125534][ T32] r4:859bda00 [ 1346.125553][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.125624][ T32] r10:00000000 r9:859bda00 r8:8027f5e8 r7:ed895e60 r6:85886980 r5:847c3c00 [ 1346.125659][ T32] r4:00000001 [ 1346.125680][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.125717][ T32] Exception stack(0xed8b9fb0 to 0xed8b9ff8) [ 1346.125743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.125770][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.125797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.125907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.125932][ T32] r4:859c3f00 [ 1346.126710][ T32] INFO: task kworker/0:649:6909 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.126772][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.126837][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.126907][ T32] Call trace: [ 1346.126939][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.126986][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.127009][ T32] r4:00000000 [ 1346.127028][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.127076][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.127169][ T32] 9d20: c4f3a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.127201][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.127230][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.127255][ T32] r5:80000113 r4:80239bb0 [ 1346.127277][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.127321][ T32] r4:82ac11e4 [ 1346.127342][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.127438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.127496][ T32] r4:eaeb9dc0 [ 1346.127519][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.127567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.127590][ T32] r4:00000000 [ 1346.127635][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.127685][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.127708][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.127750][ T32] r5:00001000 r4:ed35d000 [ 1346.127781][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.127923][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.127969][ T32] r5:85a35f8c r4:85a35c00 [ 1346.127990][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.128036][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.128057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.128102][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.128125][ T32] r4:848b5900 [ 1346.128147][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.128212][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.128238][ T32] r4:00000001 [ 1346.128262][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.128318][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.128347][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.128375][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.128408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.128438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.128465][ T32] r4:84bf9700 [ 1346.128486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.128522][ T32] INFO: task kworker/0:650:6911 blocked for more than 472 seconds. [ 1346.128553][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.128577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.128617][ T32] task:kworker/0:650 state:D stack:0 pid:6911 tgid:6911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.128670][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.128743][ T32] Call trace: [ 1346.128780][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.128825][ T32] r10:82918888 r9:ed8c5d84 r8:00000002 r7:60000013 r6:ed8c5d8c r5:8583ec00 [ 1346.128848][ T32] r4:8583ec00 [ 1346.128867][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.128904][ T32] r5:8583ec00 r4:82918884 [ 1346.128924][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.128959][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.129002][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8c5e08 [ 1346.129042][ T32] r4:00000000 [ 1346.129064][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.129129][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.129173][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.129238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c3e40 [ 1346.129267][ T32] r4:00000000 [ 1346.129287][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.129333][ T32] r9:83018005 r8:8583ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f3c7000 [ 1346.129355][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.129409][ T32] r5:00001000 r4:ed8c1000 [ 1346.129431][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.129470][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.129540][ T32] r5:85a5138c r4:85a51000 [ 1346.129566][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.129614][ T32] r7:dddced80 r6:83018000 r5:85a5138c r4:859bda80 [ 1346.129638][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.129686][ T32] r10:61c88647 r9:8583ec00 r8:859bdaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.129708][ T32] r4:859bda80 ** 3 printk messages dropped ** [ 1346.129811][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1346.130421][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.130506][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.130580][ T32] Call trace: [ 1346.130612][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.130664][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.130693][ T32] r4:00000000 [ 1346.130765][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.130806][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.130861][ T32] 9d20: c4f3a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.130898][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.130923][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.130947][ T32] r5:80000113 r4:80239bb0 [ 1346.130967][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.131009][ T32] r4:82ac11e4 [ 1346.131078][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.131130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.131221][ T32] r4:eaeb9dc0 [ 1346.131276][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.131332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.131355][ T32] r4:00000000 [ 1346.131433][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.131485][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.131507][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.131550][ T32] r5:00001000 r4:ed35d000 [ 1346.131572][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.131611][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.131653][ T32] r5:85a35f8c r4:85a35c00 [ 1346.131733][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.131872][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.131927][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.131977][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1346.132128][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.152850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1346.153285][ T32] r4:85859800 ** 4 printk messages dropped ** [ 1346.153501][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8dde08 ** 9 printk messages dropped ** [ 1346.153996][ T32] r5:00001000 r4:ed8ed000 [ 1346.154017][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.154110][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.154159][ T32] r5:85a51f8c r4:85a51c00 ** 1 printk messages dropped ** [ 1346.154258][ T32] r7:dddced80 r6:83018000 r5:85a51f8c r4:859bdb00 ** 9 printk messages dropped ** [ 1346.154825][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.156009][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.156155][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 6 printk messages dropped ** [ 1346.156429][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1346.156686][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1346.156991][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1346.157417][ T32] r4:84bf9700 ** 5 printk messages dropped ** [ 1346.157751][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.158021][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.158490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a85240 ** 4 printk messages dropped ** [ 1346.158693][ T32] r5:00001000 r4:ed8e1000 [ 1346.158713][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.158751][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.158792][ T32] r5:85a51b8c r4:85a51800 [ 1346.158812][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.158891][ T32] r7:dddced80 r6:83018000 r5:85a51b8c r4:859bdb80 [ 1346.158915][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.158964][ T32] r10:61c88647 r9:85858000 r8:859bdbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.158987][ T32] r4:859bdb80 [ 1346.159005][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.159049][ T32] r10:00000000 r9:859bdb80 r8:8027f5e8 r7:ed8dde60 r6:85886b00 r5:85858000 [ 1346.159100][ T32] r4:00000001 [ 1346.159123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.159159][ T32] Exception stack(0xed8e9fb0 to 0xed8e9ff8) [ 1346.159185][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.159212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.159238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.159267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.159289][ T32] r4:85a85100 [ 1346.159672][ T32] INFO: task kworker/0:652:6915 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.159728][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.159785][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.159828][ T32] Call trace: [ 1346.159857][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.159981][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.160038][ T32] r4:00000000 [ 1346.160061][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.160116][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.160147][ T32] 9d20: c515b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.160175][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.160246][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.160278][ T32] r5:80000113 r4:80239bb0 [ 1346.160299][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.160366][ T32] r4:82ac11e4 [ 1346.160418][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.160472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.160495][ T32] r4:eaeb9dc0 [ 1346.160516][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.160636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.160663][ T32] r4:00000000 [ 1346.160683][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.160730][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.160752][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.160875][ T32] r5:00001000 r4:ed35d000 [ 1346.160900][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.160941][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.160983][ T32] r5:85a35f8c r4:85a35c00 [ 1346.161107][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.161157][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.161178][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.161223][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.161245][ T32] r4:848b5900 [ 1346.161289][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.161356][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.161383][ T32] r4:00000001 [ 1346.161444][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.161489][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.161515][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.161604][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.161635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.161734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.161759][ T32] r4:84bf9700 [ 1346.161779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.161803][ T32] INFO: task kworker/0:653:6923 blocked for more than 472 seconds. [ 1346.161829][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.161852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.161872][ T32] task:kworker/0:653 state:D stack:0 pid:6923 tgid:6923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.161914][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.161960][ T32] Call trace: [ 1346.161991][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.162089][ T32] r10:82918888 r9:ed8d9d84 r8:00000002 r7:60000113 r6:ed8d9d8c r5:8585a400 ** 2 printk messages dropped ** [ 1346.187134][ T32] r5:8585a400 r4:82918884 ** 5 printk messages dropped ** [ 1346.187416][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.187730][ T32] r5:00001000 r4:ed267000 [ 1346.187750][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.187790][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.187833][ T32] r5:85a5238c r4:85a52000 [ 1346.187875][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.187927][ T32] r7:dddced80 r6:83018000 r5:85a5238c r4:859bdc00 [ 1346.187948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.187994][ T32] r10:61c88647 r9:8585a400 r8:859bdc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.188025][ T32] r4:859bdc00 [ 1346.188058][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.188108][ T32] r10:00000000 r9:859bdc00 r8:8027f5e8 r7:ed8dde60 r6:85886b80 r5:8585a400 [ 1346.188140][ T32] r4:00000001 [ 1346.188183][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.188226][ T32] Exception stack(0xed8d9fb0 to 0xed8d9ff8) [ 1346.188257][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.188313][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.188378][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.188443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.188497][ T32] r4:85a858c0 [ 1346.189228][ T32] INFO: task kworker/0:653:6923 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.189293][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.189391][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.189452][ T32] Call trace: [ 1346.189482][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.189554][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.189583][ T32] r4:00000000 [ 1346.189604][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.189668][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.189708][ T32] 9d20: c57bb000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.189739][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.189784][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.189812][ T32] r5:80000113 r4:80239bb0 [ 1346.189853][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.189902][ T32] r4:82ac11e4 [ 1346.189923][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.189994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.190020][ T32] r4:eaeb9dc0 [ 1346.190042][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.190110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 2 printk messages dropped ** [ 1346.190202][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 9 printk messages dropped ** [ 1346.190759][ T32] r4:848b5900 ** 6 printk messages dropped ** [ 1346.190984][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.191351][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.191662][ T32] r5:8585b000 r4:82918884 ** 5 printk messages dropped ** [ 1346.191936][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.210199][ T32] r5:00001000 r4:ed201000 [ 1346.210269][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.210318][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.210363][ T32] r5:85a53b8c r4:85a53800 [ 1346.210460][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.210712][ T32] r10:61c88647 r9:8585b000 r8:859bdcac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.211052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.212270][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1346.217361][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.217564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 8 printk messages dropped ** [ 1346.217888][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1346.217962][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.218029][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.218055][ T32] r4:848b5900 [ 1346.218137][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.218193][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.218215][ T32] r4:00000001 [ 1346.218235][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.218334][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.218364][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.218392][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.218424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.218453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.218474][ T32] r4:84bf9700 [ 1346.218497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.218550][ T32] INFO: task kworker/0:655:6925 blocked for more than 472 seconds. [ 1346.218666][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.218734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.218760][ T32] task:kworker/0:655 state:D stack:0 pid:6925 tgid:6925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.218834][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.218940][ T32] Call trace: [ 1346.218978][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.219024][ T32] r10:82918888 r9:ed905d84 r8:00000002 r7:60000113 r6:ed905d8c r5:8585c800 [ 1346.219062][ T32] r4:8585c800 [ 1346.219086][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.219126][ T32] r5:8585c800 r4:82918884 [ 1346.219146][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.219183][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.219227][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed905e08 [ 1346.219248][ T32] r4:00000000 [ 1346.219268][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.219321][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.219364][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.219415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599b340 [ 1346.219458][ T32] r4:00000000 [ 1346.219480][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.219526][ T32] r9:83018005 r8:8585c800 r7:00000000 r6:83018000 r5:00001000 r4:7f33b000 [ 1346.219552][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.219595][ T32] r5:00001000 r4:ed11d000 [ 1346.219656][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.219699][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.219864][ T32] r5:85a5338c r4:85a53000 [ 1346.219888][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.219936][ T32] r7:dddced80 r6:83018000 r5:85a5338c r4:859bdd00 [ 1346.219956][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.220027][ T32] r10:61c88647 r9:8585c800 r8:859bdd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.220054][ T32] r4:859bdd00 [ 1346.220073][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.220138][ T32] r10:00000000 r9:859bdd00 r8:8027f5e8 r7:ed859e60 r6:85886c80 r5:8585c800 [ 1346.220175][ T32] r4:00000001 [ 1346.220206][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.220244][ T32] Exception stack(0xed905fb0 to 0xed905ff8) [ 1346.220300][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.220352][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.220381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.220416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.220479][ T32] r4:85a854c0 [ 1346.221212][ T32] INFO: task kworker/0:655:6925 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.221306][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.221366][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.221481][ T32] Call trace: [ 1346.221514][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.221563][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 2 printk messages dropped ** [ 1346.221670][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 7 printk messages dropped ** [ 1346.221963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 10 printk messages dropped ** [ 1346.243230][ T32] r5:85a35f8c r4:85a35c00 ** 4 printk messages dropped ** [ 1346.243583][ T32] r4:848b5900 ** 2 printk messages dropped ** [ 1346.243827][ T32] r4:00000001 [ 1346.243929][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.244045][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.244118][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.244191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.244259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.244317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.244362][ T32] r4:84bf9700 [ 1346.244442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.244540][ T32] INFO: task kworker/0:656:6986 blocked for more than 472 seconds. [ 1346.244635][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.244704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.244763][ T32] task:kworker/0:656 state:D stack:0 pid:6986 tgid:6986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.244868][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.244954][ T32] Call trace: [ 1346.245032][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.245150][ T32] r10:82918888 r9:ed901d84 r8:00000002 r7:60000113 r6:ed901d8c r5:859f4800 [ 1346.245218][ T32] r4:859f4800 [ 1346.245305][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.245384][ T32] r5:859f4800 r4:82918884 [ 1346.245433][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.245508][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.245590][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed901e08 [ 1346.245646][ T32] r4:00000000 [ 1346.245703][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.245779][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.245864][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.245952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b78780 [ 1346.245998][ T32] r4:00000000 [ 1346.246038][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.246142][ T32] r9:83018005 r8:859f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f573000 [ 1346.246233][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.246312][ T32] r5:00001000 r4:ede33000 [ 1346.246361][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.246450][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.246536][ T32] r5:85a55f8c r4:85a55c00 [ 1346.246611][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.246744][ T32] r7:dddced80 r6:83018000 r5:85a55f8c r4:859bdd80 [ 1346.246802][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.246893][ T32] r10:61c88647 r9:859f4800 r8:859bddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.246937][ T32] r4:859bdd80 [ 1346.246975][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.247058][ T32] r10:00000000 r9:859bdd80 r8:8027f5e8 r7:ed859e60 r6:859bde00 r5:859f4800 [ 1346.247101][ T32] r4:00000001 [ 1346.247145][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.247241][ T32] Exception stack(0xed901fb0 to 0xed901ff8) [ 1346.247304][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.247359][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.247421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.247504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.247558][ T32] r4:8599b180 [ 1346.248843][ T32] INFO: task kworker/0:656:6986 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.248916][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1346.249183][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.249527][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 7 printk messages dropped ** [ 1346.250110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 9 printk messages dropped ** [ 1346.250849][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1346.251773][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 4 printk messages dropped ** [ 1346.252127][ T32] r4:84bf9700 ** 5 printk messages dropped ** [ 1346.278177][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1346.278409][ T32] r10:82918888 r9:ed941d84 r8:00000002 r7:60000113 r6:ed941d8c r5:859f3c00 [ 1346.278445][ T32] r4:859f3c00 [ 1346.278469][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.278511][ T32] r5:859f3c00 r4:82918884 [ 1346.278532][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.278621][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.278675][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed941e08 [ 1346.278698][ T32] r4:00000000 [ 1346.278718][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.278754][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.278797][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.278853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599b5c0 [ 1346.278880][ T32] r4:00000000 [ 1346.278900][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.278969][ T32] r9:83018005 r8:859f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3b9000 [ 1346.279029][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.279110][ T32] r5:00001000 r4:ed2d7000 [ 1346.279138][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.279179][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.279243][ T32] r5:85a52f8c r4:85a52c00 [ 1346.279273][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.279327][ T32] r7:dddced80 r6:83018000 r5:85a52f8c r4:859bde80 [ 1346.279371][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.279433][ T32] r10:61c88647 r9:859f3c00 r8:859bdeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.279457][ T32] r4:859bde80 [ 1346.279478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.279534][ T32] r10:00000000 r9:859bde80 r8:8027f5e8 r7:ed901e60 r6:859bdf00 r5:859f3c00 [ 1346.279564][ T32] r4:00000001 [ 1346.279585][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.279625][ T32] Exception stack(0xed941fb0 to 0xed941ff8) [ 1346.279692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.279746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.279811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.279864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.279894][ T32] r4:8599b280 [ 1346.280651][ T32] INFO: task kworker/0:657:6988 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.280687][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.280744][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.280804][ T32] Call trace: [ 1346.280834][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.280927][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.280959][ T32] r4:00000000 [ 1346.280993][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.281044][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.281075][ T32] 9d20: c6555000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.281104][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.281129][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.281175][ T32] r5:80000113 r4:80239bb0 [ 1346.281209][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.281279][ T32] r4:82ac11e4 [ 1346.281317][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.281379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.281409][ T32] r4:eaeb9dc0 [ 1346.281450][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.281528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.281581][ T32] r4:00000000 [ 1346.281608][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.281678][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.281702][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.281756][ T32] r5:00001000 r4:ed35d000 [ 1346.281789][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.281832][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.281875][ T32] r5:85a35f8c r4:85a35c00 [ 1346.281905][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1346.282016][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.299934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.300274][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.300593][ T32] r5:859f2400 r4:82918884 ** 5 printk messages dropped ** [ 1346.300882][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.301219][ T32] r5:00001000 r4:ed4af000 [ 1346.301239][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.301277][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.301319][ T32] r5:85a5178c r4:85a51400 ** 1 printk messages dropped ** [ 1346.301384][ T32] r7:dddced80 r6:83018000 r5:85a5178c r4:859bdf80 ** 7 printk messages dropped ** [ 1346.301725][ T32] Exception stack(0xed949fb0 to 0xed949ff8) ** 6 printk messages dropped ** [ 1346.304833][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.305503][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.305818][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.306041][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.306305][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 9 printk messages dropped ** [ 1346.306702][ T32] INFO: task kworker/0:659:6995 blocked for more than 472 seconds. [ 1346.306735][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.306759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.306779][ T32] task:kworker/0:659 state:D stack:0 pid:6995 tgid:6995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.306858][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.306921][ T32] Call trace: [ 1346.306977][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.307044][ T32] r10:82918888 r9:ed94dd84 r8:00000002 r7:60000113 r6:ed94dd8c r5:859f5400 [ 1346.307112][ T32] r4:859f5400 [ 1346.307135][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.307176][ T32] r5:859f5400 r4:82918884 [ 1346.307206][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.307247][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.307292][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed94de08 [ 1346.307334][ T32] r4:00000000 [ 1346.307357][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.307398][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.307447][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.307495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599b900 [ 1346.307517][ T32] r4:00000000 [ 1346.307548][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.307595][ T32] r9:83018005 r8:859f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f3c3000 [ 1346.307619][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.307660][ T32] r5:00001000 r4:ed5b7000 [ 1346.307679][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.307743][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.307814][ T32] r5:85a53f8c r4:85a53c00 [ 1346.307851][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.307899][ T32] r7:dddced80 r6:83018000 r5:85a53f8c r4:859a3080 [ 1346.307920][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.307986][ T32] r10:61c88647 r9:859f5400 r8:859a30ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.308012][ T32] r4:859a3080 [ 1346.308031][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.308099][ T32] r10:00000000 r9:859a3080 r8:8027f5e8 r7:ed901e60 r6:859a3100 r5:859f5400 [ 1346.308124][ T32] r4:00000001 [ 1346.308164][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.308226][ T32] Exception stack(0xed94dfb0 to 0xed94dff8) [ 1346.308291][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.308328][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.308375][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.308416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.308439][ T32] r4:8599b280 [ 1346.308912][ T32] INFO: task kworker/0:659:6995 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.308943][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.309040][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.309116][ T32] Call trace: [ 1346.309166][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.309230][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.309257][ T32] r4:00000000 [ 1346.309290][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.309332][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.309360][ T32] 9d20: c6cc8000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.309427][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.309468][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.309495][ T32] r5:80000113 r4:80239bb0 [ 1346.309516][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.309590][ T32] r4:82ac11e4 [ 1346.309635][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.309697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 5 printk messages dropped ** [ 1346.309897][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1346.310332][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.310355][ T32] r4:848b5900 [ 1346.310374][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.310469][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.310495][ T32] r4:00000001 [ 1346.310516][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.310581][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.310609][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.310660][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.310704][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.310737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.310789][ T32] r4:84bf9700 [ 1346.310815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.310860][ T32] INFO: task kworker/0:660:6997 blocked for more than 472 seconds. [ 1346.310899][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.310924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.310945][ T32] task:kworker/0:660 state:D stack:0 pid:6997 tgid:6997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.310989][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.311058][ T32] Call trace: [ 1346.311087][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.311132][ T32] r10:82918888 r9:ed955d84 r8:00000002 r7:60000113 r6:ed955d8c r5:859f6000 [ 1346.311155][ T32] r4:859f6000 [ 1346.311199][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.311242][ T32] r5:859f6000 r4:82918884 [ 1346.311263][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.311301][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.311345][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed955e08 [ 1346.311367][ T32] r4:00000000 [ 1346.311386][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1346.311511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b38e40 ** 4 printk messages dropped ** [ 1346.311745][ T32] r5:00001000 r4:edd3f000 [ 1346.311768][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.311818][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.311954][ T32] r7:dddced80 r6:83018000 r5:85a54b8c r4:859a3180 ** 7 printk messages dropped ** [ 1346.335388][ T32] Exception stack(0xed955fb0 to 0xed955ff8) ** 7 printk messages dropped ** [ 1346.336416][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.336601][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.336867][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1346.337220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 8 printk messages dropped ** [ 1346.337620][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.338120][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 7 printk messages dropped ** [ 1346.338462][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.338941][ T32] r4:859f3000 ** 7 printk messages dropped ** [ 1346.339264][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.339617][ T32] r5:00001000 r4:eddeb000 [ 1346.339661][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.339820][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.339869][ T32] r7:dddced80 r6:83018000 r5:85a54f8c r4:859a3280 [ 1346.339890][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.339977][ T32] r10:61c88647 r9:859f3000 r8:859a32ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.340004][ T32] r4:859a3280 [ 1346.340070][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.340118][ T32] r10:00000000 r9:859a3280 r8:8027f5e8 r7:ed901e60 r6:859a3300 r5:859f3000 [ 1346.340141][ T32] r4:00000001 [ 1346.340161][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.340198][ T32] Exception stack(0xeddc5fb0 to 0xeddc5ff8) [ 1346.340224][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.340252][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.340278][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.340306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.340381][ T32] r4:85b38ec0 [ 1346.340757][ T32] INFO: task kworker/0:661:7213 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.340787][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.340909][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.340958][ T32] Call trace: [ 1346.341000][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.341090][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.341130][ T32] r4:00000000 [ 1346.341193][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.341235][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.341344][ T32] 9d20: c7360000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.341376][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.341407][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.341453][ T32] r5:80000113 r4:80239bb0 [ 1346.341479][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.341566][ T32] r4:82ac11e4 [ 1346.341610][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.341685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.341797][ T32] r4:eaeb9dc0 [ 1346.341846][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.341895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.341994][ T32] r4:00000000 [ 1346.342019][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.342114][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.342139][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.362571][ T32] r5:00001000 r4:ed35d000 [ 1346.362647][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.362715][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.362761][ T32] r5:85a35f8c r4:85a35c00 [ 1346.362812][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.362888][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.362914][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.362988][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.363344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.363724][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.364066][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1346.364737][ T32] r5:00001000 r4:eddf7000 [ 1346.364760][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.364860][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.364951][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.365264][ T32] Exception stack(0xeddddfb0 to 0xeddddff8) ** 7 printk messages dropped ** [ 1346.366308][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.366619][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 11 printk messages dropped ** [ 1346.367165][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1346.367595][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.368028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.368051][ T32] r4:84bf9700 [ 1346.368070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.368094][ T32] INFO: task kworker/0:663:7225 blocked for more than 472 seconds. [ 1346.368120][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.368143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.368164][ T32] task:kworker/0:663 state:D stack:0 pid:7225 tgid:7225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.368206][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.368267][ T32] Call trace: [ 1346.368313][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.368380][ T32] r10:82918888 r9:eddf5d84 r8:00000002 r7:60000113 r6:eddf5d8c r5:859f0000 [ 1346.368411][ T32] r4:859f0000 [ 1346.368432][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.368470][ T32] r5:859f0000 r4:82918884 [ 1346.368491][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.368527][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.368571][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eddf5e08 [ 1346.368614][ T32] r4:00000000 [ 1346.368638][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.368676][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.368756][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.368804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b78240 [ 1346.368827][ T32] r4:00000000 [ 1346.368867][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.368961][ T32] r9:83018005 r8:859f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f56b000 [ 1346.368985][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.369028][ T32] r5:00001000 r4:ede03000 [ 1346.369068][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.369133][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.369194][ T32] r5:85a5578c r4:85a55400 [ 1346.369238][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.369289][ T32] r7:dddced80 r6:83018000 r5:85a5578c r4:859a3480 [ 1346.369315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.369363][ T32] r10:61c88647 r9:859f0000 r8:859a34ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.369385][ T32] r4:859a3480 [ 1346.369460][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.369535][ T32] r10:00000000 r9:859a3480 r8:8027f5e8 r7:ed901e60 r6:859a3500 r5:859f0000 [ 1346.369568][ T32] r4:00000001 [ 1346.369589][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.369669][ T32] Exception stack(0xeddf5fb0 to 0xeddf5ff8) [ 1346.369699][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.369752][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.369802][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.369834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.369857][ T32] r4:84b78200 [ 1346.370229][ T32] INFO: task kworker/0:663:7225 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.370261][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.370369][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.370443][ T32] Call trace: [ 1346.370482][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.370570][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.370662][ T32] r4:00000000 [ 1346.370685][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.370725][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.370753][ T32] 9d20: c78ab000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.370791][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.370819][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.370880][ T32] r5:80000113 r4:80239bb0 [ 1346.370903][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.370948][ T32] r4:82ac11e4 [ 1346.370969][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.371017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.371061][ T32] r4:eaeb9dc0 [ 1346.371085][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1346.371179][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.371494][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.371944][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.394994][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.395506][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.396049][ T32] r5:00001000 r4:ede0f000 [ 1346.396070][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.396172][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.396721][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.398069][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.398353][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.398593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1346.399149][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.399399][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.399451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.399476][ T32] r4:84bf9700 [ 1346.399499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.399527][ T32] INFO: task kworker/0:665:7229 blocked for more than 472 seconds. [ 1346.399563][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.399588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.399630][ T32] task:kworker/0:665 state:D stack:0 pid:7229 tgid:7229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.399722][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.399788][ T32] Call trace: [ 1346.399822][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.399867][ T32] r10:82918888 r9:ede0dd84 r8:00000002 r7:60000113 r6:ede0dd8c r5:859ee000 [ 1346.399911][ T32] r4:859ee000 [ 1346.399963][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.400006][ T32] r5:859ee000 r4:82918884 [ 1346.400046][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.400087][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.400151][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ede0de08 [ 1346.400176][ T32] r4:00000000 [ 1346.400257][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.400318][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.400383][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.400457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b786c0 [ 1346.400489][ T32] r4:00000000 [ 1346.400509][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.400555][ T32] r9:83018005 r8:859ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f56f000 [ 1346.400606][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.400652][ T32] r5:00001000 r4:ede1b000 [ 1346.400701][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.400743][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.400786][ T32] r5:85a55b8c r4:85a55800 [ 1346.400805][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.400848][ T32] r7:dddced80 r6:83018000 r5:85a55b8c r4:859a3680 [ 1346.400886][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.400935][ T32] r10:61c88647 r9:859ee000 r8:859a36ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.400980][ T32] r4:859a3680 [ 1346.401003][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.401050][ T32] r10:00000000 r9:859a3680 r8:8027f5e8 r7:ed901e60 r6:859a3700 r5:859ee000 [ 1346.401073][ T32] r4:00000001 [ 1346.401092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.401128][ T32] Exception stack(0xede0dfb0 to 0xede0dff8) [ 1346.401154][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.401183][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.401228][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.401261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.401285][ T32] r4:84b78480 [ 1346.401655][ T32] INFO: task kworker/0:665:7229 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.401687][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.401765][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.401808][ T32] Call trace: [ 1346.401836][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.401881][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.401914][ T32] r4:00000000 [ 1346.401939][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.401979][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.402006][ T32] 9d20: c7d18000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.402034][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.402060][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.402105][ T32] r5:80000113 r4:80239bb0 [ 1346.402157][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.417063][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1346.417211][ T32] r4:eaeb9dc0 ** 7 printk messages dropped ** [ 1346.417566][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1346.417896][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.418230][ T32] r4:84bf9700 ** 5 printk messages dropped ** [ 1346.418635][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.419126][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.419702][ T32] r5:00001000 r4:ede27000 [ 1346.419723][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.419850][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.420223][ T32] Exception stack(0xede19fb0 to 0xede19ff8) ** 7 printk messages dropped ** [ 1346.421289][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.421702][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.421758][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.421813][ T32] r5:80000113 r4:80239bb0 [ 1346.421836][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.421881][ T32] r4:82ac11e4 [ 1346.421931][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.421984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.422027][ T32] r4:eaeb9dc0 [ 1346.422076][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.422129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.422173][ T32] r4:00000000 [ 1346.439031][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.439161][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.439191][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.439255][ T32] r5:00001000 r4:ed35d000 [ 1346.439289][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.439333][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.439400][ T32] r5:85a35f8c r4:85a35c00 [ 1346.439449][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.439503][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.439528][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.439620][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.439652][ T32] r4:848b5900 [ 1346.439694][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.439746][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.439768][ T32] r4:00000001 [ 1346.439800][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.439842][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.439871][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.439900][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.439947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.440027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.440052][ T32] r4:84bf9700 [ 1346.440097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.440207][ T32] INFO: task kworker/0:667:7236 blocked for more than 472 seconds. [ 1346.440242][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.440289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.440386][ T32] task:kworker/0:667 state:D stack:0 pid:7236 tgid:7236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.440481][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.440529][ T32] Call trace: [ 1346.440570][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.440642][ T32] r10:82918888 r9:ede31d84 r8:00000002 r7:60000013 r6:ede31d8c r5:84931800 [ 1346.440669][ T32] r4:84931800 [ 1346.440689][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1346.440898][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.441263][ T32] r9:83018005 r8:84931800 r7:00000000 r6:83018000 r5:00001000 r4:7f6e7000 ** 1 printk messages dropped ** [ 1346.441326][ T32] r5:00001000 r4:eda8b000 [ 1346.441366][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.441554][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.442068][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.454367][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1346.454832][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1346.455023][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1346.455447][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1346.455811][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.456090][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.456755][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.457323][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.457911][ T32] r5:00001000 r4:ede53000 [ 1346.457945][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.458108][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.458513][ T32] Exception stack(0xedd8dfb0 to 0xedd8dff8) [ 1346.458570][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.458604][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.458632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.458711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.458743][ T32] r4:84b78e00 [ 1346.459046][ T32] INFO: task kworker/0:668:7239 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.459078][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.459133][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.459244][ T32] Call trace: [ 1346.459301][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.459351][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.459375][ T32] r4:00000000 [ 1346.459395][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.459439][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.459467][ T32] 9d20: c8419000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.459495][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.459523][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.459583][ T32] r5:80000113 r4:80239bb0 [ 1346.459660][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.459707][ T32] r4:82ac11e4 [ 1346.459728][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.459775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.459811][ T32] r4:eaeb9dc0 [ 1346.459883][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.459933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.459956][ T32] r4:00000000 [ 1346.460001][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.460051][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.460120][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.460166][ T32] r5:00001000 r4:ed35d000 [ 1346.460187][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.460227][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.460271][ T32] r5:85a35f8c r4:85a35c00 [ 1346.460295][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.460363][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.460414][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.460494][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.460571][ T32] r4:848b5900 [ 1346.460600][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.460719][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.460746][ T32] r4:00000001 [ 1346.460767][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.460854][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.460884][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.460915][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.460941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.460993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.461022][ T32] r4:84bf9700 [ 1346.461043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.461079][ T32] INFO: task kworker/0:669:7244 blocked for more than 472 seconds. [ 1346.461120][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.461205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.461229][ T32] task:kworker/0:669 state:D stack:0 pid:7244 tgid:7244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.461306][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.461359][ T32] Call trace: [ 1346.461499][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.461632][ T32] r10:82918888 r9:ede25d84 r8:00000002 r7:60000113 r6:ede25d8c r5:84930c00 [ 1346.461658][ T32] r4:84930c00 [ 1346.461679][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.461718][ T32] r5:84930c00 r4:82918884 ** 2 printk messages dropped ** [ 1346.461905][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ede25e08 ** 9 printk messages dropped ** [ 1346.484092][ T32] r5:00001000 r4:ede6f000 [ 1346.484113][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.484154][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.484272][ T32] r5:85a56b8c r4:85a56800 [ 1346.484298][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1346.484863][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1346.485962][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.486645][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1346.487203][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 11 printk messages dropped ** [ 1346.487773][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 10 printk messages dropped ** [ 1346.488308][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1346.488694][ T32] r10:82918888 r9:ede5dd84 r8:00000002 r7:60000113 r6:ede5dd8c r5:84933c00 ** 8 printk messages dropped ** [ 1346.489083][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1346.489462][ T32] r9:83018005 r8:84933c00 r7:00000000 r6:83018000 r5:00001000 r4:7f583000 [ 1346.489484][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.489527][ T32] r5:00001000 r4:ede7b000 [ 1346.489564][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.489607][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.489650][ T32] r5:85a5738c r4:85a57000 [ 1346.489670][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.489713][ T32] r7:dddced80 r6:83018000 r5:85a5738c r4:859a3b80 [ 1346.489734][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.489781][ T32] r10:61c88647 r9:84933c00 r8:859a3bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.489804][ T32] r4:859a3b80 [ 1346.489872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.489927][ T32] r10:00000000 r9:859a3b80 r8:8027f5e8 r7:ede31e60 r6:859a3c00 r5:84933c00 [ 1346.489951][ T32] r4:00000001 [ 1346.490019][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.490065][ T32] Exception stack(0xede5dfb0 to 0xede5dff8) [ 1346.490091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.490119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.490201][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.490234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.490258][ T32] r4:84b78440 [ 1346.490637][ T32] INFO: task kworker/0:670:7246 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.490670][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.490751][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.490800][ T32] Call trace: [ 1346.490832][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.490878][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.490902][ T32] r4:00000000 [ 1346.490934][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.490975][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.491024][ T32] 9d20: c86a7000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.491056][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.491083][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.491106][ T32] r5:80000113 r4:80239bb0 [ 1346.491126][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.491272][ T32] r4:82ac11e4 [ 1346.491296][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.491347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.491394][ T32] r4:eaeb9dc0 [ 1346.491445][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.491495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.491543][ T32] r4:00000000 [ 1346.491621][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.491674][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.491698][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.491774][ T32] r5:00001000 r4:ed35d000 [ 1346.491809][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.491884][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.491938][ T32] r5:85a35f8c r4:85a35c00 [ 1346.491983][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.492040][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.492086][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.492137][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.511270][ T32] r4:848b5900 [ 1346.511369][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1346.511767][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.512523][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.513127][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ede79e08 ** 9 printk messages dropped ** [ 1346.513692][ T32] r5:00001000 r4:ede87000 [ 1346.513712][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.513876][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.514316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.515579][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 10 printk messages dropped ** [ 1346.516024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 11 printk messages dropped ** [ 1346.516703][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.516938][ T32] r4:848b5900 [ 1346.516960][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.517008][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.517031][ T32] r4:00000001 [ 1346.517074][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.517121][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.517189][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.517270][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.517300][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.517352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.517379][ T32] r4:84bf9700 [ 1346.517400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.517433][ T32] INFO: task kworker/0:672:7250 blocked for more than 472 seconds. [ 1346.517488][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.517517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.517538][ T32] task:kworker/0:672 state:D stack:0 pid:7250 tgid:7250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.517581][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.517672][ T32] Call trace: [ 1346.517730][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.517776][ T32] r10:82918888 r9:ede85d84 r8:00000002 r7:60000113 r6:ede85d8c r5:84935400 [ 1346.517799][ T32] r4:84935400 [ 1346.517842][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.517885][ T32] r5:84935400 r4:82918884 [ 1346.517905][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.517965][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.518015][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ede85e08 [ 1346.518082][ T32] r4:00000000 [ 1346.518105][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.518166][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.518222][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.518270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ad340 [ 1346.518328][ T32] r4:00000000 [ 1346.518351][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.518441][ T32] r9:83018005 r8:84935400 r7:00000000 r6:83018000 r5:00001000 r4:7f587000 [ 1346.518469][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.518513][ T32] r5:00001000 r4:ede93000 [ 1346.518533][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.518592][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.518646][ T32] r5:85a57b8c r4:85a57800 [ 1346.518693][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.518744][ T32] r7:dddced80 r6:83018000 r5:85a57b8c r4:859a3d80 [ 1346.518804][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.518854][ T32] r10:61c88647 r9:84935400 r8:859a3dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.518887][ T32] r4:859a3d80 [ 1346.518911][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.518991][ T32] r10:00000000 r9:859a3d80 r8:8027f5e8 r7:ede31e60 r6:859a3e00 r5:84935400 [ 1346.519069][ T32] r4:00000001 [ 1346.519092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.519152][ T32] Exception stack(0xede85fb0 to 0xede85ff8) [ 1346.519219][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.519250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.519277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.519307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.519329][ T32] r4:859ad3c0 [ 1346.519701][ T32] INFO: task kworker/0:672:7250 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.519734][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.519824][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.519907][ T32] Call trace: [ 1346.519985][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.520032][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.520056][ T32] r4:00000000 [ 1346.520075][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.520112][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.520212][ T32] 9d20: c8b11000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.520245][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.520291][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.520349][ T32] r5:80000113 r4:80239bb0 [ 1346.520374][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.520426][ T32] r4:82ac11e4 [ 1346.520471][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.520523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.520570][ T32] r4:eaeb9dc0 [ 1346.520600][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.520672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.520722][ T32] r4:00000000 [ 1346.520744][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.520792][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.520813][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.520874][ T32] r5:00001000 r4:ed35d000 [ 1346.520899][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.520964][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.521011][ T32] r5:85a35f8c r4:85a35c00 [ 1346.521031][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.521077][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.521097][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1346.521240][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1346.521604][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.521747][ T32] INFO: task kworker/0:673:7251 blocked for more than 472 seconds. ** 3 printk messages dropped ** [ 1346.522023][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.556190][ T32] r4:84936000 ** 2 printk messages dropped ** [ 1346.556376][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.556631][ T32] r4:00000000 [ 1346.556651][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.556690][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.556832][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.556882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862580 [ 1346.556940][ T32] r4:00000000 [ 1346.556975][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.557027][ T32] r9:83018005 r8:84936000 r7:00000000 r6:83018000 r5:00001000 r4:7f589000 [ 1346.557049][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.557191][ T32] r5:00001000 r4:ede9f000 [ 1346.557220][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.557263][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.557306][ T32] r5:85a5778c r4:85a57400 [ 1346.557329][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.557533][ T32] r7:dddced80 r6:83018000 r5:85a5778c r4:859a3e80 [ 1346.557624][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.557678][ T32] r10:61c88647 r9:84936000 r8:859a3eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.557701][ T32] r4:859a3e80 [ 1346.557750][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.557801][ T32] r10:00000000 r9:859a3e80 r8:8027f5e8 r7:ede31e60 r6:859a3f00 r5:84936000 [ 1346.557871][ T32] r4:00000001 [ 1346.558073][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.558115][ T32] Exception stack(0xede91fb0 to 0xede91ff8) [ 1346.558145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.558174][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.558201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.558299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.558324][ T32] r4:859ad3c0 [ 1346.559170][ T32] INFO: task kworker/0:673:7251 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.559207][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.559276][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.559484][ T32] Call trace: [ 1346.559728][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.559843][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.559871][ T32] r4:00000000 [ 1346.559910][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.559952][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.559983][ T32] 9d20: c90ce000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.560074][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.560104][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.560193][ T32] r5:80000113 r4:80239bb0 [ 1346.560303][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.560424][ T32] r4:82ac11e4 [ 1346.560449][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.560499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.560521][ T32] r4:eaeb9dc0 [ 1346.560757][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.560807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.560875][ T32] r4:00000000 [ 1346.560900][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.560996][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.561022][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.561113][ T32] r5:00001000 r4:ed35d000 [ 1346.561233][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.561278][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.561321][ T32] r5:85a35f8c r4:85a35c00 [ 1346.561443][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.561494][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.561565][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.561783][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.561810][ T32] r4:848b5900 [ 1346.561832][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.561904][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.561931][ T32] r4:00000001 [ 1346.561951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.561987][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.562013][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.562041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.562111][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.562144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.562229][ T32] r4:84bf9700 [ 1346.562399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.585040][ T32] INFO: task kworker/0:674:7253 blocked for more than 473 seconds. [ 1346.585099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.585139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.585165][ T32] task:kworker/0:674 state:D stack:0 pid:7253 tgid:7253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.585295][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.585360][ T32] Call trace: [ 1346.585393][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.585503][ T32] r10:82918888 r9:ede9dd84 r8:00000002 r7:60000113 r6:ede9dd8c r5:84936c00 [ 1346.585538][ T32] r4:84936c00 [ 1346.585560][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.585625][ T32] r5:84936c00 r4:82918884 [ 1346.585650][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.585720][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.585769][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ede9de08 [ 1346.585824][ T32] r4:00000000 [ 1346.585848][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.585886][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.585930][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.585975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862500 [ 1346.585997][ T32] r4:00000000 [ 1346.586040][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.586092][ T32] r9:83018005 r8:84936c00 r7:00000000 r6:83018000 r5:00001000 r4:7f58d000 [ 1346.586164][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.586236][ T32] r5:00001000 r4:edeb3000 [ 1346.586286][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.586355][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.586401][ T32] r5:85b5fb8c r4:85b5f800 [ 1346.586431][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.586480][ T32] r7:dddced80 r6:83018000 r5:85b5fb8c r4:859a3f80 [ 1346.586507][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.586583][ T32] r10:61c88647 r9:84936c00 r8:859a3fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.586611][ T32] r4:859a3f80 [ 1346.586633][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.586681][ T32] r10:00000000 r9:859a3f80 r8:8027f5e8 r7:ede31e60 r6:85a8d000 r5:84936c00 [ 1346.586703][ T32] r4:00000001 [ 1346.586723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.586785][ T32] Exception stack(0xede9dfb0 to 0xede9dff8) [ 1346.586817][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.586846][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.586875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.586929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.586979][ T32] r4:85862500 [ 1346.587723][ T32] INFO: task kworker/0:674:7253 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.587758][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.587856][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.587929][ T32] Call trace: [ 1346.587964][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.588011][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.588035][ T32] r4:00000000 [ 1346.588055][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.588092][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.588119][ T32] 9d20: c968c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.588172][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.588202][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.588227][ T32] r5:80000113 r4:80239bb0 [ 1346.588272][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.588332][ T32] r4:82ac11e4 [ 1346.588355][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.588421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.588447][ T32] r4:eaeb9dc0 [ 1346.588492][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.588543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.588592][ T32] r4:00000000 [ 1346.588614][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.588661][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.588708][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.588778][ T32] r5:00001000 r4:ed35d000 [ 1346.588827][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.588871][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.588914][ T32] r5:85a35f8c r4:85a35c00 [ 1346.588964][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.589014][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.589035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.589083][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.589131][ T32] r4:848b5900 [ 1346.589153][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.589252][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.589278][ T32] r4:00000001 [ 1346.589298][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.589335][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.589385][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.589429][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.589457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.589499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.589562][ T32] r4:84bf9700 [ 1346.589585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.589634][ T32] INFO: task kworker/0:675:7260 blocked for more than 473 seconds. [ 1346.589665][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.589714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.589737][ T32] task:kworker/0:675 state:D stack:0 pid:7260 tgid:7260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.589782][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.589862][ T32] Call trace: [ 1346.589967][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.590016][ T32] r10:82918888 r9:ededdd84 r8:00000002 r7:60000113 r6:ededdd8c r5:84933000 [ 1346.590063][ T32] r4:84933000 [ 1346.590085][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.590124][ T32] r5:84933000 r4:82918884 [ 1346.590144][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.590204][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.590259][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ededde08 [ 1346.590283][ T32] r4:00000000 [ 1346.590316][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.590372][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.590443][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.590492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85368780 [ 1346.590574][ T32] r4:00000000 [ 1346.590598][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.590656][ T32] r9:83018005 r8:84933000 r7:00000000 r6:83018000 r5:00001000 r4:7f6df000 [ 1346.590681][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.590725][ T32] r5:00001000 r4:ed9d5000 [ 1346.590745][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.590783][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.590838][ T32] r5:84857b8c r4:84857800 [ 1346.590869][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.590941][ T32] r7:dddced80 r6:83018000 r5:84857b8c r4:85a8d080 [ 1346.590965][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.591040][ T32] r10:61c88647 r9:84933000 r8:85a8d0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.591077][ T32] r4:85a8d080 [ 1346.591105][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.591181][ T32] r10:00000000 r9:85a8d080 r8:8027f5e8 r7:ede31e60 r6:85a8d100 r5:84933000 [ 1346.591230][ T32] r4:00000001 [ 1346.591325][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.591370][ T32] Exception stack(0xededdfb0 to 0xededdff8) [ 1346.591417][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.591450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.591477][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.591506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.591529][ T32] r4:858629c0 [ 1346.591903][ T32] INFO: task kworker/0:675:7260 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.591936][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.592015][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.592115][ T32] Call trace: [ 1346.607651][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.607804][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.607858][ T32] r4:00000000 [ 1346.607910][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.607969][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.608030][ T32] 9d20: c97f5000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.608086][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.608115][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.608141][ T32] r5:80000113 r4:80239bb0 [ 1346.608162][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.608235][ T32] r4:82ac11e4 [ 1346.608259][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.608334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.608385][ T32] r4:eaeb9dc0 [ 1346.608411][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.608460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.608482][ T32] r4:00000000 [ 1346.608501][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1346.608626][ T32] r5:00001000 r4:ed35d000 ** 2 printk messages dropped ** [ 1346.608804][ T32] r5:85a35f8c r4:85a35c00 [ 1346.608828][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.608881][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.608927][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.608979][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.609029][ T32] r4:848b5900 [ 1346.609076][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.609133][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.609159][ T32] r4:00000001 [ 1346.609180][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.609240][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.609294][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.609326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.609353][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.609397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.609427][ T32] r4:84bf9700 [ 1346.609452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.609505][ T32] INFO: task kworker/0:676:7455 blocked for more than 473 seconds. [ 1346.609542][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.609591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.609617][ T32] task:kworker/0:676 state:D stack:0 pid:7455 tgid:7455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.609673][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.609731][ T32] Call trace: [ 1346.609782][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.609902][ T32] r10:82918888 r9:edb5dd84 r8:00000002 r7:60000013 r6:edb5dd8c r5:859f9800 [ 1346.609929][ T32] r4:859f9800 [ 1346.609950][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.610012][ T32] r5:859f9800 r4:82918884 [ 1346.610036][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.610075][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.610119][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb5de08 [ 1346.610180][ T32] r4:00000000 [ 1346.610203][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.610264][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.610331][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.610381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85368980 [ 1346.610427][ T32] r4:00000000 [ 1346.610461][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.610575][ T32] r9:83018005 r8:859f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f6e1000 [ 1346.610613][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.610661][ T32] r5:00001000 r4:ed9ed000 [ 1346.610682][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.610759][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.610807][ T32] r5:8485778c r4:84857400 [ 1346.610828][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.610997][ T32] r4:85a8d180 [ 1346.611040][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.611095][ T32] r10:00000000 r9:85a8d180 r8:8027f5e8 r7:ede31e60 r6:85a8d200 r5:859f9800 [ 1346.611171][ T32] r4:00000001 [ 1346.611201][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.611238][ T32] Exception stack(0xedb5dfb0 to 0xedb5dff8) [ 1346.611265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.611294][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.611345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.611377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.611425][ T32] r4:85368840 [ 1346.612166][ T32] INFO: task kworker/0:676:7455 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.612214][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.612293][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.612342][ T32] Call trace: [ 1346.624863][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.624960][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.624991][ T32] r4:00000000 [ 1346.625015][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.625057][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.625088][ T32] 9d20: c9a45000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.625117][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.625212][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.625264][ T32] r5:80000113 r4:80239bb0 [ 1346.625288][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.625362][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1346.625517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 11 printk messages dropped ** [ 1346.625953][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.626341][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 7 printk messages dropped ** [ 1346.626681][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.626951][ T32] r4:859fb000 ** 5 printk messages dropped ** [ 1346.627338][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.628152][ T32] r9:83018005 r8:859fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f6e3000 ** 1 printk messages dropped ** [ 1346.628275][ T32] r5:00001000 r4:eda45000 [ 1346.628306][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.628389][ T32] r5:84854f8c r4:84854c00 ** 4 printk messages dropped ** [ 1346.628624][ T32] r4:85a8d280 ** 6 printk messages dropped ** [ 1346.628954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.630135][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1346.630677][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.630884][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.631190][ T32] r5:85a35f8c r4:85a35c00 ** 4 printk messages dropped ** [ 1346.631419][ T32] r4:848b5900 ** 4 printk messages dropped ** [ 1346.631624][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 7 printk messages dropped ** [ 1346.631929][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.651815][ T32] r4:859f8c00 ** 4 printk messages dropped ** [ 1346.652104][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb65e08 ** 9 printk messages dropped ** [ 1346.652869][ T32] r5:00001000 r4:eda5b000 [ 1346.652892][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.653022][ T32] r5:84854b8c r4:84854800 ** 1 printk messages dropped ** [ 1346.653139][ T32] r7:dddced80 r6:83018000 r5:84854b8c r4:85a8d380 [ 1346.653165][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.653215][ T32] r10:61c88647 r9:859f8c00 r8:85a8d3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.653238][ T32] r4:85a8d380 [ 1346.653281][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.653332][ T32] r10:00000000 r9:85a8d380 r8:8027f5e8 r7:ede31e60 r6:85a8d400 r5:859f8c00 [ 1346.653355][ T32] r4:00000001 [ 1346.653374][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.653416][ T32] Exception stack(0xedb65fb0 to 0xedb65ff8) [ 1346.653446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.653474][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.653500][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.653535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.653560][ T32] r4:85368e00 [ 1346.654267][ T32] INFO: task kworker/0:678:7460 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.654327][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.654445][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.654499][ T32] Call trace: [ 1346.654530][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.654619][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.654648][ T32] r4:00000000 [ 1346.654669][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.654707][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.654735][ T32] 9d20: c9de4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.654766][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.654791][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.654814][ T32] r5:80000113 r4:80239bb0 [ 1346.654835][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.654892][ T32] r4:82ac11e4 [ 1346.654917][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.654968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.655021][ T32] r4:eaeb9dc0 [ 1346.655044][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.655091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.655137][ T32] r4:00000000 [ 1346.655161][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.655208][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.655230][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.655271][ T32] r5:00001000 r4:ed35d000 [ 1346.655293][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.655382][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.655492][ T32] r5:85a35f8c r4:85a35c00 ** 1 printk messages dropped ** [ 1346.655564][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 ** 5 printk messages dropped ** [ 1346.655853][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.656020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1346.656218][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.656242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.656262][ T32] task:kworker/0:679 state:D stack:0 pid:7462 tgid:7462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.656358][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.656422][ T32] Call trace: [ 1346.656458][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.656528][ T32] r10:82918888 r9:edb69d84 r8:00000002 r7:60000013 r6:edb69d8c r5:859f8000 [ 1346.656566][ T32] r4:859f8000 [ 1346.656600][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.656652][ T32] r5:859f8000 r4:82918884 [ 1346.656675][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.656788][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.656958][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb69e08 [ 1346.656984][ T32] r4:00000000 [ 1346.657027][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.657093][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.657162][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.657234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848a2d40 [ 1346.657261][ T32] r4:00000000 [ 1346.657281][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.657341][ T32] r9:83018005 r8:859f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f6e9000 [ 1346.657365][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.657414][ T32] r5:00001000 r4:edaa3000 [ 1346.657461][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.657534][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.657646][ T32] r5:85a6038c r4:85a60000 [ 1346.657736][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.657792][ T32] r7:dddced80 r6:83018000 r5:85a6038c r4:85a8d480 [ 1346.657814][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.657885][ T32] r10:61c88647 r9:859f8000 r8:85a8d4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.657917][ T32] r4:85a8d480 [ 1346.657990][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.658079][ T32] r10:00000000 r9:85a8d480 r8:8027f5e8 r7:ede31e60 r6:85a8d500 r5:859f8000 [ 1346.658108][ T32] r4:00000001 [ 1346.658129][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.658216][ T32] Exception stack(0xedb69fb0 to 0xedb69ff8) [ 1346.658309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.658342][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.658369][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1346.658744][ T32] INFO: task kworker/0:679:7462 is blocked on a mutex likely owned by task kworker/1:370:4428. ** 10 printk messages dropped ** [ 1346.659277][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1346.659529][ T32] r4:eaeb9dc0 ** 6 printk messages dropped ** [ 1346.659804][ T32] r5:00001000 r4:ed35d000 ** 6 printk messages dropped ** [ 1346.660098][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1346.660573][ T32] r4:84bf9700 ** 5 printk messages dropped ** [ 1346.660824][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.661266][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1346.661811][ T32] r5:00001000 r4:edb83000 [ 1346.661832][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.661983][ T32] r5:85a6078c r4:85a60400 ** 3 printk messages dropped ** [ 1346.685614][ T32] r10:61c88647 r9:859fc800 r8:85a8d5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1346.686202][ T32] r4:848a2c80 ** 5 printk messages dropped ** [ 1346.687129][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1346.687679][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.687919][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.688038][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.688071][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.688155][ T32] r5:00001000 r4:ed35d000 [ 1346.688186][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.688277][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.688325][ T32] r5:85a35f8c r4:85a35c00 [ 1346.688395][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.688480][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.688505][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.688555][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.688665][ T32] r4:848b5900 [ 1346.688688][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.688736][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.688787][ T32] r4:00000001 [ 1346.688832][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.688889][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.688918][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.688990][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.689055][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.689094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.689140][ T32] r4:84bf9700 [ 1346.689194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.689229][ T32] INFO: task kworker/0:681:7465 blocked for more than 473 seconds. [ 1346.689285][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.689337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.689361][ T32] task:kworker/0:681 state:D stack:0 pid:7465 tgid:7465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.689459][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.689586][ T32] Call trace: [ 1346.689668][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.689716][ T32] r10:82918888 r9:edb75d84 r8:00000002 r7:60000013 r6:edb75d8c r5:859fd400 [ 1346.689739][ T32] r4:859fd400 [ 1346.689759][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.689797][ T32] r5:859fd400 r4:82918884 [ 1346.689818][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.689855][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.689897][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb75e08 [ 1346.689921][ T32] r4:00000000 [ 1346.689942][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.689978][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.690051][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.690124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85873000 [ 1346.690233][ T32] r4:00000000 [ 1346.690304][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.690358][ T32] r9:83018005 r8:859fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f6eb000 [ 1346.690381][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.690430][ T32] r5:00001000 r4:edab5000 [ 1346.690451][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.690490][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.690532][ T32] r5:85a60b8c r4:85a60800 [ 1346.690623][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.690674][ T32] r7:dddced80 r6:83018000 r5:85a60b8c r4:85a8d680 [ 1346.690697][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.690745][ T32] r10:61c88647 r9:859fd400 r8:85a8d6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.690813][ T32] r4:85a8d680 [ 1346.690835][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.690899][ T32] r10:00000000 r9:85a8d680 r8:8027f5e8 r7:edb71e60 r6:85a8d700 r5:859fd400 [ 1346.690924][ T32] r4:00000001 [ 1346.690944][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.690979][ T32] Exception stack(0xedb75fb0 to 0xedb75ff8) [ 1346.691005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.691111][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.691142][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.691195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.691221][ T32] r4:85873080 [ 1346.691538][ T32] INFO: task kworker/0:681:7465 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.691620][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.691690][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.691787][ T32] Call trace: [ 1346.691817][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.691891][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.691920][ T32] r4:00000000 [ 1346.691941][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1346.692208][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1346.711558][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.711766][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.712667][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.712876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1346.713367][ T32] r10:82918888 r9:edb79d84 r8:00000002 r7:60000013 r6:edb79d8c r5:859fa400 ** 8 printk messages dropped ** [ 1346.713693][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.714029][ T32] r5:00001000 r4:edac9000 [ 1346.714052][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.714241][ T32] r7:dddced80 r6:83018000 r5:85a60f8c r4:85a8d780 ** 7 printk messages dropped ** [ 1346.714580][ T32] Exception stack(0xedb79fb0 to 0xedb79ff8) ** 6 printk messages dropped ** [ 1346.715572][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.716383][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1346.716727][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 6 printk messages dropped ** [ 1346.717210][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.717253][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.717303][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.717329][ T32] r4:848b5900 [ 1346.717370][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.717427][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.717470][ T32] r4:00000001 [ 1346.717555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.717595][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.717641][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.717673][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.717708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.717739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.717781][ T32] r4:84bf9700 [ 1346.717831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.717859][ T32] INFO: task kworker/0:683:7469 blocked for more than 473 seconds. [ 1346.717886][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.717912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.717933][ T32] task:kworker/0:683 state:D stack:0 pid:7469 tgid:7469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.718169][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.718216][ T32] Call trace: [ 1346.718266][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.718335][ T32] r10:82918888 r9:edb81d84 r8:00000002 r7:60000013 r6:edb81d8c r5:859fec00 [ 1346.718375][ T32] r4:859fec00 [ 1346.718397][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.718443][ T32] r5:859fec00 r4:82918884 [ 1346.718484][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.718542][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.718641][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb81e08 [ 1346.718670][ T32] r4:00000000 [ 1346.718690][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.718726][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.718765][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.718809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85873580 [ 1346.718862][ T32] r4:00000000 [ 1346.718904][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.718977][ T32] r9:83018005 r8:859fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f6ef000 [ 1346.719001][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.719043][ T32] r5:00001000 r4:edb19000 [ 1346.719090][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.719134][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.719175][ T32] r5:85a6138c r4:85a61000 [ 1346.719212][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.719280][ T32] r7:dddced80 r6:83018000 r5:85a6138c r4:85a8d880 [ 1346.719305][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.719351][ T32] r10:61c88647 r9:859fec00 r8:85a8d8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.719394][ T32] r4:85a8d880 [ 1346.719424][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.719469][ T32] r10:00000000 r9:85a8d880 r8:8027f5e8 r7:edb71e60 r6:85a8d900 r5:859fec00 [ 1346.719491][ T32] r4:00000001 [ 1346.719522][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.719565][ T32] Exception stack(0xedb81fb0 to 0xedb81ff8) [ 1346.719612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.719643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.719671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.719700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.719722][ T32] r4:85873200 [ 1346.720121][ T32] INFO: task kworker/0:683:7469 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.720173][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.720256][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1346.720432][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1346.720717][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.720920][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.721074][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1346.721493][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.721653][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.721937][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.755393][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.755957][ T32] r5:00001000 r4:edc97000 [ 1346.755982][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.756182][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.756763][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.757991][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.758177][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 7 printk messages dropped ** [ 1346.758670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 10 printk messages dropped ** [ 1346.759066][ T32] r5:85a35f8c r4:85a35c00 ** 2 printk messages dropped ** [ 1346.759176][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.759284][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.759310][ T32] r4:848b5900 [ 1346.759351][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.759415][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.759441][ T32] r4:00000001 [ 1346.759481][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.759521][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.759552][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.759581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.759609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.759648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.759673][ T32] r4:84bf9700 [ 1346.759704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.759736][ T32] INFO: task kworker/0:685:7473 blocked for more than 473 seconds. [ 1346.759770][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.759794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.759814][ T32] task:kworker/0:685 state:D stack:0 pid:7473 tgid:7473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.759858][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.759935][ T32] Call trace: [ 1346.759988][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.760049][ T32] r10:82918888 r9:edbc5d84 r8:00000002 r7:60000113 r6:edbc5d8c r5:859fe000 [ 1346.760076][ T32] r4:859fe000 [ 1346.760096][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.760135][ T32] r5:859fe000 r4:82918884 [ 1346.760155][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.760191][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.760234][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbc5e08 [ 1346.760256][ T32] r4:00000000 [ 1346.760275][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.760388][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.760443][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.760509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85873a40 [ 1346.760538][ T32] r4:00000000 [ 1346.760558][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.760603][ T32] r9:83018005 r8:859fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f6f3000 [ 1346.760624][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.760665][ T32] r5:00001000 r4:edb8b000 [ 1346.760685][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.760723][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.760786][ T32] r5:85a61b8c r4:85a61800 [ 1346.760815][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.760861][ T32] r7:dddced80 r6:83018000 r5:85a61b8c r4:85a8da80 [ 1346.760904][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.760954][ T32] r10:61c88647 r9:859fe000 r8:85a8daac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.760979][ T32] r4:85a8da80 [ 1346.761019][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.761067][ T32] r10:00000000 r9:85a8da80 r8:8027f5e8 r7:edb95e60 r6:85a8db00 r5:859fe000 [ 1346.761091][ T32] r4:00000001 [ 1346.761110][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.761145][ T32] Exception stack(0xedbc5fb0 to 0xedbc5ff8) [ 1346.761193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.761226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.761253][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.761282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.761325][ T32] r4:85873800 [ 1346.761738][ T32] INFO: task kworker/0:685:7473 is blocked on a mutex likely owned by task kworker/1:370:4428. ** 4 printk messages dropped ** [ 1346.762021][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1346.772782][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.773063][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.773268][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.773710][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 7 printk messages dropped ** [ 1346.774042][ T32] r4:84bf9700 ** 5 printk messages dropped ** [ 1346.774318][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.774785][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1346.775341][ T32] r5:00001000 r4:ebd0f000 [ 1346.775362][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.775405][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.775529][ T32] r7:dddced80 r6:83018000 r5:85a6178c r4:85a8db80 [ 1346.775550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.775596][ T32] r10:61c88647 r9:83ae0c00 r8:85a8dbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.775618][ T32] r4:85a8db80 [ 1346.775660][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.775726][ T32] r10:00000000 r9:85a8db80 r8:8027f5e8 r7:edb95e60 r6:85a8dc00 r5:83ae0c00 [ 1346.775771][ T32] r4:00000001 [ 1346.775798][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.775834][ T32] Exception stack(0xedbddfb0 to 0xedbddff8) [ 1346.775880][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.775913][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.775940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.775988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.776014][ T32] r4:85873240 [ 1346.776867][ T32] INFO: task kworker/0:686:7475 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.776949][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.777158][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.777309][ T32] Call trace: [ 1346.777339][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.777385][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.777414][ T32] r4:00000000 [ 1346.777520][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.777567][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.777596][ T32] 9d20: caff4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.777658][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.777733][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.777834][ T32] r5:80000113 r4:80239bb0 [ 1346.777875][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.777922][ T32] r4:82ac11e4 [ 1346.777942][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.777989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.778098][ T32] r4:eaeb9dc0 [ 1346.778122][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.778168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.778213][ T32] r4:00000000 [ 1346.778242][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.778319][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.778344][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.778386][ T32] r5:00001000 r4:ed35d000 [ 1346.778411][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.778451][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.778522][ T32] r5:85a35f8c r4:85a35c00 [ 1346.778546][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.778616][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.778637][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.778684][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.778721][ T32] r4:848b5900 [ 1346.778764][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.778835][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.778882][ T32] r4:00000001 [ 1346.778908][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.778987][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.779016][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.779065][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.779095][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.779123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.779145][ T32] r4:84bf9700 [ 1346.779187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.779297][ T32] INFO: task kworker/0:687:7478 blocked for more than 473 seconds. [ 1346.779412][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.779440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1346.779662][ T32] r4:8585e000 ** 4 printk messages dropped ** [ 1346.779834][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbf9e08 ** 9 printk messages dropped ** [ 1346.780286][ T32] r5:00001000 r4:edbb7000 [ 1346.780309][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.780372][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.780438][ T32] r5:85a61f8c r4:85a61c00 [ 1346.780502][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.780574][ T32] r7:dddced80 r6:83018000 r5:85a61f8c r4:85a8dc80 [ 1346.780624][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.780687][ T32] r10:61c88647 r9:8585e000 r8:85a8dcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.780715][ T32] r4:85a8dc80 [ 1346.780735][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.780784][ T32] r10:00000000 r9:85a8dc80 r8:8027f5e8 r7:edb95e60 r6:85886d00 r5:8585e000 [ 1346.780837][ T32] r4:00000001 [ 1346.780881][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.780942][ T32] Exception stack(0xedbf9fb0 to 0xedbf9ff8) [ 1346.780971][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.781020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.781075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.781131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.781176][ T32] r4:85873c40 [ 1346.781577][ T32] INFO: task kworker/0:687:7478 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.781609][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.781688][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.781767][ T32] Call trace: [ 1346.781801][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.781847][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.781891][ T32] r4:00000000 [ 1346.781914][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.781953][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.782001][ T32] 9d20: caff4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.782063][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.782091][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.782115][ T32] r5:80000113 r4:80239bb0 [ 1346.782136][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.812670][ T32] r4:82ac11e4 [ 1346.812778][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.812904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.812939][ T32] r4:eaeb9dc0 [ 1346.812975][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.813028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.813072][ T32] r4:00000000 [ 1346.813112][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1346.813285][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.813789][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 6 printk messages dropped ** [ 1346.814147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1346.814547][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.815049][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1346.815653][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.815989][ T32] r5:00001000 r4:edbfb000 [ 1346.816052][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.816123][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.816324][ T32] r7:dddced80 r6:83018000 r5:85a6278c r4:85a8dd00 ** 7 printk messages dropped ** [ 1346.816808][ T32] Exception stack(0xedc09fb0 to 0xedc09ff8) ** 2 printk messages dropped ** [ 1346.816985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.817037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.817077][ T32] r4:85873c40 [ 1346.818161][ T32] INFO: task kworker/0:688:7479 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.818222][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.818336][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.818447][ T32] Call trace: [ 1346.818612][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.818727][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.818821][ T32] r4:00000000 [ 1346.818873][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.818945][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.819008][ T32] 9d20: cbacd000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.819061][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.819109][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.819172][ T32] r5:80000113 r4:80239bb0 [ 1346.819213][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.819293][ T32] r4:82ac11e4 [ 1346.819331][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.819421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.819460][ T32] r4:eaeb9dc0 [ 1346.819497][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.819597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.819647][ T32] r4:00000000 [ 1346.819683][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.819765][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.819804][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.819875][ T32] r5:00001000 r4:ed35d000 [ 1346.819909][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.819977][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.820050][ T32] r5:85a35f8c r4:85a35c00 [ 1346.820089][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.820165][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.820203][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.820278][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.820316][ T32] r4:848b5900 [ 1346.820375][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1346.820523][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.820826][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.821191][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.821668][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1346.846411][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.846493][ T32] r5:00001000 r4:edc15000 [ 1346.846529][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.846688][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.846921][ T32] r7:dddced80 r6:83018000 r5:85a6238c r4:85a8dd80 ** 4 printk messages dropped ** [ 1346.847230][ T32] r10:00000000 r9:85a8dd80 r8:8027f5e8 r7:edb95e60 r6:85886e00 r5:8585d400 ** 4 printk messages dropped ** [ 1346.847484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.847530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.847585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.847629][ T32] r4:85368cc0 [ 1346.848375][ T32] INFO: task kworker/0:689:7481 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.848417][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.848519][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.848570][ T32] Call trace: [ 1346.848601][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.848655][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.848712][ T32] r4:00000000 [ 1346.848737][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.848777][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.848805][ T32] 9d20: cbd06000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.848833][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.848858][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.848901][ T32] r5:80000113 r4:80239bb0 [ 1346.848943][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.849003][ T32] r4:82ac11e4 [ 1346.849039][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.849089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.849132][ T32] r4:eaeb9dc0 [ 1346.849157][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.849204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.849226][ T32] r4:00000000 [ 1346.849244][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.849290][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.849311][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.849352][ T32] r5:00001000 r4:ed35d000 [ 1346.849372][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.849418][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.849462][ T32] r5:85a35f8c r4:85a35c00 [ 1346.849482][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.849573][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.849600][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.849716][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.849742][ T32] r4:848b5900 [ 1346.849761][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.849809][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 2 printk messages dropped ** [ 1346.849887][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 7 printk messages dropped ** [ 1346.850191][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.850422][ T32] r4:85858c00 ** 4 printk messages dropped ** [ 1346.850684][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc45e08 ** 8 printk messages dropped ** [ 1346.851050][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.851097][ T32] r5:00001000 r4:edc37000 [ 1346.851151][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.851195][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.851305][ T32] r7:dddced80 r6:83018000 r5:85a62b8c r4:85a8de00 ** 7 printk messages dropped ** [ 1346.851551][ T32] Exception stack(0xedc45fb0 to 0xedc45ff8) ** 6 printk messages dropped ** [ 1346.852099][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1346.871677][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.871748][ T32] r4:82ac11e4 [ 1346.871774][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.871825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.871860][ T32] r4:eaeb9dc0 [ 1346.871885][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.871933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.871956][ T32] r4:00000000 [ 1346.871998][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.872056][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.872079][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.872126][ T32] r5:00001000 r4:ed35d000 [ 1346.872148][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.872589][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.872669][ T32] r5:85a35f8c r4:85a35c00 [ 1346.872693][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.872743][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.872766][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.872814][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.872848][ T32] r4:848b5900 [ 1346.872874][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.872923][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.872974][ T32] r4:00000001 [ 1346.873021][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.873072][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.873102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.873132][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.873172][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.873205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.873252][ T32] r4:84bf9700 [ 1346.873294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.873330][ T32] INFO: task kworker/0:691:7486 blocked for more than 473 seconds. [ 1346.873384][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.873439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.873465][ T32] task:kworker/0:691 state:D stack:0 pid:7486 tgid:7486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.873533][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.873579][ T32] Call trace: [ 1346.873610][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.873674][ T32] r10:82918888 r9:edc55d84 r8:00000002 r7:60000113 r6:edc55d8c r5:85bb0c00 [ 1346.873751][ T32] r4:85bb0c00 [ 1346.873781][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.873822][ T32] r5:85bb0c00 r4:82918884 [ 1346.873843][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.873881][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.873926][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc55e08 [ 1346.873970][ T32] r4:00000000 [ 1346.874027][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.874073][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.874139][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.874195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85764000 ** 2 printk messages dropped ** [ 1346.874340][ T32] r9:83018005 r8:85bb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f6fd000 ** 1 printk messages dropped ** [ 1346.874418][ T32] r5:00001000 r4:edc47000 [ 1346.874476][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.874521][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.874691][ T32] r7:dddced80 r6:83018000 r5:85a62f8c r4:85a8de80 ** 7 printk messages dropped ** [ 1346.874993][ T32] Exception stack(0xedc55fb0 to 0xedc55ff8) ** 6 printk messages dropped ** [ 1346.875969][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.876518][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.876730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 5 printk messages dropped ** [ 1346.877021][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.877166][ T32] r5:85a35f8c r4:85a35c00 [ 1346.877193][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.877245][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.877268][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.877316][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.877362][ T32] r4:848b5900 [ 1346.877393][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.877454][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.877479][ T32] r4:00000001 [ 1346.877500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.877592][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.877645][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.877681][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.877745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.877778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.877802][ T32] r4:84bf9700 [ 1346.877855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.877906][ T32] INFO: task kworker/0:692:7487 blocked for more than 473 seconds. [ 1346.877942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.878000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.878047][ T32] task:kworker/0:692 state:D stack:0 pid:7487 tgid:7487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.878144][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.878215][ T32] Call trace: [ 1346.878270][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.878320][ T32] r10:82918888 r9:edc5dd84 r8:00000002 r7:60000113 r6:edc5dd8c r5:85bb1800 [ 1346.878345][ T32] r4:85bb1800 [ 1346.878366][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.878414][ T32] r5:85bb1800 r4:82918884 [ 1346.878438][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.878477][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.878521][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc5de08 [ 1346.878546][ T32] r4:00000000 [ 1346.878597][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1346.878637][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1346.878675][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.878719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85764100 [ 1346.878755][ T32] r4:00000000 [ 1346.878777][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.878823][ T32] r9:83018005 r8:85bb1800 r7:00000000 r6:83018000 r5:00001000 r4:7f6ff000 [ 1346.878844][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.878896][ T32] r5:00001000 r4:edc57000 [ 1346.878919][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.878962][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.879024][ T32] r5:85a6378c r4:85a63400 [ 1346.879047][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.879094][ T32] r7:dddced80 r6:83018000 r5:85a6378c r4:85a8df00 [ 1346.879146][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.879196][ T32] r10:61c88647 r9:85bb1800 r8:85a8df2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.879219][ T32] r4:85a8df00 [ 1346.879261][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.879309][ T32] r10:00000000 r9:85a8df00 r8:8027f5e8 r7:edb95e60 r6:85886f80 r5:85bb1800 [ 1346.879334][ T32] r4:00000001 [ 1346.879354][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.879389][ T32] Exception stack(0xedc5dfb0 to 0xedc5dff8) [ 1346.879442][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.879496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.879526][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.879560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.879613][ T32] r4:85764140 [ 1346.879961][ T32] INFO: task kworker/0:692:7487 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.879993][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.880132][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.880181][ T32] Call trace: [ 1346.880233][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.880283][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.880307][ T32] r4:00000000 [ 1346.880362][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.880432][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.880464][ T32] 9d20: cc11e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.880514][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.880556][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.880582][ T32] r5:80000113 r4:80239bb0 [ 1346.880625][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.880685][ T32] r4:82ac11e4 [ 1346.880708][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.880758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.880802][ T32] r4:eaeb9dc0 [ 1346.880825][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.880892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.880917][ T32] r4:00000000 [ 1346.880957][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.881030][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.881055][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.881099][ T32] r5:00001000 r4:ed35d000 [ 1346.881119][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.881220][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.881615][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.881845][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.915352][ T32] r5:85bb2400 r4:82918884 ** 5 printk messages dropped ** [ 1346.915804][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1346.916029][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.916092][ T32] r5:00001000 r4:edc73000 [ 1346.916117][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.916229][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.916289][ T32] r5:85a63b8c r4:85a63800 [ 1346.916312][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.916360][ T32] r7:dddced80 r6:83018000 r5:85a63b8c r4:85a8df80 [ 1346.916427][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.916525][ T32] r10:61c88647 r9:85bb2400 r8:85a8dfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.916572][ T32] r4:85a8df80 [ 1346.916597][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.916645][ T32] r10:00000000 r9:85a8df80 r8:8027f5e8 r7:edb95e60 r6:85bc4000 r5:85bb2400 [ 1346.916668][ T32] r4:00000001 [ 1346.916688][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.916725][ T32] Exception stack(0xedc6dfb0 to 0xedc6dff8) [ 1346.916864][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.916913][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.916942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.916972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.917017][ T32] r4:857642c0 [ 1346.917753][ T32] INFO: task kworker/0:693:7489 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.917819][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.917936][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.918091][ T32] Call trace: [ 1346.918127][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.918174][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.918198][ T32] r4:00000000 [ 1346.918217][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.918275][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.918307][ T32] 9d20: ccaac000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.918379][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.918413][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.918437][ T32] r5:80000113 r4:80239bb0 [ 1346.918458][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.918503][ T32] r4:82ac11e4 [ 1346.918523][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.918599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.918644][ T32] r4:eaeb9dc0 [ 1346.918700][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.918771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.918797][ T32] r4:00000000 [ 1346.918839][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.918900][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.918926][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.918971][ T32] r5:00001000 r4:ed35d000 [ 1346.919013][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.919057][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.919100][ T32] r5:85a35f8c r4:85a35c00 [ 1346.919119][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.919165][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.919222][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.919314][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.919361][ T32] r4:848b5900 [ 1346.919383][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.919436][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.919460][ T32] r4:00000001 [ 1346.919523][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.919590][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.919670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.919702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.919730][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.919800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.919838][ T32] r4:84bf9700 [ 1346.919861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.919955][ T32] INFO: task kworker/0:694:7492 blocked for more than 473 seconds. [ 1346.920055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.920106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.920129][ T32] task:kworker/0:694 state:D stack:0 pid:7492 tgid:7492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.920224][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.920269][ T32] Call trace: [ 1346.920300][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1346.920368][ T32] r10:82918888 r9:edcf9d84 r8:00000002 r7:60000013 r6:edcf9d8c r5:85bb4800 [ 1346.920392][ T32] r4:85bb4800 [ 1346.920440][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1346.920485][ T32] r5:85bb4800 r4:82918884 [ 1346.920505][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.920542][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1346.920905][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.921034][ T32] r5:00001000 r4:edcb9000 [ 1346.921053][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.921093][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.921144][ T32] r5:85a63f8c r4:85a63c00 [ 1346.921176][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.921329][ T32] r10:61c88647 r9:85bb4800 r8:8568802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1346.921461][ T32] r4:00000001 [ 1346.921479][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.921538][ T32] Exception stack(0xedcf9fb0 to 0xedcf9ff8) [ 1346.921590][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.921644][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.921676][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.921705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.921728][ T32] r4:85764400 [ 1346.922101][ T32] INFO: task kworker/0:694:7492 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.922163][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.930673][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.930761][ T32] Call trace: [ 1346.930820][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.930885][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.930958][ T32] r4:00000000 [ 1346.930987][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.931079][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.931179][ T32] 9d20: ccaac000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.931276][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.931370][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.931434][ T32] r5:80000113 r4:80239bb0 [ 1346.931459][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.931527][ T32] r4:82ac11e4 [ 1346.931582][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.931640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.931675][ T32] r4:eaeb9dc0 [ 1346.931696][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.931742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.931765][ T32] r4:00000000 [ 1346.931784][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.931860][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.931884][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.931958][ T32] r5:00001000 r4:ed35d000 [ 1346.932003][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.932111][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.932247][ T32] r5:85a35f8c r4:85a35c00 [ 1346.947041][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.947235][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.947280][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.947333][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.947383][ T32] r4:848b5900 [ 1346.947418][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.947481][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.947522][ T32] r4:00000001 [ 1346.947579][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.947627][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.947678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.947732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.947817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1346.948269][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.948882][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edcfde08 ** 8 printk messages dropped ** [ 1346.949350][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.949417][ T32] r5:00001000 r4:edca5000 [ 1346.949505][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.949613][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.949768][ T32] r7:dddced80 r6:83018000 r5:84855b8c r4:85688080 ** 7 printk messages dropped ** [ 1346.950268][ T32] Exception stack(0xedcfdfb0 to 0xedcfdff8) ** 3 printk messages dropped ** [ 1346.950402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.950472][ T32] r4:857644c0 [ 1346.951297][ T32] INFO: task kworker/0:695:7493 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.951339][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.951405][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.951473][ T32] Call trace: [ 1346.951533][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.951582][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.951627][ T32] r4:00000000 [ 1346.951658][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.951699][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.951727][ T32] 9d20: ccd0b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.951756][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.951781][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.951826][ T32] r5:80000113 r4:80239bb0 [ 1346.951872][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.951922][ T32] r4:82ac11e4 [ 1346.951943][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.952035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.952061][ T32] r4:eaeb9dc0 [ 1346.952102][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.952153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.952235][ T32] r4:00000000 [ 1346.962630][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.962730][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.962756][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.962804][ T32] r5:00001000 r4:ed35d000 [ 1346.962825][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.962866][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.962910][ T32] r5:85a35f8c r4:85a35c00 [ 1346.962943][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.962997][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.963019][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.963087][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.963114][ T32] r4:848b5900 [ 1346.963161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.963216][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.963241][ T32] r4:00000001 [ 1346.963261][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.963328][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.963363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.963423][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.963464][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1346.963535][ T32] r4:84bf9700 ** 5 printk messages dropped ** [ 1346.963780][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.964112][ T32] r5:83ae2400 r4:82918884 ** 5 printk messages dropped ** [ 1346.964392][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.964708][ T32] r5:00001000 r4:edd39000 [ 1346.964728][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.964766][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.964810][ T32] r5:85a68f8c r4:85a68c00 ** 1 printk messages dropped ** [ 1346.964886][ T32] r7:dddced80 r6:83018000 r5:85a68f8c r4:85688100 ** 4 printk messages dropped ** [ 1346.965093][ T32] r10:00000000 r9:85688100 r8:8027f5e8 r7:edcf9e60 r6:85688180 r5:83ae2400 ** 8 printk messages dropped ** [ 1346.966113][ T32] INFO: task kworker/0:696:7495 is blocked on a mutex likely owned by task kworker/1:370:4428. ** 7 printk messages dropped ** [ 1346.966762][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 5 printk messages dropped ** [ 1346.966938][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1346.967050][ T32] r4:eaeb9dc0 ** 5 printk messages dropped ** [ 1346.967252][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1346.967777][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.968634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.969139][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.969561][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1346.970181][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1346.970385][ T32] r5:00001000 r4:edcd7000 ** 1 printk messages dropped ** [ 1346.970496][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.970672][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.970751][ T32] r7:dddced80 r6:83018000 r5:85a6878c r4:85688200 [ 1346.970787][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.970879][ T32] r10:61c88647 r9:85bb3c00 r8:8568822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.970965][ T32] r4:85688200 [ 1346.971002][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.971100][ T32] r10:00000000 r9:85688200 r8:8027f5e8 r7:edc51e60 r6:85bc4180 r5:85bb3c00 [ 1346.971165][ T32] r4:00000001 [ 1346.971227][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.971292][ T32] Exception stack(0xedd05fb0 to 0xedd05ff8) [ 1346.971370][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.971427][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.971483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.971533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.971571][ T32] r4:85764280 [ 1346.972193][ T32] INFO: task kworker/0:697:7497 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1346.997138][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.997320][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.997385][ T32] Call trace: [ 1346.997472][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1346.997529][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1346.997564][ T32] r4:00000000 [ 1346.997589][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.997678][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1346.997776][ T32] 9d20: cd360000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1346.997809][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1346.997856][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1346.997906][ T32] r5:80000113 r4:80239bb0 [ 1346.997940][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.997990][ T32] r4:82ac11e4 [ 1346.998052][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.998107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1346.998173][ T32] r4:eaeb9dc0 [ 1346.998197][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1346.998245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1346.998309][ T32] r4:00000000 [ 1346.998356][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1346.998432][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1346.998458][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.998522][ T32] r5:00001000 r4:ed35d000 [ 1346.998581][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1346.998672][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.998782][ T32] r5:85a35f8c r4:85a35c00 [ 1346.998807][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.998890][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1346.998915][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.998984][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.999059][ T32] r4:848b5900 [ 1346.999106][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.999163][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1346.999188][ T32] r4:00000001 [ 1346.999208][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.999244][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1346.999321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.999378][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.999415][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.999445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.999467][ T32] r4:84bf9700 [ 1346.999558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.999683][ T32] INFO: task kworker/0:698:7499 blocked for more than 473 seconds. [ 1346.999719][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.999765][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.999789][ T32] task:kworker/0:698 state:D stack:0 pid:7499 tgid:7499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.999860][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.999948][ T32] Call trace: [ 1347.000029][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1347.000075][ T32] r10:82918888 r9:edd29d84 r8:00000002 r7:60000113 r6:edd29d8c r5:85bb6c00 [ 1347.000098][ T32] r4:85bb6c00 [ 1347.000117][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1347.000176][ T32] r5:85bb6c00 r4:82918884 [ 1347.000202][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.000241][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.000307][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edd29e08 [ 1347.000368][ T32] r4:00000000 [ 1347.000391][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1347.000456][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1347.000520][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.000568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85764ac0 [ 1347.000614][ T32] r4:00000000 [ 1347.000636][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.000683][ T32] r9:83018005 r8:85bb6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f70b000 [ 1347.000729][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.000804][ T32] r5:00001000 r4:edced000 [ 1347.000828][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.000870][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.000953][ T32] r5:85a68b8c r4:85a68800 [ 1347.000976][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.001023][ T32] r7:dddced80 r6:83018000 r5:85a68b8c r4:85688280 [ 1347.001043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.001269][ T32] r10:00000000 r9:85688280 r8:8027f5e8 r7:edc51e60 r6:85bc4200 r5:85bb6c00 ** 9 printk messages dropped ** [ 1347.002476][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.023583][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.023783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 11 printk messages dropped ** [ 1347.024697][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.025324][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.025909][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.026221][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1347.027082][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.027436][ T32] r5:85a6838c r4:85a68000 ** 4 printk messages dropped ** [ 1347.027627][ T32] r4:85688300 ** 4 printk messages dropped ** [ 1347.027905][ T32] Exception stack(0xedd4dfb0 to 0xedd4dff8) ** 6 printk messages dropped ** [ 1347.028798][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1347.029629][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.029658][ T32] r4:00000000 [ 1347.029679][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.029744][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.029837][ T32] 9d20: cd8b3000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.029879][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.030009][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.030197][ T32] r5:80000113 r4:80239bb0 [ 1347.030220][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.030321][ T32] r4:82ac11e4 [ 1347.030345][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.030396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.030423][ T32] r4:eaeb9dc0 [ 1347.030445][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.030522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.030548][ T32] r4:00000000 [ 1347.030591][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.030639][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.030814][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.030860][ T32] r5:00001000 r4:ed35d000 [ 1347.030882][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.030923][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.030965][ T32] r5:85a35f8c r4:85a35c00 [ 1347.031080][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.031131][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.031153][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.031293][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.031320][ T32] r4:848b5900 [ 1347.031340][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.031387][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.031415][ T32] r4:00000001 [ 1347.031435][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.031472][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.031498][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.031526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.031552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.031691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.031810][ T32] r4:84bf9700 [ 1347.031832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.031858][ T32] INFO: task kworker/0:700:7503 blocked for more than 473 seconds. [ 1347.031922][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.031949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.032043][ T32] task:kworker/0:700 state:D stack:0 pid:7503 tgid:7503 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.055707][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.055869][ T32] Call trace: [ 1347.055910][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1347.055995][ T32] r10:82918888 r9:edd75d84 r8:00000002 r7:60000013 r6:edd75d8c r5:85bb5400 [ 1347.056080][ T32] r4:85bb5400 [ 1347.056105][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1347.056217][ T32] r5:85bb5400 r4:82918884 [ 1347.056329][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.056374][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.056426][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edd75e08 [ 1347.056450][ T32] r4:00000000 [ 1347.056551][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1347.056593][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1347.056637][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.056682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bb93c0 [ 1347.056819][ T32] r4:00000000 [ 1347.056900][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.056952][ T32] r9:83018005 r8:85bb5400 r7:00000000 r6:83018000 r5:00001000 r4:7f723000 [ 1347.056975][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.057112][ T32] r5:00001000 r4:ede45000 [ 1347.057152][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.057197][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.057328][ T32] r5:85a6a38c r4:85a6a000 [ 1347.057456][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.057510][ T32] r7:dddced80 r6:83018000 r5:85a6a38c r4:85688380 [ 1347.057574][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.057640][ T32] r10:61c88647 r9:85bb5400 r8:856883ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.057666][ T32] r4:85688380 [ 1347.057791][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.057844][ T32] r10:00000000 r9:85688380 r8:8027f5e8 r7:edc51e60 r6:85bc4300 r5:85bb5400 [ 1347.057867][ T32] r4:00000001 [ 1347.057888][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.057931][ T32] Exception stack(0xedd75fb0 to 0xedd75ff8) [ 1347.057960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.057989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.058016][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.058116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.058143][ T32] r4:85764cc0 [ 1347.058875][ T32] INFO: task kworker/0:700:7503 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.058909][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.059037][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.059176][ T32] Call trace: [ 1347.059463][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.059517][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.059543][ T32] r4:00000000 [ 1347.059563][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.059676][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.059716][ T32] 9d20: cdb4b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.059746][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.059773][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.059797][ T32] r5:80000113 r4:80239bb0 [ 1347.059889][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.060010][ T32] r4:82ac11e4 [ 1347.060122][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.060234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.060261][ T32] r4:eaeb9dc0 [ 1347.060281][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.060340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.060363][ T32] r4:00000000 [ 1347.060382][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.060435][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.060484][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.060532][ T32] r5:00001000 r4:ed35d000 ** 3 printk messages dropped ** [ 1347.060809][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1347.061371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.061796][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.081259][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1347.085248][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.085300][ T32] r5:00001000 r4:edd57000 [ 1347.085323][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.085365][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.085665][ T32] r10:61c88647 r9:83ae3c00 r8:8568842c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1347.086773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.088256][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 10 printk messages dropped ** [ 1347.089141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 10 printk messages dropped ** [ 1347.089742][ T32] r5:85a35f8c r4:85a35c00 ** 4 printk messages dropped ** [ 1347.089993][ T32] r4:848b5900 ** 4 printk messages dropped ** [ 1347.090179][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 7 printk messages dropped ** [ 1347.090703][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1347.090751][ T32] task:kworker/0:702 state:D stack:0 pid:7507 tgid:7507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.090822][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.090864][ T32] Call trace: [ 1347.090924][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1347.090970][ T32] r10:82918888 r9:edda1d84 r8:00000002 r7:60000113 r6:edda1d8c r5:83ae4800 [ 1347.090993][ T32] r4:83ae4800 [ 1347.091014][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1347.091112][ T32] r5:83ae4800 r4:82918884 [ 1347.091143][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.091190][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.091238][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edda1e08 [ 1347.091260][ T32] r4:00000000 [ 1347.091537][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1347.091674][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1347.091719][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.091849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85764f40 [ 1347.091877][ T32] r4:00000000 [ 1347.091897][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.091971][ T32] r9:83018005 r8:83ae4800 r7:00000000 r6:83018000 r5:00001000 r4:7f713000 [ 1347.091996][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.092097][ T32] r5:00001000 r4:edd6f000 [ 1347.092252][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.111033][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.111151][ T32] r5:85a6938c r4:85a69000 [ 1347.111183][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.111267][ T32] r7:dddced80 r6:83018000 r5:85a6938c r4:85688500 [ 1347.111293][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.111343][ T32] r10:61c88647 r9:83ae4800 r8:8568852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.111366][ T32] r4:85688500 [ 1347.111386][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.111440][ T32] r10:00000000 r9:85688500 r8:8027f5e8 r7:edd75e60 r6:85688580 r5:83ae4800 [ 1347.111488][ T32] r4:00000001 [ 1347.111518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.111563][ T32] Exception stack(0xedda1fb0 to 0xedda1ff8) [ 1347.111594][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.111623][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.111650][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.111679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.111701][ T32] r4:85764d80 [ 1347.122579][ T32] INFO: task kworker/0:702:7507 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.122667][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.122740][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.122817][ T32] Call trace: [ 1347.122878][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.122935][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.122987][ T32] r4:00000000 [ 1347.123040][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.123092][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.123123][ T32] 9d20: ce27b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.123152][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.123284][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.123472][ T32] r5:80000113 r4:80239bb0 [ 1347.123497][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.123547][ T32] r4:82ac11e4 [ 1347.123611][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1347.123789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 10 printk messages dropped ** [ 1347.124698][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.125375][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.125842][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.126191][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1347.127158][ T32] r5:00001000 r4:ede1d000 [ 1347.127179][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.127464][ T32] r7:dddced80 r6:83018000 r5:85a69b8c r4:85688600 ** 9 printk messages dropped ** [ 1347.128080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.129302][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1347.129769][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1347.130093][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1347.130541][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1347.131182][ T32] r4:84bf9700 ** 5 printk messages dropped ** [ 1347.131444][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.131989][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.156739][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.156859][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.156904][ T32] r5:85a6a78c r4:85a6a400 [ 1347.156924][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.157013][ T32] r7:dddced80 r6:83018000 r5:85a6a78c r4:85688700 [ 1347.157038][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.157087][ T32] r10:61c88647 r9:83ae5400 r8:8568872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.157111][ T32] r4:85688700 [ 1347.157423][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.157534][ T32] r10:00000000 r9:85688700 r8:8027f5e8 r7:edd75e60 r6:85688780 r5:83ae5400 [ 1347.157642][ T32] r4:00000001 [ 1347.157723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.157942][ T32] Exception stack(0xede21fb0 to 0xede21ff8) [ 1347.157975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.158156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.158269][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.158302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.158326][ T32] r4:85bb93c0 [ 1347.159065][ T32] INFO: task kworker/0:704:7516 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.159209][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.159449][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.159506][ T32] Call trace: [ 1347.159569][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.159622][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.159647][ T32] r4:00000000 [ 1347.159667][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.159705][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.159733][ T32] 9d20: ce57a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.159762][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.159787][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.159810][ T32] r5:80000113 r4:80239bb0 [ 1347.159892][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.159948][ T32] r4:82ac11e4 [ 1347.159971][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.160020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.160193][ T32] r4:eaeb9dc0 [ 1347.160244][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.160295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.160318][ T32] r4:00000000 [ 1347.160356][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.160683][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.160813][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.160918][ T32] r5:00001000 r4:ed35d000 [ 1347.161028][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.161074][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.161143][ T32] r5:85a35f8c r4:85a35c00 [ 1347.161167][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.161215][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.161238][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.161285][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.161420][ T32] r4:848b5900 [ 1347.161445][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.161508][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.161553][ T32] r4:00000001 [ 1347.161606][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.161672][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.161728][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.161787][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.161816][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.161846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.161898][ T32] r4:84bf9700 [ 1347.162010][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.162041][ T32] INFO: task kworker/0:705:7519 blocked for more than 473 seconds. [ 1347.162075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.162100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.162120][ T32] task:kworker/0:705 state:D stack:0 pid:7519 tgid:7519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.162240][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.181977][ T32] Call trace: [ 1347.182019][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1347.182136][ T32] r10:82918888 r9:ede75d84 r8:00000002 r7:60000013 r6:ede75d8c r5:83ae6c00 [ 1347.182356][ T32] r4:83ae6c00 [ 1347.182586][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1347.182648][ T32] r5:83ae6c00 r4:82918884 [ 1347.182671][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.182710][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.182755][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ede75e08 [ 1347.182778][ T32] r4:00000000 [ 1347.182797][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1347.182834][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1347.182876][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.183113][ T32] r5:00001000 r4:ede97000 [ 1347.183161][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.183206][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.183251][ T32] r5:85a6b38c r4:85a6b000 [ 1347.183376][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.183504][ T32] r10:61c88647 r9:83ae6c00 r8:8568882c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.183982][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.185903][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.185987][ T32] r4:00000000 [ 1347.186011][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.186051][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.186079][ T32] 9d20: ce949000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.186134][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.186202][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.186228][ T32] r5:80000113 r4:80239bb0 [ 1347.186250][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.186317][ T32] r4:82ac11e4 [ 1347.186356][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.186445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.186471][ T32] r4:eaeb9dc0 [ 1347.186518][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.186649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.186676][ T32] r4:00000000 [ 1347.186697][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.186747][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.186797][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.187320][ T32] r5:00001000 r4:ed35d000 [ 1347.187529][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.187637][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.187745][ T32] r5:85a35f8c r4:85a35c00 [ 1347.187853][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.187933][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.188250][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.188300][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.188323][ T32] r4:848b5900 [ 1347.188347][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.188395][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.188423][ T32] r4:00000001 [ 1347.188443][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.188478][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.188644][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.188808][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.188839][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.188879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.189033][ T32] r4:84bf9700 [ 1347.189057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.189140][ T32] INFO: task kworker/0:706:7520 blocked for more than 473 seconds. [ 1347.189175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.189200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.189222][ T32] task:kworker/0:706 state:D stack:0 pid:7520 tgid:7520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.189267][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.189310][ T32] Call trace: [ 1347.189340][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1347.189385][ T32] r10:82918888 r9:eddadd84 r8:00000002 r7:60000013 r6:eddadd8c r5:83ae3000 [ 1347.189415][ T32] r4:83ae3000 [ 1347.189549][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1347.189594][ T32] r5:83ae3000 r4:82918884 ** 2 printk messages dropped ** [ 1347.189787][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eddade08 ** 5 printk messages dropped ** [ 1347.190092][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.190265][ T32] r5:00001000 r4:ede51000 [ 1347.190285][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.190324][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.190365][ T32] r5:85a6af8c r4:85a6ac00 [ 1347.190385][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.190435][ T32] r7:dddced80 r6:83018000 r5:85a6af8c r4:85688900 ** 1 printk messages dropped ** [ 1347.190504][ T32] r10:61c88647 r9:83ae3000 r8:8568892c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.191022][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.192063][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.224492][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 8 printk messages dropped ** [ 1347.225046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 15 printk messages dropped ** [ 1347.225824][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1347.226290][ T32] INFO: task kworker/0:707:7522 blocked for more than 473 seconds. ** 12 printk messages dropped ** [ 1347.227186][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbe5e08 ** 3 printk messages dropped ** [ 1347.227358][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.227416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bb9980 [ 1347.227461][ T32] r4:00000000 [ 1347.227506][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.227617][ T32] r9:83018005 r8:83ae1800 r7:00000000 r6:83018000 r5:00001000 r4:7f729000 [ 1347.227641][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.227718][ T32] r5:00001000 r4:ede71000 [ 1347.227768][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.227821][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.227888][ T32] r5:85a6ab8c r4:85a6a800 [ 1347.227914][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.227971][ T32] r7:dddced80 r6:83018000 r5:85a6ab8c r4:85688a00 [ 1347.227995][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.228044][ T32] r10:61c88647 r9:83ae1800 r8:85688a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.228067][ T32] r4:85688a00 [ 1347.228086][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.228139][ T32] r10:00000000 r9:85688a00 r8:8027f5e8 r7:ede75e60 r6:85688a80 r5:83ae1800 [ 1347.228171][ T32] r4:00000001 [ 1347.228191][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.228251][ T32] Exception stack(0xedbe5fb0 to 0xedbe5ff8) [ 1347.228281][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.228309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.228335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.228387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.228426][ T32] r4:85bb9880 [ 1347.229208][ T32] INFO: task kworker/0:707:7522 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.229242][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.229299][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.229387][ T32] Call trace: [ 1347.229458][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.229553][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.229626][ T32] r4:00000000 [ 1347.229672][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.229715][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.229744][ T32] 9d20: cf0d3000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.229773][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.229819][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.229848][ T32] r5:80000113 r4:80239bb0 [ 1347.229869][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.229992][ T32] r4:82ac11e4 [ 1347.230017][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.230080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.230106][ T32] r4:eaeb9dc0 [ 1347.230127][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.230172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.230214][ T32] r4:00000000 [ 1347.230237][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.230314][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.230422][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.230471][ T32] r5:00001000 r4:ed35d000 [ 1347.230493][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.230576][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.230878][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.231039][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 5 printk messages dropped ** [ 1347.231229][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.231377][ T32] INFO: task kworker/0:708:7526 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1347.231590][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.231823][ T32] r4:83ae0000 ** 4 printk messages dropped ** [ 1347.232074][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ede81e08 ** 9 printk messages dropped ** [ 1347.253119][ T32] r5:00001000 r4:edead000 [ 1347.253140][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.253180][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.253254][ T32] r5:85a6b78c r4:85a6b400 [ 1347.253279][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.253351][ T32] r7:dddced80 r6:83018000 r5:85a6b78c r4:85688b00 [ 1347.253410][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.253464][ T32] r10:61c88647 r9:83ae0000 r8:85688b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.253522][ T32] r4:85688b00 [ 1347.253554][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.253603][ T32] r10:00000000 r9:85688b00 r8:8027f5e8 r7:ede75e60 r6:85688b80 r5:83ae0000 [ 1347.253646][ T32] r4:00000001 [ 1347.253686][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.253733][ T32] Exception stack(0xede81fb0 to 0xede81ff8) [ 1347.253782][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.253815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.253863][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.253934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.253960][ T32] r4:85bb9b40 [ 1347.254759][ T32] INFO: task kworker/0:708:7526 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.254818][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.254967][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.255062][ T32] Call trace: [ 1347.255160][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.255234][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.255262][ T32] r4:00000000 [ 1347.255327][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.255381][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.255452][ T32] 9d20: cf443000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.255485][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 2 printk messages dropped ** [ 1347.255574][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 18 printk messages dropped ** [ 1347.256683][ T32] r4:848b5900 ** 7 printk messages dropped ** [ 1347.257057][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1347.257683][ T32] r5:859fbc00 r4:82918884 ** 8 printk messages dropped ** [ 1347.258074][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.258248][ T32] r5:00001000 r4:edebd000 [ 1347.258271][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1347.258512][ T32] r4:85688c00 ** 9 printk messages dropped ** [ 1347.259104][ T32] r4:85bb9b40 ** 2 printk messages dropped ** [ 1347.259663][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.259747][ T32] Call trace: [ 1347.259869][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.259950][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.259977][ T32] r4:00000000 [ 1347.259998][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.260037][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.260065][ T32] 9d20: cf443000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.260096][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.260122][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.260187][ T32] r5:80000113 r4:80239bb0 [ 1347.260212][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.260257][ T32] r4:82ac11e4 [ 1347.260278][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.260349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.260377][ T32] r4:eaeb9dc0 [ 1347.260422][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.260496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.260548][ T32] r4:00000000 [ 1347.260571][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.260620][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.260685][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.260755][ T32] r5:00001000 r4:ed35d000 [ 1347.260780][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.260824][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.261354][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 9 printk messages dropped ** [ 1347.261712][ T32] task:kworker/0:710 state:D stack:0 pid:7529 tgid:7529 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.284189][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.284468][ T32] r5:00001000 r4:edf31000 [ 1347.284515][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.284560][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.284605][ T32] r5:85a70f8c r4:85a70c00 [ 1347.284647][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.284700][ T32] r7:dddced80 r6:83018000 r5:85a70f8c r4:85688d00 [ 1347.284722][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.284768][ T32] r10:61c88647 r9:84960000 r8:85688d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.284790][ T32] r4:85688d00 [ 1347.284809][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.284854][ T32] r10:00000000 r9:85688d00 r8:8027f5e8 r7:ee0b5e60 r6:85688d80 r5:84960000 [ 1347.284877][ T32] r4:00000001 [ 1347.284918][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.284982][ T32] Exception stack(0xede8dfb0 to 0xede8dff8) [ 1347.285016][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.285045][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.285072][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.285126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.285162][ T32] r4:85bb9cc0 [ 1347.285903][ T32] INFO: task kworker/0:710:7529 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.285946][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.286016][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.286113][ T32] Call trace: [ 1347.286179][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.286231][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.286303][ T32] r4:00000000 [ 1347.286328][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.286369][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.286398][ T32] 9d20: cf818000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.286457][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.286487][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.286512][ T32] r5:80000113 r4:80239bb0 ** 1 printk messages dropped ** [ 1347.286663][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1347.287142][ T32] r5:00001000 r4:ed35d000 ** 9 printk messages dropped ** [ 1347.287688][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 12 printk messages dropped ** [ 1347.288174][ T32] task:kworker/0:711 state:D stack:0 pid:7532 tgid:7532 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.289015][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.289354][ T32] r5:00001000 r4:eded1000 [ 1347.289374][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.289453][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.289692][ T32] r10:61c88647 r9:84960c00 r8:85688e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1347.290823][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1347.291634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 16 printk messages dropped ** [ 1347.313084][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1347.313859][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1347.314710][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.315073][ T32] r5:00001000 r4:edeed000 ** 9 printk messages dropped ** [ 1347.315537][ T32] r10:00000000 r9:85688f00 r8:8027f5e8 r7:ede8de60 r6:85688f80 r5:84961800 ** 2 printk messages dropped ** [ 1347.315704][ T32] Exception stack(0xee0c1fb0 to 0xee0c1ff8) [ 1347.315736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.315764][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.315791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.315842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.315891][ T32] r4:85883180 [ 1347.316649][ T32] INFO: task kworker/0:712:7534 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.316684][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.316792][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.316838][ T32] Call trace: [ 1347.316868][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.316936][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.316999][ T32] r4:00000000 [ 1347.317043][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.317108][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.317141][ T32] 9d20: cfd3b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.317194][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.317223][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.317247][ T32] r5:80000113 r4:80239bb0 [ 1347.317309][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.317379][ T32] r4:82ac11e4 [ 1347.317416][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.317468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.317490][ T32] r4:eaeb9dc0 [ 1347.317510][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.317577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.317627][ T32] r4:00000000 [ 1347.317650][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.317721][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.317831][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.317942][ T32] r5:00001000 r4:ed35d000 [ 1347.317966][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1347.318311][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1347.318911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1347.319732][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.320324][ T32] r5:00001000 r4:edf05000 [ 1347.320365][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.320431][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.320682][ T32] r10:61c88647 r9:84962400 r8:854e302c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1347.321758][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1347.344331][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1347.344806][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1347.345414][ T32] r4:84bf9700 ** 9 printk messages dropped ** [ 1347.346067][ T32] r4:84963000 ** 7 printk messages dropped ** [ 1347.346476][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.346795][ T32] r5:00001000 r4:dfaa1000 ** 6 printk messages dropped ** [ 1347.347166][ T32] r10:61c88647 r9:84963000 r8:854e312c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1347.348546][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1347.348807][ T32] r4:00000000 [ 1347.348844][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.348886][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.348916][ T32] 9d20: d0116000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.348955][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.348983][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.349016][ T32] r5:80000113 r4:80239bb0 [ 1347.349039][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.349085][ T32] r4:82ac11e4 [ 1347.349105][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.349152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.349220][ T32] r4:eaeb9dc0 [ 1347.349244][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.349332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.349360][ T32] r4:00000000 [ 1347.349380][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.349438][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.349461][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.349503][ T32] r5:00001000 r4:ed35d000 [ 1347.349523][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.349590][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.349659][ T32] r5:85a35f8c r4:85a35c00 [ 1347.349705][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.349756][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.349800][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.349871][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.349919][ T32] r4:848b5900 [ 1347.349985][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.350035][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.350059][ T32] r4:00000001 [ 1347.350079][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.350114][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.350140][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.350167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.350215][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.350248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.350271][ T32] r4:84bf9700 [ 1347.350292][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.350339][ T32] INFO: task kworker/0:715:7540 blocked for more than 473 seconds. [ 1347.350370][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.350395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.350446][ T32] task:kworker/0:715 state:D stack:0 pid:7540 tgid:7540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.350494][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.350535][ T32] Call trace: [ 1347.350616][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1347.350665][ T32] r10:82918888 r9:ee0c9d84 r8:00000002 r7:60000113 r6:ee0c9d8c r5:84963c00 [ 1347.350688][ T32] r4:84963c00 [ 1347.350708][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1347.350770][ T32] r5:84963c00 r4:82918884 [ 1347.350794][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.350853][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.350958][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.351104][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1347.351322][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.351391][ T32] r5:00001000 r4:edf49000 [ 1347.351467][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.351511][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.351574][ T32] r5:85a7038c r4:85a70000 [ 1347.351607][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.351678][ T32] r7:dddced80 r6:83018000 r5:85a7038c r4:854e3200 [ 1347.351702][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.351749][ T32] r10:61c88647 r9:84963c00 r8:854e322c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.351795][ T32] r4:854e3200 ** 1 printk messages dropped ** [ 1347.351910][ T32] r10:00000000 r9:854e3200 r8:8027f5e8 r7:ee0bde60 r6:854e3280 r5:84963c00 ** 4 printk messages dropped ** [ 1347.352131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1347.375589][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 14 printk messages dropped ** [ 1347.376306][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1347.377239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 12 printk messages dropped ** [ 1347.378018][ T32] r5:84964800 r4:82918884 ** 3 printk messages dropped ** [ 1347.378200][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.378371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85883840 ** 4 printk messages dropped ** [ 1347.378585][ T32] r5:00001000 r4:dfb0f000 [ 1347.378610][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.378677][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.378723][ T32] r5:85a71f8c r4:85a71c00 [ 1347.378763][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.378811][ T32] r7:dddced80 r6:83018000 r5:85a71f8c r4:854e3300 [ 1347.378853][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.378904][ T32] r10:61c88647 r9:84964800 r8:854e332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.378927][ T32] r4:854e3300 [ 1347.378964][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.379032][ T32] r10:00000000 r9:854e3300 r8:8027f5e8 r7:ee0bde60 r6:854e3380 r5:84964800 [ 1347.379058][ T32] r4:00000001 [ 1347.379109][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.379148][ T32] Exception stack(0xee0d1fb0 to 0xee0d1ff8) [ 1347.379174][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.379212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.379241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.379270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.379292][ T32] r4:85883680 [ 1347.379708][ T32] INFO: task kworker/0:716:7545 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.379743][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.379866][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.380061][ T32] Call trace: [ 1347.380129][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.380185][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.380215][ T32] r4:00000000 [ 1347.380235][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.380272][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.380300][ T32] 9d20: d06ef000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.380365][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.380440][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.380483][ T32] r5:80000113 r4:80239bb0 [ 1347.380507][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.380554][ T32] r4:82ac11e4 [ 1347.380575][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.380623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.380645][ T32] r4:eaeb9dc0 [ 1347.380696][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.380787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.380814][ T32] r4:00000000 [ 1347.380855][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.380909][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.380932][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.380997][ T32] r5:00001000 r4:ed35d000 [ 1347.381021][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.381062][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.381104][ T32] r5:85a35f8c r4:85a35c00 [ 1347.381124][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.381169][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.381189][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.381257][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.381305][ T32] r4:848b5900 [ 1347.381369][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.381472][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.381563][ T32] r4:00000001 [ 1347.381587][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1347.381710][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1347.412974][ T32] r4:84965400 ** 8 printk messages dropped ** [ 1347.413556][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.414029][ T32] r5:00001000 r4:dfb5b000 ** 6 printk messages dropped ** [ 1347.414593][ T32] r10:61c88647 r9:84965400 r8:854e342c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1347.417034][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 16 printk messages dropped ** [ 1347.418321][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 17 printk messages dropped ** [ 1347.419580][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1347.420685][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1347.421237][ T32] r4:00000000 [ 1347.421273][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.421374][ T32] r9:83018005 r8:84966000 r7:00000000 r6:83018000 r5:00001000 r4:7f78b000 [ 1347.421432][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.421512][ T32] r5:00001000 r4:edba1000 [ 1347.421551][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.421650][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.421759][ T32] r5:85a71b8c r4:85a71800 [ 1347.421805][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.421889][ T32] r7:dddced80 r6:83018000 r5:85a71b8c r4:854e3500 [ 1347.421973][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.422066][ T32] r10:61c88647 r9:84966000 r8:854e352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.422113][ T32] r4:854e3500 [ 1347.422150][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.448317][ T32] r10:00000000 r9:854e3500 r8:8027f5e8 r7:ee0cde60 r6:854e3580 r5:84966000 [ 1347.448431][ T32] r4:00000001 [ 1347.448484][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.448594][ T32] Exception stack(0xeda1dfb0 to 0xeda1dff8) [ 1347.448650][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.448730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.448789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.448842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.448914][ T32] r4:85883740 [ 1347.450141][ T32] INFO: task kworker/0:718:7547 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.450214][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.450346][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.450468][ T32] Call trace: [ 1347.450532][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.450668][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.450724][ T32] r4:00000000 [ 1347.450762][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.450839][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.450890][ T32] 9d20: d12d7000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.450951][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.451002][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.451052][ T32] r5:80000113 r4:80239bb0 [ 1347.451093][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.451184][ T32] r4:82ac11e4 [ 1347.451228][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.451321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.451361][ T32] r4:eaeb9dc0 [ 1347.451419][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.451536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.451623][ T32] r4:00000000 [ 1347.451683][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.451814][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.451897][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.451985][ T32] r5:00001000 r4:ed35d000 [ 1347.452027][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.452110][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.452269][ T32] r5:85a35f8c r4:85a35c00 [ 1347.463115][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.463254][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.463288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.463377][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.463463][ T32] r4:848b5900 [ 1347.463510][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.463607][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.463656][ T32] r4:00000001 [ 1347.463703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.463778][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.463836][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.463898][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.463949][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.464034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.464113][ T32] r4:84bf9700 [ 1347.464166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.464242][ T32] INFO: task kworker/0:719:7549 blocked for more than 473 seconds. [ 1347.464333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.464397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.464446][ T32] task:kworker/0:719 state:D stack:0 pid:7549 tgid:7549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.464584][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.464670][ T32] Call trace: [ 1347.464734][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1347.465049][ T32] r5:84966c00 r4:82918884 ** 10 printk messages dropped ** [ 1347.465886][ T32] r9:83018005 r8:84966c00 r7:00000000 r6:83018000 r5:00001000 r4:7f78f000 ** 5 printk messages dropped ** [ 1347.466368][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1347.468594][ T32] INFO: task kworker/0:719:7549 is blocked on a mutex likely owned by task kworker/1:370:4428. ** 16 printk messages dropped ** [ 1347.469871][ T32] r4:eaeb9dc0 ** 7 printk messages dropped ** [ 1347.470349][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1347.470809][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1347.470987][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 ** 5 printk messages dropped ** [ 1347.471352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.471632][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1347.471880][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.497698][ T32] r5:85c10000 r4:82918884 ** 1 printk messages dropped ** [ 1347.497841][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.498207][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.498334][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.498383][ T32] r5:00001000 r4:edbfd000 [ 1347.498411][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.498455][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.498500][ T32] r5:849a438c r4:849a4000 [ 1347.498521][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.498626][ T32] r7:dddced80 r6:83018000 r5:849a438c r4:854e3700 [ 1347.498653][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.498732][ T32] r10:61c88647 r9:85c10000 r8:854e372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.498781][ T32] r4:854e3700 [ 1347.498841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.498901][ T32] r10:00000000 r9:854e3700 r8:8027f5e8 r7:eda21e60 r6:854e3780 r5:85c10000 [ 1347.498926][ T32] r4:00000001 [ 1347.498948][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.498988][ T32] Exception stack(0xee15dfb0 to 0xee15dff8) [ 1347.499019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.499048][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.499077][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.499129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.499162][ T32] r4:85bb8cc0 [ 1347.499911][ T32] INFO: task kworker/0:720:7654 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.500007][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.500114][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.500199][ T32] Call trace: [ 1347.500311][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.500430][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.500466][ T32] r4:00000000 [ 1347.500487][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.500548][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.500593][ T32] 9d20: d1737000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.500659][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.500714][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.500742][ T32] r5:80000113 r4:80239bb0 [ 1347.500763][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.500809][ T32] r4:82ac11e4 [ 1347.500829][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.500888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.500934][ T32] r4:eaeb9dc0 [ 1347.500975][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.501060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.501085][ T32] r4:00000000 [ 1347.501125][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.501218][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.501243][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.501292][ T32] r5:00001000 r4:ed35d000 [ 1347.501314][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.501355][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.501436][ T32] r5:85a35f8c r4:85a35c00 [ 1347.501462][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.501532][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.501556][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.501625][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.501652][ T32] r4:848b5900 [ 1347.501673][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.501719][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.501742][ T32] r4:00000001 [ 1347.501762][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.501827][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.501857][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.501886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.501982][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.502077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1347.502270][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1347.519679][ T32] r10:82918888 r9:ee17dd84 r8:00000002 r7:60000113 r6:ee17dd8c r5:85c14800 ** 6 printk messages dropped ** [ 1347.519973][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.520182][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.520374][ T32] r5:00001000 r4:edd45000 [ 1347.520396][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.520486][ T32] r5:849a3b8c r4:849a3800 ** 4 printk messages dropped ** [ 1347.520721][ T32] r4:854e3800 ** 6 printk messages dropped ** [ 1347.520995][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.522151][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1347.533205][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.533540][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.533871][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.534291][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.534533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1347.535252][ T32] r4:85c13c00 ** 3 printk messages dropped ** [ 1347.535371][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.535826][ T32] r9:83018005 r8:85c13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f793000 ** 1 printk messages dropped ** [ 1347.535946][ T32] r5:00001000 r4:edcbf000 ** 1 printk messages dropped ** [ 1347.536046][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.536278][ T32] r4:854e3900 ** 6 printk messages dropped ** [ 1347.536579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.536633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.536683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.536709][ T32] r4:8589a240 [ 1347.537452][ T32] INFO: task kworker/0:722:7659 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.537486][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.537595][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.537644][ T32] Call trace: [ 1347.537674][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.537720][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.537744][ T32] r4:00000000 [ 1347.537763][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.537800][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.537828][ T32] 9d20: d1db4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.537856][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.537904][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.537932][ T32] r5:80000113 r4:80239bb0 [ 1347.537963][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.538011][ T32] r4:82ac11e4 [ 1347.538032][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.538102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.538148][ T32] r4:eaeb9dc0 [ 1347.538192][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.538265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.538312][ T32] r4:00000000 [ 1347.538354][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.538411][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.538456][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.538512][ T32] r5:00001000 r4:ed35d000 [ 1347.538535][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.538635][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.538815][ T32] r5:85a35f8c r4:85a35c00 [ 1347.538879][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.538967][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.539058][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.539112][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.539157][ T32] r4:848b5900 [ 1347.539180][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.539227][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.539273][ T32] r4:00000001 [ 1347.539350][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.539448][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.539490][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.539523][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.539563][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.539618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.539644][ T32] r4:84bf9700 [ 1347.539701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.539729][ T32] INFO: task kworker/0:723:7661 blocked for more than 474 seconds. [ 1347.539798][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.539901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.539967][ T32] task:kworker/0:723 state:D stack:0 pid:7661 tgid:7661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.540038][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.540080][ T32] Call trace: [ 1347.540156][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1347.540203][ T32] r10:82918888 r9:ee185d84 r8:00000002 r7:60000013 r6:ee185d8c r5:85c15400 [ 1347.540247][ T32] r4:85c15400 [ 1347.540271][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1347.540479][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.540675][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1347.540812][ T32] r5:00001000 r4:edcf3000 [ 1347.540832][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.540891][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.541002][ T32] r7:dddced80 r6:83018000 r5:849a378c r4:854e3a00 ** 7 printk messages dropped ** [ 1347.541322][ T32] Exception stack(0xee185fb0 to 0xee185ff8) ** 6 printk messages dropped ** [ 1347.541969][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.559429][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1347.559789][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.560098][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.560747][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.560990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1347.561338][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.561873][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda25e08 ** 5 printk messages dropped ** [ 1347.574306][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.574599][ T32] r5:00001000 r4:edd7b000 [ 1347.574622][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.574663][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.574706][ T32] r5:849a2b8c r4:849a2800 [ 1347.574743][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.574806][ T32] r7:dddced80 r6:83018000 r5:849a2b8c r4:854e3b00 [ 1347.574853][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.574914][ T32] r10:61c88647 r9:85c16c00 r8:854e3b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.574960][ T32] r4:854e3b00 [ 1347.574983][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.575055][ T32] r10:00000000 r9:854e3b00 r8:8027f5e8 r7:ee17de60 r6:854e3b80 r5:85c16c00 [ 1347.575081][ T32] r4:00000001 [ 1347.575125][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.575167][ T32] Exception stack(0xeda25fb0 to 0xeda25ff8) [ 1347.575208][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.575262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.575292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.575344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.575370][ T32] r4:8589a600 [ 1347.576109][ T32] INFO: task kworker/0:724:7664 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.576164][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.576268][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.576320][ T32] Call trace: [ 1347.576370][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.576455][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.576485][ T32] r4:00000000 [ 1347.576506][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.576547][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.576603][ T32] 9d20: d2382000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.576636][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.576686][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.576714][ T32] r5:80000113 r4:80239bb0 [ 1347.576734][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.576780][ T32] r4:82ac11e4 [ 1347.576844][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.576898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.576921][ T32] r4:eaeb9dc0 [ 1347.576941][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.576986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.577008][ T32] r4:00000000 [ 1347.577027][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.577074][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.577140][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.577192][ T32] r5:00001000 r4:ed35d000 [ 1347.577214][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.577297][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.577346][ T32] r5:85a35f8c r4:85a35c00 [ 1347.577388][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.577448][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.577470][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.577539][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.577612][ T32] r4:848b5900 [ 1347.577700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.577751][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.577857][ T32] r4:00000001 [ 1347.577881][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.577935][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.578008][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.578110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 13 printk messages dropped ** [ 1347.578725][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1347.579359][ T32] r5:00001000 r4:eddcd000 [ 1347.579394][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.579613][ T32] r7:dddced80 r6:83018000 r5:849a238c r4:854e3c00 ** 7 printk messages dropped ** [ 1347.579914][ T32] Exception stack(0xee179fb0 to 0xee179ff8) ** 2 printk messages dropped ** [ 1347.580004][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.580531][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.580838][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 2 printk messages dropped ** [ 1347.580918][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1347.581088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 5 printk messages dropped ** [ 1347.581299][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 4 printk messages dropped ** [ 1347.581537][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1347.581763][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1347.581927][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.582119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.600938][ T32] INFO: task kworker/0:726:7667 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1347.601160][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.601368][ T32] r4:85c13000 ** 2 printk messages dropped ** [ 1347.601512][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.601554][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.601600][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee189e08 [ 1347.601625][ T32] r4:00000000 [ 1347.601645][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1347.601682][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1347.601735][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.601786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589ac80 [ 1347.601850][ T32] r4:00000000 [ 1347.602001][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.602059][ T32] r9:83018005 r8:85c13000 r7:00000000 r6:83018000 r5:00001000 r4:7f79f000 [ 1347.602096][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.602221][ T32] r5:00001000 r4:ede4f000 [ 1347.614864][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.615001][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.615055][ T32] r5:85c8438c r4:85c84000 [ 1347.615079][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.615130][ T32] r7:dddced80 r6:83018000 r5:85c8438c r4:854e3d00 [ 1347.615153][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.615200][ T32] r10:61c88647 r9:85c13000 r8:854e3d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.615223][ T32] r4:854e3d00 [ 1347.615244][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.615291][ T32] r10:00000000 r9:854e3d00 r8:8027f5e8 r7:ee179e60 r6:854e3d80 r5:85c13000 [ 1347.615313][ T32] r4:00000001 [ 1347.615333][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.615392][ T32] Exception stack(0xee189fb0 to 0xee189ff8) [ 1347.615453][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.615493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.615521][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.615550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.615573][ T32] r4:8589ab00 [ 1347.616323][ T32] INFO: task kworker/0:726:7667 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.616360][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.616457][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.616519][ T32] Call trace: [ 1347.616614][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.616670][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.616695][ T32] r4:00000000 [ 1347.616715][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.616753][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.616781][ T32] 9d20: d2b96000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.616809][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.616846][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.616875][ T32] r5:80000113 r4:80239bb0 [ 1347.616940][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.616998][ T32] r4:82ac11e4 [ 1347.617019][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.617076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.617100][ T32] r4:eaeb9dc0 [ 1347.617123][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.617174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.617213][ T32] r4:00000000 [ 1347.617237][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.617291][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.617314][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.617391][ T32] r5:00001000 r4:ed35d000 [ 1347.617423][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.617472][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.617515][ T32] r5:85a35f8c r4:85a35c00 [ 1347.617535][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.617580][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.617600][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.617646][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.617667][ T32] r4:848b5900 [ 1347.617686][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.617730][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.617754][ T32] r4:00000001 [ 1347.617801][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.617846][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.617873][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.617913][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.617942][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.617993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.618018][ T32] r4:84bf9700 [ 1347.618049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.618081][ T32] INFO: task kworker/0:727:7670 blocked for more than 474 seconds. [ 1347.618115][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.618162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.618186][ T32] task:kworker/0:727 state:D stack:0 pid:7670 tgid:7670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.618266][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.618311][ T32] Call trace: [ 1347.618385][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1347.618463][ T32] r10:82918888 r9:ee191d84 r8:00000002 r7:60000113 r6:ee191d8c r5:85c12400 [ 1347.618516][ T32] r4:85c12400 [ 1347.618594][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1347.618642][ T32] r5:85c12400 r4:82918884 [ 1347.618664][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.618702][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.618745][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee191e08 [ 1347.618780][ T32] r4:00000000 [ 1347.618803][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1347.618841][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1347.618901][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.618951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589aa80 [ 1347.618974][ T32] r4:00000000 [ 1347.619003][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.619051][ T32] r9:83018005 r8:85c12400 r7:00000000 r6:83018000 r5:00001000 r4:7f79d000 [ 1347.619072][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.619136][ T32] r5:00001000 r4:ede29000 [ 1347.619160][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.619235][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.619281][ T32] r5:849a338c r4:849a3000 [ 1347.619303][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.619369][ T32] r7:dddced80 r6:83018000 r5:849a338c r4:854e3e00 [ 1347.619421][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.619493][ T32] r10:61c88647 r9:85c12400 r8:854e3e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.619519][ T32] r4:854e3e00 [ 1347.619542][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.619589][ T32] r10:00000000 r9:854e3e00 r8:8027f5e8 r7:ee189e60 r6:854e3e80 r5:85c12400 [ 1347.619611][ T32] r4:00000001 [ 1347.619631][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.619687][ T32] Exception stack(0xee191fb0 to 0xee191ff8) [ 1347.619717][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.619768][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.619810][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.619840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.619863][ T32] r4:8589ab80 [ 1347.620243][ T32] INFO: task kworker/0:727:7670 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.620274][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.620378][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.620427][ T32] Call trace: [ 1347.620481][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.620528][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.620574][ T32] r4:00000000 [ 1347.620607][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.620670][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.620702][ T32] 9d20: d2b96000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.620740][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.620769][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.620814][ T32] r5:80000113 r4:80239bb0 [ 1347.620838][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.620882][ T32] r4:82ac11e4 [ 1347.620903][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.620951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.620994][ T32] r4:eaeb9dc0 [ 1347.621038][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.621101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.621150][ T32] r4:00000000 [ 1347.621177][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.621248][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.621273][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1347.621709][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1347.643319][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.643813][ T32] r5:85c10c00 r4:82918884 ** 2 printk messages dropped ** [ 1347.643948][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee195e08 [ 1347.643973][ T32] r4:00000000 [ 1347.644015][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1347.644055][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1347.644120][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.644189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589ae00 [ 1347.644224][ T32] r4:00000000 [ 1347.644269][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.644342][ T32] r9:83018005 r8:85c10c00 r7:00000000 r6:83018000 r5:00001000 r4:7f7a1000 [ 1347.644389][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.644461][ T32] r5:00001000 r4:ede89000 [ 1347.644485][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.644536][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.644604][ T32] r5:85c8478c r4:85c84400 [ 1347.644648][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.644701][ T32] r7:dddced80 r6:83018000 r5:85c8478c r4:854e3f00 [ 1347.644744][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.644794][ T32] r10:61c88647 r9:85c10c00 r8:854e3f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.644817][ T32] r4:854e3f00 [ 1347.644871][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.644945][ T32] r10:00000000 r9:854e3f00 r8:8027f5e8 r7:ee189e60 r6:854e3f80 r5:85c10c00 [ 1347.644972][ T32] r4:00000001 [ 1347.644993][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.645031][ T32] Exception stack(0xee195fb0 to 0xee195ff8) [ 1347.645080][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.645134][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.645180][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.645211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.645245][ T32] r4:8589ad00 [ 1347.646005][ T32] INFO: task kworker/0:728:7672 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.646061][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.646168][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.646217][ T32] Call trace: [ 1347.646247][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.646294][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.646317][ T32] r4:00000000 [ 1347.646369][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.646424][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.646453][ T32] 9d20: d2fb3000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.646482][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.646507][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.646530][ T32] r5:80000113 r4:80239bb0 [ 1347.646578][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.646628][ T32] r4:82ac11e4 [ 1347.646650][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.646699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.646722][ T32] r4:eaeb9dc0 [ 1347.646741][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.646802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 8 printk messages dropped ** [ 1347.647151][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.647444][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.647587][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.647869][ T32] INFO: task kworker/0:729:7674 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1347.648067][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.648204][ T32] r4:85c11800 ** 2 printk messages dropped ** [ 1347.648292][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.648555][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1347.648779][ T32] r9:83018005 r8:85c11800 r7:00000000 r6:83018000 r5:00001000 r4:7f7a3000 ** 1 printk messages dropped ** [ 1347.648853][ T32] r5:00001000 r4:edebf000 [ 1347.648872][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1347.649131][ T32] r4:85bbc000 ** 7 printk messages dropped ** [ 1347.649551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.650287][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 8 printk messages dropped ** [ 1347.650641][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.650925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 ** 7 printk messages dropped ** [ 1347.651422][ T32] r5:85a35f8c r4:85a35c00 ** 3 printk messages dropped ** [ 1347.651556][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.651578][ T32] r4:848b5900 [ 1347.651600][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.651648][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.651697][ T32] r4:00000001 [ 1347.651723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.651763][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.651814][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.651871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.651925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.651982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.652010][ T32] r4:84bf9700 [ 1347.652031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.652078][ T32] INFO: task kworker/0:730:7676 blocked for more than 474 seconds. [ 1347.652111][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.652138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.652159][ T32] task:kworker/0:730 state:D stack:0 pid:7676 tgid:7676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.674649][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.674857][ T32] Call trace: [ 1347.674904][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1347.674968][ T32] r10:82918888 r9:ee19dd84 r8:00000002 r7:60000113 r6:ee19dd8c r5:84a00000 [ 1347.674995][ T32] r4:84a00000 [ 1347.675043][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1347.675091][ T32] r5:84a00000 r4:82918884 [ 1347.675114][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.675155][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.675200][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee19de08 [ 1347.675222][ T32] r4:00000000 [ 1347.675241][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1347.675279][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1347.675324][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.675370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bc3380 [ 1347.675394][ T32] r4:00000000 [ 1347.675454][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.675510][ T32] r9:83018005 r8:84a00000 r7:00000000 r6:83018000 r5:00001000 r4:7f7a9000 [ 1347.675534][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.675645][ T32] r5:00001000 r4:edf6f000 [ 1347.675678][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.675723][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.675794][ T32] r5:85c8578c r4:85c85400 [ 1347.675823][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.675875][ T32] r7:dddced80 r6:83018000 r5:85c8578c r4:85bbc100 [ 1347.675911][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.675965][ T32] r10:61c88647 r9:84a00000 r8:85bbc12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.675990][ T32] r4:85bbc100 [ 1347.676012][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.676059][ T32] r10:00000000 r9:85bbc100 r8:8027f5e8 r7:ee199e60 r6:85bbc180 r5:84a00000 [ 1347.676082][ T32] r4:00000001 [ 1347.676102][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.676141][ T32] Exception stack(0xee19dfb0 to 0xee19dff8) [ 1347.676204][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.676243][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.676281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.676314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.676361][ T32] r4:8589ae80 [ 1347.677139][ T32] INFO: task kworker/0:730:7676 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.677174][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.677240][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.677313][ T32] Call trace: [ 1347.677350][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.677400][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.677447][ T32] r4:00000000 [ 1347.677481][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.677549][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.677687][ T32] 9d20: d357d000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.677722][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.677750][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.677800][ T32] r5:80000113 r4:80239bb0 [ 1347.677825][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.677872][ T32] r4:82ac11e4 [ 1347.677903][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.677998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.678025][ T32] r4:eaeb9dc0 [ 1347.678047][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.678095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.678117][ T32] r4:00000000 [ 1347.678137][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.678183][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.678205][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.678246][ T32] r5:00001000 r4:ed35d000 [ 1347.678325][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.678373][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.678424][ T32] r5:85a35f8c r4:85a35c00 [ 1347.678446][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.678492][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.678514][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.678582][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.678608][ T32] r4:848b5900 [ 1347.678631][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.678683][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.678707][ T32] r4:00000001 [ 1347.678727][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.678763][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.678789][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.678817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.678845][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.679013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.679041][ T32] r4:84bf9700 [ 1347.679091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.679125][ T32] INFO: task kworker/0:731:7677 blocked for more than 474 seconds. [ 1347.679163][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.679207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.679231][ T32] task:kworker/0:731 state:D stack:0 pid:7677 tgid:7677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.679304][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.679352][ T32] Call trace: [ 1347.679416][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1347.679493][ T32] r4:84a00c00 ** 4 printk messages dropped ** [ 1347.679737][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee18de08 [ 1347.679805][ T32] r4:00000000 [ 1347.679828][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1347.679867][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1347.679932][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.679982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bc3000 [ 1347.680005][ T32] r4:00000000 [ 1347.680052][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.680129][ T32] r9:83018005 r8:84a00c00 r7:00000000 r6:83018000 r5:00001000 r4:7f7a5000 [ 1347.680154][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.680199][ T32] r5:00001000 r4:edefb000 [ 1347.680219][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.680297][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.680369][ T32] r5:85c8538c r4:85c85000 [ 1347.680416][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.680469][ T32] r7:dddced80 r6:83018000 r5:85c8538c r4:85bbc200 [ 1347.680490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.680550][ T32] r10:61c88647 r9:84a00c00 r8:85bbc22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.680576][ T32] r4:85bbc200 [ 1347.680609][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.680702][ T32] r10:00000000 r9:85bbc200 r8:8027f5e8 r7:ee19de60 r6:85bbc280 r5:84a00c00 [ 1347.680817][ T32] r4:00000001 [ 1347.680839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.680876][ T32] Exception stack(0xee18dfb0 to 0xee18dff8) [ 1347.680930][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.680962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.680991][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.681047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.681080][ T32] r4:85bc3100 [ 1347.681518][ T32] INFO: task kworker/0:731:7677 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.681628][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.681912][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.682066][ T32] Call trace: [ 1347.682223][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.706530][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.706700][ T32] r4:00000000 [ 1347.706729][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.706959][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.706999][ T32] 9d20: d3807000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.707121][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.707243][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.707271][ T32] r5:80000113 r4:80239bb0 [ 1347.707294][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.707343][ T32] r4:82ac11e4 [ 1347.707364][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.707417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.707560][ T32] r4:eaeb9dc0 [ 1347.707591][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.707684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.707717][ T32] r4:00000000 [ 1347.707739][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.707815][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.707842][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.707890][ T32] r5:00001000 r4:ed35d000 [ 1347.707911][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.707995][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.708078][ T32] r5:85a35f8c r4:85a35c00 [ 1347.708130][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.708348][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.708375][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.708432][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.708457][ T32] r4:848b5900 [ 1347.708479][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.708590][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.708617][ T32] r4:00000001 [ 1347.708639][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.708677][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.708703][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.708731][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.708758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.708787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.708809][ T32] r4:84bf9700 ** 2 printk messages dropped ** [ 1347.709132][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1347.710372][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1a1e08 ** 9 printk messages dropped ** [ 1347.710879][ T32] r5:00001000 r4:edf55000 ** 3 printk messages dropped ** [ 1347.711004][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1347.733431][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1347.734318][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1347.734944][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1347.736748][ T32] r4:84bf9700 ** 8 printk messages dropped ** [ 1347.737682][ T32] r10:82918888 r9:ee1a9d84 r8:00000002 r7:60000113 r6:ee1a9d8c r5:84a02400 ** 15 printk messages dropped ** [ 1347.739275][ T32] r5:00001000 r4:ee01b000 [ 1347.739341][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.739385][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.739473][ T32] r5:85c8638c r4:85c86000 [ 1347.739525][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.739608][ T32] r7:dddced80 r6:83018000 r5:85c8638c r4:85bbc400 [ 1347.739653][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.739733][ T32] r10:61c88647 r9:84a02400 r8:85bbc42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.739759][ T32] r4:85bbc400 [ 1347.739780][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.739826][ T32] r10:00000000 r9:85bbc400 r8:8027f5e8 r7:ee19de60 r6:85bbc480 r5:84a02400 [ 1347.739957][ T32] r4:00000001 [ 1347.740151][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.740267][ T32] Exception stack(0xee1a9fb0 to 0xee1a9ff8) [ 1347.740362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.740415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.740448][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.740478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.740501][ T32] r4:85bc3400 [ 1347.741109][ T32] INFO: task kworker/0:733:7682 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.741141][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.741352][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.741435][ T32] Call trace: [ 1347.741505][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.741696][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.741826][ T32] r4:00000000 [ 1347.741862][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.741904][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) ** 4 printk messages dropped ** [ 1347.742033][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 16 printk messages dropped ** [ 1347.756435][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.757000][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1347.757993][ T32] r5:84a03000 r4:82918884 ** 6 printk messages dropped ** [ 1347.758408][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.758677][ T32] r5:00001000 r4:edf8f000 ** 3 printk messages dropped ** [ 1347.759081][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1347.759595][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.759622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.759661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.759688][ T32] r4:85bc3700 [ 1347.760458][ T32] INFO: task kworker/0:734:7684 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.760492][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.760638][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.761257][ T32] Call trace: [ 1347.761322][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.761650][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.761699][ T32] r4:00000000 [ 1347.761722][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.761832][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.761938][ T32] 9d20: d3bcc000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.761971][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.761999][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.762023][ T32] r5:80000113 r4:80239bb0 [ 1347.762136][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.784365][ T32] r4:82ac11e4 [ 1347.784475][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.784914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.784947][ T32] r4:eaeb9dc0 [ 1347.785011][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.785304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.785357][ T32] r4:00000000 [ 1347.785381][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.785436][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.785516][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.785750][ T32] r5:00001000 r4:ed35d000 [ 1347.785775][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.785817][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.785863][ T32] r5:85a35f8c r4:85a35c00 [ 1347.785884][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.785938][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.785961][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.786009][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.786032][ T32] r4:848b5900 [ 1347.786052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.786098][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.786294][ T32] r4:00000001 [ 1347.786338][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.786382][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.786418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.786447][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.786674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.786710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.786733][ T32] r4:84bf9700 [ 1347.786758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.786788][ T32] INFO: task kworker/0:735:7686 blocked for more than 474 seconds. [ 1347.786821][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1347.786867][ T32] task:kworker/0:735 state:D stack:0 pid:7686 tgid:7686 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.788000][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1b1e08 ** 7 printk messages dropped ** [ 1347.788467][ T32] r9:83018005 r8:84a03c00 r7:00000000 r6:83018000 r5:00001000 r4:7f7ad000 ** 1 printk messages dropped ** [ 1347.788530][ T32] r5:00001000 r4:edfbf000 [ 1347.788550][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1347.788655][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.789081][ T32] Exception stack(0xee1b1fb0 to 0xee1b1ff8) ** 6 printk messages dropped ** [ 1347.790202][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1347.790948][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1347.791717][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1347.791960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.792008][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.792052][ T32] r4:848b5900 [ 1347.792231][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.813539][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.813593][ T32] r4:00000001 [ 1347.813749][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.813845][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.813881][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.814029][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.814115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.814178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.814205][ T32] r4:84bf9700 [ 1347.814231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.814273][ T32] INFO: task kworker/0:736:7688 blocked for more than 474 seconds. [ 1347.814306][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.814501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.815197][ T32] task:kworker/0:736 state:D stack:0 pid:7688 tgid:7688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.815264][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.815315][ T32] Call trace: [ 1347.815606][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1347.815734][ T32] r10:82918888 r9:ee1b5d84 r8:00000002 r7:60000013 r6:ee1b5d8c r5:84a04800 [ 1347.815766][ T32] r4:84a04800 [ 1347.815790][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1347.815832][ T32] r5:84a04800 r4:82918884 [ 1347.815852][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.815891][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.815935][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1b5e08 [ 1347.815958][ T32] r4:00000000 [ 1347.816080][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1347.816122][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1347.816329][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.816394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bc38c0 [ 1347.816434][ T32] r4:00000000 [ 1347.816456][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.816506][ T32] r9:83018005 r8:84a04800 r7:00000000 r6:83018000 r5:00001000 r4:7f7af000 [ 1347.816528][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.816570][ T32] r5:00001000 r4:edfef000 [ 1347.816862][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.817012][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.817071][ T32] r5:85c8678c r4:85c86400 [ 1347.817096][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.817570][ T32] r7:dddced80 r6:83018000 r5:85c8678c r4:85bbc700 [ 1347.817598][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.817647][ T32] r10:61c88647 r9:84a04800 r8:85bbc72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.817672][ T32] r4:85bbc700 [ 1347.817692][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.817736][ T32] r10:00000000 r9:85bbc700 r8:8027f5e8 r7:ee1a9e60 r6:85bbc780 r5:84a04800 [ 1347.817786][ T32] r4:00000001 [ 1347.817810][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.817849][ T32] Exception stack(0xee1b5fb0 to 0xee1b5ff8) [ 1347.817877][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.817905][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.817957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.818113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.818139][ T32] r4:85bc37c0 [ 1347.818904][ T32] INFO: task kworker/0:736:7688 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.818975][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.819145][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.819198][ T32] Call trace: [ 1347.819273][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.819323][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.819349][ T32] r4:00000000 [ 1347.819370][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.819448][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.819482][ T32] 9d20: d40e7000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.819512][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.819539][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.819624][ T32] r5:80000113 r4:80239bb0 [ 1347.819724][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.819777][ T32] r4:82ac11e4 [ 1347.819825][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.819896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.819923][ T32] r4:eaeb9dc0 [ 1347.819944][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.820018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.820045][ T32] r4:00000000 [ 1347.820065][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.820115][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.820180][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.820228][ T32] r5:00001000 r4:ed35d000 [ 1347.820250][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.820368][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.820426][ T32] r5:85a35f8c r4:85a35c00 [ 1347.820453][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.820560][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.820593][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.820662][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.820746][ T32] r4:848b5900 [ 1347.820793][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.820845][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.820882][ T32] r4:00000001 [ 1347.820907][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.820945][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.820972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.821002][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.821116][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.821183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1347.860313][ T32] task:kworker/0:737 state:D stack:0 pid:7690 tgid:7690 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.861663][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1b9e08 ** 6 printk messages dropped ** [ 1347.862079][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1347.865115][ T32] r5:00001000 r4:ee09b000 [ 1347.865181][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.865253][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.865408][ T32] r5:85c8738c r4:85c87000 [ 1347.865435][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.865599][ T32] r10:61c88647 r9:84a05400 r8:85bbc82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1347.865858][ T32] Exception stack(0xee1b9fb0 to 0xee1b9ff8) ** 4 printk messages dropped ** [ 1347.866105][ T32] r4:85bc3880 ** 2 printk messages dropped ** [ 1347.867161][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.867407][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 ** 5 printk messages dropped ** [ 1347.867784][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1347.868008][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1347.868138][ T32] r4:eaeb9dc0 ** 3 printk messages dropped ** [ 1347.868262][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1347.868551][ T32] r5:85a35f8c r4:85a35c00 ** 2 printk messages dropped ** [ 1347.868762][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.869255][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 3 printk messages dropped ** [ 1347.869476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1347.869795][ T32] task:kworker/0:738 state:D stack:0 pid:7691 tgid:7691 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1347.870080][ T32] r10:82918888 r9:ee1a5d84 r8:00000002 r7:60000113 r6:ee1a5d8c r5:84a06000 [ 1347.870193][ T32] r4:84a06000 [ 1347.870218][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1347.870258][ T32] r5:84a06000 r4:82918884 [ 1347.870277][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.870316][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.870362][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1a5e08 [ 1347.870385][ T32] r4:00000000 [ 1347.870414][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1347.870691][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1347.870737][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.870878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bc3d80 [ 1347.870981][ T32] r4:00000000 [ 1347.871045][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.871097][ T32] r9:83018005 r8:84a06000 r7:00000000 r6:83018000 r5:00001000 r4:7f7b5000 [ 1347.871119][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.871162][ T32] r5:00001000 r4:ee07b000 [ 1347.871182][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.871221][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.871262][ T32] r5:85c86f8c r4:85c86c00 [ 1347.871282][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.871349][ T32] r7:dddced80 r6:83018000 r5:85c86f8c r4:85bbc900 [ 1347.871459][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.871510][ T32] r10:61c88647 r9:84a06000 r8:85bbc92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.871533][ T32] r4:85bbc900 [ 1347.871552][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.871597][ T32] r10:00000000 r9:85bbc900 r8:8027f5e8 r7:ee1b9e60 r6:85bbc980 r5:84a06000 [ 1347.871638][ T32] r4:00000001 [ 1347.871663][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.871700][ T32] Exception stack(0xee1a5fb0 to 0xee1a5ff8) [ 1347.871727][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.871829][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.871916][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.872216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.891169][ T32] r4:85bc3880 [ 1347.892041][ T32] INFO: task kworker/0:738:7691 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.892088][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.906271][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.906395][ T32] Call trace: [ 1347.906497][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.906579][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.906608][ T32] r4:00000000 [ 1347.906631][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.906673][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.906703][ T32] 9d20: d4a80000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.906759][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.906789][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.906856][ T32] r5:80000113 r4:80239bb0 [ 1347.906883][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.906932][ T32] r4:82ac11e4 [ 1347.906952][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.907001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.907023][ T32] r4:eaeb9dc0 [ 1347.907044][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.907132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.907244][ T32] r4:00000000 [ 1347.907399][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.907456][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.907479][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.907523][ T32] r5:00001000 r4:ed35d000 [ 1347.907543][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.907675][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.907799][ T32] r5:85a35f8c r4:85a35c00 [ 1347.907824][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.907928][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.907954][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.908200][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.908227][ T32] r4:848b5900 [ 1347.908323][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.908374][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.908398][ T32] r4:00000001 [ 1347.908438][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.908477][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.908504][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.908682][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.908991][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.909344][ T32] r5:84a06c00 r4:82918884 ** 3 printk messages dropped ** [ 1347.909614][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.909965][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1347.910111][ T32] r5:00001000 r4:ee143000 [ 1347.910166][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.910333][ T32] r7:dddced80 r6:83018000 r5:85c87b8c r4:85bbca00 ** 7 printk messages dropped ** [ 1347.910729][ T32] Exception stack(0xee1bdfb0 to 0xee1bdff8) ** 6 printk messages dropped ** [ 1347.911671][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1347.924885][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1347.925574][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.925688][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.925716][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.925763][ T32] r5:00001000 r4:ed35d000 [ 1347.925971][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.926017][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.926089][ T32] r5:85a35f8c r4:85a35c00 [ 1347.926205][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.926318][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.926443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.926499][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.926582][ T32] r4:848b5900 [ 1347.926897][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.926950][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.926974][ T32] r4:00000001 [ 1347.926995][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.927109][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.927216][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.927254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.927312][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.927440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.927467][ T32] r4:84bf9700 [ 1347.927493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.927537][ T32] INFO: task kworker/0:740:7696 blocked for more than 474 seconds. [ 1347.927573][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.927658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.927684][ T32] task:kworker/0:740 state:D stack:0 pid:7696 tgid:7696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.927828][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.927875][ T32] Call trace: [ 1347.928157][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1347.928211][ T32] r10:82918888 r9:ee1c1d84 r8:00000002 r7:60000113 r6:ee1c1d8c r5:85c28000 [ 1347.928235][ T32] r4:85c28000 [ 1347.928283][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1347.928326][ T32] r5:85c28000 r4:82918884 [ 1347.928347][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.928443][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.928494][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1c1e08 [ 1347.928562][ T32] r4:00000000 [ 1347.928644][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1347.928770][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1347.928814][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.928860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589a1c0 [ 1347.928882][ T32] r4:00000000 [ 1347.929084][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.929141][ T32] r9:83018005 r8:85c28000 r7:00000000 r6:83018000 r5:00001000 r4:7f7b9000 [ 1347.929207][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.929253][ T32] r5:00001000 r4:ee12b000 [ 1347.929274][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.929314][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.929358][ T32] r5:85c8778c r4:85c87400 [ 1347.929394][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.929455][ T32] r7:dddced80 r6:83018000 r5:85c8778c r4:85bbcb00 [ 1347.929480][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.929527][ T32] r10:61c88647 r9:85c28000 r8:85bbcb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.929572][ T32] r4:85bbcb00 [ 1347.929624][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.929750][ T32] r10:00000000 r9:85bbcb00 r8:8027f5e8 r7:ee1bde60 r6:85bbcb80 r5:85c28000 [ 1347.929804][ T32] r4:00000001 [ 1347.929827][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.929965][ T32] Exception stack(0xee1c1fb0 to 0xee1c1ff8) [ 1347.930012][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.930041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.930069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.930158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.930185][ T32] r4:85bc3f40 [ 1347.930986][ T32] INFO: task kworker/0:740:7696 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.931051][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.931207][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.931254][ T32] Call trace: [ 1347.931408][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.931463][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.931533][ T32] r4:00000000 [ 1347.931557][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.931597][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.931624][ T32] 9d20: d4a80000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.931653][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.931678][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.931701][ T32] r5:80000113 r4:80239bb0 [ 1347.931721][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.932025][ T32] r4:82ac11e4 [ 1347.932050][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.932164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 ** 4 printk messages dropped ** [ 1347.952976][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1347.953489][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.953861][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) ** 4 printk messages dropped ** [ 1347.954248][ T32] r4:84bf9700 ** 4 printk messages dropped ** [ 1347.954385][ T32] task:kworker/0:741 state:D stack:0 pid:7699 tgid:7699 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.955169][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.955687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599d340 [ 1347.955712][ T32] r4:00000000 [ 1347.955731][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.955777][ T32] r9:83018005 r8:85c29800 r7:00000000 r6:83018000 r5:00001000 r4:7f7bf000 [ 1347.955798][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.955839][ T32] r5:00001000 r4:ee1d7000 [ 1347.955859][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.955898][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.955940][ T32] r5:85c87f8c r4:85c87c00 [ 1347.955959][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.956003][ T32] r7:dddced80 r6:83018000 r5:85c87f8c r4:85bbcc00 [ 1347.956025][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.956071][ T32] r10:61c88647 r9:85c29800 r8:85bbcc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.956093][ T32] r4:85bbcc00 [ 1347.956149][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.956200][ T32] r10:00000000 r9:85bbcc00 r8:8027f5e8 r7:ee1bde60 r6:85bbcc80 r5:85c29800 [ 1347.956238][ T32] r4:00000001 [ 1347.956261][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.956299][ T32] Exception stack(0xee1c9fb0 to 0xee1c9ff8) [ 1347.956364][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.956397][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.956433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.956464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.956485][ T32] r4:8599d100 [ 1347.957220][ T32] INFO: task kworker/0:741:7699 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.957266][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.957432][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.957483][ T32] Call trace: [ 1347.957519][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.957629][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.957744][ T32] r4:00000000 [ 1347.957767][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.957808][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.957861][ T32] 9d20: d4d46000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.957900][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.957928][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.957977][ T32] r5:80000113 r4:80239bb0 [ 1347.958001][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.958047][ T32] r4:82ac11e4 [ 1347.958068][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.958116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.958138][ T32] r4:eaeb9dc0 [ 1347.958158][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.958203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.958374][ T32] r4:00000000 [ 1347.958400][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.958453][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.958477][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.958571][ T32] r5:00001000 r4:ed35d000 [ 1347.958637][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.958688][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.958732][ T32] r5:85a35f8c r4:85a35c00 [ 1347.958752][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.958798][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.958900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.958951][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.958974][ T32] r4:848b5900 [ 1347.958994][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.959041][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.959127][ T32] r4:00000001 [ 1347.959230][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.959272][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.959300][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.959330][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.959356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.959455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.959487][ T32] r4:84bf9700 [ 1347.959509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.959535][ T32] INFO: task kworker/0:742:7700 blocked for more than 474 seconds. [ 1347.959569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.959591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.959611][ T32] task:kworker/0:742 state:D stack:0 pid:7700 tgid:7700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.959656][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.959884][ T32] Call trace: [ 1347.959926][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1347.959972][ T32] r10:82918888 r9:ee1cdd84 r8:00000002 r7:60000113 r6:ee1cdd8c r5:85c2a400 [ 1347.959994][ T32] r4:85c2a400 [ 1347.960014][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1347.960107][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.960493][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.960535][ T32] r5:00001000 r4:ee21f000 [ 1347.960555][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.960596][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.960638][ T32] r5:85c94f8c r4:85c94c00 [ 1347.960657][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.961080][ T32] r4:85bbcd00 ** 4 printk messages dropped ** [ 1347.961441][ T32] Exception stack(0xee1cdfb0 to 0xee1cdff8) ** 6 printk messages dropped ** [ 1347.962100][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.993168][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 ** 11 printk messages dropped ** [ 1347.993638][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 ** 8 printk messages dropped ** [ 1347.994035][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.994311][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.994680][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.994981][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1c5e08 ** 9 printk messages dropped ** [ 1347.995500][ T32] r5:00001000 r4:ee1e3000 [ 1347.995522][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.995629][ T32] r5:85c9438c r4:85c94000 ** 4 printk messages dropped ** [ 1347.995861][ T32] r4:85bbce00 ** 6 printk messages dropped ** [ 1347.996219][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.996303][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.996339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.996362][ T32] r4:8599d440 [ 1347.997131][ T32] INFO: task kworker/0:743:7704 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1347.997193][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.997303][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.997388][ T32] Call trace: [ 1347.997448][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1347.997496][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1347.997520][ T32] r4:00000000 [ 1347.997561][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.997624][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1347.997656][ T32] 9d20: d5342000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1347.997689][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1347.997737][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1347.997764][ T32] r5:80000113 r4:80239bb0 [ 1347.997786][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.997832][ T32] r4:82ac11e4 [ 1347.997853][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.997923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1347.997972][ T32] r4:eaeb9dc0 [ 1347.997996][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1347.998043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1347.998077][ T32] r4:00000000 [ 1347.998123][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1347.998195][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1347.998241][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.998289][ T32] r5:00001000 r4:ed35d000 [ 1347.998331][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1347.998398][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.998444][ T32] r5:85a35f8c r4:85a35c00 [ 1347.998487][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.998538][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1347.998575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.998624][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.998646][ T32] r4:848b5900 [ 1347.998670][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.998742][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1347.998789][ T32] r4:00000001 [ 1347.998843][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.998883][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1347.998909][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.998960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.998991][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.999021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.999042][ T32] r4:84bf9700 [ 1347.999062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.999085][ T32] INFO: task kworker/0:744:7705 blocked for more than 474 seconds. [ 1347.999112][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.999135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.999154][ T32] task:kworker/0:744 state:D stack:0 pid:7705 tgid:7705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.999665][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1e1e08 ** 9 printk messages dropped ** [ 1348.000076][ T32] r5:00001000 r4:ee1ef000 [ 1348.000120][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.000250][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1348.001134][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1348.028483][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.028571][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.028643][ T32] r5:85a35f8c r4:85a35c00 ** 4 printk messages dropped ** [ 1348.028844][ T32] r4:848b5900 ** 16 printk messages dropped ** [ 1348.029608][ T32] Call trace: [ 1348.029670][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) ** 23 printk messages dropped ** [ 1348.030707][ T32] r10:61c88647 r9:85c2c800 r8:85c4402c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.030754][ T32] r4:85c44000 [ 1348.030777][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.030823][ T32] r10:00000000 r9:85c44000 r8:8027f5e8 r7:ee1cde60 r6:85c44080 r5:85c2c800 [ 1348.030846][ T32] r4:00000001 [ 1348.030876][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.030915][ T32] Exception stack(0xee1edfb0 to 0xee1edff8) [ 1348.030964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.030996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.031045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.031078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.031123][ T32] r4:8599da40 [ 1348.031831][ T32] INFO: task kworker/0:745:7708 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.031864][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.031945][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.032011][ T32] Call trace: [ 1348.032066][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.032115][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.032153][ T32] r4:00000000 [ 1348.032216][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.045297][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.045356][ T32] 9d20: d5c98000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.045387][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.045439][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.045493][ T32] r5:80000113 r4:80239bb0 [ 1348.045519][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.045586][ T32] r4:82ac11e4 [ 1348.045607][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.045674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.045701][ T32] r4:eaeb9dc0 [ 1348.045744][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.045817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.045842][ T32] r4:00000000 [ 1348.045863][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.045910][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.045932][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.046000][ T32] r5:00001000 r4:ed35d000 [ 1348.046024][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.046065][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.046108][ T32] r5:85a35f8c r4:85a35c00 [ 1348.046128][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.046186][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.046280][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.046342][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.046366][ T32] r4:848b5900 [ 1348.046386][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.046444][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.046471][ T32] r4:00000001 [ 1348.046516][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.046589][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.046617][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.046645][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.046701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.046757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.046784][ T32] r4:84bf9700 [ 1348.046819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.046862][ T32] INFO: task kworker/0:746:7710 blocked for more than 474 seconds. [ 1348.046918][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.046949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.046972][ T32] task:kworker/0:746 state:D stack:0 pid:7710 tgid:7710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.047027][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.047149][ T32] Call trace: [ 1348.047184][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.047233][ T32] r10:82918888 r9:ee205d84 r8:00000002 r7:60000113 r6:ee205d8c r5:85c2d400 [ 1348.047255][ T32] r4:85c2d400 [ 1348.047297][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.047341][ T32] r5:85c2d400 r4:82918884 [ 1348.047382][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.047424][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.047469][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee205e08 [ 1348.047491][ T32] r4:00000000 [ 1348.047533][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.047574][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.047634][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.047689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599d900 [ 1348.047733][ T32] r4:00000000 [ 1348.047779][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.047836][ T32] r9:83018005 r8:85c2d400 r7:00000000 r6:83018000 r5:00001000 r4:7f7c7000 [ 1348.047861][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.047927][ T32] r5:00001000 r4:ee207000 [ 1348.047971][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.048014][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.048056][ T32] r5:85c9538c r4:85c95000 [ 1348.048097][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.048169][ T32] r7:dddced80 r6:83018000 r5:85c9538c r4:85c44100 [ 1348.048193][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.048242][ T32] r10:61c88647 r9:85c2d400 r8:85c4412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.048286][ T32] r4:85c44100 [ 1348.048330][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.048380][ T32] r10:00000000 r9:85c44100 r8:8027f5e8 r7:ee1cde60 r6:85c44180 r5:85c2d400 [ 1348.048403][ T32] r4:00000001 [ 1348.048437][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.048481][ T32] Exception stack(0xee205fb0 to 0xee205ff8) [ 1348.048530][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.048584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.048613][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.048643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.048670][ T32] r4:8599d8c0 [ 1348.049396][ T32] INFO: task kworker/0:746:7710 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.049430][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.049534][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.049579][ T32] Call trace: [ 1348.049677][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.049729][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.049765][ T32] r4:00000000 [ 1348.049819][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.049860][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.049910][ T32] 9d20: d5c98000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.049942][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.049967][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.050013][ T32] r5:80000113 r4:80239bb0 [ 1348.050036][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.050080][ T32] r4:82ac11e4 [ 1348.050100][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.050148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.050192][ T32] r4:eaeb9dc0 [ 1348.050237][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.050286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.050330][ T32] r4:00000000 [ 1348.050352][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.050425][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.050451][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.050494][ T32] r5:00001000 r4:ed35d000 [ 1348.050514][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.050580][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.050625][ T32] r5:85a35f8c r4:85a35c00 [ 1348.050675][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.050726][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.050748][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.050793][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.050815][ T32] r4:848b5900 [ 1348.050833][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.050879][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.050925][ T32] r4:00000001 [ 1348.050949][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.050987][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.051014][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.051064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.051094][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.051145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.051193][ T32] r4:84bf9700 [ 1348.051236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.051264][ T32] INFO: task kworker/0:747:7712 blocked for more than 474 seconds. [ 1348.051291][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.051315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.051357][ T32] task:kworker/0:747 state:D stack:0 pid:7712 tgid:7712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.051414][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.051480][ T32] Call trace: [ 1348.051537][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.051610][ T32] r10:82918888 r9:ee211d84 r8:00000002 r7:60000113 r6:ee211d8c r5:85c2e000 [ 1348.051636][ T32] r4:85c2e000 [ 1348.051656][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.051737][ T32] r5:85c2e000 r4:82918884 [ 1348.051783][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.051823][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.051890][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee211e08 [ 1348.051937][ T32] r4:00000000 [ 1348.051970][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.052009][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.052049][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.052093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599db40 [ 1348.052116][ T32] r4:00000000 [ 1348.052179][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.072711][ T32] r9:83018005 r8:85c2e000 r7:00000000 r6:83018000 r5:00001000 r4:7f7c9000 [ 1348.072757][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.072839][ T32] r5:00001000 r4:ee213000 [ 1348.072886][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.072954][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.073002][ T32] r5:85c9578c r4:85c95400 [ 1348.073023][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.073096][ T32] r7:dddced80 r6:83018000 r5:85c9578c r4:85c44200 [ 1348.073142][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.073206][ T32] r10:61c88647 r9:85c2e000 r8:85c4422c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.073231][ T32] r4:85c44200 [ 1348.073250][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.073297][ T32] r10:00000000 r9:85c44200 r8:8027f5e8 r7:ee1cde60 r6:85c44280 r5:85c2e000 [ 1348.073318][ T32] r4:00000001 [ 1348.073339][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.073376][ T32] Exception stack(0xee211fb0 to 0xee211ff8) [ 1348.073412][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.073441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.073467][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.073497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.073538][ T32] r4:8599d440 [ 1348.074263][ T32] INFO: task kworker/0:747:7712 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.074330][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.074416][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.074476][ T32] Call trace: [ 1348.074507][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.074570][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.074596][ T32] r4:00000000 [ 1348.074617][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.074655][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.074707][ T32] 9d20: d613e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.074741][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.074766][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.074789][ T32] r5:80000113 r4:80239bb0 [ 1348.074836][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.074885][ T32] r4:82ac11e4 [ 1348.074906][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.074953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.074975][ T32] r4:eaeb9dc0 [ 1348.075007][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.075074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.075099][ T32] r4:00000000 [ 1348.075119][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.075266][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.075378][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.075433][ T32] r5:00001000 r4:ed35d000 [ 1348.075472][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.075517][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.075590][ T32] r5:85a35f8c r4:85a35c00 [ 1348.075651][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.075775][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.075799][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.075847][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.075869][ T32] r4:848b5900 [ 1348.075889][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.075955][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.076002][ T32] r4:00000001 [ 1348.076045][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.076086][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.076113][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.076141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.076168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.076220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.076269][ T32] r4:84bf9700 [ 1348.076332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.076371][ T32] INFO: task kworker/0:748:7714 blocked for more than 474 seconds. [ 1348.076414][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.076439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.076481][ T32] task:kworker/0:748 state:D stack:0 pid:7714 tgid:7714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.076548][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.076622][ T32] Call trace: [ 1348.076652][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.076697][ T32] r10:82918888 r9:ee1f9d84 r8:00000002 r7:60000113 r6:ee1f9d8c r5:85c28c00 [ 1348.076719][ T32] r4:85c28c00 [ 1348.076739][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.076800][ T32] r5:85c28c00 r4:82918884 [ 1348.076824][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.076863][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.076908][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1f9e08 [ 1348.076951][ T32] r4:00000000 [ 1348.076995][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.077035][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.077074][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.077138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a84180 [ 1348.077163][ T32] r4:00000000 [ 1348.077204][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.077273][ T32] r9:83018005 r8:85c28c00 r7:00000000 r6:83018000 r5:00001000 r4:7f76f000 [ 1348.077297][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.077362][ T32] r5:00001000 r4:dfe5f000 [ 1348.077410][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.077475][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.077521][ T32] r5:85c95b8c r4:85c95800 [ 1348.077564][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.077612][ T32] r7:dddced80 r6:83018000 r5:85c95b8c r4:85c44300 [ 1348.077632][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.077677][ T32] r10:61c88647 r9:85c28c00 r8:85c4432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.077699][ T32] r4:85c44300 [ 1348.077740][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.077787][ T32] r10:00000000 r9:85c44300 r8:8027f5e8 r7:ee1cde60 r6:85c44380 r5:85c28c00 [ 1348.077831][ T32] r4:00000001 [ 1348.077875][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.077935][ T32] Exception stack(0xee1f9fb0 to 0xee1f9ff8) [ 1348.077964][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.077993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.078019][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.078049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.078070][ T32] r4:8599d440 [ 1348.078372][ T32] INFO: task kworker/0:748:7714 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.078408][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.078462][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.078526][ T32] Call trace: [ 1348.078610][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.078677][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.078704][ T32] r4:00000000 [ 1348.078724][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.078761][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.078788][ T32] 9d20: d613e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.078816][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.078861][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.078888][ T32] r5:80000113 r4:80239bb0 [ 1348.078909][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.078952][ T32] r4:82ac11e4 [ 1348.078972][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.079040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.079066][ T32] r4:eaeb9dc0 [ 1348.079100][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.079148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.079192][ T32] r4:00000000 [ 1348.079215][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.079261][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.079283][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.079324][ T32] r5:00001000 r4:ed35d000 [ 1348.079356][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.079399][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.079465][ T32] r5:85a35f8c r4:85a35c00 [ 1348.079487][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.079557][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.079581][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.079649][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.079675][ T32] r4:848b5900 [ 1348.079694][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.079741][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.079763][ T32] r4:00000001 [ 1348.079782][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.079828][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.079857][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.079884][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.079911][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.079939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.079982][ T32] r4:84bf9700 [ 1348.080027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.080078][ T32] INFO: task kworker/0:749:7715 blocked for more than 474 seconds. [ 1348.080108][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.080130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.080171][ T32] task:kworker/0:749 state:D stack:0 pid:7715 tgid:7715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.080239][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.080285][ T32] Call trace: [ 1348.080314][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.080382][ T32] r10:82918888 r9:ee231d84 r8:00000002 r7:60000113 r6:ee231d8c r5:85248000 [ 1348.080436][ T32] r4:85248000 [ 1348.080459][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.080498][ T32] r5:85248000 r4:82918884 [ 1348.080541][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.080582][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.080643][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee231e08 [ 1348.080689][ T32] r4:00000000 [ 1348.080734][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.080775][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.080813][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.080858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599de40 [ 1348.080879][ T32] r4:00000000 [ 1348.080909][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.080979][ T32] r9:83018005 r8:85248000 r7:00000000 r6:83018000 r5:00001000 r4:7f7cd000 [ 1348.081003][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.081045][ T32] r5:00001000 r4:ee227000 [ 1348.081064][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.081103][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.081167][ T32] r5:85c95f8c r4:85c95c00 [ 1348.081189][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.081256][ T32] r7:dddced80 r6:83018000 r5:85c95f8c r4:85c44400 [ 1348.081301][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.081351][ T32] r10:61c88647 r9:85248000 r8:85c4442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.081374][ T32] r4:85c44400 [ 1348.081393][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.081464][ T32] r10:00000000 r9:85c44400 r8:8027f5e8 r7:ee1f9e60 r6:85c44480 r5:85248000 [ 1348.081532][ T32] r4:00000001 [ 1348.081576][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.081614][ T32] Exception stack(0xee231fb0 to 0xee231ff8) [ 1348.081640][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.081668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.081716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.081769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.081793][ T32] r4:8599df80 [ 1348.082074][ T32] INFO: task kworker/0:749:7715 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.082104][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.105820][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.105986][ T32] Call trace: [ 1348.106068][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.106133][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.106175][ T32] r4:00000000 [ 1348.106228][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.106314][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.106349][ T32] 9d20: d634e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.106380][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.106415][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.106440][ T32] r5:80000113 r4:80239bb0 [ 1348.106521][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.106645][ T32] r4:82ac11e4 [ 1348.106692][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.106781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.106808][ T32] r4:eaeb9dc0 [ 1348.106831][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.106879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.106902][ T32] r4:00000000 [ 1348.106941][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.106993][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.107016][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.107099][ T32] r5:00001000 r4:ed35d000 [ 1348.107125][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.107169][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.107214][ T32] r5:85a35f8c r4:85a35c00 [ 1348.107235][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.107283][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.107304][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.107350][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.107373][ T32] r4:848b5900 [ 1348.107394][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.107450][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.107473][ T32] r4:00000001 [ 1348.107494][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.107530][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.107557][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.107610][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.107640][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.107671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.107716][ T32] r4:84bf9700 [ 1348.107837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.107872][ T32] INFO: task kworker/0:750:7717 blocked for more than 474 seconds. [ 1348.107908][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.107934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.107955][ T32] task:kworker/0:750 state:D stack:0 pid:7717 tgid:7717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.108042][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.108091][ T32] Call trace: [ 1348.108121][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.108164][ T32] r10:82918888 r9:ee235d84 r8:00000002 r7:60000113 r6:ee235d8c r5:85249800 [ 1348.108187][ T32] r4:85249800 [ 1348.108207][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.108244][ T32] r5:85249800 r4:82918884 [ 1348.108263][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.108300][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.108344][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee235e08 [ 1348.108366][ T32] r4:00000000 [ 1348.108407][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.108450][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.108489][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.108533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848bab80 [ 1348.108757][ T32] r4:00000000 [ 1348.108784][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.108831][ T32] r9:83018005 r8:85249800 r7:00000000 r6:83018000 r5:00001000 r4:7f773000 [ 1348.108853][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.108895][ T32] r5:00001000 r4:eda15000 [ 1348.108916][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.108957][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.108999][ T32] r5:85c96b8c r4:85c96800 [ 1348.109019][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.109065][ T32] r7:dddced80 r6:83018000 r5:85c96b8c r4:85c44500 [ 1348.109085][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.109139][ T32] r10:61c88647 r9:85249800 r8:85c4452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.109163][ T32] r4:85c44500 [ 1348.109182][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.109226][ T32] r10:00000000 r9:85c44500 r8:8027f5e8 r7:ee1f9e60 r6:85c44580 r5:85249800 [ 1348.109253][ T32] r4:00000001 [ 1348.109273][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.109309][ T32] Exception stack(0xee235fb0 to 0xee235ff8) [ 1348.109336][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.109365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.109413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.109446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.109469][ T32] r4:8599dcc0 [ 1348.110222][ T32] INFO: task kworker/0:750:7717 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.110254][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.110577][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.110650][ T32] Call trace: [ 1348.110687][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.110734][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.111123][ T32] r4:00000000 [ 1348.111147][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.111189][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.111219][ T32] 9d20: d634e000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.111341][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.111371][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.111396][ T32] r5:80000113 r4:80239bb0 [ 1348.111423][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.111559][ T32] r4:82ac11e4 [ 1348.111584][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.111636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.111659][ T32] r4:eaeb9dc0 [ 1348.111679][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.111724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.111747][ T32] r4:00000000 [ 1348.111767][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.111813][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.111834][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.111877][ T32] r5:00001000 r4:ed35d000 [ 1348.112255][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.123560][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.123656][ T32] r5:85a35f8c r4:85a35c00 [ 1348.123680][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.123731][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.123754][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.123804][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.123827][ T32] r4:848b5900 [ 1348.123954][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.124015][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.124039][ T32] r4:00000001 [ 1348.124060][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.124099][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.124129][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.124223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.124406][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.124443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.124466][ T32] r4:84bf9700 [ 1348.124542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.124577][ T32] INFO: task kworker/0:751:7719 blocked for more than 474 seconds. [ 1348.124611][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.124636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.124657][ T32] task:kworker/0:751 state:D stack:0 pid:7719 tgid:7719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.124716][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.124762][ T32] Call trace: [ 1348.124793][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.124841][ T32] r10:82918888 r9:ee23dd84 r8:00000002 r7:60000013 r6:ee23dd8c r5:85bb0000 [ 1348.124877][ T32] r4:85bb0000 [ 1348.124901][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.124967][ T32] r5:85bb0000 r4:82918884 [ 1348.124993][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.125038][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.125084][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee23de08 [ 1348.125107][ T32] r4:00000000 [ 1348.125126][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.125163][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.125205][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.125250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1fc0 [ 1348.125272][ T32] r4:00000000 [ 1348.125291][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.125395][ T32] r9:83018005 r8:85bb0000 r7:00000000 r6:83018000 r5:00001000 r4:7f771000 [ 1348.125432][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.125477][ T32] r5:00001000 r4:ed95b000 [ 1348.125605][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.125653][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.125699][ T32] r5:85c9678c r4:85c96400 [ 1348.125719][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.125805][ T32] r7:dddced80 r6:83018000 r5:85c9678c r4:85c44600 [ 1348.125831][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.125880][ T32] r10:61c88647 r9:85bb0000 r8:85c4462c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.125902][ T32] r4:85c44600 [ 1348.125921][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.125967][ T32] r10:00000000 r9:85c44600 r8:8027f5e8 r7:ee235e60 r6:85bc4400 r5:85bb0000 [ 1348.126016][ T32] r4:00000001 [ 1348.126134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.126185][ T32] Exception stack(0xee23dfb0 to 0xee23dff8) [ 1348.126262][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.126358][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.126404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.126438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.126461][ T32] r4:8599db00 [ 1348.127354][ T32] INFO: task kworker/0:751:7719 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.127473][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.127590][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.127642][ T32] Call trace: [ 1348.128016][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.128069][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.128126][ T32] r4:00000000 [ 1348.128150][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.128245][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.128369][ T32] 9d20: d637c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.128407][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.128434][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.128458][ T32] r5:80000113 r4:80239bb0 [ 1348.128479][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.128527][ T32] r4:82ac11e4 [ 1348.128548][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.128784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.128998][ T32] r4:eaeb9dc0 [ 1348.129115][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.129167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.129234][ T32] r4:00000000 [ 1348.129259][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.129404][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.129431][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.129476][ T32] r5:00001000 r4:ed35d000 [ 1348.129565][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.129611][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.129656][ T32] r5:85a35f8c r4:85a35c00 [ 1348.129676][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.129758][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.129865][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.129916][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.129940][ T32] r4:848b5900 [ 1348.129959][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.130005][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.130027][ T32] r4:00000001 [ 1348.130048][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.130084][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.130112][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.130140][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.130167][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.130196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.130217][ T32] r4:84bf9700 [ 1348.130237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.130262][ T32] INFO: task kworker/0:752:7721 blocked for more than 474 seconds. [ 1348.130290][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.130405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.130431][ T32] task:kworker/0:752 state:D stack:0 pid:7721 tgid:7721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.130528][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.130601][ T32] Call trace: [ 1348.130632][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.130676][ T32] r10:82918888 r9:ee245d84 r8:00000002 r7:60000013 r6:ee245d8c r5:85c20000 [ 1348.130699][ T32] r4:85c20000 [ 1348.130719][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.130758][ T32] r5:85c20000 r4:82918884 [ 1348.130778][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.130814][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.130948][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee245e08 [ 1348.131081][ T32] r4:00000000 [ 1348.131104][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.131143][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.131367][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.131450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c53380 [ 1348.131477][ T32] r4:00000000 [ 1348.131496][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.131542][ T32] r9:83018005 r8:85c20000 r7:00000000 r6:83018000 r5:00001000 r4:7f7d1000 [ 1348.131563][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.131781][ T32] r5:00001000 r4:ee259000 [ 1348.131805][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.131848][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.131891][ T32] r5:85c96f8c r4:85c96c00 [ 1348.131911][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.131954][ T32] r7:dddced80 r6:83018000 r5:85c96f8c r4:85c44680 [ 1348.131976][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.132022][ T32] r10:61c88647 r9:85c20000 r8:85c446ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.132045][ T32] r4:85c44680 [ 1348.132064][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.132109][ T32] r10:00000000 r9:85c44680 r8:8027f5e8 r7:ee235e60 r6:85bc4480 r5:85c20000 [ 1348.132131][ T32] r4:00000001 [ 1348.132210][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.165091][ T32] Exception stack(0xee245fb0 to 0xee245ff8) [ 1348.165153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.165184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.165239][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.165280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.165305][ T32] r4:848ba900 [ 1348.166086][ T32] INFO: task kworker/0:752:7721 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.166129][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.166260][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.166368][ T32] Call trace: [ 1348.166423][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.166500][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.166526][ T32] r4:00000000 [ 1348.166548][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.166671][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.166713][ T32] 9d20: d6b41000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.166743][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.166770][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.166801][ T32] r5:80000113 r4:80239bb0 [ 1348.166955][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.167009][ T32] r4:82ac11e4 [ 1348.167030][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.167078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.167101][ T32] r4:eaeb9dc0 [ 1348.167122][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.167168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.167356][ T32] r4:00000000 [ 1348.167380][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.167466][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.167492][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.167537][ T32] r5:00001000 r4:ed35d000 [ 1348.167558][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.167622][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.167711][ T32] r5:85a35f8c r4:85a35c00 [ 1348.167754][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.167845][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.167894][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.167988][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.168035][ T32] r4:848b5900 [ 1348.168075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.168214][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.168301][ T32] r4:00000001 [ 1348.168361][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.168450][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.168518][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.168577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.168638][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.168699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.168757][ T32] r4:84bf9700 [ 1348.168809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.168887][ T32] INFO: task kworker/0:753:7724 blocked for more than 474 seconds. [ 1348.168959][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.169010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.169050][ T32] task:kworker/0:753 state:D stack:0 pid:7724 tgid:7724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.169138][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.169226][ T32] Call trace: [ 1348.169293][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.169382][ T32] r10:82918888 r9:ee21dd84 r8:00000002 r7:60000113 r6:ee21dd8c r5:8524a400 [ 1348.169436][ T32] r4:8524a400 [ 1348.169477][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.169594][ T32] r5:8524a400 r4:82918884 [ 1348.169665][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.169749][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.169838][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee21de08 [ 1348.169887][ T32] r4:00000000 [ 1348.169931][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.170022][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.170131][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.170226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c53040 [ 1348.170275][ T32] r4:00000000 [ 1348.170318][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.170434][ T32] r9:83018005 r8:8524a400 r7:00000000 r6:83018000 r5:00001000 r4:7f77f000 [ 1348.170484][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.170599][ T32] r5:00001000 r4:ee157000 [ 1348.170647][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.170760][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.170850][ T32] r5:85c9638c r4:85c96000 [ 1348.170889][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.171034][ T32] r7:dddced80 r6:83018000 r5:85c9638c r4:85c44700 [ 1348.171271][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.171327][ T32] r10:61c88647 r9:8524a400 r8:85c4472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.171359][ T32] r4:85c44700 [ 1348.171410][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.171459][ T32] r10:00000000 r9:85c44700 r8:8027f5e8 r7:ee245e60 r6:85c44780 r5:8524a400 [ 1348.171482][ T32] r4:00000001 [ 1348.171501][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.171627][ T32] Exception stack(0xee21dfb0 to 0xee21dff8) [ 1348.171663][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.171693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.171749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.171869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.171895][ T32] r4:85c53080 [ 1348.186947][ T32] INFO: task kworker/0:753:7724 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.187058][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.187135][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.187221][ T32] Call trace: [ 1348.187256][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.187347][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.187377][ T32] r4:00000000 [ 1348.187409][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.187452][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.187482][ T32] 9d20: d6b41000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.187511][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.187536][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.187560][ T32] r5:80000113 r4:80239bb0 [ 1348.187580][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.187631][ T32] r4:82ac11e4 [ 1348.187653][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.187703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.187726][ T32] r4:eaeb9dc0 [ 1348.187747][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.187793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.187816][ T32] r4:00000000 [ 1348.187865][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.187944][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.187971][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.188017][ T32] r5:00001000 r4:ed35d000 [ 1348.188037][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.188077][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.188120][ T32] r5:85a35f8c r4:85a35c00 [ 1348.188140][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.188188][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.188208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.188254][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.188276][ T32] r4:848b5900 [ 1348.188295][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.188395][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.188432][ T32] r4:00000001 [ 1348.188456][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.188495][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.188521][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.188549][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.188603][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.188637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.188686][ T32] r4:84bf9700 [ 1348.188712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.188742][ T32] INFO: task kworker/0:754:7726 blocked for more than 474 seconds. [ 1348.188776][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.188812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.188862][ T32] task:kworker/0:754 state:D stack:0 pid:7726 tgid:7726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.188911][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.188953][ T32] Call trace: [ 1348.189008][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.189059][ T32] r10:82918888 r9:ee24dd84 r8:00000002 r7:60000013 r6:ee24dd8c r5:8524b000 [ 1348.189105][ T32] r4:8524b000 [ 1348.189202][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.189248][ T32] r5:8524b000 r4:82918884 [ 1348.189418][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.189472][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.189519][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee24de08 [ 1348.189547][ T32] r4:00000000 [ 1348.189618][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.189664][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.189704][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.189748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c53140 [ 1348.189797][ T32] r4:00000000 [ 1348.189822][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.189868][ T32] r9:83018005 r8:8524b000 r7:00000000 r6:83018000 r5:00001000 r4:7f7cf000 [ 1348.189891][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.189932][ T32] r5:00001000 r4:ee22d000 [ 1348.189978][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.190023][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.190067][ T32] r5:85c9738c r4:85c97000 [ 1348.190086][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.190161][ T32] r7:dddced80 r6:83018000 r5:85c9738c r4:85c44800 [ 1348.190213][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.190264][ T32] r10:61c88647 r9:8524b000 r8:85c4482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.190313][ T32] r4:85c44800 [ 1348.190337][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.190383][ T32] r10:00000000 r9:85c44800 r8:8027f5e8 r7:ee245e60 r6:85c44880 r5:8524b000 [ 1348.190461][ T32] r4:00000001 [ 1348.190484][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.190521][ T32] Exception stack(0xee24dfb0 to 0xee24dff8) [ 1348.190547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.190626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.190683][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.190717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.190768][ T32] r4:85c53300 [ 1348.191402][ T32] INFO: task kworker/0:754:7726 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.191461][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.191521][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.191565][ T32] Call trace: [ 1348.191595][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.191641][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.191665][ T32] r4:00000000 [ 1348.191684][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.191721][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.191748][ T32] 9d20: d6b41000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.191805][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.191834][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.191858][ T32] r5:80000113 r4:80239bb0 [ 1348.191880][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.191924][ T32] r4:82ac11e4 [ 1348.191970][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.192048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.192074][ T32] r4:eaeb9dc0 [ 1348.192095][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.192140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.192162][ T32] r4:00000000 [ 1348.192181][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.209017][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.209101][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.209174][ T32] r5:00001000 r4:ed35d000 [ 1348.209227][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.209276][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.209348][ T32] r5:85a35f8c r4:85a35c00 [ 1348.209421][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.209477][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.209524][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.209580][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.209626][ T32] r4:848b5900 [ 1348.209672][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.209727][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.209779][ T32] r4:00000001 [ 1348.209837][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.209908][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.209942][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.209972][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.210001][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.210032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.210055][ T32] r4:84bf9700 [ 1348.210081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.210139][ T32] INFO: task kworker/0:755:7728 blocked for more than 474 seconds. [ 1348.210177][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.210201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.210222][ T32] task:kworker/0:755 state:D stack:0 pid:7728 tgid:7728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.210276][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.210352][ T32] Call trace: [ 1348.210384][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.210442][ T32] r10:82918888 r9:ee255d84 r8:00000002 r7:60000013 r6:ee255d8c r5:8524bc00 [ 1348.210464][ T32] r4:8524bc00 [ 1348.210484][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.210522][ T32] r5:8524bc00 r4:82918884 [ 1348.210542][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.210638][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.210686][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee255e08 [ 1348.210708][ T32] r4:00000000 [ 1348.210758][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.210801][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.210917][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.210998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c54040 [ 1348.211048][ T32] r4:00000000 [ 1348.211071][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.211117][ T32] r9:83018005 r8:8524bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f7e3000 [ 1348.211140][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.211182][ T32] r5:00001000 r4:ee2c1000 [ 1348.211211][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.211295][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.211363][ T32] r5:85ca138c r4:85ca1000 [ 1348.211414][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.211488][ T32] r7:dddced80 r6:83018000 r5:85ca138c r4:85c44900 [ 1348.211512][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.211561][ T32] r10:61c88647 r9:8524bc00 r8:85c4492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.211584][ T32] r4:85c44900 [ 1348.211622][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.211672][ T32] r10:00000000 r9:85c44900 r8:8027f5e8 r7:ee245e60 r6:85c44980 r5:8524bc00 [ 1348.211695][ T32] r4:00000001 [ 1348.211730][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.211791][ T32] Exception stack(0xee255fb0 to 0xee255ff8) [ 1348.211820][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.211866][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.211896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.211925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.211974][ T32] r4:85c53400 [ 1348.221470][ T32] INFO: task kworker/0:755:7728 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.221567][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.221642][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.221707][ T32] Call trace: [ 1348.221771][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.221829][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.221854][ T32] r4:00000000 [ 1348.221875][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.221914][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.221943][ T32] 9d20: d70f2000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.221999][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.222030][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.222081][ T32] r5:80000113 r4:80239bb0 [ 1348.222105][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.222165][ T32] r4:82ac11e4 [ 1348.222250][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.234539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.234616][ T32] r4:eaeb9dc0 [ 1348.234640][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.234744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.234775][ T32] r4:00000000 [ 1348.234797][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.234848][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.234870][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.234917][ T32] r5:00001000 r4:ed35d000 [ 1348.234937][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.234977][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.235021][ T32] r5:85a35f8c r4:85a35c00 [ 1348.235041][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.235088][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.235109][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.235155][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.235179][ T32] r4:848b5900 [ 1348.235199][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.235256][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.235283][ T32] r4:00000001 [ 1348.235303][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.235342][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.235404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.235438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.235465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.235495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.235517][ T32] r4:84bf9700 [ 1348.235541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.235571][ T32] INFO: task kworker/0:756:7730 blocked for more than 474 seconds. [ 1348.235603][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.235627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.235648][ T32] task:kworker/0:756 state:D stack:0 pid:7730 tgid:7730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.235718][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.235769][ T32] Call trace: [ 1348.235800][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.235848][ T32] r10:82918888 r9:ee239d84 r8:00000002 r7:60000013 r6:ee239d8c r5:8524d400 [ 1348.235870][ T32] r4:8524d400 [ 1348.235891][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.235955][ T32] r5:8524d400 r4:82918884 [ 1348.235980][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.236019][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.236090][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee239e08 [ 1348.236116][ T32] r4:00000000 [ 1348.236136][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.236177][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.236256][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.236344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c53580 [ 1348.236375][ T32] r4:00000000 [ 1348.236396][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.236463][ T32] r9:83018005 r8:8524d400 r7:00000000 r6:83018000 r5:00001000 r4:7f7d3000 [ 1348.236485][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.236630][ T32] r5:00001000 r4:ee265000 [ 1348.236668][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.236713][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.236756][ T32] r5:85c97b8c r4:85c97800 [ 1348.236807][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.236857][ T32] r7:dddced80 r6:83018000 r5:85c97b8c r4:85c44a00 [ 1348.236900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.236950][ T32] r10:61c88647 r9:8524d400 r8:85c44a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.236973][ T32] r4:85c44a00 [ 1348.236991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.237036][ T32] r10:00000000 r9:85c44a00 r8:8027f5e8 r7:ee255e60 r6:85c44a80 r5:8524d400 [ 1348.237060][ T32] r4:00000001 [ 1348.237079][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.237115][ T32] Exception stack(0xee239fb0 to 0xee239ff8) [ 1348.237141][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.237169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.237195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.237223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.237244][ T32] r4:85c53540 [ 1348.237969][ T32] INFO: task kworker/0:756:7730 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.238059][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.238145][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.238213][ T32] Call trace: [ 1348.238269][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.238322][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.238347][ T32] r4:00000000 [ 1348.238367][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.238426][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.238480][ T32] 9d20: d77db000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.238513][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.238539][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.238586][ T32] r5:80000113 r4:80239bb0 [ 1348.238609][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.238654][ T32] r4:82ac11e4 [ 1348.238675][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.238723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.238746][ T32] r4:eaeb9dc0 [ 1348.238765][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.238808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.238830][ T32] r4:00000000 [ 1348.238849][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.238894][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.238915][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.238958][ T32] r5:00001000 r4:ed35d000 [ 1348.238979][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.239018][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.239061][ T32] r5:85a35f8c r4:85a35c00 [ 1348.239081][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.239127][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.239148][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.239195][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.239243][ T32] r4:848b5900 [ 1348.239268][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.239316][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.239339][ T32] r4:00000001 [ 1348.239388][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.239465][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.239507][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.239540][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.239571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.239626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.239653][ T32] r4:84bf9700 [ 1348.239674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.239700][ T32] INFO: task kworker/0:757:7731 blocked for more than 474 seconds. [ 1348.239727][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.239749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.239795][ T32] task:kworker/0:757 state:D stack:0 pid:7731 tgid:7731 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.239842][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.239917][ T32] Call trace: [ 1348.239976][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.240027][ T32] r10:82918888 r9:ee275d84 r8:00000002 r7:60000113 r6:ee275d8c r5:8524e000 [ 1348.240053][ T32] r4:8524e000 [ 1348.240073][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.240110][ T32] r5:8524e000 r4:82918884 [ 1348.240130][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.240194][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.240270][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee275e08 [ 1348.240322][ T32] r4:00000000 [ 1348.240396][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.240442][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.240480][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.240526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c53740 [ 1348.240548][ T32] r4:00000000 [ 1348.240567][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.240612][ T32] r9:83018005 r8:8524e000 r7:00000000 r6:83018000 r5:00001000 r4:7f7d5000 [ 1348.240660][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.240706][ T32] r5:00001000 r4:ee26d000 [ 1348.240727][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.240826][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.240874][ T32] r5:85c97f8c r4:85c97c00 [ 1348.240894][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.240977][ T32] r7:dddced80 r6:83018000 r5:85c97f8c r4:85c44b00 [ 1348.241002][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.241051][ T32] r10:61c88647 r9:8524e000 r8:85c44b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.241073][ T32] r4:85c44b00 [ 1348.241117][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.241167][ T32] r10:00000000 r9:85c44b00 r8:8027f5e8 r7:ee255e60 r6:85c44b80 r5:8524e000 [ 1348.241190][ T32] r4:00000001 [ 1348.241209][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.241244][ T32] Exception stack(0xee275fb0 to 0xee275ff8) [ 1348.241270][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.241297][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.241323][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.241350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.241373][ T32] r4:85c53880 [ 1348.241753][ T32] INFO: task kworker/0:757:7731 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.241785][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.241840][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.241883][ T32] Call trace: [ 1348.241911][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.241956][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.241979][ T32] r4:00000000 [ 1348.241998][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.242059][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.242091][ T32] 9d20: d77db000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.242120][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.242146][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.242170][ T32] r5:80000113 r4:80239bb0 [ 1348.253348][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.253481][ T32] r4:82ac11e4 [ 1348.253507][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.253560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.253583][ T32] r4:eaeb9dc0 [ 1348.253627][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.253679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.253726][ T32] r4:00000000 [ 1348.253749][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.253832][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.253859][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.253928][ T32] r5:00001000 r4:ed35d000 [ 1348.253974][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.254019][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.254084][ T32] r5:85a35f8c r4:85a35c00 [ 1348.254109][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.254185][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.254212][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.254261][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.254284][ T32] r4:848b5900 [ 1348.254327][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.254378][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.254444][ T32] r4:00000001 [ 1348.254475][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.254515][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.254545][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.254651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.254684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.254733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.254783][ T32] r4:84bf9700 [ 1348.254810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.254840][ T32] INFO: task kworker/0:758:7733 blocked for more than 474 seconds. [ 1348.254873][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.254898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.254919][ T32] task:kworker/0:758 state:D stack:0 pid:7733 tgid:7733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.254999][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.255045][ T32] Call trace: [ 1348.255076][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.255123][ T32] r10:82918888 r9:ee27dd84 r8:00000002 r7:60000013 r6:ee27dd8c r5:8524c800 [ 1348.255146][ T32] r4:8524c800 [ 1348.255165][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.255217][ T32] r5:8524c800 r4:82918884 [ 1348.255262][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.255326][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.255396][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee27de08 [ 1348.255433][ T32] r4:00000000 [ 1348.255453][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.255491][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.255529][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.255573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c53340 [ 1348.255595][ T32] r4:00000000 [ 1348.255650][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.255727][ T32] r9:83018005 r8:8524c800 r7:00000000 r6:83018000 r5:00001000 r4:7f7d7000 [ 1348.255777][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.255823][ T32] r5:00001000 r4:ee279000 [ 1348.255843][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.255911][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.255957][ T32] r5:85ca038c r4:85ca0000 [ 1348.255977][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.256022][ T32] r7:dddced80 r6:83018000 r5:85ca038c r4:85c44c00 [ 1348.256042][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.256087][ T32] r10:61c88647 r9:8524c800 r8:85c44c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.256110][ T32] r4:85c44c00 [ 1348.256130][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.256174][ T32] r10:00000000 r9:85c44c00 r8:8027f5e8 r7:ee255e60 r6:85c44c80 r5:8524c800 [ 1348.256202][ T32] r4:00000001 [ 1348.256341][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.256395][ T32] Exception stack(0xee27dfb0 to 0xee27dff8) [ 1348.256434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.256543][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.256591][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.256621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.256645][ T32] r4:85c53540 [ 1348.257390][ T32] INFO: task kworker/0:758:7733 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.257464][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.257577][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.257625][ T32] Call trace: [ 1348.257660][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.257707][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.257732][ T32] r4:00000000 [ 1348.257753][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.257792][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.257819][ T32] 9d20: d77db000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.257871][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.257924][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.257951][ T32] r5:80000113 r4:80239bb0 [ 1348.257972][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.258018][ T32] r4:82ac11e4 [ 1348.258038][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.258087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.258109][ T32] r4:eaeb9dc0 [ 1348.258129][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.258177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.258201][ T32] r4:00000000 [ 1348.258221][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.258268][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.258290][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.258333][ T32] r5:00001000 r4:ed35d000 [ 1348.258353][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.258394][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.258470][ T32] r5:85a35f8c r4:85a35c00 [ 1348.258495][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.258543][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.258611][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.258667][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.258691][ T32] r4:848b5900 [ 1348.258710][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.258758][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.258781][ T32] r4:00000001 [ 1348.258828][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.258896][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.258939][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.258970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.258997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.259025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.259048][ T32] r4:84bf9700 [ 1348.259068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.259092][ T32] INFO: task kworker/0:759:7735 blocked for more than 474 seconds. [ 1348.259119][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.259181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.259205][ T32] task:kworker/0:759 state:D stack:0 pid:7735 tgid:7735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.259249][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.259291][ T32] Call trace: [ 1348.259320][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.259363][ T32] r10:82918888 r9:ee28dd84 r8:00000002 r7:60000013 r6:ee28dd8c r5:85c2ec00 [ 1348.259386][ T32] r4:85c2ec00 [ 1348.259444][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.259513][ T32] r5:85c2ec00 r4:82918884 [ 1348.259536][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.259579][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.259648][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee28de08 [ 1348.259675][ T32] r4:00000000 [ 1348.259721][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.259762][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.259801][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.259872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c53b40 [ 1348.259900][ T32] r4:00000000 [ 1348.259919][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.259966][ T32] r9:83018005 r8:85c2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f7d9000 [ 1348.260015][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.260063][ T32] r5:00001000 r4:ee285000 [ 1348.260083][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.260122][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.260164][ T32] r5:85ca078c r4:85ca0400 [ 1348.260212][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.260287][ T32] r7:dddced80 r6:83018000 r5:85ca078c r4:85c44d00 [ 1348.260357][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.260449][ T32] r10:61c88647 r9:85c2ec00 r8:85c44d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.260476][ T32] r4:85c44d00 [ 1348.260524][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.260573][ T32] r10:00000000 r9:85c44d00 r8:8027f5e8 r7:ee255e60 r6:85c44d80 r5:85c2ec00 [ 1348.260595][ T32] r4:00000001 [ 1348.260615][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.260651][ T32] Exception stack(0xee28dfb0 to 0xee28dff8) [ 1348.260677][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.260704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.260730][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.260758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.260780][ T32] r4:85c53a40 [ 1348.261140][ T32] INFO: task kworker/0:759:7735 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.261170][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.261239][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.261303][ T32] Call trace: [ 1348.261334][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.261411][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.261440][ T32] r4:00000000 [ 1348.261460][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.261526][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.261559][ T32] 9d20: d77db000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.261614][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.261654][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.261740][ T32] r5:80000113 r4:80239bb0 [ 1348.261765][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.261811][ T32] r4:82ac11e4 [ 1348.261831][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.261878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.261900][ T32] r4:eaeb9dc0 [ 1348.261920][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.261963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.261986][ T32] r4:00000000 [ 1348.262025][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.262097][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.262150][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.262196][ T32] r5:00001000 r4:ed35d000 [ 1348.262218][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.283022][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.283115][ T32] r5:85a35f8c r4:85a35c00 [ 1348.283161][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.283224][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.283247][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.283294][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.283422][ T32] r4:848b5900 [ 1348.283449][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.283654][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.283682][ T32] r4:00000001 [ 1348.283703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.283815][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.283849][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.283931][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.283963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.283993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.284046][ T32] r4:84bf9700 [ 1348.284073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.284114][ T32] INFO: task kworker/0:760:7738 blocked for more than 474 seconds. [ 1348.284148][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.284172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.284194][ T32] task:kworker/0:760 state:D stack:0 pid:7738 tgid:7738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.284250][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.284296][ T32] Call trace: [ 1348.284327][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.284377][ T32] r10:82918888 r9:ee2a5d84 r8:00000002 r7:60000013 r6:ee2a5d8c r5:85d18000 [ 1348.284487][ T32] r4:85d18000 [ 1348.284513][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.284553][ T32] r5:85d18000 r4:82918884 [ 1348.284574][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.284612][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.284657][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2a5e08 [ 1348.284781][ T32] r4:00000000 [ 1348.284804][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.284843][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.284886][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.284931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85880280 [ 1348.284953][ T32] r4:00000000 [ 1348.284973][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.285019][ T32] r9:83018005 r8:85d18000 r7:00000000 r6:83018000 r5:00001000 r4:7f7e1000 [ 1348.285040][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.285091][ T32] r5:00001000 r4:ee2b9000 [ 1348.285138][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.285224][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.285318][ T32] r5:85ca0b8c r4:85ca0800 [ 1348.285376][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.285487][ T32] r7:dddced80 r6:83018000 r5:85ca0b8c r4:85c44e00 [ 1348.285533][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.285633][ T32] r10:61c88647 r9:85d18000 r8:85c44e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.285696][ T32] r4:85c44e00 [ 1348.285744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.285844][ T32] r10:00000000 r9:85c44e00 r8:8027f5e8 r7:ee255e60 r6:85c44e80 r5:85d18000 [ 1348.285898][ T32] r4:00000001 [ 1348.285944][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.286024][ T32] Exception stack(0xee2a5fb0 to 0xee2a5ff8) [ 1348.286085][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.286152][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.286220][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.286309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.286368][ T32] r4:85c53d00 [ 1348.287717][ T32] INFO: task kworker/0:760:7738 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.287814][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.287939][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.288097][ T32] Call trace: [ 1348.288171][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.288279][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.288339][ T32] r4:00000000 [ 1348.288387][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.288493][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.288562][ T32] 9d20: d7e07000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.288628][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.288688][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.288780][ T32] r5:80000113 r4:80239bb0 [ 1348.288839][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.288939][ T32] r4:82ac11e4 [ 1348.288988][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.289084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.289110][ T32] r4:eaeb9dc0 [ 1348.289131][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.289177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.289198][ T32] r4:00000000 [ 1348.289219][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.289264][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.289285][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.289327][ T32] r5:00001000 r4:ed35d000 [ 1348.289346][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.289386][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.289437][ T32] r5:85a35f8c r4:85a35c00 [ 1348.289458][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.289504][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.289525][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.289573][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.289597][ T32] r4:848b5900 [ 1348.289616][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.289664][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.289689][ T32] r4:00000001 [ 1348.289708][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.289745][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.289772][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.289799][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.289825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.289853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.289875][ T32] r4:84bf9700 [ 1348.289895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.289920][ T32] INFO: task kworker/0:761:7742 blocked for more than 474 seconds. [ 1348.289948][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.289971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.290035][ T32] task:kworker/0:761 state:D stack:0 pid:7742 tgid:7742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.290086][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.290155][ T32] Call trace: [ 1348.290210][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.290256][ T32] r10:82918888 r9:ee2c5d84 r8:00000002 r7:60000113 r6:ee2c5d8c r5:85d19800 [ 1348.290278][ T32] r4:85d19800 [ 1348.290324][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.290367][ T32] r5:85d19800 r4:82918884 [ 1348.290387][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.290434][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.290477][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2c5e08 [ 1348.290499][ T32] r4:00000000 [ 1348.290518][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.290594][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.290650][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.290700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c54a80 [ 1348.290723][ T32] r4:00000000 [ 1348.290742][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.290786][ T32] r9:83018005 r8:85d19800 r7:00000000 r6:83018000 r5:00001000 r4:7f7ed000 [ 1348.290807][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.290876][ T32] r5:00001000 r4:ee305000 [ 1348.290901][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.290942][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.291009][ T32] r5:85ca178c r4:85ca1400 [ 1348.291037][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.291137][ T32] r7:dddced80 r6:83018000 r5:85ca178c r4:85c44f00 [ 1348.291189][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.291298][ T32] r10:61c88647 r9:85d19800 r8:85c44f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.291378][ T32] r4:85c44f00 [ 1348.291462][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.291570][ T32] r10:00000000 r9:85c44f00 r8:8027f5e8 r7:ee255e60 r6:85c44f80 r5:85d19800 [ 1348.291630][ T32] r4:00000001 [ 1348.291718][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.291823][ T32] Exception stack(0xee2c5fb0 to 0xee2c5ff8) [ 1348.291894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.291962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.292025][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.292095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.292151][ T32] r4:85c53e80 [ 1348.314627][ T32] INFO: task kworker/0:761:7742 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.314726][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.314803][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.314923][ T32] Call trace: [ 1348.314986][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.315098][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.315192][ T32] r4:00000000 [ 1348.315221][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.315267][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.315299][ T32] 9d20: d8036000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.315355][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.315384][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.315420][ T32] r5:80000113 r4:80239bb0 [ 1348.315442][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.315516][ T32] r4:82ac11e4 [ 1348.315544][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.315603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.315627][ T32] r4:eaeb9dc0 [ 1348.315650][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.315695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.315742][ T32] r4:00000000 [ 1348.315812][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.315866][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.315890][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.315938][ T32] r5:00001000 r4:ed35d000 [ 1348.315959][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.315999][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.316064][ T32] r5:85a35f8c r4:85a35c00 [ 1348.316113][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.316204][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.316261][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.316331][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.316355][ T32] r4:848b5900 [ 1348.316376][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.316437][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.316487][ T32] r4:00000001 [ 1348.316541][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.316614][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.316673][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.316712][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.316746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.316777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.316822][ T32] r4:84bf9700 [ 1348.316849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.316878][ T32] INFO: task kworker/0:762:7744 blocked for more than 474 seconds. [ 1348.316913][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.316940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.316981][ T32] task:kworker/0:762 state:D stack:0 pid:7744 tgid:7744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.317032][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.317114][ T32] Call trace: [ 1348.317170][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.317276][ T32] r10:82918888 r9:ee2d5d84 r8:00000002 r7:60000013 r6:ee2d5d8c r5:85d18c00 [ 1348.317302][ T32] r4:85d18c00 [ 1348.317323][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.317362][ T32] r5:85d18c00 r4:82918884 [ 1348.317402][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.317469][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.317518][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2d5e08 [ 1348.317541][ T32] r4:00000000 [ 1348.317561][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.317596][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.317657][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.317709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c541c0 [ 1348.317733][ T32] r4:00000000 [ 1348.317753][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.317834][ T32] r9:83018005 r8:85d18c00 r7:00000000 r6:83018000 r5:00001000 r4:7f7e5000 [ 1348.317901][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.317948][ T32] r5:00001000 r4:ee2d1000 [ 1348.317996][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.318039][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.318082][ T32] r5:85ca0f8c r4:85ca0c00 [ 1348.318117][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.318165][ T32] r7:dddced80 r6:83018000 r5:85ca0f8c r4:85c51000 [ 1348.318186][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.318232][ T32] r10:61c88647 r9:85d18c00 r8:85c5102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.318272][ T32] r4:85c51000 [ 1348.318294][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.318366][ T32] r10:00000000 r9:85c51000 r8:8027f5e8 r7:ee2c5e60 r6:85c51080 r5:85d18c00 [ 1348.318392][ T32] r4:00000001 [ 1348.318418][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.318455][ T32] Exception stack(0xee2d5fb0 to 0xee2d5ff8) [ 1348.318483][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.318510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.318537][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.318617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.318649][ T32] r4:85c54200 [ 1348.319050][ T32] INFO: task kworker/0:762:7744 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.319081][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.319136][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.319213][ T32] Call trace: [ 1348.319245][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.319317][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.319346][ T32] r4:00000000 [ 1348.319367][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.319427][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.319485][ T32] 9d20: d8036000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.319519][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.319550][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.319586][ T32] r5:80000113 r4:80239bb0 [ 1348.319610][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.319658][ T32] r4:82ac11e4 [ 1348.319705][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.319760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.319782][ T32] r4:eaeb9dc0 [ 1348.319801][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.319846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.319894][ T32] r4:00000000 [ 1348.319916][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.319964][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.319986][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.320030][ T32] r5:00001000 r4:ed35d000 [ 1348.320050][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.320089][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.320131][ T32] r5:85a35f8c r4:85a35c00 [ 1348.320151][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.320196][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.320217][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.320261][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.320283][ T32] r4:848b5900 [ 1348.320302][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.320373][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.320405][ T32] r4:00000001 [ 1348.320426][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.320490][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.320520][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.320549][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.320576][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.320606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.320628][ T32] r4:84bf9700 [ 1348.320648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.320671][ T32] INFO: task kworker/0:763:7746 blocked for more than 474 seconds. [ 1348.320698][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.320720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.320741][ T32] task:kworker/0:763 state:D stack:0 pid:7746 tgid:7746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.320784][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.320825][ T32] Call trace: [ 1348.320854][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.320923][ T32] r10:82918888 r9:ee2e5d84 r8:00000002 r7:60000013 r6:ee2e5d8c r5:85d1a400 [ 1348.320949][ T32] r4:85d1a400 [ 1348.320970][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.321009][ T32] r5:85d1a400 r4:82918884 [ 1348.321028][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.321090][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.321149][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2e5e08 [ 1348.321175][ T32] r4:00000000 [ 1348.321195][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.321257][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.321301][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.321346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c544c0 [ 1348.321368][ T32] r4:00000000 [ 1348.321387][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.321439][ T32] r9:83018005 r8:85d1a400 r7:00000000 r6:83018000 r5:00001000 r4:7f7e7000 [ 1348.321460][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.321500][ T32] r5:00001000 r4:ee2dd000 [ 1348.321519][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.321557][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.321636][ T32] r5:85ca1b8c r4:85ca1800 [ 1348.321659][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.321706][ T32] r7:dddced80 r6:83018000 r5:85ca1b8c r4:85c51100 [ 1348.321727][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.321798][ T32] r10:61c88647 r9:85d1a400 r8:85c5112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.321887][ T32] r4:85c51100 [ 1348.321949][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.322003][ T32] r10:00000000 r9:85c51100 r8:8027f5e8 r7:ee2c5e60 r6:85c51180 r5:85d1a400 [ 1348.322027][ T32] r4:00000001 [ 1348.322073][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.322115][ T32] Exception stack(0xee2e5fb0 to 0xee2e5ff8) [ 1348.322149][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.352779][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.352891][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.352947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.352973][ T32] r4:85c54480 [ 1348.354004][ T32] INFO: task kworker/0:763:7746 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.354048][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.354118][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.354220][ T32] Call trace: [ 1348.354271][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.354355][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.354419][ T32] r4:00000000 [ 1348.354465][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.354545][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.354631][ T32] 9d20: d8646000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.354688][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.354745][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.354799][ T32] r5:80000113 r4:80239bb0 [ 1348.354847][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.354916][ T32] r4:82ac11e4 [ 1348.354938][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.355020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.355088][ T32] r4:eaeb9dc0 [ 1348.355141][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.355237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.355285][ T32] r4:00000000 [ 1348.355322][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.355373][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.355410][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.355455][ T32] r5:00001000 r4:ed35d000 [ 1348.355475][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.355515][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.355557][ T32] r5:85a35f8c r4:85a35c00 [ 1348.355576][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.355623][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.355646][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.355715][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.355742][ T32] r4:848b5900 [ 1348.355763][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.355836][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.355887][ T32] r4:00000001 [ 1348.355910][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.355948][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.355974][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.356002][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.356027][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.356056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.356104][ T32] r4:84bf9700 [ 1348.356129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.356158][ T32] INFO: task kworker/0:764:7748 blocked for more than 474 seconds. [ 1348.356192][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.356218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.356238][ T32] task:kworker/0:764 state:D stack:0 pid:7748 tgid:7748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.356285][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.356361][ T32] Call trace: [ 1348.356424][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.356474][ T32] r10:82918888 r9:ee2f1d84 r8:00000002 r7:60000113 r6:ee2f1d8c r5:85d1b000 [ 1348.356497][ T32] r4:85d1b000 [ 1348.356544][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.356588][ T32] r5:85d1b000 r4:82918884 [ 1348.356608][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.356646][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.356689][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2f1e08 [ 1348.356711][ T32] r4:00000000 [ 1348.356730][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.356765][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.356805][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.356848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c54740 [ 1348.356896][ T32] r4:00000000 [ 1348.356919][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.356967][ T32] r9:83018005 r8:85d1b000 r7:00000000 r6:83018000 r5:00001000 r4:7f7e9000 [ 1348.356988][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.357029][ T32] r5:00001000 r4:ee2e9000 [ 1348.357048][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.357086][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.357127][ T32] r5:85ca1f8c r4:85ca1c00 [ 1348.357146][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.357190][ T32] r7:dddced80 r6:83018000 r5:85ca1f8c r4:85c51200 [ 1348.357211][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.357256][ T32] r10:61c88647 r9:85d1b000 r8:85c5122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.357279][ T32] r4:85c51200 [ 1348.357299][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.357344][ T32] r10:00000000 r9:85c51200 r8:8027f5e8 r7:ee2c5e60 r6:85c51280 r5:85d1b000 [ 1348.357419][ T32] r4:00000001 [ 1348.357443][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.357480][ T32] Exception stack(0xee2f1fb0 to 0xee2f1ff8) [ 1348.357506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.357533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.357559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.357588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.357609][ T32] r4:85c54480 [ 1348.358011][ T32] INFO: task kworker/0:764:7748 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.358043][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.358099][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.358153][ T32] Call trace: [ 1348.358187][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.358260][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.358290][ T32] r4:00000000 [ 1348.358310][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.358348][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.358376][ T32] 9d20: d8646000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.358438][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.358468][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.358492][ T32] r5:80000113 r4:80239bb0 [ 1348.358513][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.358604][ T32] r4:82ac11e4 [ 1348.358636][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.358692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.358715][ T32] r4:eaeb9dc0 [ 1348.358761][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.358825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.358852][ T32] r4:00000000 [ 1348.358901][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.358953][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.358975][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.359049][ T32] r5:00001000 r4:ed35d000 [ 1348.359072][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.359140][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.359188][ T32] r5:85a35f8c r4:85a35c00 [ 1348.359208][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.359254][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.359274][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.359346][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.359372][ T32] r4:848b5900 [ 1348.359392][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.359448][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.359472][ T32] r4:00000001 [ 1348.359492][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.359529][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.359561][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.359605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.359635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.359668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.359690][ T32] r4:84bf9700 [ 1348.359720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.359749][ T32] INFO: task kworker/0:765:7750 blocked for more than 474 seconds. [ 1348.359782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.359883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.359934][ T32] task:kworker/0:765 state:D stack:0 pid:7750 tgid:7750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.360012][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.360130][ T32] Call trace: [ 1348.360225][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.360323][ T32] r10:82918888 r9:ee301d84 r8:00000002 r7:60000013 r6:ee301d8c r5:85d1d400 [ 1348.360412][ T32] r4:85d1d400 [ 1348.360462][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.360542][ T32] r5:85d1d400 r4:82918884 [ 1348.360587][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.360671][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.360743][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee301e08 [ 1348.360769][ T32] r4:00000000 [ 1348.360789][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.360829][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.360869][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.360913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c54480 [ 1348.360988][ T32] r4:00000000 [ 1348.361039][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.361144][ T32] r9:83018005 r8:85d1d400 r7:00000000 r6:83018000 r5:00001000 r4:7f7ef000 [ 1348.361191][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.361237][ T32] r5:00001000 r4:ee30d000 [ 1348.361260][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.361339][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.361436][ T32] r5:85ca278c r4:85ca2400 [ 1348.361477][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.361560][ T32] r7:dddced80 r6:83018000 r5:85ca278c r4:85c51400 [ 1348.361602][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.361705][ T32] r10:61c88647 r9:85d1d400 r8:85c5142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.361752][ T32] r4:85c51400 [ 1348.361789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.361861][ T32] r10:00000000 r9:85c51400 r8:8027f5e8 r7:ee2c5e60 r6:85c51480 r5:85d1d400 [ 1348.361884][ T32] r4:00000001 [ 1348.361903][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.361939][ T32] Exception stack(0xee301fb0 to 0xee301ff8) [ 1348.361967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.361995][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.362056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.362117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.362141][ T32] r4:85c54800 [ 1348.383424][ T32] INFO: task kworker/0:765:7750 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.383548][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.383653][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.383723][ T32] Call trace: [ 1348.383782][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.383843][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.383898][ T32] r4:00000000 [ 1348.383944][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.383991][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.384055][ T32] 9d20: d8b3b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.384091][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.384139][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.384167][ T32] r5:80000113 r4:80239bb0 [ 1348.384210][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.384283][ T32] r4:82ac11e4 [ 1348.384307][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.384428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.384455][ T32] r4:eaeb9dc0 [ 1348.384476][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.384544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.384570][ T32] r4:00000000 [ 1348.384613][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.384665][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.384688][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.384753][ T32] r5:00001000 r4:ed35d000 [ 1348.384777][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.384824][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.384868][ T32] r5:85a35f8c r4:85a35c00 [ 1348.384889][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.384937][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.384980][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.385031][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.385054][ T32] r4:848b5900 [ 1348.385076][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.385144][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.385170][ T32] r4:00000001 [ 1348.385191][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.385228][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.385254][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.385282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.385309][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.385360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.385385][ T32] r4:84bf9700 [ 1348.385440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.385473][ T32] INFO: task kworker/0:766:7753 blocked for more than 474 seconds. [ 1348.385509][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.385561][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.385605][ T32] task:kworker/0:766 state:D stack:0 pid:7753 tgid:7753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.385664][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.385735][ T32] Call trace: [ 1348.385792][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.385847][ T32] r10:82918888 r9:ee299d84 r8:00000002 r7:60000113 r6:ee299d8c r5:85c21800 [ 1348.385874][ T32] r4:85c21800 [ 1348.385917][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.385960][ T32] r5:85c21800 r4:82918884 [ 1348.386002][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.386046][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.386091][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee299e08 [ 1348.386128][ T32] r4:00000000 [ 1348.386163][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.386213][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.386256][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.386305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c54b40 [ 1348.386327][ T32] r4:00000000 [ 1348.386346][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.386393][ T32] r9:83018005 r8:85c21800 r7:00000000 r6:83018000 r5:00001000 r4:7f7f1000 [ 1348.386461][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.386518][ T32] r5:00001000 r4:ee319000 [ 1348.386543][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.386647][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.386695][ T32] r5:85ca238c r4:85ca2000 [ 1348.386715][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.386760][ T32] r7:dddced80 r6:83018000 r5:85ca238c r4:85c51500 [ 1348.386792][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.386843][ T32] r10:61c88647 r9:85c21800 r8:85c5152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.386865][ T32] r4:85c51500 [ 1348.386894][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.386942][ T32] r10:00000000 r9:85c51500 r8:8027f5e8 r7:ee301e60 r6:85bc4500 r5:85c21800 [ 1348.386965][ T32] r4:00000001 [ 1348.386983][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.387031][ T32] Exception stack(0xee299fb0 to 0xee299ff8) [ 1348.387082][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.387113][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.387140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.387169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.387190][ T32] r4:85c54100 [ 1348.387618][ T32] INFO: task kworker/0:766:7753 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.387650][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.387778][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.387880][ T32] Call trace: [ 1348.387939][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.388008][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.388036][ T32] r4:00000000 [ 1348.388056][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.388107][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.388162][ T32] 9d20: d8b3b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.388194][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.388220][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.388244][ T32] r5:80000113 r4:80239bb0 [ 1348.388286][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.388336][ T32] r4:82ac11e4 [ 1348.388379][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.388442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.388466][ T32] r4:eaeb9dc0 [ 1348.388486][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.388531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.388553][ T32] r4:00000000 [ 1348.388572][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.388618][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.388662][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.388724][ T32] r5:00001000 r4:ed35d000 [ 1348.388748][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.388789][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.388863][ T32] r5:85a35f8c r4:85a35c00 [ 1348.388888][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.388957][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.388981][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.389030][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.389075][ T32] r4:848b5900 [ 1348.389098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.389168][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.389194][ T32] r4:00000001 [ 1348.389215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.389273][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.389325][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.389357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.389385][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.389430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.389456][ T32] r4:84bf9700 [ 1348.389477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.389501][ T32] INFO: task kworker/0:767:7756 blocked for more than 474 seconds. [ 1348.389560][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.389588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.389609][ T32] task:kworker/0:767 state:D stack:0 pid:7756 tgid:7756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.389653][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.389719][ T32] Call trace: [ 1348.389749][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.389816][ T32] r10:82918888 r9:ee329d84 r8:00000002 r7:60000013 r6:ee329d8c r5:85c23c00 [ 1348.389850][ T32] r4:85c23c00 [ 1348.389871][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.389910][ T32] r5:85c23c00 r4:82918884 [ 1348.389930][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.389967][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.390019][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee329e08 [ 1348.390046][ T32] r4:00000000 [ 1348.390089][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.390130][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.390170][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.390214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b9a040 [ 1348.390237][ T32] r4:00000000 [ 1348.390256][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.390323][ T32] r9:83018005 r8:85c23c00 r7:00000000 r6:83018000 r5:00001000 r4:7f7f7000 [ 1348.390348][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.390421][ T32] r5:00001000 r4:ee349000 [ 1348.390445][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.390508][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.390595][ T32] r5:85ca378c r4:85ca3400 [ 1348.390632][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.390681][ T32] r7:dddced80 r6:83018000 r5:85ca378c r4:85c51580 [ 1348.390702][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.390769][ T32] r10:61c88647 r9:85c23c00 r8:85c515ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.390807][ T32] r4:85c51580 [ 1348.390827][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.390873][ T32] r10:00000000 r9:85c51580 r8:8027f5e8 r7:ee299e60 r6:85bc4580 r5:85c23c00 [ 1348.390895][ T32] r4:00000001 [ 1348.390934][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.390993][ T32] Exception stack(0xee329fb0 to 0xee329ff8) [ 1348.391041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.391073][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.391100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.391151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.391194][ T32] r4:85c54d00 [ 1348.391605][ T32] INFO: task kworker/0:767:7756 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.391637][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.391692][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.391777][ T32] Call trace: [ 1348.391852][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.391903][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.391928][ T32] r4:00000000 [ 1348.391947][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.391984][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.392011][ T32] 9d20: d8b3b000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.392040][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.392065][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.392089][ T32] r5:80000113 r4:80239bb0 [ 1348.392109][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.392153][ T32] r4:82ac11e4 [ 1348.392256][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.414160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.414212][ T32] r4:eaeb9dc0 [ 1348.414237][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.414329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.414379][ T32] r4:00000000 [ 1348.414416][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.414467][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.414489][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.414537][ T32] r5:00001000 r4:ed35d000 [ 1348.414585][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.414628][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.414672][ T32] r5:85a35f8c r4:85a35c00 [ 1348.414702][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.414755][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.414777][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.414824][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.414868][ T32] r4:848b5900 [ 1348.414892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.414941][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.414963][ T32] r4:00000001 [ 1348.414984][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.415022][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.415073][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.415106][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.415132][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.415183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.415208][ T32] r4:84bf9700 [ 1348.415254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.415298][ T32] INFO: task kworker/0:768:7757 blocked for more than 474 seconds. [ 1348.415371][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.415429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.415476][ T32] task:kworker/0:768 state:D stack:0 pid:7757 tgid:7757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.415582][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.415645][ T32] Call trace: [ 1348.415702][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.415756][ T32] r10:82918888 r9:ee331d84 r8:00000002 r7:60000013 r6:ee331d8c r5:85c23000 [ 1348.415779][ T32] r4:85c23000 [ 1348.415799][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.415837][ T32] r5:85c23000 r4:82918884 [ 1348.415857][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.415894][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.415939][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee331e08 [ 1348.415962][ T32] r4:00000000 [ 1348.415982][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.416017][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.416056][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.416123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c54d40 [ 1348.416181][ T32] r4:00000000 [ 1348.416204][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.416263][ T32] r9:83018005 r8:85c23000 r7:00000000 r6:83018000 r5:00001000 r4:7f7f3000 [ 1348.416287][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.416351][ T32] r5:00001000 r4:ee325000 [ 1348.416374][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.416426][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.416493][ T32] r5:85ca2f8c r4:85ca2c00 [ 1348.416516][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.416585][ T32] r7:dddced80 r6:83018000 r5:85ca2f8c r4:85c51600 [ 1348.416609][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.416666][ T32] r10:61c88647 r9:85c23000 r8:85c5162c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.416691][ T32] r4:85c51600 [ 1348.416732][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.416781][ T32] r10:00000000 r9:85c51600 r8:8027f5e8 r7:ee329e60 r6:85bc4600 r5:85c23000 [ 1348.416804][ T32] r4:00000001 [ 1348.416844][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.416904][ T32] Exception stack(0xee331fb0 to 0xee331ff8) [ 1348.416934][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.416964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.417009][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.417062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.417088][ T32] r4:85c54e80 [ 1348.417819][ T32] INFO: task kworker/0:768:7757 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.417851][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.417956][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.418005][ T32] Call trace: [ 1348.418034][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.418080][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.418104][ T32] r4:00000000 [ 1348.418147][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.418189][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.418218][ T32] 9d20: d909f000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.418269][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.418298][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.418322][ T32] r5:80000113 r4:80239bb0 [ 1348.418342][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.418387][ T32] r4:82ac11e4 [ 1348.418416][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.418500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.418526][ T32] r4:eaeb9dc0 [ 1348.418588][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.418663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.418695][ T32] r4:00000000 [ 1348.418729][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.418806][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.418833][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.418878][ T32] r5:00001000 r4:ed35d000 [ 1348.418923][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.418969][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.419036][ T32] r5:85a35f8c r4:85a35c00 [ 1348.419082][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.419156][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.419202][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.419255][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.419278][ T32] r4:848b5900 [ 1348.419320][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.419389][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.419425][ T32] r4:00000001 [ 1348.419446][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.419504][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.419558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.419605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.419659][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.419701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.419726][ T32] r4:84bf9700 [ 1348.419770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.419822][ T32] INFO: task kworker/0:769:7759 blocked for more than 474 seconds. [ 1348.419853][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.419877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.419921][ T32] task:kworker/0:769 state:D stack:0 pid:7759 tgid:7759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.419993][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.420058][ T32] Call trace: [ 1348.420092][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.420137][ T32] r10:82918888 r9:ee33dd84 r8:00000002 r7:60000013 r6:ee33dd8c r5:85c20c00 [ 1348.420160][ T32] r4:85c20c00 [ 1348.420201][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.420244][ T32] r5:85c20c00 r4:82918884 [ 1348.420275][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.420384][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.420445][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee33de08 [ 1348.420469][ T32] r4:00000000 [ 1348.420488][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.420524][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.420585][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.420671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c54f00 [ 1348.420719][ T32] r4:00000000 [ 1348.420763][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.420811][ T32] r9:83018005 r8:85c20c00 r7:00000000 r6:83018000 r5:00001000 r4:7f7f5000 [ 1348.420855][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.420923][ T32] r5:00001000 r4:ee339000 [ 1348.420946][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.420987][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.421028][ T32] r5:85ca2b8c r4:85ca2800 [ 1348.421049][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.421093][ T32] r7:dddced80 r6:83018000 r5:85ca2b8c r4:85c51380 [ 1348.421135][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.421185][ T32] r10:61c88647 r9:85c20c00 r8:85c513ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.421208][ T32] r4:85c51380 [ 1348.421249][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.421298][ T32] r10:00000000 r9:85c51380 r8:8027f5e8 r7:ee329e60 r6:85bc4680 r5:85c20c00 [ 1348.421323][ T32] r4:00000001 [ 1348.421356][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.421438][ T32] Exception stack(0xee33dfb0 to 0xee33dff8) [ 1348.421507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.421569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.421625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.421691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.421743][ T32] r4:85c54e00 [ 1348.452813][ T32] INFO: task kworker/0:769:7759 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.452911][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.452986][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.453062][ T32] Call trace: [ 1348.453124][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.453183][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.453215][ T32] r4:00000000 [ 1348.453277][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.453366][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.453406][ T32] 9d20: d98c6000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.453437][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.453462][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.453486][ T32] r5:80000113 r4:80239bb0 [ 1348.453506][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.453554][ T32] r4:82ac11e4 [ 1348.453575][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.453624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.453658][ T32] r4:eaeb9dc0 [ 1348.453701][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.453751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.453774][ T32] r4:00000000 [ 1348.453839][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.453917][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.453943][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.453988][ T32] r5:00001000 r4:ed35d000 [ 1348.454008][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.454048][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.454093][ T32] r5:85a35f8c r4:85a35c00 [ 1348.454141][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.454221][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.454271][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.454335][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.454378][ T32] r4:848b5900 [ 1348.454407][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.454483][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.454511][ T32] r4:00000001 [ 1348.454532][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.454617][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.454647][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.454675][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.454702][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.454736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.454788][ T32] r4:84bf9700 [ 1348.454815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.454871][ T32] INFO: task kworker/0:770:7761 blocked for more than 474 seconds. [ 1348.454909][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.454936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.454956][ T32] task:kworker/0:770 state:D stack:0 pid:7761 tgid:7761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.455032][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.455107][ T32] Call trace: [ 1348.455150][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.455225][ T32] r10:82918888 r9:ee351d84 r8:00000002 r7:60000113 r6:ee351d8c r5:85c24800 [ 1348.455253][ T32] r4:85c24800 [ 1348.455275][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.455313][ T32] r5:85c24800 r4:82918884 [ 1348.455334][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.455421][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.455472][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee351e08 [ 1348.455495][ T32] r4:00000000 [ 1348.455514][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.455623][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.455678][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.455725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b9a0c0 [ 1348.455748][ T32] r4:00000000 [ 1348.455790][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.455844][ T32] r9:83018005 r8:85c24800 r7:00000000 r6:83018000 r5:00001000 r4:7f7f9000 [ 1348.455866][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.455908][ T32] r5:00001000 r4:ee359000 [ 1348.455928][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.455967][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.456009][ T32] r5:85ca3b8c r4:85ca3800 [ 1348.456029][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.456074][ T32] r7:dddced80 r6:83018000 r5:85ca3b8c r4:85c51300 [ 1348.456099][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.456173][ T32] r10:61c88647 r9:85c24800 r8:85c5132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.456197][ T32] r4:85c51300 [ 1348.456218][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.456266][ T32] r10:00000000 r9:85c51300 r8:8027f5e8 r7:ee329e60 r6:85bc4700 r5:85c24800 [ 1348.456315][ T32] r4:00000001 [ 1348.456336][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.456373][ T32] Exception stack(0xee351fb0 to 0xee351ff8) [ 1348.456404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.456433][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.456486][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.456544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.456571][ T32] r4:85c54400 [ 1348.457294][ T32] INFO: task kworker/0:770:7761 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.457329][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.457385][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.457442][ T32] Call trace: [ 1348.457502][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.457578][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.457606][ T32] r4:00000000 [ 1348.457627][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.457669][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.457706][ T32] 9d20: d98c6000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.457775][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.457830][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.457884][ T32] r5:80000113 r4:80239bb0 [ 1348.457935][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.458033][ T32] r4:82ac11e4 [ 1348.458079][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.458176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.458226][ T32] r4:eaeb9dc0 [ 1348.458269][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.458369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.458425][ T32] r4:00000000 [ 1348.458470][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.458596][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.458649][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.458742][ T32] r5:00001000 r4:ed35d000 [ 1348.458786][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.458864][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.458946][ T32] r5:85a35f8c r4:85a35c00 [ 1348.458990][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.459103][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.459153][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.459261][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.459314][ T32] r4:848b5900 [ 1348.459357][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.459465][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.459516][ T32] r4:00000001 [ 1348.459559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.459658][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.459720][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.459781][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.459837][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.459895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.459946][ T32] r4:84bf9700 [ 1348.459996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.460047][ T32] INFO: task kworker/0:771:7763 blocked for more than 474 seconds. [ 1348.460102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.460151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.460196][ T32] task:kworker/0:771 state:D stack:0 pid:7763 tgid:7763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.460291][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.460423][ T32] Call trace: [ 1348.460515][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.460612][ T32] r10:82918888 r9:ee361d84 r8:00000002 r7:60000113 r6:ee361d8c r5:85c25400 [ 1348.460662][ T32] r4:85c25400 [ 1348.460705][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.460786][ T32] r5:85c25400 r4:82918884 [ 1348.460831][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.460918][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.461018][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee361e08 [ 1348.461071][ T32] r4:00000000 [ 1348.461118][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.461197][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.461271][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.461364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b9a300 [ 1348.461423][ T32] r4:00000000 [ 1348.461500][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.461597][ T32] r9:83018005 r8:85c25400 r7:00000000 r6:83018000 r5:00001000 r4:7f7fb000 [ 1348.461650][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.461741][ T32] r5:00001000 r4:ee369000 [ 1348.461799][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.461881][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.461968][ T32] r5:85ca3f8c r4:85ca3c00 [ 1348.462020][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.462125][ T32] r7:dddced80 r6:83018000 r5:85ca3f8c r4:85c51680 [ 1348.462171][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.484848][ T32] r10:61c88647 r9:85c25400 r8:85c516ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.484986][ T32] r4:85c51680 [ 1348.485037][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.485172][ T32] r10:00000000 r9:85c51680 r8:8027f5e8 r7:ee351e60 r6:85bc4780 r5:85c25400 [ 1348.485235][ T32] r4:00000001 [ 1348.485293][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.485379][ T32] Exception stack(0xee361fb0 to 0xee361ff8) [ 1348.485461][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.485523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.485597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.485664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.485714][ T32] r4:85b9a280 [ 1348.487055][ T32] INFO: task kworker/0:771:7763 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.487131][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.487266][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.487376][ T32] Call trace: [ 1348.487454][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.487555][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.487607][ T32] r4:00000000 [ 1348.487652][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.487733][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.487794][ T32] 9d20: d9d77000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.487856][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.487908][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.487958][ T32] r5:80000113 r4:80239bb0 [ 1348.488003][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.488097][ T32] r4:82ac11e4 [ 1348.488138][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.488237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.488288][ T32] r4:eaeb9dc0 [ 1348.488353][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.488481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.488533][ T32] r4:00000000 [ 1348.488576][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.488705][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.488759][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.488849][ T32] r5:00001000 r4:ed35d000 [ 1348.488893][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.488973][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.489061][ T32] r5:85a35f8c r4:85a35c00 [ 1348.489105][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.489196][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.489243][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.489335][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.489404][ T32] r4:848b5900 [ 1348.489454][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.489548][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.489596][ T32] r4:00000001 [ 1348.489641][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.489724][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.489780][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.489838][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.489891][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.489960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.490008][ T32] r4:84bf9700 [ 1348.490052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.490112][ T32] INFO: task kworker/0:772:7765 blocked for more than 474 seconds. [ 1348.490180][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.490236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.490276][ T32] task:kworker/0:772 state:D stack:0 pid:7765 tgid:7765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.490365][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.490468][ T32] Call trace: [ 1348.490531][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.490657][ T32] r10:82918888 r9:ee371d84 r8:00000002 r7:60000113 r6:ee371d8c r5:85c26000 [ 1348.490726][ T32] r4:85c26000 [ 1348.490785][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.490875][ T32] r5:85c26000 r4:82918884 [ 1348.490945][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.491029][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.491122][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee371e08 [ 1348.491172][ T32] r4:00000000 [ 1348.491214][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.491292][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.491382][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.491491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b9aa00 [ 1348.491549][ T32] r4:00000000 [ 1348.491597][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.491699][ T32] r9:83018005 r8:85c26000 r7:00000000 r6:83018000 r5:00001000 r4:7f807000 [ 1348.491743][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.491825][ T32] r5:00001000 r4:ee3c1000 [ 1348.491869][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.491948][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.492027][ T32] r5:85ca978c r4:85ca9400 [ 1348.492070][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.492165][ T32] r7:dddced80 r6:83018000 r5:85ca978c r4:85c51700 [ 1348.517239][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.517379][ T32] r10:61c88647 r9:85c26000 r8:85c5172c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.517475][ T32] r4:85c51700 [ 1348.517504][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.517556][ T32] r10:00000000 r9:85c51700 r8:8027f5e8 r7:ee361e60 r6:85bc4800 r5:85c26000 [ 1348.517581][ T32] r4:00000001 [ 1348.517656][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.517710][ T32] Exception stack(0xee371fb0 to 0xee371ff8) [ 1348.517742][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.517798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.517856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.517889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.517937][ T32] r4:85b9a400 [ 1348.518761][ T32] INFO: task kworker/0:772:7765 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.518805][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.518902][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.518959][ T32] Call trace: [ 1348.519023][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.519074][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.519109][ T32] r4:00000000 [ 1348.519155][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.519225][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.519258][ T32] 9d20: da3d5000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.519288][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.519313][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.519336][ T32] r5:80000113 r4:80239bb0 [ 1348.519358][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.519466][ T32] r4:82ac11e4 [ 1348.519491][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.519573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.519628][ T32] r4:eaeb9dc0 [ 1348.519657][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.519705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.519728][ T32] r4:00000000 [ 1348.519749][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.519859][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.519919][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.519997][ T32] r5:00001000 r4:ed35d000 [ 1348.520028][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.520073][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.520116][ T32] r5:85a35f8c r4:85a35c00 [ 1348.520136][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.520183][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.520239][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.520297][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.520321][ T32] r4:848b5900 [ 1348.520364][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.520421][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.520447][ T32] r4:00000001 [ 1348.520467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.520505][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.520532][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.520560][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.520587][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.520616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.520668][ T32] r4:84bf9700 [ 1348.520698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.520726][ T32] INFO: task kworker/0:773:7767 blocked for more than 474 seconds. [ 1348.520761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.520787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.520808][ T32] task:kworker/0:773 state:D stack:0 pid:7767 tgid:7767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.520880][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.520931][ T32] Call trace: [ 1348.520961][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.521009][ T32] r10:82918888 r9:ee37dd84 r8:00000002 r7:60000013 r6:ee37dd8c r5:85c26c00 [ 1348.521042][ T32] r4:85c26c00 [ 1348.521125][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.521171][ T32] r5:85c26c00 r4:82918884 [ 1348.521192][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.521234][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.521307][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee37de08 [ 1348.521332][ T32] r4:00000000 [ 1348.521354][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.521391][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.521440][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.521485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b9a3c0 [ 1348.521508][ T32] r4:00000000 [ 1348.521527][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.521572][ T32] r9:83018005 r8:85c26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f7fd000 [ 1348.521609][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.521671][ T32] r5:00001000 r4:ee379000 [ 1348.521718][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.521765][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.521832][ T32] r5:85c9778c r4:85c97400 [ 1348.521880][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.521975][ T32] r7:dddced80 r6:83018000 r5:85c9778c r4:85c51780 [ 1348.522025][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.522130][ T32] r10:61c88647 r9:85c26c00 r8:85c517ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.522181][ T32] r4:85c51780 [ 1348.532701][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.532859][ T32] r10:00000000 r9:85c51780 r8:8027f5e8 r7:ee371e60 r6:85bc4880 r5:85c26c00 [ 1348.532892][ T32] r4:00000001 [ 1348.532915][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.532961][ T32] Exception stack(0xee37dfb0 to 0xee37dff8) [ 1348.533018][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.533051][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.533080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.533124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.533167][ T32] r4:85b9a280 [ 1348.533949][ T32] INFO: task kworker/0:773:7767 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.534007][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.534077][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.534126][ T32] Call trace: [ 1348.534186][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.534242][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.534267][ T32] r4:00000000 [ 1348.534334][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.534379][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.534442][ T32] 9d20: da3d5000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.534477][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.534530][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.534589][ T32] r5:80000113 r4:80239bb0 [ 1348.534627][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.534684][ T32] r4:82ac11e4 [ 1348.534758][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.534812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.534835][ T32] r4:eaeb9dc0 [ 1348.534856][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.534901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.534925][ T32] r4:00000000 [ 1348.534954][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.535031][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.535057][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.535102][ T32] r5:00001000 r4:ed35d000 [ 1348.535136][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.535228][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.535303][ T32] r5:85a35f8c r4:85a35c00 [ 1348.535328][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.535375][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.535401][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.535448][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.535472][ T32] r4:848b5900 [ 1348.535491][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.535536][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.535568][ T32] r4:00000001 [ 1348.535615][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.535660][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.535688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.535716][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.535770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.535804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.535827][ T32] r4:84bf9700 [ 1348.535850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.535890][ T32] INFO: task kworker/0:774:7770 blocked for more than 475 seconds. [ 1348.535924][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.535949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.535988][ T32] task:kworker/0:774 state:D stack:0 pid:7770 tgid:7770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.536051][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.536124][ T32] Call trace: [ 1348.536184][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.536268][ T32] r10:82918888 r9:ee39dd84 r8:00000002 r7:60000013 r6:ee39dd8c r5:85c58000 [ 1348.536319][ T32] r4:85c58000 [ 1348.536360][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.536453][ T32] r5:85c58000 r4:82918884 [ 1348.536504][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.536591][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.536689][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee39de08 [ 1348.536740][ T32] r4:00000000 [ 1348.536783][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.536864][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.536940][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.537032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b9a5c0 [ 1348.537094][ T32] r4:00000000 [ 1348.537143][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.537236][ T32] r9:83018005 r8:85c58000 r7:00000000 r6:83018000 r5:00001000 r4:7f7ff000 [ 1348.537283][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.537370][ T32] r5:00001000 r4:ee389000 [ 1348.537454][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.537541][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.537628][ T32] r5:85ca838c r4:85ca8000 [ 1348.537673][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.537769][ T32] r7:dddced80 r6:83018000 r5:85ca838c r4:85c51800 [ 1348.537815][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.537910][ T32] r10:61c88647 r9:85c58000 r8:85c5182c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.537961][ T32] r4:85c51800 [ 1348.538003][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.538094][ T32] r10:00000000 r9:85c51800 r8:8027f5e8 r7:ee371e60 r6:85bc4900 r5:85c58000 [ 1348.538143][ T32] r4:00000001 [ 1348.538183][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.538258][ T32] Exception stack(0xee39dfb0 to 0xee39dff8) [ 1348.538318][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.538383][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.538449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.538510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.538675][ T32] r4:85b9a800 [ 1348.539315][ T32] INFO: task kworker/0:774:7770 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.539355][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.539424][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.539473][ T32] Call trace: [ 1348.539505][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.539556][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.539581][ T32] r4:00000000 [ 1348.539626][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.539691][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.539738][ T32] 9d20: da3d5000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.539769][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.539823][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.539851][ T32] r5:80000113 r4:80239bb0 [ 1348.539891][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.539946][ T32] r4:82ac11e4 [ 1348.539994][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.540089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.540117][ T32] r4:eaeb9dc0 [ 1348.540139][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.540187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.540237][ T32] r4:00000000 [ 1348.540276][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.540406][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.540458][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.540551][ T32] r5:00001000 r4:ed35d000 [ 1348.540595][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.540687][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.540783][ T32] r5:85a35f8c r4:85a35c00 [ 1348.540830][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.540919][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.540960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.541054][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.541102][ T32] r4:848b5900 [ 1348.541155][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.541258][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.541325][ T32] r4:00000001 [ 1348.541369][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.541453][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.541509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.541565][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.541601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.541714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.541771][ T32] r4:84bf9700 [ 1348.541815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.541881][ T32] INFO: task kworker/0:775:7772 blocked for more than 475 seconds. [ 1348.541945][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.541997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.542070][ T32] task:kworker/0:775 state:D stack:0 pid:7772 tgid:7772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.542163][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.575003][ T32] Call trace: [ 1348.575053][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.575126][ T32] r10:82918888 r9:ee3add84 r8:00000002 r7:60000013 r6:ee3add8c r5:85c59800 [ 1348.575152][ T32] r4:85c59800 [ 1348.575174][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.575214][ T32] r5:85c59800 r4:82918884 [ 1348.575285][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.575334][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.575383][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee3ade08 [ 1348.575406][ T32] r4:00000000 [ 1348.575434][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.575471][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.575515][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.575563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b9a6c0 [ 1348.575586][ T32] r4:00000000 [ 1348.575606][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.575653][ T32] r9:83018005 r8:85c59800 r7:00000000 r6:83018000 r5:00001000 r4:7f801000 [ 1348.575675][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.575719][ T32] r5:00001000 r4:ee395000 [ 1348.575740][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.575781][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.575823][ T32] r5:85ca8b8c r4:85ca8800 [ 1348.575844][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.575891][ T32] r7:dddced80 r6:83018000 r5:85ca8b8c r4:85c51880 [ 1348.575912][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.575959][ T32] r10:61c88647 r9:85c59800 r8:85c518ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.576060][ T32] r4:85c51880 [ 1348.576085][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.576134][ T32] r10:00000000 r9:85c51880 r8:8027f5e8 r7:ee371e60 r6:85bc4980 r5:85c59800 [ 1348.576157][ T32] r4:00000001 [ 1348.576177][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.576243][ T32] Exception stack(0xee3adfb0 to 0xee3adff8) [ 1348.576304][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.576343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.576517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.576629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.576677][ T32] r4:85b9a940 [ 1348.577441][ T32] INFO: task kworker/0:775:7772 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.577496][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.577830][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.577883][ T32] Call trace: [ 1348.577975][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.578074][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.578103][ T32] r4:00000000 [ 1348.578389][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.578505][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.578537][ T32] 9d20: da8a3000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.578582][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.578610][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.578688][ T32] r5:80000113 r4:80239bb0 [ 1348.578713][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.578759][ T32] r4:82ac11e4 [ 1348.578779][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.578906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.578932][ T32] r4:eaeb9dc0 [ 1348.579300][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.579351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.579428][ T32] r4:00000000 [ 1348.579452][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.579745][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.579770][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.579814][ T32] r5:00001000 r4:ed35d000 [ 1348.579835][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.579955][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.580003][ T32] r5:85a35f8c r4:85a35c00 [ 1348.580039][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.580091][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.580112][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.580160][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.580183][ T32] r4:848b5900 [ 1348.580280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.580354][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.580404][ T32] r4:00000001 [ 1348.580433][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.580470][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.580497][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.580525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.580565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.580598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.580621][ T32] r4:84bf9700 [ 1348.580642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.580670][ T32] INFO: task kworker/0:776:7773 blocked for more than 475 seconds. [ 1348.580705][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.580730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.580829][ T32] task:kworker/0:776 state:D stack:0 pid:7773 tgid:7773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.580880][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.580922][ T32] Call trace: [ 1348.580953][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.581239][ T32] r10:82918888 r9:ee2fdd84 r8:00000002 r7:60000113 r6:ee2fdd8c r5:85d1c800 [ 1348.581274][ T32] r4:85d1c800 [ 1348.581359][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.581402][ T32] r5:85d1c800 r4:82918884 [ 1348.581479][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.581521][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.581592][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2fde08 [ 1348.581625][ T32] r4:00000000 [ 1348.581645][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.581682][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.581721][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.581765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b9a780 [ 1348.581787][ T32] r4:00000000 [ 1348.581806][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.581849][ T32] r9:83018005 r8:85d1c800 r7:00000000 r6:83018000 r5:00001000 r4:7f803000 [ 1348.581870][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.581910][ T32] r5:00001000 r4:ee3a5000 [ 1348.581930][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.581970][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.582012][ T32] r5:85ca8f8c r4:85ca8c00 [ 1348.582032][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.582076][ T32] r7:dddced80 r6:83018000 r5:85ca8f8c r4:85c51900 [ 1348.582096][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.582141][ T32] r10:61c88647 r9:85d1c800 r8:85c5192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.602581][ T32] r4:85c51900 [ 1348.602677][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.602757][ T32] r10:00000000 r9:85c51900 r8:8027f5e8 r7:ee371e60 r6:85c51980 r5:85d1c800 [ 1348.602783][ T32] r4:00000001 [ 1348.602804][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.602843][ T32] Exception stack(0xee2fdfb0 to 0xee2fdff8) [ 1348.602873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.602902][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.602942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.603067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.603094][ T32] r4:85b9a640 [ 1348.603865][ T32] INFO: task kworker/0:776:7773 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.603909][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.603981][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.604035][ T32] Call trace: [ 1348.604066][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.604117][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.604141][ T32] r4:00000000 [ 1348.604161][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.604255][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.604341][ T32] 9d20: dab3f000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.604374][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.604657][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.604686][ T32] r5:80000113 r4:80239bb0 [ 1348.604782][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.604877][ T32] r4:82ac11e4 [ 1348.604907][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.604958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.604981][ T32] r4:eaeb9dc0 [ 1348.605015][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.605065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.605090][ T32] r4:00000000 [ 1348.605111][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.605160][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.605181][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.605250][ T32] r5:00001000 r4:ed35d000 [ 1348.605274][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.605317][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.605360][ T32] r5:85a35f8c r4:85a35c00 [ 1348.605380][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.605431][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.605454][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.605501][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.605523][ T32] r4:848b5900 [ 1348.605557][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.605626][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.605654][ T32] r4:00000001 [ 1348.605712][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.605754][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.605781][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.605809][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.605836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.605865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.605889][ T32] r4:84bf9700 [ 1348.605910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.605938][ T32] INFO: task kworker/0:777:7775 blocked for more than 475 seconds. [ 1348.605971][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.605996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.606048][ T32] task:kworker/0:777 state:D stack:0 pid:7775 tgid:7775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.606234][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.606301][ T32] Call trace: [ 1348.606333][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.606379][ T32] r10:82918888 r9:ee3a1d84 r8:00000002 r7:60000113 r6:ee3a1d8c r5:85d1e000 [ 1348.606489][ T32] r4:85d1e000 [ 1348.606545][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.606606][ T32] r5:85d1e000 r4:82918884 [ 1348.606627][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.606666][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.606711][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee3a1e08 [ 1348.606733][ T32] r4:00000000 [ 1348.606785][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.606826][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.606866][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.607000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b9a980 [ 1348.607112][ T32] r4:00000000 [ 1348.607137][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.607216][ T32] r9:83018005 r8:85d1e000 r7:00000000 r6:83018000 r5:00001000 r4:7f805000 [ 1348.607242][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.607287][ T32] r5:00001000 r4:ee3b5000 [ 1348.607306][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.607352][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.607398][ T32] r5:85ca878c r4:85ca8400 [ 1348.607422][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.607468][ T32] r7:dddced80 r6:83018000 r5:85ca878c r4:85c51a00 [ 1348.607488][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.607534][ T32] r10:61c88647 r9:85d1e000 r8:85c51a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.607557][ T32] r4:85c51a00 [ 1348.607578][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.607623][ T32] r10:00000000 r9:85c51a00 r8:8027f5e8 r7:ee371e60 r6:85c51a80 r5:85d1e000 [ 1348.607646][ T32] r4:00000001 [ 1348.607735][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.607824][ T32] Exception stack(0xee3a1fb0 to 0xee3a1ff8) [ 1348.607858][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.607977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.608095][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.608216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.608241][ T32] r4:85b9a940 [ 1348.608624][ T32] INFO: task kworker/0:777:7775 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.608658][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.608715][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.608759][ T32] Call trace: [ 1348.608789][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.608835][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.608858][ T32] r4:00000000 [ 1348.608878][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.608914][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.608942][ T32] 9d20: dab3f000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.608970][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.608995][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.609019][ T32] r5:80000113 r4:80239bb0 [ 1348.609110][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.609158][ T32] r4:82ac11e4 [ 1348.609179][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.609227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.609250][ T32] r4:eaeb9dc0 [ 1348.609269][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.609313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.609335][ T32] r4:00000000 [ 1348.609354][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.609401][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.609428][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.609471][ T32] r5:00001000 r4:ed35d000 [ 1348.609492][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.609532][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.609574][ T32] r5:85a35f8c r4:85a35c00 [ 1348.609594][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.609730][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.609755][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.609802][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.609825][ T32] r4:848b5900 [ 1348.609844][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.609889][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.609912][ T32] r4:00000001 [ 1348.609932][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.609968][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.609994][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.610022][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.610047][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.610165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.610192][ T32] r4:84bf9700 [ 1348.610212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.610235][ T32] INFO: task kworker/0:778:7777 blocked for more than 475 seconds. [ 1348.610263][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.610300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.610323][ T32] task:kworker/0:778 state:D stack:0 pid:7777 tgid:7777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.610367][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.610441][ T32] Call trace: [ 1348.610476][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.610522][ T32] r10:82918888 r9:ee3b1d84 r8:00000002 r7:60000113 r6:ee3b1d8c r5:85d1ec00 [ 1348.610544][ T32] r4:85d1ec00 [ 1348.610695][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.610738][ T32] r5:85d1ec00 r4:82918884 [ 1348.610758][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.610825][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.610874][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee3b1e08 [ 1348.610897][ T32] r4:00000000 [ 1348.610917][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.610953][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.610993][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.611036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b9adc0 [ 1348.611058][ T32] r4:00000000 [ 1348.611076][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.611119][ T32] r9:83018005 r8:85d1ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f80b000 [ 1348.611232][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.611278][ T32] r5:00001000 r4:ee3d9000 [ 1348.611298][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.611337][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.611457][ T32] r5:85ca9b8c r4:85ca9800 [ 1348.611480][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.611528][ T32] r7:dddced80 r6:83018000 r5:85ca9b8c r4:85c51b00 [ 1348.611549][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.611593][ T32] r10:61c88647 r9:85d1ec00 r8:85c51b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.611615][ T32] r4:85c51b00 [ 1348.611684][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.611732][ T32] r10:00000000 r9:85c51b00 r8:8027f5e8 r7:ee371e60 r6:85c51b80 r5:85d1ec00 [ 1348.611755][ T32] r4:00000001 [ 1348.611805][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.611843][ T32] Exception stack(0xee3b1fb0 to 0xee3b1ff8) [ 1348.611869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.611897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.611923][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.611951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.611973][ T32] r4:85b9aa00 [ 1348.625320][ T32] INFO: task kworker/0:778:7777 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.625435][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.625510][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.625620][ T32] Call trace: [ 1348.625665][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.625720][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.625745][ T32] r4:00000000 [ 1348.625766][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.625805][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.625835][ T32] 9d20: dac4a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.625933][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.625964][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.625990][ T32] r5:80000113 r4:80239bb0 [ 1348.626010][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.626057][ T32] r4:82ac11e4 [ 1348.626077][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.626126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.626163][ T32] r4:eaeb9dc0 [ 1348.626210][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.626293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.626320][ T32] r4:00000000 [ 1348.626341][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.626389][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.626416][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.626461][ T32] r5:00001000 r4:ed35d000 [ 1348.626509][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.626589][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.626636][ T32] r5:85a35f8c r4:85a35c00 [ 1348.626658][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.626707][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.626729][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.627165][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.627203][ T32] r4:848b5900 [ 1348.627279][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.627333][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.627357][ T32] r4:00000001 [ 1348.627377][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.627418][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.627445][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.627474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.627500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.627529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.627570][ T32] r4:84bf9700 [ 1348.627597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.627626][ T32] INFO: task kworker/0:779:7780 blocked for more than 475 seconds. [ 1348.627659][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.627684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.627705][ T32] task:kworker/0:779 state:D stack:0 pid:7780 tgid:7780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.628275][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.628472][ T32] Call trace: [ 1348.628632][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.628713][ T32] r10:82918888 r9:ee3bdd84 r8:00000002 r7:60000113 r6:ee3bdd8c r5:85d1bc00 [ 1348.628740][ T32] r4:85d1bc00 [ 1348.628761][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.628801][ T32] r5:85d1bc00 r4:82918884 [ 1348.629421][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.629465][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.629511][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee3bde08 [ 1348.629535][ T32] r4:00000000 [ 1348.629574][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.629614][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.629655][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.629700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b9acc0 [ 1348.629722][ T32] r4:00000000 [ 1348.629741][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.629873][ T32] r9:83018005 r8:85d1bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f809000 [ 1348.629898][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.629942][ T32] r5:00001000 r4:ee3cd000 [ 1348.629962][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.630001][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.630042][ T32] r5:85ca938c r4:85ca9000 [ 1348.630061][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.630125][ T32] r7:dddced80 r6:83018000 r5:85ca938c r4:85c51c00 [ 1348.630149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.630247][ T32] r10:61c88647 r9:85d1bc00 r8:85c51c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.630273][ T32] r4:85c51c00 [ 1348.630404][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.630600][ T32] r10:00000000 r9:85c51c00 r8:8027f5e8 r7:ee3b1e60 r6:85c51c80 r5:85d1bc00 [ 1348.630629][ T32] r4:00000001 [ 1348.630650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.630687][ T32] Exception stack(0xee3bdfb0 to 0xee3bdff8) [ 1348.630714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.630944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.630975][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.631004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.631026][ T32] r4:85b9ac40 [ 1348.631565][ T32] INFO: task kworker/0:779:7780 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.631596][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.631650][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.631693][ T32] Call trace: [ 1348.631725][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.631876][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.631905][ T32] r4:00000000 [ 1348.631925][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.631962][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.631990][ T32] 9d20: dac4a000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.632086][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.632116][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.632141][ T32] r5:80000113 r4:80239bb0 [ 1348.632214][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.655186][ T32] r4:82ac11e4 [ 1348.655229][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.655301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.655326][ T32] r4:eaeb9dc0 [ 1348.655347][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.655424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.655458][ T32] r4:00000000 [ 1348.655603][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.655725][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.655844][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.655896][ T32] r5:00001000 r4:ed35d000 [ 1348.655918][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.655960][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.656004][ T32] r5:85a35f8c r4:85a35c00 [ 1348.656059][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.656180][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.656239][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.656305][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.656329][ T32] r4:848b5900 [ 1348.656351][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.656398][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.656427][ T32] r4:00000001 [ 1348.656447][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.656487][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.656543][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.656596][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.656624][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.656676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.656702][ T32] r4:84bf9700 [ 1348.656805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.656921][ T32] INFO: task kworker/0:780:7782 blocked for more than 475 seconds. [ 1348.657044][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.657072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.657094][ T32] task:kworker/0:780 state:D stack:0 pid:7782 tgid:7782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.657151][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.657196][ T32] Call trace: [ 1348.657227][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.657275][ T32] r10:82918888 r9:ee3c9d84 r8:00000002 r7:60000013 r6:ee3c9d8c r5:85248c00 [ 1348.657298][ T32] r4:85248c00 [ 1348.657318][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.657357][ T32] r5:85248c00 r4:82918884 [ 1348.657418][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.657462][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.657508][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee3c9e08 [ 1348.657531][ T32] r4:00000000 [ 1348.657550][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.657586][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.657724][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.657774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b9ae40 [ 1348.657800][ T32] r4:00000000 [ 1348.657820][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.657865][ T32] r9:83018005 r8:85248c00 r7:00000000 r6:83018000 r5:00001000 r4:7f80f000 [ 1348.657887][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.657929][ T32] r5:00001000 r4:ee3f1000 [ 1348.658028][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.658073][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.658116][ T32] r5:85caa38c r4:85caa000 [ 1348.658137][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.658181][ T32] r7:dddced80 r6:83018000 r5:85caa38c r4:85c51d00 [ 1348.658202][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.658369][ T32] r10:61c88647 r9:85248c00 r8:85c51d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.658396][ T32] r4:85c51d00 [ 1348.658435][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.658485][ T32] r10:00000000 r9:85c51d00 r8:8027f5e8 r7:ee3b1e60 r6:85c51d80 r5:85248c00 [ 1348.658575][ T32] r4:00000001 [ 1348.658823][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.658864][ T32] Exception stack(0xee3c9fb0 to 0xee3c9ff8) [ 1348.658891][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.658921][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.658970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.659004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.659028][ T32] r4:85b9ae40 [ 1348.659728][ T32] INFO: task kworker/0:780:7782 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.659761][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.659816][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.659861][ T32] Call trace: [ 1348.659891][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.659965][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.659999][ T32] r4:00000000 [ 1348.660086][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.660206][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.660237][ T32] 9d20: daef4000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.660267][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.660294][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.660318][ T32] r5:80000113 r4:80239bb0 [ 1348.660360][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.660596][ T32] r4:82ac11e4 [ 1348.660621][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.660672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.660694][ T32] r4:eaeb9dc0 [ 1348.660714][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.660758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.660781][ T32] r4:00000000 [ 1348.660800][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.660951][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.660977][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.661021][ T32] r5:00001000 r4:ed35d000 [ 1348.661066][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.661112][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.661181][ T32] r5:85a35f8c r4:85a35c00 [ 1348.661204][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.661251][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.661271][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.661316][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.661339][ T32] r4:848b5900 [ 1348.661359][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.661404][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.661432][ T32] r4:00000001 [ 1348.661451][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.661601][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.661631][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.661660][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.661687][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.661820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.661848][ T32] r4:84bf9700 [ 1348.661933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.661962][ T32] INFO: task kworker/0:781:7784 blocked for more than 475 seconds. [ 1348.661991][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.662015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.662035][ T32] task:kworker/0:781 state:D stack:0 pid:7784 tgid:7784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.662291][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.688210][ T32] Call trace: [ 1348.688260][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.688329][ T32] r10:82918888 r9:ee3d5d84 r8:00000002 r7:60000013 r6:ee3d5d8c r5:8524ec00 [ 1348.688353][ T32] r4:8524ec00 [ 1348.688419][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.688466][ T32] r5:8524ec00 r4:82918884 [ 1348.688487][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.688527][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.688573][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee3d5e08 [ 1348.688728][ T32] r4:00000000 [ 1348.688753][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.688792][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.688838][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.688908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c55400 [ 1348.689000][ T32] r4:00000000 [ 1348.689024][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.689099][ T32] r9:83018005 r8:8524ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f80d000 [ 1348.689124][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.689172][ T32] r5:00001000 r4:ee3e5000 [ 1348.689193][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.689232][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.689276][ T32] r5:85ca9f8c r4:85ca9c00 [ 1348.689297][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.689344][ T32] r7:dddced80 r6:83018000 r5:85ca9f8c r4:85c51e00 [ 1348.689381][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.689436][ T32] r10:61c88647 r9:8524ec00 r8:85c51e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.689459][ T32] r4:85c51e00 [ 1348.689530][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.689582][ T32] r10:00000000 r9:85c51e00 r8:8027f5e8 r7:ee3c9e60 r6:85c51e80 r5:8524ec00 [ 1348.689605][ T32] r4:00000001 [ 1348.689626][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.689701][ T32] Exception stack(0xee3d5fb0 to 0xee3d5ff8) [ 1348.689736][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.689766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.689793][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.689872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.689900][ T32] r4:85c55d80 [ 1348.690631][ T32] INFO: task kworker/0:781:7784 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.690670][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.690794][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.690918][ T32] Call trace: [ 1348.691012][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.691064][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.691089][ T32] r4:00000000 [ 1348.691110][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.691147][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.691175][ T32] 9d20: db25c000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.691204][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.691229][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.691253][ T32] r5:80000113 r4:80239bb0 [ 1348.691273][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.691317][ T32] r4:82ac11e4 [ 1348.691336][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.691385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.691439][ T32] r4:eaeb9dc0 [ 1348.691465][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.691513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.691536][ T32] r4:00000000 [ 1348.691615][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.691665][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.691688][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.691730][ T32] r5:00001000 r4:ed35d000 [ 1348.691750][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.691789][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.691832][ T32] r5:85a35f8c r4:85a35c00 [ 1348.691907][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.691963][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.692025][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.692141][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.704791][ T32] r4:848b5900 [ 1348.704876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.704983][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.705010][ T32] r4:00000001 [ 1348.705059][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.705137][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.705172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.705202][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.705227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.705256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.705311][ T32] r4:84bf9700 [ 1348.705338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.705406][ T32] INFO: task kworker/0:782:7786 blocked for more than 475 seconds. [ 1348.705471][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.705525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.705575][ T32] task:kworker/0:782 state:D stack:0 pid:7786 tgid:7786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.705668][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.705744][ T32] Call trace: [ 1348.705781][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.705830][ T32] r10:82918888 r9:ee3e1d84 r8:00000002 r7:60000113 r6:ee3e1d8c r5:85d20000 [ 1348.705853][ T32] r4:85d20000 [ 1348.705873][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.705914][ T32] r5:85d20000 r4:82918884 [ 1348.705958][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.706046][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.706096][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee3e1e08 [ 1348.706260][ T32] r4:00000000 [ 1348.706298][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.706340][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.706385][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.706438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c7a1c0 [ 1348.706480][ T32] r4:00000000 [ 1348.706505][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.706588][ T32] r9:83018005 r8:85d20000 r7:00000000 r6:83018000 r5:00001000 r4:7f815000 [ 1348.706642][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.706696][ T32] r5:00001000 r4:ee415000 [ 1348.706733][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.706778][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.706822][ T32] r5:85caaf8c r4:85caac00 [ 1348.706842][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.706887][ T32] r7:dddced80 r6:83018000 r5:85caaf8c r4:85c51f00 [ 1348.706908][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.706954][ T32] r10:61c88647 r9:85d20000 r8:85c51f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.706976][ T32] r4:85c51f00 [ 1348.707028][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.707079][ T32] r10:00000000 r9:85c51f00 r8:8027f5e8 r7:ee3c9e60 r6:85c51f80 r5:85d20000 [ 1348.707102][ T32] r4:00000001 [ 1348.707121][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.707335][ T32] Exception stack(0xee3e1fb0 to 0xee3e1ff8) [ 1348.707365][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.707442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.707472][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.707503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.707546][ T32] r4:85b9afc0 [ 1348.708501][ T32] INFO: task kworker/0:782:7786 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.708546][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.708673][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.708724][ T32] Call trace: [ 1348.708753][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.708817][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.708859][ T32] r4:00000000 [ 1348.708907][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.708988][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.709018][ T32] 9d20: db4d2000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.709068][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.709111][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.709165][ T32] r5:80000113 r4:80239bb0 [ 1348.709201][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.709273][ T32] r4:82ac11e4 [ 1348.709324][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.709380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.709419][ T32] r4:eaeb9dc0 [ 1348.709462][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.709546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.709579][ T32] r4:00000000 [ 1348.709620][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.709720][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.709777][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.709868][ T32] r5:00001000 r4:ed35d000 [ 1348.709914][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.709995][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.710077][ T32] r5:85a35f8c r4:85a35c00 [ 1348.710111][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.710182][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.710212][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.710271][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.710323][ T32] r4:848b5900 [ 1348.710370][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.710476][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.710528][ T32] r4:00000001 [ 1348.710595][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.710683][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.710745][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.710795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.710847][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.710897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.710942][ T32] r4:84bf9700 [ 1348.710975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.711001][ T32] INFO: task kworker/0:783:7788 blocked for more than 475 seconds. [ 1348.711030][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.711079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.711119][ T32] task:kworker/0:783 state:D stack:0 pid:7788 tgid:7788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.711201][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.711297][ T32] Call trace: [ 1348.711350][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.711433][ T32] r10:82918888 r9:ee3edd84 r8:00000002 r7:60000113 r6:ee3edd8c r5:85d20c00 [ 1348.711459][ T32] r4:85d20c00 [ 1348.711488][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.711527][ T32] r5:85d20c00 r4:82918884 [ 1348.711547][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.711626][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.711697][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee3ede08 [ 1348.711736][ T32] r4:00000000 [ 1348.711787][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.711849][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.711902][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.711982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c53f00 [ 1348.712049][ T32] r4:00000000 [ 1348.712074][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.712120][ T32] r9:83018005 r8:85d20c00 r7:00000000 r6:83018000 r5:00001000 r4:7f811000 [ 1348.712163][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.712209][ T32] r5:00001000 r4:ee3fd000 [ 1348.712300][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.735195][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.735308][ T32] r5:85caab8c r4:85caa800 [ 1348.735336][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.735421][ T32] r7:dddced80 r6:83018000 r5:85caab8c r4:85c78000 [ 1348.735447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.735497][ T32] r10:61c88647 r9:85d20c00 r8:85c7802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.735519][ T32] r4:85c78000 [ 1348.735539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.735584][ T32] r10:00000000 r9:85c78000 r8:8027f5e8 r7:ee3e1e60 r6:85c78080 r5:85d20c00 [ 1348.735607][ T32] r4:00000001 [ 1348.735627][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.735665][ T32] Exception stack(0xee3edfb0 to 0xee3edff8) [ 1348.735693][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.735722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.735749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.735946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.735973][ T32] r4:85b9af80 [ 1348.736717][ T32] INFO: task kworker/0:783:7788 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.736754][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.736822][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.736870][ T32] Call trace: [ 1348.736901][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.736952][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.737131][ T32] r4:00000000 [ 1348.737156][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.737195][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.737224][ T32] 9d20: dba73000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.737253][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.737279][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.737303][ T32] r5:80000113 r4:80239bb0 [ 1348.737322][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.737369][ T32] r4:82ac11e4 [ 1348.737394][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.737443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.737466][ T32] r4:eaeb9dc0 [ 1348.737485][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.737530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.737617][ T32] r4:00000000 [ 1348.737642][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.737709][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.737735][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.737780][ T32] r5:00001000 r4:ed35d000 [ 1348.737800][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.737839][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.737881][ T32] r5:85a35f8c r4:85a35c00 [ 1348.737966][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.738016][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.738036][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.738136][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.738161][ T32] r4:848b5900 [ 1348.738182][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.738257][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.738283][ T32] r4:00000001 [ 1348.738303][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.738341][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.738367][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.738469][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.738500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.738529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.738583][ T32] r4:84bf9700 [ 1348.738624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.738657][ T32] INFO: task kworker/0:784:7790 blocked for more than 475 seconds. [ 1348.738733][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.738837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.738865][ T32] task:kworker/0:784 state:D stack:0 pid:7790 tgid:7790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.738945][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.738988][ T32] Call trace: [ 1348.739018][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.739063][ T32] r10:82918888 r9:ee3f9d84 r8:00000002 r7:60000113 r6:ee3f9d8c r5:85d21800 [ 1348.739087][ T32] r4:85d21800 [ 1348.739107][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.739144][ T32] r5:85d21800 r4:82918884 [ 1348.739164][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.739202][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.739246][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee3f9e08 [ 1348.739267][ T32] r4:00000000 [ 1348.739286][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.739322][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.739359][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.739409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c7a040 [ 1348.739431][ T32] r4:00000000 [ 1348.739450][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.739494][ T32] r9:83018005 r8:85d21800 r7:00000000 r6:83018000 r5:00001000 r4:7f813000 [ 1348.739515][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.739560][ T32] r5:00001000 r4:ee409000 [ 1348.739581][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.739642][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.739733][ T32] r5:85caa78c r4:85caa400 [ 1348.739756][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.739805][ T32] r7:dddced80 r6:83018000 r5:85caa78c r4:85c78100 [ 1348.739825][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.739871][ T32] r10:61c88647 r9:85d21800 r8:85c7812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.739893][ T32] r4:85c78100 [ 1348.739912][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.739956][ T32] r10:00000000 r9:85c78100 r8:8027f5e8 r7:ee3e1e60 r6:85c78180 r5:85d21800 [ 1348.739978][ T32] r4:00000001 [ 1348.739998][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.740032][ T32] Exception stack(0xee3f9fb0 to 0xee3f9ff8) [ 1348.740058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.740085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.740112][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.740160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.740185][ T32] r4:85c7a100 [ 1348.740590][ T32] INFO: task kworker/0:784:7790 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.740626][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.740694][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.740760][ T32] Call trace: [ 1348.740823][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.740873][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.740920][ T32] r4:00000000 [ 1348.740953][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.740994][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.741022][ T32] 9d20: dba73000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.741050][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.741104][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.741138][ T32] r5:80000113 r4:80239bb0 [ 1348.741159][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.741204][ T32] r4:82ac11e4 [ 1348.741223][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.741287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.741313][ T32] r4:eaeb9dc0 [ 1348.741333][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.741402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.741429][ T32] r4:00000000 [ 1348.741449][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.741495][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.741526][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.741580][ T32] r5:00001000 r4:ed35d000 [ 1348.741603][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.741644][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.741686][ T32] r5:85a35f8c r4:85a35c00 [ 1348.741717][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.741795][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.741839][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.741888][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.741913][ T32] r4:848b5900 [ 1348.741943][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.741992][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.742015][ T32] r4:00000001 [ 1348.742046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.742093][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.742122][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.742172][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.765607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.765699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.765726][ T32] r4:84bf9700 [ 1348.765752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.765791][ T32] INFO: task kworker/0:785:7796 blocked for more than 475 seconds. [ 1348.765826][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.765850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.765873][ T32] task:kworker/0:785 state:D stack:0 pid:7796 tgid:7796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.765927][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.765988][ T32] Call trace: [ 1348.766035][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.766092][ T32] r10:82918888 r9:ee405d84 r8:00000002 r7:60000113 r6:ee405d8c r5:85d22400 [ 1348.766115][ T32] r4:85d22400 [ 1348.766134][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.766172][ T32] r5:85d22400 r4:82918884 [ 1348.766228][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.766273][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.766319][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee405e08 [ 1348.766341][ T32] r4:00000000 [ 1348.766360][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.766418][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.766465][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.766512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c7a380 [ 1348.766578][ T32] r4:00000000 [ 1348.766635][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.766718][ T32] r9:83018005 r8:85d22400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1348.766741][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.766784][ T32] r5:00001000 r4:ebee3000 [ 1348.766804][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.766844][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.766888][ T32] r5:85cab78c r4:85cab400 [ 1348.766910][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.767013][ T32] r7:dddced80 r6:83018000 r5:85cab78c r4:85c78200 [ 1348.767064][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.767274][ T32] r10:61c88647 r9:85d22400 r8:85c7822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.767303][ T32] r4:85c78200 [ 1348.767324][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.767371][ T32] r10:00000000 r9:85c78200 r8:8027f5e8 r7:ee3e1e60 r6:85c78280 r5:85d22400 [ 1348.767399][ T32] r4:00000001 [ 1348.767419][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.767457][ T32] Exception stack(0xee405fb0 to 0xee405ff8) [ 1348.767483][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.767513][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.767542][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.767573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.767596][ T32] r4:85c7a600 [ 1348.768309][ T32] INFO: task kworker/0:785:7796 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.768342][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.768428][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.768509][ T32] Call trace: [ 1348.768541][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.768654][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.768685][ T32] r4:00000000 [ 1348.768707][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.768747][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.768777][ T32] 9d20: dbf74000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.768807][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.768833][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.768859][ T32] r5:80000113 r4:80239bb0 [ 1348.768881][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.768926][ T32] r4:82ac11e4 [ 1348.768948][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.768997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.769174][ T32] r4:eaeb9dc0 [ 1348.769199][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.769248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.769272][ T32] r4:00000000 [ 1348.769291][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.769338][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.769360][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.769410][ T32] r5:00001000 r4:ed35d000 [ 1348.769432][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.769473][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.769516][ T32] r5:85a35f8c r4:85a35c00 [ 1348.769539][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.769588][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.769610][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.769657][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.769680][ T32] r4:848b5900 [ 1348.769701][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.769747][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.769859][ T32] r4:00000001 [ 1348.769884][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.769976][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.770008][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.770092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.770124][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.770155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.770218][ T32] r4:84bf9700 [ 1348.770242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.770332][ T32] INFO: task kworker/0:786:7797 blocked for more than 475 seconds. [ 1348.770364][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.770393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.770415][ T32] task:kworker/0:786 state:D stack:0 pid:7797 tgid:7797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.770459][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.770503][ T32] Call trace: [ 1348.770545][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.770611][ T32] r10:82918888 r9:ee261d84 r8:00000002 r7:60000113 r6:ee261d8c r5:85d23000 [ 1348.770637][ T32] r4:85d23000 [ 1348.770658][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.770696][ T32] r5:85d23000 r4:82918884 [ 1348.770909][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.770972][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.771030][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee261e08 [ 1348.771058][ T32] r4:00000000 [ 1348.771121][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.771163][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.771202][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.771335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c7a500 [ 1348.771381][ T32] r4:00000000 [ 1348.771410][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.771489][ T32] r9:83018005 r8:85d23000 r7:00000000 r6:83018000 r5:00001000 r4:7f783000 [ 1348.771514][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.771570][ T32] r5:00001000 r4:ed241000 [ 1348.771594][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.771636][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.771681][ T32] r5:85cabf8c r4:85cabc00 [ 1348.771702][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.771747][ T32] r7:dddced80 r6:83018000 r5:85cabf8c r4:85c78300 [ 1348.771768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.771814][ T32] r10:61c88647 r9:85d23000 r8:85c7832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.771837][ T32] r4:85c78300 [ 1348.771857][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.771901][ T32] r10:00000000 r9:85c78300 r8:8027f5e8 r7:ee405e60 r6:85c78380 r5:85d23000 [ 1348.771934][ T32] r4:00000001 [ 1348.772113][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.772194][ T32] Exception stack(0xee261fb0 to 0xee261ff8) [ 1348.780798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.780851][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.780882][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.780915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.780955][ T32] r4:85c7a300 [ 1348.781673][ T32] INFO: task kworker/0:786:7797 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.781711][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.781798][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.781986][ T32] Call trace: [ 1348.782244][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.782308][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.782362][ T32] r4:00000000 [ 1348.792831][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.792938][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.792988][ T32] 9d20: dc292000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.793025][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.793053][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.793101][ T32] r5:80000113 r4:80239bb0 [ 1348.793128][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.793179][ T32] r4:82ac11e4 [ 1348.793202][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.793252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.793276][ T32] r4:eaeb9dc0 [ 1348.793297][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.793343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.793367][ T32] r4:00000000 [ 1348.793433][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.793487][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.793512][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.793559][ T32] r5:00001000 r4:ed35d000 [ 1348.793612][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.793712][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.793763][ T32] r5:85a35f8c r4:85a35c00 [ 1348.793785][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.793836][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.793858][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.793906][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.793930][ T32] r4:848b5900 [ 1348.793951][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.793998][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.794022][ T32] r4:00000001 [ 1348.794043][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.794080][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.794108][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.794137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.794164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.794194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.794218][ T32] r4:84bf9700 [ 1348.794296][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.794344][ T32] INFO: task kworker/0:788:7799 blocked for more than 475 seconds. [ 1348.794382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.794468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.794494][ T32] task:kworker/0:788 state:D stack:0 pid:7799 tgid:7799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.794580][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.794633][ T32] Call trace: [ 1348.794668][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.794713][ T32] r10:82918888 r9:ee1ddd84 r8:00000002 r7:60000113 r6:ee1ddd8c r5:85d24800 [ 1348.794737][ T32] r4:85d24800 [ 1348.794758][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.794798][ T32] r5:85d24800 r4:82918884 [ 1348.794838][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.794882][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.794930][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1dde08 [ 1348.794973][ T32] r4:00000000 [ 1348.794997][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.795037][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.795076][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.795139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c7a5c0 [ 1348.795186][ T32] r4:00000000 [ 1348.795210][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.795258][ T32] r9:83018005 r8:85d24800 r7:00000000 r6:83018000 r5:00001000 r4:7f785000 [ 1348.795532][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.795590][ T32] r5:00001000 r4:edb09000 [ 1348.795614][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.795656][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.795765][ T32] r5:85cac38c r4:85cac000 [ 1348.795789][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.795880][ T32] r7:dddced80 r6:83018000 r5:85cac38c r4:85c78500 [ 1348.795992][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.796044][ T32] r10:61c88647 r9:85d24800 r8:85c7852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.796068][ T32] r4:85c78500 [ 1348.796109][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.796161][ T32] r10:00000000 r9:85c78500 r8:8027f5e8 r7:ee171e60 r6:85c78580 r5:85d24800 [ 1348.796186][ T32] r4:00000001 [ 1348.796206][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.796344][ T32] Exception stack(0xee1ddfb0 to 0xee1ddff8) [ 1348.796408][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.796460][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.796519][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.796581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.796606][ T32] r4:85c7a100 [ 1348.797381][ T32] INFO: task kworker/0:788:7799 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.797427][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.797487][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.797533][ T32] Call trace: [ 1348.797581][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.797630][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.797654][ T32] r4:00000000 [ 1348.797775][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.797893][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.797996][ T32] 9d20: dc292000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.798105][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.798133][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.798158][ T32] r5:80000113 r4:80239bb0 [ 1348.798179][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.798224][ T32] r4:82ac11e4 [ 1348.798315][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.798369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.798402][ T32] r4:eaeb9dc0 [ 1348.798423][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.798469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.798491][ T32] r4:00000000 [ 1348.798531][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.798599][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.798682][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.798833][ T32] r5:00001000 r4:ed35d000 [ 1348.798955][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.799001][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.799044][ T32] r5:85a35f8c r4:85a35c00 [ 1348.799064][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.799109][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.799130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.799196][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.799223][ T32] r4:848b5900 [ 1348.799243][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.799289][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.799311][ T32] r4:00000001 [ 1348.799330][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.799366][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.799397][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.799426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.799452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.799490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.799515][ T32] r4:84bf9700 [ 1348.799535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.799573][ T32] INFO: task kworker/0:789:7801 blocked for more than 475 seconds. [ 1348.799603][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.799627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.799647][ T32] task:kworker/0:789 state:D stack:0 pid:7801 tgid:7801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.799722][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.799765][ T32] Call trace: [ 1348.799799][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.799844][ T32] r10:82918888 r9:ee1e9d84 r8:00000002 r7:60000113 r6:ee1e9d8c r5:85d25400 [ 1348.799866][ T32] r4:85d25400 [ 1348.799906][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.800012][ T32] r5:85d25400 r4:82918884 [ 1348.800035][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.800074][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.800117][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee1e9e08 [ 1348.800221][ T32] r4:00000000 [ 1348.800414][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.800459][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.800501][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.800546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c64680 [ 1348.800569][ T32] r4:00000000 [ 1348.800656][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.800712][ T32] r9:83018005 r8:85d25400 r7:00000000 r6:83018000 r5:00001000 r4:7f80b000 [ 1348.800734][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.800775][ T32] r5:00001000 r4:ee3f3000 [ 1348.800814][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.800858][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.800911][ T32] r5:85cacb8c r4:85cac800 [ 1348.800933][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.800978][ T32] r7:dddced80 r6:83018000 r5:85cacb8c r4:85c78600 [ 1348.801000][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.801045][ T32] r10:61c88647 r9:85d25400 r8:85c7862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.801067][ T32] r4:85c78600 [ 1348.801085][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.801129][ T32] r10:00000000 r9:85c78600 r8:8027f5e8 r7:ee171e60 r6:85c78680 r5:85d25400 [ 1348.801183][ T32] r4:00000001 [ 1348.801205][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.801243][ T32] Exception stack(0xee1e9fb0 to 0xee1e9ff8) [ 1348.801269][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.801296][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.801322][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.801351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.801372][ T32] r4:85c7a440 [ 1348.801786][ T32] INFO: task kworker/0:789:7801 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.801819][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.801871][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.801915][ T32] Call trace: [ 1348.801943][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.801988][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.802011][ T32] r4:00000000 [ 1348.802030][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.802087][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.802119][ T32] 9d20: dc292000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.802149][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.802174][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.802197][ T32] r5:80000113 r4:80239bb0 [ 1348.802242][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.824083][ T32] r4:82ac11e4 [ 1348.824131][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.824210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.824236][ T32] r4:eaeb9dc0 [ 1348.824259][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.824333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.824366][ T32] r4:00000000 [ 1348.824393][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.824450][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.824473][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.824522][ T32] r5:00001000 r4:ed35d000 [ 1348.824542][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.824583][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.824628][ T32] r5:85a35f8c r4:85a35c00 [ 1348.824651][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.824700][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.824739][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.824817][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.824846][ T32] r4:848b5900 [ 1348.824893][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.824971][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.825025][ T32] r4:00000001 [ 1348.825049][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.825092][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.825132][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.825162][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.825189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.825230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.825257][ T32] r4:84bf9700 [ 1348.825282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.825312][ T32] INFO: task kworker/0:790:7870 blocked for more than 475 seconds. [ 1348.825345][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.825370][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.825400][ T32] task:kworker/0:790 state:D stack:0 pid:7870 tgid:7870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.825461][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.825510][ T32] Call trace: [ 1348.825543][ T32] [<81a5756c>] (__schedule) from [<81a584f4>] (schedule+0x2c/0x130) [ 1348.825592][ T32] r10:82918888 r9:ee4a5d84 r8:00000002 r7:60000113 r6:ee4a5d8c r5:85d28c00 [ 1348.825659][ T32] r4:85d28c00 [ 1348.825687][ T32] [<81a584c8>] (schedule) from [<81a588dc>] (schedule_preempt_disabled+0x18/0x24) [ 1348.825731][ T32] r5:85d28c00 r4:82918884 [ 1348.825752][ T32] [<81a588c4>] (schedule_preempt_disabled) from [<81a5afc0>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.825790][ T32] [<81a5acc0>] (__mutex_lock.constprop.0) from [<81a5b48c>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.825835][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee4a5e08 [ 1348.825882][ T32] r4:00000000 [ 1348.825908][ T32] [<81a5b478>] (__mutex_lock_slowpath) from [<81a5b4cc>] (mutex_lock+0x3c/0x40) [ 1348.825947][ T32] [<81a5b490>] (mutex_lock) from [<804e1808>] (_vm_unmap_aliases+0x68/0x240) [ 1348.825986][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.826032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c64880 [ 1348.826056][ T32] r4:00000000 [ 1348.826076][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.826119][ T32] r9:83018005 r8:85d28c00 r7:00000000 r6:83018000 r5:00001000 r4:7f84d000 [ 1348.826140][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.826184][ T32] r5:00001000 r4:ee53b000 [ 1348.826206][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.826246][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.826288][ T32] r5:85d75f8c r4:85d75c00 [ 1348.826308][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.826352][ T32] r7:dddced80 r6:83018000 r5:85d75f8c r4:85c78700 [ 1348.826372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.826426][ T32] r10:61c88647 r9:85d28c00 r8:85c7872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.826449][ T32] r4:85c78700 [ 1348.826468][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.826513][ T32] r10:00000000 r9:85c78700 r8:8027f5e8 r7:ee171e60 r6:85c78780 r5:85d28c00 [ 1348.826626][ T32] r4:00000001 [ 1348.826660][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.826726][ T32] Exception stack(0xee4a5fb0 to 0xee4a5ff8) [ 1348.826757][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.826785][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.826812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.826886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.826911][ T32] r4:85c64600 [ 1348.827724][ T32] INFO: task kworker/0:790:7870 is blocked on a mutex likely owned by task kworker/1:370:4428. [ 1348.827765][ T32] task:kworker/1:370 state:R running task stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.827825][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.827871][ T32] Call trace: [ 1348.827927][ T32] [<81a5756c>] (__schedule) from [<81a58928>] (preempt_schedule_irq+0x40/0xa8) [ 1348.827980][ T32] r10:82ac11c4 r9:8516d400 r8:80200be4 r7:eaeb9d5c r6:ffffffff r5:8516d400 [ 1348.828004][ T32] r4:00000000 [ 1348.828024][ T32] [<81a588e8>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.828064][ T32] Exception stack(0xeaeb9d28 to 0xeaeb9d70) [ 1348.828118][ T32] 9d20: dc6f6000 ed2f3000 00000001 80239b98 7f383000 00000001 [ 1348.828214][ T32] 9d40: 82ac05a0 7f383000 ed2f3000 8280c930 82ac11c4 eaeb9da4 eaeb9da8 eaeb9d78 [ 1348.828247][ T32] 9d60: 80230ad4 80239bb0 80000113 ffffffff [ 1348.828272][ T32] r5:80000113 r4:80239bb0 [ 1348.828318][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e15dc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.828367][ T32] r4:82ac11e4 [ 1348.828420][ T32] [<804e13cc>] (__purge_vmap_area_lazy) from [<804e1984>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.828474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaeb9dc0 r5:eaeb9e08 [ 1348.828498][ T32] r4:eaeb9dc0 [ 1348.828518][ T32] [<804e17a0>] (_vm_unmap_aliases) from [<804e56e8>] (vfree+0x168/0x204) [ 1348.828562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474d000 [ 1348.828584][ T32] r4:00000000 [ 1348.828603][ T32] [<804e5580>] (vfree) from [<80544f8c>] (execmem_free+0x30/0x50) [ 1348.828651][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.828674][ T32] [<80544f5c>] (execmem_free) from [<803c596c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.828715][ T32] r5:00001000 r4:ed35d000 [ 1348.828736][ T32] [<803c595c>] (bpf_jit_free_exec) from [<803c5d4c>] (bpf_jit_free+0x68/0xe4) [ 1348.828775][ T32] [<803c5ce4>] (bpf_jit_free) from [<803c6ea8>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.828817][ T32] r5:85a35f8c r4:85a35c00 [ 1348.828863][ T32] [<803c6d5c>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.828913][ T32] r7:ddde2d80 r6:83018200 r5:85a35f8c r4:848b5900 [ 1348.828934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.828979][ T32] r10:61c88647 r9:8516d400 r8:848b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.829027][ T32] r4:848b5900 [ 1348.829049][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.829096][ T32] r10:00000000 r9:848b5900 r8:8027f5e8 r7:eaeb1e60 r6:84721f00 r5:8516d400 [ 1348.829119][ T32] r4:00000001 [ 1348.829139][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.829199][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1348.829228][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.829256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.829284][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.829312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.829359][ T32] r4:84bf9700 [ 1348.829384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.830055][ T32] NMI backtrace for cpu 1 [ 1348.830312][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.15.0-syzkaller #0 PREEMPT [ 1348.830403][ T32] Hardware name: ARM-Versatile Express [ 1348.830488][ T32] Call trace: [ 1348.830539][ T32] [<802019e4>] (dump_backtrace) from [<80201ae0>] (show_stack+0x18/0x1c) [ 1348.830600][ T32] r7:00000000 r6:00000113 r5:60000193 r4:82259270 [ 1348.830609][ T32] [<80201ac8>] (show_stack) from [<80220544>] (dump_stack_lvl+0x70/0x7c) [ 1348.830635][ T32] [<802204d4>] (dump_stack_lvl) from [<80220568>] (dump_stack+0x18/0x1c) [ 1348.830662][ T32] r5:00000001 r4:00000001 [ 1348.830669][ T32] [<80220550>] (dump_stack) from [<81a4156c>] (nmi_cpu_backtrace+0x160/0x17c) [ 1348.830696][ T32] [<81a4140c>] (nmi_cpu_backtrace) from [<81a416b8>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1348.830727][ T32] r7:00000001 r6:8280c610 r5:8281af40 r4:ffffffff [ 1348.830734][ T32] [<81a41588>] (nmi_trigger_cpumask_backtrace) from [<802304dc>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1348.830765][ T32] r9:000199a8 r8:82ab5564 r7:8280c78c r6:0000777a r5:8281b508 r4:860ca00c [ 1348.830774][ T32] [<802304c4>] (arch_trigger_cpumask_backtrace) from [<80380490>] (watchdog+0x4a8/0x69c) [ 1348.830800][ T32] [<8037ffe8>] (watchdog) from [<80286810>] (kthread+0x12c/0x280) [ 1348.830858][ T32] r10:00000000 r9:00000000 r8:8037ffe8 r7:83349700 r6:83349700 r5:83251800 [ 1348.830895][ T32] r4:00000001 [ 1348.830904][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.830926][ T32] Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) [ 1348.830967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.830984][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.830998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.831013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.831022][ T32] r4:8334b580 [ 1348.831154][ T32] Sending NMI from CPU 1 to CPUs 0: [ 1348.832487][ C0] NMI backtrace for cpu 0 [ 1348.832595][ C0] CPU: 0 UID: 0 PID: 2817 Comm: pr/ttyAMA0 Not tainted 6.15.0-syzkaller #0 PREEMPT [ 1348.832621][ C0] Hardware name: ARM-Versatile Express [ 1348.832655][ C0] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1348.832696][ C0] LR is at pl011_console_device_unlock+0x20/0x24 [ 1348.832730][ C0] pc : [<81a60904>] lr : [<80a64800>] psr: 600f0113 [ 1348.832752][ C0] sp : ebf59eb0 ip : ebf59ec0 fp : ebf59ebc [ 1348.832770][ C0] r10: 8295a684 r9 : 00000000 r8 : 00000000 [ 1348.832792][ C0] r7 : 00000117 r6 : 8295a5e8 r5 : 00000000 r4 : 00000001 [ 1348.832814][ C0] r3 : 0000ef95 r2 : 00000000 r1 : 600f0113 r0 : 842b9c40 [ 1348.832918][ C0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 1348.832962][ C0] Control: 30c5387d Table: 84627bc0 DAC: fffffffd [ 1348.833006][ C0] Call trace: [ 1348.833024][ C0] [<81a608dc>] (_raw_spin_unlock_irqrestore) from [<80a64800>] (pl011_console_device_unlock+0x20/0x24) [ 1348.833057][ C0] [<80a647e0>] (pl011_console_device_unlock) from [<802e7d54>] (nbcon_emit_one+0x80/0xf8) [ 1348.833086][ C0] [<802e7cd4>] (nbcon_emit_one) from [<802e7f74>] (nbcon_kthread_func+0x1a8/0x2a4) [ 1348.833116][ C0] r6:8280c610 r5:8449d400 r4:8295a5e8 [ 1348.833125][ C0] [<802e7dcc>] (nbcon_kthread_func) from [<80286810>] (kthread+0x12c/0x280) [ 1348.833158][ C0] r10:00000000 r9:8295a5e8 r8:802e7dcc r7:84558500 r6:84558500 r5:8449d400 [ 1348.833167][ C0] r4:00000001 [ 1348.833174][ C0] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.833197][ C0] Exception stack(0xebf59fb0 to 0xebf59ff8) [ 1348.833213][ C0] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.833228][ C0] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.833241][ C0] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.833265][ C0] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.833280][ C0] r4:838aa980 [ 1348.853099][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 1349.505494][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.15.0-syzkaller #0 PREEMPT [ 1349.505767][ T32] Hardware name: ARM-Versatile Express [ 1349.505899][ T32] Call trace: [ 1349.506059][ T32] [<802019e4>] (dump_backtrace) from [<80201ae0>] (show_stack+0x18/0x1c) [ 1349.506280][ T32] r7:00000000 r6:8282083c r5:00000000 r4:82259270 [ 1349.506417][ T32] [<80201ac8>] (show_stack) from [<80220528>] (dump_stack_lvl+0x54/0x7c) [ 1349.506683][ T32] [<802204d4>] (dump_stack_lvl) from [<80220568>] (dump_stack+0x18/0x1c) [ 1349.506860][ T32] r5:00000000 r4:82a6fd1c [ 1349.506945][ T32] [<80220550>] (dump_stack) from [<802025f8>] (panic+0x120/0x374) [ 1349.507156][ T32] [<802024d8>] (panic) from [<803802fc>] (watchdog+0x314/0x69c) [ 1349.507412][ T32] r3:00000001 r2:00000000 r1:00000000 r0:82259e08 [ 1349.507588][ T32] r7:8280c78c [ 1349.507662][ T32] [<8037ffe8>] (watchdog) from [<80286810>] (kthread+0x12c/0x280) [ 1349.507930][ T32] r10:00000000 r9:00000000 r8:8037ffe8 r7:83349700 r6:83349700 r5:83251800 [ 1349.508105][ T32] r4:00000001 [ 1349.508194][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.508358][ T32] Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) [ 1349.508591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.508792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.508992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.509242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.509452][ T32] r4:8334b580 [ 1349.511836][ T32] Rebooting in 86400 seconds.. VM DIAGNOSIS: 04:30:40 Registers: info registers vcpu 0 CPU#0 R00=81a53d64 R01=df8e1d30 R02=df802000 R03=df000000 R04=81a60904 R05=20070013 R06=ffffffff R07=df8e1d64 R08=20070013 R09=83251800 R10=00000001 R11=df8e1d8c R12=df8e1d90 R13=df8e1d30 R14=80200bcc R15=81a22758 PSR=80070193 N--- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=da1f2000 R01=e012d000 R02=00000001 R03=80239b98 R04=7f32d000 R05=00000001 R06=82ac05a0 R07=7f32d000 R08=e012d000 R09=8280c930 R10=82ac11c4 R11=eae89da4 R12=eae89da8 R13=eae89d78 R14=80230ad4 R15=80239bb0 PSR=80000113 N--- A S svc32 s00=6630613a s01=34362f65 d00=34362f656630613a s02=646e003a s03=64615f31 d01=64615f31646e003a s04=646e0033 s05=6f685f31 d02=6f685f31646e0033 s06=70006e69 s07=323d6469 d03=323d646970006e69 s08=6769666e s09=64657275 d04=646572756769666e s10=00393936 s11=746d6669 d05=746d666900393936 s12=65726720 s13=30706174 d06=3070617465726720 s14=69757163 s15=3d646572 d07=3d64657269757163 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